36results about How to "Stable transparency" patented technology

An object of the present invention is to provide a sunscreen cosmetic in which a micro particle zinc oxide is dispersed satisfactorily and which is excellent in the ultraviolet rays protection effect as indicated by SPF and PFA, and also in the finish transparency and the system stability.A sunscreen cosmetic obtained by means of an incorporation of a composite powder of a micro particle zinc oxide having a particle size of 0.1 mum or less which is coated with a silicic anhydride at a coating rate of 5 to 30 wt % and whose surface is treated with a silicone of 3 to 12 wt %, a dispersing treatment of said composite powder in an oil or water using a media-agitating mill or a high pressure dispersing machine and / or an incorporation of a polyoxyalkylene-modified polysiloxane.

A cover film comprising a substrate layer, an intermediate layer comprising a resin composition containing 50% by mass or more of a metallocene linear low-density polyethylene resin having a density of 0.900 to 0.940×103 kg / m3, and a sealant layer comprising an ethylene-type copolymerized resin containing 50 to 85% by mass of an olefin component.

The invention relates to a procypris rabaudi fry ecological pond cultivating method, which comprises the following steps of (1) base fertilizer fermentation and inoculation live prey oriented cultivation; (2) base fertilizer application and prey organism enlargement culture; (3) procypris rabaudi larva fish pool fry cultivation: firstly, larva fish still water cultivation is carried out, prelarval fish is obtained, and then, the prelarval fish is cultivated into procypris rabaudi fries after the micro flowing water cultivation is carried out. The procypris rabaudi fry ecological pond cultivating method provided by the invention has the advantages that the problem of difficult scale cultivation of the procypris rabaudi fries can be solved, through the integral utilization of a series of key technologies of fermented manure filtrate water eutrofication, prey organism oriented cultivation, fry cultivating pond water quality and substrate regulation and control by compound probiotics and substrate modifying agent and the like, the stable water quality condition is maintained, meanwhile, the sufficient palatability live prey is provided for procypris rabaudi larva fish, the transparency of the fry cultivating water body is reduced through mass propagation of planktonic microalgae, the probability of disease outbreak caused by photophobia stress and cluster of the fries is reduced, and the scale cultivation of procypris rabaudi fries is realized.

Provided are: the polymeric liquid crystal compound represented by formula [1]; a polymeric liquid crystal composition containing same; a polymer, coating film, and oriented film obtained using same; and an optical member provided with the oriented film. (In the formula: X1, X2, X3, and X4 each independently represent a hydrogen atom or a fluorine atom; R represents a hydrogen atom, a halogen atom, a cyano group, an alkyl group, an alkoxy group, or an alkoxycarbonyl group; G represents a -C(=O)O- or -OC(=O)- group; and n represents an integer from 4 to 10.)

The present invention pertains to a method for producing a colloidal suspension of zirconia particles, comprising the following successive steps: a) subjecting a mixture of zirconium oxychloride and an alkali metal halide in an aqueous solvent to hydrothermal treatment at a temperature above 150° C., so as to obtain a suspension in the form of a two-phase mixture comprising a slurry and a supernatant, b) without first peptizing it, desalting said suspension so as to form a colloidal suspension of zirconia.

The invention relates to a preparation method of a large-pore volume flatting agent, belonging to the field of chemical industry. The preparation process thereof comprises the following steps: a. dissolving a template agent in an acid solution at room temperature, adjusting the pH value to 1-3, and stirring to form a homogeneous solution; b. slowly and dropwise adding a silicon source to the homogeneous solution while stirring, pouring into a sealed reaction vessel after uniformly stirring, heating up to 40-80 DEG C, and stirring to make the materials to react for 18-48 hours so as to obtain a gel; and aging the gel obtained in step b for 3-8 hours, washing, drying, calcining in a muffle furnace at 350-550 DEG C for 2-6 hours, and finally crushing and classifying to obtain the finished large-pore volume flatting agent. The invention has the advantage of simple and reasonable process design, and the product has the advantages of large pore volume, large specific area, high purity, moderate DBP absorption value, favorable dispersibility, high transparency and the like.

A cover film comprising a substrate layer, an intermediate layer comprising a resin composition containing 50% by mass or more of a metallocene linear low-density polyethylene resin having a density of 0.900 to 0.940×103 kg / m3, and a sealant layer comprising an ethylene-type copolymerized resin containing 50 to 85% by mass of an olefin component.

A transparent resin composition which contains a transparent resin and a light diffusing agent that has an average particle diameter of from 220 nm to 300 nm (inclusive). The transparent resin composition is configured such that the content ratio of the light diffusing agent is more than 4.0 ppm by mass but less than 20 ppm by mass relative to the total mass of the transparent resin composition.

