318 results about "3-glycidoxypropyltrimethoxysilane" patented technology

The invention relates to organic-inorganic hybrid ultraviolet cured paint for metal surface protection. The paint comprises the following components in percentage by weight: 10 to 25 percent of epoxy modified silicon dioxide gel-resin, 15 to 30 percent of bisphenol-A epoxy acrylic ester, 5 to 15 percent of urethane acrylate, 35 to 45 percent of reactive diluent, 2 to 5 percent of toughener, 4 to 6 percent of photoinitiator, 0.5 to 0 percent of addition agent, wherein the epoxy modified silicon dioxide gel-resin is prepared by hydrolyzing a mixture of ethyl orthosilicate and gamma-glycidoxy propyl trimethoxy silane by a sol-gel method first and then adding diethylenetriamine. The paint film formed after the curing of paint has good strength, hardness, flexibility and strong acid and base resistance. The invention solves the problems that the organic-inorganic hybrid paint has high requirement on curing and common ultraviolet cured paint has poor adhesive force and flexibility when cured on metal base materials.

The invention relates to magnetic silicon dioxide microspheres modified with diethylaminoethyl on the surface and a preparation method and an application thereof; the sol-gel method is adopted to prepare magnetic silicon dioxide microspheres which have ferroferric oxide nanoparticles as cores and silicon source, namely tetraethoxysilane as shells; by adopting the microspheres as template, alkylene oxide coupling agent 3-glycidoxypropyltrimethoxysilane (GPTMS) as activator and diethylaminoethyl hydrochloride as functional group, the magnetic silicon dioxide microspheres modified with diethylaminoethyl (DEAE) on the surface are prepared. The method comprises the preparation of magnetic silicon dioxide microspheres, the epoxidation of magnetic silicon dioxide microspheres and the DEAE surface modification. The method solves the problems that the bindingability between the existing magnetic microspheres and nucleic acid is not high, the preparation processes are complicated and the like. The bindingability between the magnetic microspheres prepared by the method and nucleic acid is high so as to be used to separate nucleic acid from the biological sample.

Disclosed is a method for preparation of molecular sieve modified by SBA- 15 surface sulfuric acid group, which contains the step: with polymer of the polyethylene glycol- polyglycerol- polyethylene glycol as the template agent, 3-mercaptopropyl-trimethoxysilane condensing ethyl orthosilicate in a acid condition, and by the oxidization of hydroperoxide, the molecular sieve modified by propanesulfonic acid being synthesized. The method for preparation is simple, the operation is easy, and the reaction condition is mild; the acid containing and the structure of the molecular can be regulated and controlled by regulating the matching of materials and processing parameter, the acid quantity being among 0.48- 1.15mmolH+ / g, specific surface being among 445- 680m2 / g, and the pore diameter being among 5.47- 7.58nm.

The invention discloses a temperature-sensitive magnetic sulfadimidine molecular imprinted adsorbent as well as a preparation method and application thereof, belonging to the technical field of preparation of environment functional materials. A gamma-Fe2O3 / SiO2 magnetic composite material is prepared by using a sol-gel method and is subjected to vinyl modification by using 3-(methylacryloyloxy) trimethoxypropylsilane; with a vinyl-modified magnetic composite material (MPS (Modified Polystyrene)-gamma-Fe2O3 / SiO2) as a substrate material, sulfadimidine as a template molecule, acrylamide as a functional monomer, N-isopropylacrylamide as a temperature-sensitive monomer, ethylene glycol-bis(methylacrylic acid) ester as a cross-linking agent and 2,2'-azobisisobutyronitrile as an initiator, a temperature-sensitive magnetic molecular imprinted polymer is prepared by using a free group polymerization process and is applied to selective recognition and separation of the sulfadimidine in an aqueous solution; and the obtained polymer has the advantages of remarkable heat and magnet stability, sensitive magnet and heat inducting effect, higher adsorption capacity, reversible adsorption / release function along with the temperature and remarkable recognition performance of a sulfadimidine molecule.

