47 results about "Glycyl compound" patented technology

A resin composition in which a polylactic acid resin (A) 95-5 wt %, an aromatic polycarbonate resin (B) 5-95 wt %, and, with respect to 100 wt parts of the total of the (A) and the (B), at least one compatibilizer selected from a polymer compound containing an acrylic resin or styrene resin unit as a graft (C), a polymer compound to which a glycidyl compound or an acid anhydride is grafted or copolymerized (D) and an oxazoline compound, an oxazine compound and a carbodiimide compound (E) are compounded.

A process for preparing regioselectively an optically active 1-halogeno-2-hydroxypropyl compound of the following formula; wherein X is halogen atom and Nu is a heteroatom having a substituent,and an optically active glycidyl compound of the formula; which comprises reacting an optically active epihalohydrin of the formula; with a neucleophilic agent,in the presence of a metal complex of the formula; wherein n is an integer of 0, 1 or 2, Y1, Y2 and Y3 are hydrogen atom, etc., and Y2 and Y3 may form a ring such as benzene, A is a counterion and M is a metal ion, and further subjecting the compound (4) to reaction with a base to prepare the optically active glycidyl compound (5).

The invention discloses a DOPO type reactive flame retardant with a terminal group as an epoxy group, a preparation method therefor and an application thereof. The preparation method comprises: heating DOPO and a poly(glycidol)-based compound in a reaction molar ratio to react in an organic solvent; and removing the solvent under reduced pressure, thereby obtaining the reactive flame retardant which is a viscous liquid at the room temperature, contains a DOPO flame retardant radical and has the terminal group which is the epoxy group. The flame retardant synthetic method is simple, easy to control, good in repeatability, high in yield, suitable for enlarged production, and can be used as an end-sealed type flame retardant which is applied to flame resistance of a polyurethane material. The flame retardant is applied to the polyurethane material, so that not only are defects of poor compatibility between the added flame retardant and a basal body, easy run-off in a using process and the like overcome, but also a complex process for synthesizing polyhydric alcohols by use of a conventional reactive flame retardant is avoided; and the flame resistance of the material is obviously improved, the oxygen index of polyurethane leather is increased to 26-28%, and the flame retardant level can reach level UL94 V-0.

Provided is a process for producing aqueous-liquid-absorbing resin particles which, even after transportation or a diaper production step, are capable of combining the property of enabling liquid passing through interstices among the swollen gel particles with absorption performance under load. The present invention is: a process for producing aqueous-liquid-absorbing resin particles (P), characterized by subjecting resin particles (B) that comprise a crosslinked polymer (A) comprising essential constituent units derived from a water-soluble vinyl monomer (a1) and / or a vinyl monomer (a2) which becomes a water-soluble vinyl monomer (a1) upon hydrolysis and from a crosslinking agent (b), to a surface treatment by a specific method using a C4 or lower polyhydric alcohol (c), a polyvalent-metal salt (d), and a polyvalent glycidyl compound (e); and the aqueous-liquid-absorbing resin particles (P).

Provided are a crystalline resin cured product which shows high thermal conductivity, low thermal expansion, high heat resistance, low moisture absorption, and good gas barrier properties and a crystalline resin composite material produced therefrom. Further provided is a method for producing the crystalline resin cured product and the crystalline resin composite material. The crystalline resin cured product is obtained by the reaction of an aromatic diglycidyl compound or a diglycidyl resin with an aromatic dihydroxy compound or with a dihydroxy resin and it shows a heat of melting of 10 J / g or more in differential thermal analysis while the endothermic peak corresponding to the melting appears in the range of 120 to 320° C. The crystalline resin composite material is obtained by combining the crystalline resin cured product with a filler or a base material. The crystalline resin cured product has a unit represented by -A-O—CH2—CH(OH)—CH2—O—B—, wherein A and B are divalent aromatic groups.