AB glue with a high-refractive-index ultrathin intermediate bonding layer comprises the high-refractive-index ultrathin intermediate bonding layer, wherein a low-viscosity silica gel layer is adheredto the upper surface of the intermediate bonding layer, a high-viscosity glue layer is attached to the lower surface of the intermediate bonding layer, an organic silicon release film is attached to the lower surface of the high-viscosity glue layer, and a pretreatment PET film is attached to the upper surface of the low-viscosity silica gel layer; the high-refractive-index ultrathin intermediatebonding layer is formed by introducing inorganic nanoparticles with high refractive index into an organic coating with high refractive index, coating the high-viscosity glue layer with the organic coating, and the intermediate bonding layer with both hardness and high transmittance is obtained. According to the AB glue with the high-refractive-index ultrathin intermediate bonding layer, during use, the organic silicon release film is torn off, the high-viscosity glue layer is adhered to tempered glass and tightly adhered to the glass; the pretreatment PET film is torn off, and the silica gel layer is adhered to a display screen; the silica gel layer has rapid exhaust effect and good adhering effect due to low viscosity and low surface energy; the tempered glass is adhered to the screen ofa mobile terminal such as a mobile phone by the AB glue, so that the screen of the mobile terminal product is protected from being scratched, and surface impact resistance of the mobile terminal product is improved. Compared with traditional AB glue, the AB glue has the advantages of being high in light transmittance, high in refractive index, good in flexibility, good in adaptability to non-planar display screens, simple to use, good in weatherability and easy to rework.

There is provided a modifier composition for a methacrylate resin, which can stably give a molded article excellent in strength without deteriorating transparency, color tone and appearance thereof under a wide range of injection molding conditions. A modifier composition for a methacrylate resin of the present invention comprises an impact modifier, a polymer processing aid and a reducing compound, wherein an amount of the impact modifier to the polymer processing aid is 95 / 5 to 80 / 20 in weight, and an amount of the reducing compound is 0.25 to 1.25 parts by weight based on 100 parts by weight of the total amount of the impact modifier and the polymer processing aid.

The invention discloses truffle liquor and a production process thereof, belonging to the technical field of juice wine. The process comprises the following steps: grinding in a form of chopped granules; percolating, wherein a mass ratio of truffle to base liquor is (5-60%):(40-95%), and the percolate speed is 1-5ml / kg truffle granule.min; storing liquor obtained during liquor settlement at a temperature of 15-30 DEG C, taking 3-7 days as a cycle unit, and settling for 2-5 cycle units, wherein the temperature difference of every two adjacent cycle units is more than or equal to 10 DEG C, and the temperature of all the cycle units is generally controlled in a wave form; discharging the precipitate at the bottom of a tank, and performing primary liquidity cycle on the liquor. The problems that liquid blockage is caused during truffle liquor production, the color and transparency of the product are unstable in the storage process due to passage of storage time and the liquor is unstable are solved, so that the truffle liquor keeps the special taste of truffle and flavor of original pulp liquor and has effects of enhancing sexual function and prolonging life.

An ultrahigh-molecular ethylene polymer which is either an ethylene homopolymer (A) or an ethylene copolymer (B) obtained by copolymerizing a) 99.9 to 75.0 wt.% ethylene with b) 0.1 to 25.0 wt.% at least one olefin comonomer selected from the group consisting of C3-20 alpha-olefins, C3-20 cycloolefins, compounds represented by the formula CH2=CHR (wherein R is C6-20 aryl), and C4-20 linear, branched, or cyclic dienes, and which has i) a viscosity-average molecular weight of 1,000,000 or higher, ii) a molecular-weight distribution (Mw / Mn) of 3 or higher, and iii) a titanium content of 3 ppm or lower and a chlorine content of 5 ppm or lower.

The invention discloses a silicon dioxide matting agent with a sandwich structure and a preparation method thereof. The particle size of the silica matting agent of the present invention is between 2-30 μm, and the silica matting agent includes a nano core made of silica and a flocculent coating layer composed of silica, wherein the nano The diameter of the inner core is between 10-50nm; relative to the nano inner core, the flocculent covering layer has a relatively bulky structure. The matting agent of the invention not only has the advantages of high oil absorption value and high porosity of the silica matting agent produced by the precipitation method, but also has the firm structure and transparency of the silica matting agent produced by the gel method.

The invention discloses a comprehensive remediation method for a hard-base urban black and odorous river channel. The method comprises the following steps: carrying out bank zone remediation at two sides of a river channel by utilizing ecological straw mat remediation; intercepting nitrogen and phosphorus of surface runoff by utilizing the rainwater runoff ecological flower bed; paving pebbles and gravels on the hard riverbed; planting aquatic plants on the hardened base of the black and odorous river channel by adopting a planting pad; using an aeration machine increasing dissolved oxygen in river water; and using the ecological floating bed for continuously purifying river water. According to the method, a comprehensive remediation method is adopted, bank zones at the two sides of the riverway are repaired, the black and odorous riverway base is improved, water is purified, the pollutant content in the water is reduced, the water transparency is improved, and finally the black and odorous phenomenon of the urban riverway with the hardened base is eliminated. The technical problem that the hard-base black and odorous river channel is difficult to carry out ecological management is solved, a healthy water ecological system is formed through organic combination of an environmental engineering technology and an ecological restoration technology, and the self-restoration capacity and the self-purification capacity of a water body are greatly improved.