The invention refers to a kind of compound lyosol fixing arrangement agent, a synthesizing method and the usage. The arrangement agent is made up of following products: (1) the silicon sol is made up of gamma-glycidol ether oxygen propyl trimethoxy-silane, water and hydrochloric acid, whose mol proportion is: 1:5-100:1í‡10 -5-1í‡10 -1; (2) the titanium sol is made up of titanic acid butyl ester, water and hydrochloric acid whose proportion is 1:0.1-10:10-200: 1í‡10 -4-1í‡10 -1; (3) the product is produced by mixing above mentioned silicon sol and titanium sol, the mol proportion of silicon and titanium is 1:0.05-1.0. The arrangement agent may form a mesh particle film on the surface of the fiber, realizes the color fixing aim.

The invention belongs to the field of preparation of metal-skeleton organic matters and discloses a small and medium dual-hole HKUST-1 material and a preparation method and application thereof. The method comprises the following steps: respectively dissolving Cu(NO3)2.3H2O and H3BTC into a mixed solution of DMF, ethyl alcohol and water; stirring to obtain a clear solution A and a clear solution B; adding the clear solution A to the clear solution B and mixing evenly; adding 3-aminopropyltrimethoxysilane and stirring; transferring the obtained mixed solution to a stainless steel high-pressure reaction kettle, and carrying out temperature programming; cooling the reaction kettle to room temperature, filtering the product, and drying the product in vacuum; and washing the obtained product with ethyl alcohol for four times, thus obtaining the small and medium dual-hole HKUST-1 material. The product has a single mesoporous and microporous crystal structure, the mass transfer resistance is overcome in reaction, the mass transfer efficiency is improved, and particularly, the product has a relatively good application prospect in the fields of catalysis, adsorption, separation and the like involving macromolecules.

The invention discloses a silane coupling agent and a preparation method thereof. The method comprises the steps of: mixing a coupling agent (gamma-glycidyl ether oxopropyl trimethoxy-silane) and aminophenol p-diphenylamine (PPDA) according to a certain molar ratio; before temperature raising and heating, introducing nitrogen till the end of reaction, and continuously reacting for a period of time under the condition of magnetic force stirring, thus obtaining the silane coupling agent. The prepared silane coupling agent can be used for inorganic filler such as white carbon black and argil; compared with white carbon black modified with the common silane coupling agent, white carbon black modified with the silane coupling agent disclosed by the invention has an excellent aging-preventing function besides the enhancement of the compatibility between the filler and plastic matrixes, and thus the service life of mad products can be prolonged; and when applied to butylbenzene and hevea rubber, the silane coupling agent has excellent performance superior to 2-(gamma-( triethoxy) propyl group) tetrasulfide, so the silane coupling agent can completely replace the 2-(gamma-( triethoxy) propyl group) tetrasulfide to be applied to some rubber.

A surface treated particle comprising a plurality of inorganic, metallic, semi-metallic, and / or metallic oxide particles and a star-graft copolymer with looped and / or linear polymeric structure on a star-graft copolymer, obtainable by a heterogeneous polymerization reaction in the particle surface proximity, encapsulating at least a portion of said particles and a method for making the same. The surface treatment comprises: Si (w, x, y, z), where: w, x, y, and z are mole percent tetrafunctional, trifunctional, difunctional, and monofunctional monomeric units, respectively; w, x, y, and z are about 0-50, 0-50, 5-99, and 0-5, respectively; w is tetraethylorthosilicate; x is selected from the group consisting of γ-glycidoxypropyltrimethoxysilane, γ-methacryloxypropyltrimethoxysilane, methyltrimethoxysilane, n-propyltrimethoxysilane, isobutyltrimethoxysilane, n-hexyltrimethoxysilane, n-octyltrimethoxysilane, n-octadecyltrimethoxysilane, phenyltrimethoxysilane, 3-(trimethoxysilyl)propylsuccinic anhydride, heptadecafluorotrimethoxysilane, 3-isocyanatopropyltrimethoxysilane, 2-(diphenylphosphino)ethyltrimethoxysilane, 3-aminopropyltrimethoxysilane, 3-mercaptopropyltrimethoxysilane, n-(trimethoxysilylpropyl)EDTA, pentafluorophenylpropyltrimethoxysilane, trifluoropropyltrimethoxysilane, and the triethoxy-containing counterparts of these monomers; y is selected from the group consisting of dicyclohexyldimethoxysilane, diethyldiethoxysilane, dimethyldichlorosilane, dimethyldiethoxysilane, dimethyldimethoxysilane, diphenyldiethoxysilane, diphenyldimethoxysilane, di-n-hexyldichlorosilane, n-hexylmethyldichlorosilane, methyldodecyldiethoxysilane, n-octylmethyldimethoxysilane, and the diethoxy-containing counterparts of these monomers; and z is selected form the group consisting of n-octadecyldimethylmethoxysilane, triethylsilanol, trimethylethoxysilane, trimethylmethoxysilane, and the ethoxy-containing counterparts of these monomers. Product(s) per se, defined as surface treated ZnO and / or TiO2, and the use of the product(s) per se in personal care formulations are excluded.