The invention comprises a polymeric demulsifier, methods of producing the demulsifier and methods of using the demulsifier. The demulsifier is the reaction product of at least one amine-containing group, and optionally a second amine-containing group which includes a tertiary amine group, with a diepoxy- or diglycidyl compound and an additional amine compound subsequently reacted with unreacted epoxy groups. This polymeric composition is subsequently reacted with N-alkylating agent containing compounds to produce novel demulsifiers useful to demulsify oil bearing formations.

A solid polymer electrolyte containing (I) a crosslinked material obtainable by crosslinking a composition containing (i) a polyether copolymer having a weight-average molecular weight within a range from 10<5 >to 10<7 >and having 5 to 95 mol % of repeating unit derived from a glycidyl compound, and 95 to 5 mol % of repeating unit derived from ethylene oxide, (ii) a crosslinking agent selected from organic peroxides and azo compounds, and (iii) a crosslinking aid which is an organic compound having a carbon-carbon double bond and an imide group, (II) an electrolyte salt compound, and (III) a plasticizer, is excellent in mechanical properties and ionic conductivity.

The present invention further relates to a particulate superabsorbent polymer composition comprising a crosslinker composition that is the reaction product selected from (i) saturated amines and / or saturated polyamines with ethylenically unsaturated glycidyl compounds and / or ethylenically unsaturated polyglycidyl compounds, (ii) ethylenically unsaturated amines and / or ethylenically unsaturated polyamines with saturated glycidyl compounds and / or saturated polyglycidyl compounds, or (iii) ethylenically unsaturated amines and / or ethylenically unsaturated polyamines with ethylenically unsaturated glycidyl compounds and / or ethylenically unsaturated polyglycidyl compounds; and a surface crosslinking agent applied to the particle surface. The present invention further relates to an absorbent article that includes such particulate superabsorbent polymer compositions.

Provided is a photocurable adhesive for pasting a protective film comprising a transparent resin onto a polarizer comprising a polyvinyl alcohol resin film, wherein the photocurable adhesive contains 100 parts by weight of a photo cation curable component (A) and 1-10 parts by weight of a photo cation polymerization initiator (B), the photo cation curable component (A) containing the following (A1)-(A3) at the following amounts relative to the total amount thereof: 60-75 wt% of an alicyclic diepoxy compound (A1) represented by formula (I); 5-35 wt% of a diglycidyl compound (A2) represented by formula (II); and 2-15 wt% of a monofunctional epoxy compound (A3) represented by formula (III).

The invention relates to a carbon material dispersing agent, a preparation method thereof and a water-borne dispersion body of a stable carbon material containing the dispersing agent. Specifically, the dispersing agent is suitable for dispersion of the carbon material with a graphene structure and contains an amphipathic hyperbranched polymer, wherein the polymer is provided with a framework structure containing amidogen and a monocycle or polycycle, condensed ring or heterocyclic amidogen covalently bonded with the framework structure and non-covalently associated with the graphene structure. The preparation method of the carbon material dispersing agent comprises the steps that (i) a glycidyl compound reacts with polyfunctional amine so as to prepare a hyperbranched polymer with secondary amidogen at the tail end, wherein the amino hydrogen of the polyfunctional amine is excessive compared with the glycidyl mole of the glycidyl compound; (ii) the monocycle or polycycle, condensed ring or heterocyclic amidogen non-covalently associated with the graphene structure is introduced into the hyperbranched polymer through reaction with the secondary amidogen, and accordingly the dispersing agent containing the amphipathic hyperbranched polymer is prepared.

