2654 results about "Phenol Compound" patented technology

It is an object of the present invention to provide a resin composition which can form cured formulations having various excellent properties such as an insulating property, thermal shock resistance, moldability / formability and strength, and exhibit an excellent appearance in which transparency is enhanced, a resin composition whose cured thin film has excellent flame retardancy, good mechanical property and heat resistance, a dispersing element containing an inorganic microfine particle which can give a flame retardancy to a resin, to which the inorganic microfine particle is added, and can reduce a hygroscopic property to the extent possible, a method for producing the same and a cured formulation obtained by using the resin composition. The present invention relates to a resin composition comprising a compound having at least one of a glycidyl group and / or an epoxy group and an inorganic microfine particle, a resin composition comprising three components of a phenolic compound, a compound having at least one of a glycidyl group and / or an epoxy group and an inorganic microfine particle, a flame retardant resin composition comprising a polyhydric phenol and an inorganic microfine particle, and a dispersing element containing an inorganic microfine particle obtained by a hydrolysis condensation reaction of alkoxide and / or metal carboxylate in a dispersion medium.

The present invention discloses a process for producing a benzoxazine resin which comprises the steps of reacting a phenol compound, an aldehyde compound and a primary amine in the presence of an organic solvent to synthesize a benzoxazine resin and removing generated condensation water and the organic solvent from a system under heating and a reduced pressure, wherein a pressure in the reaction system at the time of removal is set to 260 mmHg or higher.

Biocompatible polyarylates of tyrosine-derived diphenol compounds and poly(alkylene oxide) dicarboxylic acids, articles formed therefrom and therapeutic uses are disclosed.

A process for macromolecularizing phenolic compounds or aromatic amine compounds by the action of a catalyst comprising an enzyme having a polyphenol oxidizing activity in the alkali region; applications of the compounds obtained by the above process to thickeners, stabilizers, coagulants, emulsifiers, dispersants, water retainers, antioxidants, adhesives, concrete admixtures, dyes, coating materials, petroleum recovering agent, soil conditioner, a blow-applied seed bearing surface soil stabilizer, deodorants, smell eliminators, agricultural chemical spreaders, feeding stuff binders, bactericides, antimicrobial agents, viral infection inhibitors, bioadhesion preventives, biotic repellents, insecticides, poultices, ink bases or wood treating agents; and method of waste water disposal, a method of deoxygenation and a method of treating wood, concrete or soil in which use is made of the above reaction.

The invention provides a method for preparing a multilevel pore carbon electrode material of a super capacitor, comprising the following steps: (1) preparing the mixing solution of ethyl alcohol and water, adding a surfactant and a phenol compound into the mixture, stirring until the mixture is dissolved, adding concentrated hydrochloric acid into the solution, stirring until the solution is pink, then adding methanal, stirring to generate solid phenolic resin at the bottom of the solution, aging the phenolic resin in the solution, taking out, and then aging at 100 DEG C; (2) carbonizing aged phenolic resin under the protection of nitrogen at 850 DEG C to obtain a mesoporous carbon material; (3) smashing the mesoporous carbon material to less than 50 meshes, and then activating by an activating agent under the protection of nitrogen; and (4) washing the activated product by deionized water and drying to obtain the microporous-mesoporus multilevel pore carbon electrode material. In the invention, mesoporus carbon with even pore size distribution is prepared firstly, and then micropores are produced on the pore wall of the mesoporus carbon in the activation process to obtain the multilevel pore carbon electrode material with directly communicated mircropores and mesopores.

A method of producing an aromatic polycarbonate resin includes the step of carrying out solution polymerization of a diphenol compound having a triarylamine structure with a diol compound of formula (I):wherein R1 and R2 are each independently a substituted or unsubstituted alkyl croup, a substituted or unsubstituted aryl group, or a halogen atom; a and b are each independently an integer of 0 to 4: and Y is -COO- orin which Z is a substituted or unsubstituted bivalent aliphatic group or a substituted or unsubstituted arylene group. In addition, an electrophotographic photoconductor has an electroconductive support, and a photoconductive layer formed thereon containing as an effective component the above-mentioned aromatic polycarbonate resin prepared by the solution polymerization.