The present invention relates to a core-shell type magnetic surface imprinting nanometer composite material preparation method, and belongs to the technical field of environmental function material preparation. The preparation method comprises: adopting a solvothermal method to synthesize monodispersed magnetic iron oxide nano-spheres; adopting 3-(methacryloxy)propyl trimethoxyl silane to carry out vinyl functionalization modification on the surface; and adopting acetonitrile as a solvent, adopting tetracycline as template molecule, adopting methacrylic acid as a functional monomer, adopting ethylene glycol dimethacrylate as a cross-linking agent, adopting azobisisobutyronitrile as an initiator monomer, carrying out imprinting polymerization on the surface of the vinyl-modified iron oxide nano-spheres, and carrying out soxhlet extraction of the template molecule to obtain the core-shell type magnetic surface imprinting nanometer composite material. According to the present invention, with multiple characterization methods, morphology, particle size distribution and other parameters of the polymer are revealed; and the material obtained by using the absorption experiment research is adopted to selectively remove tetracycline in the water environment.

The invention provides an ammonium benzoate gas-phase slow-release rust preventive oil which is prepared from the following raw materials by weight: 150 parts of No. 120 solvent naphtha, 5 to 8 parts of rosin, 2 to 5 parts of zinc dust, 3 to 5 parts of sodium laureth sulfate, 15 to 18 parts of liquid paraffin, 3 to 5 parts of 3-aminopropyltrimethoxysilane, 10 to 15 parts of triethylenediamine, 10 to 13 parts of epoxidized soybean oil, 10 to 15 parts of xylene, 5 to 8 parts of a cross-linking agent TAIC, 1 to 3 parts of ferrocene, 4 to 6 parts of polyisobutylene, 1 to 2 parts of ammonium benzoate, 1 to 2 parts of benzotriazol, 1 to 2 parts of 2-aminoethyl-heptadecenyl-imidazoline, 1 to 2 parts of triethanolamine, 2 to 4 parts of zinc dialkyl dithiophosphate, 1 to 2 parts of sodium dodecyl benzene sulfonate, 6 to 8 parts of dimethicone, 10 to 12 parts of epoxidized triglyceride, 5 to 6 parts of a film forming resin and 1 to 2 parts of modified attapulgite. The gas-phase rust preventive oil has good antirust performance and an excellent contact antirust effect, so the rust preventive oil can be widely applicable to antirust action on inner cavities or other contact or non-contact metal positions of mechanical equipment.

The invention discloses a droplet microfluidic technology based method for preparing chromatographic packing with the uniform and controllable grain size, and relates to preparation of the chromatographic packing. Tetramethoxysilane, 3-glycidoxypropyltrimethoxysilane and polyethylene glycol are added into an acetic acid solution and hydrolyzed into a hydrolysate under an ice-water bath, and a water-soluble basic amino acid is added and subjected to ultrasound until complete dissolution to be used as a disperse phase; an oil-soluble surfactant is dissolved into oil to be used as a continuous phase; the disperse phase is introduced into a horizontal channel of a microfluidic chip, the continuous phase is introduced into a vertical channel of the microfluidic chip, and the ratio of flow velocities of the disperse phase and the continuous phase is adjusted at the interface of the horizontal channel and the vertical channel to produce droplets with different grain sizes; the droplets have a condensation reaction at the temperature of 30-50 DEG C for 10-14 h and have an epoxide ring-opening reaction at the temperature of 60-80 DEG C for 10-14 h respectively, then isopropanol and methyl alcohol aqueous solutions are used for alternative washing respectively, and a product is obtained through vacuum drying.