The invention provides color adjustable glass. The color adjustable glass comprises a glass piece A and a glass piece B. The glass piece A comprises a first glass substrate, a first film deflection piece and a polymer film piece which are attached together. The glass piece B comprises a second glass substrate and a second film deflection piece which are attached together. The polymer film piece is arranged between the first film deflection piece and the second film deflection piece. The glass piece A and the glass piece B can be closely attached and can relatively rotate, and the color adjusting effect that the display color of the whole glass is gradually changed among red, orange, yellow, green, black, blue and purple is achieved in the relative rotating process of the glass piece A and the glass piece B. The color adjustable glass is a product prepared through the pure optics principle, energy sources do not need to be consumed additionally in the color adjusting process, and environment friendliness and energy saving are achieved.

UV shielding bio-derived furanic polymers (BFP) and UV-shielding composite films containing BFP having another polymer of natural or synthetic origin at varying concentration with high thermal stability, mechanical stability and elasticity are prepared through solvent evaporation casting. A process for preparing BFP having varying physicochemical properties can be carried out via dehydration of various biomass saccharides in different solvents employing various catalysts. The resulting brown-colored films show excellent UV shielding in the region 200 nm to 400 nm and exhibit high optical transparency. The UV shielding efficiency of the film increases with an increase in its treatment temperature. The films are stable and durable in terms of mechanical stability and elasticity even after exposing to harsh conditions without affecting their UV-shielding efficiency.

The invention relates to a method for producing a transparent coated chewing gum comprising an isomerous chewing gum core and a transparent sugar coating covering the same, in which colored sugar compound particles are spread and rolled onto the surface of an extruded chewing gum molded body before coating, the colored sugar compound particles being visible through the transparent sugar coating.

The invention discloses a candle with a transparent polymer fireproof coating, comprising a candle body, the diameter periphery of the candle body is coated with a layer of transparent polymer fireproof coating, and the left wall thickness part of the transparent polymer fireproof coating is along the height There are two side-by-side tear lines in the direction, and the thickness of the transparent polymer fireproof coating is 1‑3mm. It can ensure the normal burning of the candle and give full play to the burning effect of the wax oil, which not only saves the candle, but also reduces the beauty and removal trouble caused by the dripping of the wax oil. Light the candle the next time it is used. Simple structure and low cost.

The present invention provides a polymerizable liquid crystal composition characterized by comprising: (A) at least one polymerizable liquid crystal compound represented by formula [1]; (B) polymerizable liquid crystal compounds represented by formula [2]; At least one type of liquid crystal compound, and (C) a structure selected from at least one type selected from trimethylolpropane structure, pentaerythritol structure, and ethylene glycol structure, or a structure formed by condensation of at least one type selected from them At least one kind of acrylate polyol ester compound. [In the formula, R1, R3 and R4 are each independently an organic group represented by the formula [3] or [4] (wherein X is hydrogen or methyl, and the dotted line is a bond). R2 is hydrogen, halogen, cyano or methoxy. n1, n2, and n3 are integers of 2-10 each independently. q is 0 or 1. p is 1 when q is 0, and is 0 or 1 when q is 1. r is 1 or 2. s is 1 when r is 1 and 0 when r is 2].

The invention relates to a procypris rabaudi fry ecological pond cultivating method, which comprises the following steps of (1) base fertilizer fermentation and inoculation live prey oriented cultivation; (2) base fertilizer application and prey organism enlargement culture; (3) procypris rabaudi larva fish pool fry cultivation: firstly, larva fish still water cultivation is carried out, prelarval fish is obtained, and then, the prelarval fish is cultivated into procypris rabaudi fries after the micro flowing water cultivation is carried out. The procypris rabaudi fry ecological pond cultivating method provided by the invention has the advantages that the problem of difficult scale cultivation of the procypris rabaudi fries can be solved, through the integral utilization of a series of key technologies of fermented manure filtrate water eutrofication, prey organism oriented cultivation, fry cultivating pond water quality and substrate regulation and control by compound probiotics and substrate modifying agent and the like, the stable water quality condition is maintained, meanwhile, the sufficient palatability live prey is provided for procypris rabaudi larva fish, the transparency of the fry cultivating water body is reduced through mass propagation of planktonic microalgae, the probability of disease outbreak caused by photophobia stress and cluster of the fries is reduced, and the scale cultivation of procypris rabaudi fries is realized.