An aromatic liquid-crystalline polyester composition is provided, which comprises at least one compound selected from an aliphatic carboxylate aryl ester and an aromatic carboxylic anhydride; an aromatic liquid-crystalline polyester; and a solvent containing at least 30% by weight of a halogen-substituted phenol compound. Using the composition, an aromatic liquid-crystalline polyester film with a low viscosity in melting state can be obtained.

The invention relates to an active seaweed fertilizer and a production method thereof. The preparation method comprises the steps of digestion, enzymolysis, post-treatment and the like. The production method is characterized in that the digestion of weak base is performed before complex enzymes are added, so that large damages on active substances in seaweeds can not be caused, and the preliminary extraction of the seaweeds can be facilitated, so that the dosage of the complex enzymes can be reduced. The seaweed fertilizer product is rich in alginic acid, gibberellin, zeatin and the other active substances, can effectively promote the growth and development of plants and improve the plant yield, and meanwhile greatly keeps the natural adverse resistance ingredient glycine betaine, phenol compounds and the like in the seaweeds, so that the improvement of the stress resistance of the plants can be facilitated.

A process is provided for the stabilization of polychlorinated alkanes against dehydrochlorination. The process comprises adding a phenol compound to a polychlorinated alkane such that the dehydrochlorination of the polychlorinated alkane is suppressed when heated in the presence of iron(III). In a preferred embodiment, the process comprises the prevention or reduction of dehydrochlorination of 1,1,1,3,3-pentachloropropane when heated in the presence of iron(III) contamination by the addition of monomethyl ether hydroquinone. In another embodiment, the long term storage stability of polychlorinated alkanes against dehydrochlorination is improved due to the addition of a phenol compound.

The invention relates to high base number (TBN400) vulcanized alkyl phenol calcium and a preparation method thereof. The vulcanized alkyl phenol calcium has a chemical structure as right. The preparation method is as follows: in a system containing solvent and diluent oil, alkyl phenol compound, shielded phenol compound, calcium oxide and / or calcium hydroxide and sulfur are subjected to sulfonation / neutralization reaction at a temperature of between 60 and 180 DEG C to generate phenolate intermediate; balanced calcium oxide and / or calcium hydroxide are added into the mixture, carbon dioxide is introduced, and the mixture is subjected to carbonation reaction; and alkyl polylol is added into the mixture at the sulfonation / neutralization reaction or respectively at the sulfonation / neutralization reaction and the carbonation reaction to participate in the reaction, long-chain carboxylic acid is added into the mixture at the sulfonation / neutralization reaction or respectively at the sulfonation / neutralization reaction and the carbonation reaction to participate in the reaction, and products are obtained through refining. The vulcanized alkyl phenol calcium has the characteristics of high base number, low viscosity, low precipitation number, good heat storage stability, and the like, and has excellent combination property, does not cause environmental protection problem during use, and belongs to an environment-friendly product, and adopts a one-stage process, has mild reaction conditions, and is easy to filter.

A polarizing plate arranged on at least one surface of a liquid crystal cell for use in a liquid crystal display apparatus, comprising a first polarizing plate protective film, a polarizing film, and a second polarizing plate protective film, the first polarizing plate protective film being arranged on the liquid crystal cell side with respect to a polarizing film, and the second polarizing plate protective film being arranged on the side opposite to the liquid crystal cell intervening the polarizing film, wherein the first polarizing plate protective film contains a cellulose ester and a hindered phenol compound in an amount of 0.01 to 5.0 weight % based on the total weight of the cellulose ester.

A method and product are provided for the treatment of connective tissue weakened due to destruction of tissue architecture, and in particular due to elastin degradation. The treatment agents employ certain unique properties of phenolic compounds to develop a protocol for reducing elastin degradation, such as that occurring during aneurysm formation in vasculature. According to the invention, elastin can be stabilized in vivo and destruction of connective tissue, such as that leading to life-threatening aneurysms in vasculature, can be tempered or halted all together. The treatment agents can be delivered or administered acutely or chronically according to various delivery methods, including sustained release methods incorporating perivascular or endovascular patches, use of microsphere carriers, hydrogels, or osmotic pumps.