The invention relates to a preparation method and application of a Mn-doped ZnS quantum dot imprinted sensor and belongs to the technical field of environmental functional material preparation. The method comprises the steps of firstly stirring an aqueous solution of zinc sulfate heptahydrate and an aqueous solution of manganese chloride tetrahydrate at room temperature under the condition that nitrogen gas is introduced, and adding an aqueous solution of sodium sulfide nonahydrate, so as to obtain Mn-ZnS quantum dots; carrying out vinyl modification on the obtained Mn-ZnS quantum dots by using 3-(methacryloyloxy) propyl trimethoxysilane, then, synthesizing a Mn-doped ZnS quantum dot imprinted sensor, which takes 2,6-dichlorophenol as template molecules, methacrylic acid as functional monomers, Mn-ZnS-KH570 as auxiliary monomers, ethylene glycol di(methacrylate) as a cross-linking agent, 2,2-azodiisobutyronitrile as an initiator and acetonitrile as a solvent, by using a precipitation polymerization method through two-stage polymerization, and applying the Mn-doped ZnS quantum dot imprinted sensor to the optical detection on 2,6-dichlorophenol. The prepared phosphorescent molecular-imprinted polymer has very good optical and pH stability and has the capability of selectively identifying 2,6-dichlorophenol.

The invention discloses a surface-modified aramid fiber and a preparation method thereof. The preparation method comprises the following steps: firstly, carrying out amino and carboxyl treatment on the surface of an aramid fiber, then reacting with gamma-glycidoxypropyl trimethoxysilane and obtaining a methoxy fiber; reacting hydroxylated calcium oxide-doped cerium oxide with the methoxy fiber, and obtaining a hydroxylated calcium oxide-doped cerium oxide-coated fiber; putting the aramid fiber of which the surface is coated with the hydroxylated calcium oxide-doped cerium oxide into an alkoxy silane solution, adding deionized water and an organic solvent, washing and drying after the completion of reaction and obtaining the aramid fiber of which the surface is coated with hyper-branched polymer grafting inorganic nano-particles. The hyper-branched polymer grafting inorganic nano-particles disclosed by the invention can endow the aramid fiber with better flame resistance and ultraviolet resistance, and the surface adhesion and the mechanical property of the aramid fiber can be simultaneously improved. The surface-modified aramid fiber also has the characteristics of mild reaction conditions, less damage to the fiber and simple process.

The invention discloses a light stabilizer with ultraviolet ray shielding and absorbing functions and a preparation method thereof. A molecular structure of the light stabilizer is shown in the formula (I). The invention further discloses the preparation method of the light stabilizer with the ultraviolet ray shielding and absorbing functions. The preparation method comprises the following steps: performing surface modification on rutile type TiO2 by using a silane coupling agent, namely, gamma-glycidoxypropyl trimethoxysilane (KH560), to obtain TiO2 with an epoxy group; enabling the epoxy group on the surface of the TiO2 to be reacted with a para hydroxyl of 2,4-dihydroxy benaophenonel to obtain the light stabilizer with the ultraviolet ray shielding and absorbing functions. According to the double light stabilizer, chemical bonding is performed on an inorganic ultraviolet shielding agent and an organic ultraviolet absorbing agent, so that not only is the compatibility of an inorganic particle and a high-polymer matrix improved, but also the defect of poor durability of the organic ultraviolet absorbing agent is made up, and the light stabilizing effect of the light stabilizer can be greatly improved.

The invention discloses a preparation method for an organic silicone thickening agent. The method comprises the following steps: (1) using dimethyl terminal hydroxy silicone oil, vinyl trimethoxy silane and 3-glycidoxypropyltrimethoxysilane as raw materials, adding barium hydroxide monohydrate, and performing a non-hydrolytic sol-gel reaction under heating and stirring conditions to prepare a crude product of the thickening agent; and (2) firstly performing reduced-pressure filtration on the crude product prepared in the step (1), and performing reduced-pressure distillation on the filtrate, so as to prepare the organic silicone thickening agent. The prepared organic silicone thickening agent provided by the invention is a colorless transparent viscous liquid, has low viscosity and is easyto use; and the preparation process has simple operation and good repeatability and controllability, does not use an organic solvent, saves energy, protects the environment, can obviously improve bonding strength between silicone rubber and a copper substrate, and has good compatibility.