The invention relates to an optically discolorable high-transparency polypropylene resin and a preparation method thereof. The preparation method is: mixing the components according to the formula ratio and then melt-extruding to obtain an optically discolorable highly transparent polypropylene resin. The preparation process of the surface-treated color-changing pigment is as follows: firstly, pre-mix the color-changing pigment with long-chain alkyl modified silicone oil, then add zirconia to continue mixing, pour the mixture into an ultrasonic vibrating sieve and repeat ultrasonic sieving, and finally pour the mixture into the mixture The long-chain alkyl modified silicone oil is added for final mixing; the prepared optically variable high-transparency polypropylene resin includes polypropylene and surface-treated color-changing pigments, and the color-changing pigments are temperature-sensitive color-changing pigments. The preparation method of the optically discolorable highly transparent polypropylene resin of the present invention is simple and easy, and the cost is low; the prepared resin maintains stable transparency and discoloration hue consistency under continuous high-temperature lighting conditions.

The invention discloses a candle which is convenient to be used with a socket board, which comprises a candle body, a layer of transparent polymer fireproof coating is coated on the periphery of the diameter of the candle body, and the left wall thickness part of the transparent polymer fireproof coating is along the There are two tearing lines side by side in the height direction. The thickness of the transparent polymer fireproof coating is 1-3mm. The lower end of the candle body is provided with three uniformly distributed circular concave holes along the axial direction. The inner diameter of the circular concave holes is used in conjunction with The diameters of the round inserts on the plug-in board are the same, and the candle body is sleeved on the round inserts on the plug-in board through the circular concave hole. The candle can be stably socketed on the round socket of the plug-in board used with it to ensure the normal burning of the candle and give full play to the burning effect of the wax oil, saving candles and avoiding the impact of wax oil dripping on the appearance and cleaning It is troublesome and even causes fire hazards. At the same time, the air volume required for candle burning can be adjusted, and it is also convenient for the remaining candles to be ignited when they are used next time. The structure is simple and the cost is low.

The invention provides a preparation method of an antibacterial silkworm cocoon-based wound dressing. Natural silkworm cocoons are used as starting materials, the preparation method comprises the following steps: firstly, obtaining a silkworm cocoon film with softness, transparency and ductility on the basis of reserving a silkworm cocoon natural structure, firstly preparing sericin, then reducingchloroauric acid in situ through reducibility of the sericin to obtain a silkworm cocoon membrane loaded with nanogold, then utilizing the specific action between the nanogold and sulfydryl, enablingthe silkworm cocoon membrane to obtain antibacterial property through self-assembly of the nanogold and 2-sulfydryl-1-methylimidazole (MMT), and finally obtaining the transparent and soft silkworm cocoon membrane with stable antibacterial property. The preparation method is simple and suitable for industrial production.

Provided is a packaged beverage, which comprises, in the dissolved form, catechins composed of the following non-polymer component (A) and another non-polymer component (B):(A) non-epi-catechins,(b) epi-catechins, and has, per 500 mL of the packaged beverage, said components in amounts satisfying the following equations:(A)+(B)=460 to 2500 mg  (i)(A)=160 to 2250 mg  (ii)(A) / (B)=0.54 to 9.0.  (iii)The packaged beverages of the present invention are excellent in stability of color tone and transparent appearance even after long-term storage, have smooth feeling in the throat upon drinking, and have good palatability; and in addition, have PPAR-dependent gene transcription activating effects which are safe and effective for prevention and alleviation of obesity.

The invention particularly relates to a transparent composite PVC electric wire which comprises a wire inner core, a shielding layer, a composite insulating layer and a protective layer which are sequentially arranged from inside to outside along the radial direction. The composite insulating layer is coated with a thermosensitive color-changing layer, and the composite insulating layer and / or theprotective layer are / is prepared from the following raw materials in parts by weight: 100 parts of transparent polyvinyl chloride, 40-50 parts of polyurethane, 30-35 parts of a composite compatilizerand 8-12 parts of modified nanocellulose. The electric wire is high in stability and good in transparency durability, so that the discoloration condition of the thermosensitive color-changing layer can be conveniently observed by maintainers in time, a power supply can be quickly cut off when the temperature of the electric wire is too high due to faults such as short circuit, and economic loss and casualties caused by accidents such as fire disasters are avoided; meanwhile, the electric wire has good oxidation resistance, excellent temperature resistance and weather resistance, high strengthand excellent comprehensive performance.

Disclosed herein is a methacrylic resin prepared using a mercaptan and a lactam as an initiation system. The methacrylic resin includes an alkyl(meth)acrylate unit and a (meth)acrylamide unit, and has a weight average molecular weight of about 50,000 g / mol to about 500,000 g / mol and a glass transition temperature of about 125° C. to about 145° C.