The invention relates to filling glue for filling an asphalt pavement crack. The filling glue comprises a component A and a component B, wherein the application amount of the component B is 2-5% of that of the component A; the component A comprises the following components in parts by weight: 100 parts of film forming agent, 15-30 parts of filler, 1.5-5 parts of coloring agent, 40-60 parts of modifier, 0.1-0.3 part of catalyst and 30-50 parts of plasticizer; the component B comprises 1-6 parts of crosslinking agent, 2-6 parts of tackifier and 1-5 parts of chain extender; the filler and the coloring agent are both modified by a coupling agent; and the coupling agent is any one of gamma-aminopropyltriethoxysilane, gamma-glycidyl ether oxypropyl trimethoxysilane, isopropyldioleicacyloxytitanate and isopropyltrititanate. The filling glue provided by the invention has high bonding strength, high strength, good elasticity and leveling property and good workability. The phenomena of oil stains and bleeding on the repaired pavement are avoided, and the driving safety is not influenced.

The invention relates to an anticorrosive grafted graphene filler for an organic coating, consisting of the following materials by weight: 0.1-0.2 parts of triterpenoid saponin, 2-3 parts of phytic acid hexaphosphate, 0.6-1 part of anticorrosive additive, 2-4 parts of dodecafluoroheptylpropyltrimethoxysilane, 10-15 parts of precursor, 110-120 parts of graphene oxide, 1-2 parts of 3-aminopropyltriethoxysilane. The composite of the present invention exhibits better performance, can be applied to an organic coating material and has good corrosion resistance to the metal substrate. The composite material of the invention has good stability and superior comprehensive performance.

Provided are nanofunctional silica particles having excellent functionality and quality, and capable of being mass-produced at low costs. According to the present invention, there are provided nanofunctional silica particles including a coating layer containing one or more silica compounds selected from the group consisting of mercaptopropyl trimethoxysilane (MPS), mercaptopropyl triethoxysilane (MPES), mercaptopropyl methyldimethoxysilane (MPDMS), trimethoxy[2-(7-oxabicyclo[4.1.0]-hept-3-yl)ethyl]silane (EpoPS), thiocyanatopropyl triethoxysilane (TCPS), acryloxypropyl trimethoxysilane (ACPS), and aminopropyl trimethoxysilane (APS); and functional particles in the coating layer, and being used in imaging, assay, diagnosis, treatment or the like, medicine or bioresearch.

The invention relates to the field of nano functional paint and discloses hydrophilic self-cleaning paint, a composition for the same, a preparation method and application thereof. The composition comprises modified composite sol, nano titanium dioxide powder and alcohol, the modified composite sol is a compound obtained by enabling reaction of a water dispersion of the alcohol, tetraethoxysilane, modifier, deionized water and carbon nanotube in an acidic condition, wherein the modifier is one or multiple of gamma-glycidyl oxygen propyl trimethoxysilane, gamma-aminopropyl triethoxysilane and gamma-(methylacryloloxy)propyl trimethoxysilane. The hydrophilic self-cleaning material is high in environment-friendliness, high in weatherability, light transmittance and room-temperature film forming performance when being used on a photovoltaic power generation plate and can effectively reduce smirch adhesion and eliminate electrostatic influence.

The invention discloses a preparation method of a beta-cyclodextrin modified loofah sponge adsorbent. The preparation method comprises the steps that 1, a loofah sponge is organically treated; 2, the organic loofah sponge is modified through gamma-(2,3-glycidyl) propyl group trimethoxy silane; 3, by mass, 52-65% of dimethyl sulfoxide, 8-15% of beta-cyclodextrin and 8-15% of hexamethylene diisocyanate are added in a reactor, the temperature is increased to 55+ / -2 DEGC and kept constant, stirring is carried out, a backflow reaction is carried out for 2-4 h, then 15-25% of the organic loofah sponge modified through the gamma-(2,3-glycidyl) propyl group trimethoxy silane is added, the sum of the percentages of all the components is 100%, the constant temperature is kept to be 65+ / -2 DEG C, stirring is carried out, the backflow reaction is carried out for 6-8 h, acetone backflow washing is carried out after the reaction is finished, the mixture is taken out to be placed in a vacuum drying box to be dried, and the beta-cyclodextrin modified loofah sponge adsorbent is obtained. The beta-cyclodextrin modified loofah sponge adsorbent has the high adsorption capacity for perfluoro caprylic acid, and is low in cost and environmentally friendly.

The invention relates to a preparation method of a gel type iodine ion adsorbent, which comprises the following steps: mixing gamma-glycidyl ether oxygen propyl trimethoxy silane with organic amine and alkaline aqueous solution to form gel, wherein the volume ratio of the gamma-glycidyl ether oxygen propyl trimethoxy silane, the organic amine and the alkaline aqueous solution is 1: (0.1-5): (0.2-5); and aging, washing and drying the gel to obtain the massy gel type iodine ion adsorbent. The preparation method has the advantages of simple process and low cost. The gel type iodine ion adsorbent prepared by the preparation method has the advantages of high adsorption capacity, good selectivity, and simplicity and high efficiency in elution and regeneration. The gel type iodine ion adsorbent can be used for removing iodine ions in radioactive wastes, acetic acid and sodium chloride through an adsorption method and is free from secondary pollution. The gel type iodine ion adsorbent can also be used for extracting iodine ions in concentrated seawater, seaweed extract and brine through the adsorption method, and a system needs no oxidization and has no limit to the iodine content.

The invention provides a method for preparing BOPP (Biaxially-oriented Polypropylene). A catalytic system used comprises a solid catalyst component (A), alkyl aluminium (B) and a multivariant external electron donor (C), wherein the component (A) is a magnesium chloride-loaded Ti solid component and contains a dibutyl phthalate internal electron donor; the component (B) is a trialkylaluminium; the component (C) comprises a first class external electron donor and a second class external electron donor with a mole ratio between 0.5:99.5 and 90:10, wherein the first external electron donor selects cyclohexyl methyl dimethoxy silane, dicyclohexyl dimethoxy silane, 2-piperidine dimethoxy silane and composition thereof; and the second class external electron donor selects tetraethoxysilane, n-Propyltriethoxysilane, n-Propyltrimethoxysilane, 1,1-dimethyl amino trimethoxy silane, 1,1-dimethyl amino triethoxy silane and composition thereof. A small amount of ethylene, 1-butene or a composition thereof is added in polymerization as a comonomer.

The invention discloses an acrylic acid microgel emulsion having the automatic restoration function and a preparation method thereof, and belongs to the technical field of a modified coating. The acrylic acid microgel emulsion comprises a shell layer and a core, wherein the shell layer includes a shell solution, water, isobornyl methacrylate, butyl methacrylate, alkylphenol polyoxyethylene, sodium dodecanesulphonate and potassium persulphate, and the core includes styrene, lauryl methacrylate, acrylic acid, hydroxyethyl methylacrylate, glycidyl methacrylate, 3-glycidoxypropyltrimethoxysilane, 2,2'-azobis (2,4-dimethyl) valeronitrile and ethanol. The emulsion has the advantages of low VOC discharge capacity and high solid content. The shell layer doesn't crack and the core colloid isn't released when the emulsion is sprayed at the room temperature. When a scratch appears, hot water with the temperature of 80 DEG C is used to wash the scratch, and the shell layer is heated, softened, and collapsed to release the core colloid. The core colloid is heated and softened to gradually fill the scratch, is self-cross-linked, and is hardened, so that the scratch is lightened and disappeared.

The invention relates to an easy glass cleaning liquid and a preparation method thereof, as well as easily cleaned glass and a preparation method and an application thereof. The easy glass cleaning liquid is prepared from the raw materials in percentage by mass: 40-65% of an organic silicon monomer, 10-20% of a first silane coupling agent, 5-15% of a second silane coupling agent, 0.1-2% of an organic tin catalyst and 5-20% of a crosslinking agent. The first silane coupling agent is selected from at least one of gamma-aminopropyltriethoxysilane and N-(beta-aminoethyl)-gamma-aminopropyltriethoxysilane; the second coupling agent is gamma-glycidyl ether aminopropyltriethoxysilane. The easy glass cleaning liquid can be reacted with active hydroxyl functional groups on the surface of glass to form chemical covalent bonds, so that a formed lyophobic coating is high in adhesion, relative good in ultraviolet resistance and heat-resistant stability on the surface of the glass, and has the effects of low surface energy, relatively good hydrophobic and self-cleaning effects of the organic silicon material, so that excellent weather resistance of the easily cleaned glass is endowed, the outdoorlong-term using demand is met, and the glass is also endowed with a remarkable hydrophobic easy-cleaning effect.

The invention provides a solidification / stabilization method for mercury-containing hazardous waste. (3-Mercaptopropyl)trimethoxysilane is adopted to assemble by self on the surface of natural clinoptilolite to obtain thiol functional zeolite with high adsorption capacity on the mercury. The solidification / stabilization method for the mercury-containing hazardous waste is characterized in that chemical bond phosphate ceramic serves as curing agent, and the thiol functional zeolite serves as stabilizing agent. Under the condition that pH is 4-6, more than 99% of mercury in the mercury-containing hazardous waste is solidified / stabilized at the room temperature, and the mercury leaching concentration is lowered to be below the 0.1mg.L-1 standard value of the leaching mercury concentration in the Chinese national standard GB5085.3-2007. The method disclosed by the invention is simple, is low in cost and has high solidification / stabilization efficiency for the mercury-containing hazardous waste. The solidification / stabilization method for the mercury-containing hazardous waste is suitable for disposing the mercury-containing hazardous wastes, such as soil, deposit sediments and slag and also can be used for processing the mercury-containing hazardous waste, such as other industrial sources, chlorine-alkali production, electric wire equipment and switch manufacture, zinc-copper smelting and gold mine mining.

Chromium-free Zn-Al coating and a chromium-free Zn-Al coating layer are disclosed. The coating includes an A component, a B component and an auxiliary agent. The A component includes a silane couplingagent, water and alcohol. The silane coupling agent includes gamma-glycidyloxypropyltrimethoxysilane and methyltrimethoxysilane. The B component includes flake zinc-aluminum powder, a dispersing solvent and a surfactant. The coating adopts the gamma-glycidyloxypropyltrimethoxysilane (GPTMS) and the methyltrimethoxysilane (MTMS) which are compounded as the silane coupling agent, and corrosion resistance of the coating is significantly superior to that of chromium-free Zn-Al coating adopting the MTMS or GPTMS as a silane coupling agent separately at present. The disclosed chromium-free Zn-Al coating has a low sintering temperature, thus effectively saving energy.

The invention discloses high-temperature-resisting and flame retardant single-component deoximation type room temperature vulcanized silicone rubber and a preparation method thereof. The high-temperature-resisting and flame retardant single-component deoximation type room temperature vulcanized silicone rubber comprises the following components: a base polymer, a base material, gamma-glycidyl ether methylpropyl trimethoxy silane, methylacryloyl acyloxy propyl trimethoxy silane, phenyl tridiacetylmonoxime silane, vinyl tridiacetylmonoxime silane, phenyl silicon oil and dibutyltin dilaurate, wherein the base material comprises the following components: phenyl silicon oil, fumed silica, precipitated white carbon black, treated superfine yttria-stabilized type nano-zirconia, hexamethyl disilazane and distilled water. The invention further discloses a preparation method for the high-temperature-resisting and flame retardant single-component deoximation type room temperature vulcanized silicone rubber. Due to the special treatment process, the superfine yttria-stabilized type nano-zirconia can be sufficiently dispersed in the deoximation type room temperature vulcanized silicone rubber, due to the excellent property and the special property of the superfine yttria-stabilized type nano-zirconia, the single-component deoximation type room temperature vulcanized silicone rubber which is resistant to high temperature as high as 400 DEG C for a long time and has the flame retardancy can be prepared.

The invention discloses a super-hydrophobic magnetic mixture which comprises a CNF (carbon nanofiber) water suspension, Fe3O4 nanoparticles and a hydrophobic modifier which are mixed mutually, whereinthe hydrophobic modifier is prepared from long-chain siloxane / fluorosilane and diethylenetriamine propyl trimethoxysilane (AS) through mixing. The super-hydrophobic magnetic mixture has the beneficial effects that a super-hydrophobic magnetic aerogel, paper and coating with good mechanical properties can be prepared, the preparation process is simple and environmental-friendly, and no organic solvent is used in the whole process.

The invention discloses an adsorbent which is a mesoporous silica particle that is crosslinked by gamma-(2, 3 epoxy propyl) gamma-chloropropyl trimethoxysilane and is modified with glutathione. The release quantity of gas phase ammonia of main stream smoke of cigarettes is reduced selectively by utilizing strong chemical effect between glutathione and ammonia, so that cigarette filter bars prepared from the adsorbent disclosed by the invention can effectively reduce the release quantity of gas phase ammonia in the main stream smoke of the cigarettes; the filter bars in which the adsorbent is added are applied to cigarettes, and the release quantity of the gas phase ammonia in the main stream smoke can be reduced by more than 30%.