A preparation method of the aminophenol tri-glycidyl compound comprises: the molar ratio between the aminophenol and the epichlorohydrin is 1 to between 9 and 15; at the temperature between 25 and 55 DEG C, the aminophenol is added into the mixture of the epichlorohydrin and alcohol solvent in patches; the material feeding time is 2 to 3 hours; the temperature between 45 and 55 DEG C is maintained for 3 to 5 hours; then the aqueous solution of sodium hydroxide of 50 percent of the weight ratio is added; the molar ratio between the added sodium hydroxide and the aminophenol is 4 to 1; and the aqueous solution of sodium hydroxide is added in three times; the reaction is done for 3 hours at the temperature between 50 and 60 DEG C; the excessive epichlorohydrin and alcohol solvent are vaporized; the solution is statically laid to be separated; the distilled solution of the epichlorohydrin is recycled to be used as the raw material of the reaction. The residue in the reactor is extracted with toluene and is washed with water for 3 times; the left toluene product is vaporized; the color of the product is yellow brown; the collection rate is between 95 and 98 percent; the epoxy value is between 0.85 and 1.00; the viscosity is less than or equal to 2500mPa.S; the hue of the added sodium is between 5 and 7.

The present invention is a photocurable adhesive for bonding a protective film that is formed of a transparent resin film to a polarizer that is formed of a polyvinyl alcohol resin film on which a dichroic dye is adsorbed and aligned. This photocurable adhesive contains 100 parts by weight of (A) a cationically photocurable component and 1-10 parts by weight of (B) a cationic photopolymerization initiator. The cationically photocurable component (A) contains (A1) a specific alicyclic diepoxy compound, (A2) a specific diglycidyl compound and (A3) a polymer that is formed from a specific ethylenically unsaturated monomer and has a weight average molecular weight of 5,000-100,000, respectively in predetermined amounts.

The present invention relates to aqueous acidic plating baths for copper deposition in the manufacture of printed circuit boards, IC substrates, semiconducting and glass devices for electronic applications. The plating bath according to the present invention comprises at least one source of copper ions, at least one acid and an additive obtainable by a reaction of at least one aminoglycidyl compound comprising at least one amino group which bears at least one glycidyl moiety and at least one second compound selected from ammonia and amine compounds wherein the amine compounds comprise at least one primary or secondary amino group with the proviso that the aminoglycidyl compound contains at least one polyoxyalkylene residue and / or the amine compound contains at least one polyoxyalkylene residue. The plating bath is particularly useful for filling recessed structures with copper and build-up of pillar bump structures.

This invention relates to a resin composition containing an aromatic episulfide which exhibits excellent moldability, heat resistance and optical properties. The composition comprises an aromatic episulfide compound (A) having two or more reactive groups represented by the following formula (1)(wherein X is O or S with S accounting for 50 mol % or more of X on the average and R1-R4 are independently hydrogen, halogen or an alkyl group with 1-4 carbon atoms) in its molecule, a glycidyl compound (B) composed of an aromatic glycidyl ether compound having two or more glycidyl groups in its molecule or a glycidyl ester compound having two or more glycidyl groups in its molecule, an acid anhydride (C) and a curing catalyst (D) as essential components and shows the following molar ratios of beta-epithiopropyl group (a), glycidyl group (b) and acid anhdyride group (c); [(b)+(a)] / (c)=1.35-3.5, (a) / (c)=0.5-2.2 and (b) / (c)=0.5-1.9.

Provided is a polarizing plate configured from a polyvinyl alcohol-based polarizer and a transparent protective film pasted onto the polarizer with an adhesive therebetween, wherein the adhesive contains 100 parts by weight of a photo cation curable component (A) and 1-10 parts by weight of a photo cation polymerization initiator (B), and the photo cation curable component (A) is formed from a photocurable adhesive containing the following (A1)-(A3) at the following quantities relative to the total quantity thereof: 30-85 wt% of an alicyclic diepoxy compound (A1) represented by formula (I); 1-69 wt% of a diglycidyl compound (A2) represented by formula (II), Z being a branch structure; and 1-69 wt% of a monofunctional epoxy compound (A3) represented by formula (III). The weight reduction of the protective film when the protective film is immersed at 23°C for two days in the photocurable adhesive is 0-30 wt%.

A process for the production of oxymethylene copolymers which comprises the step of polymerizing (A) trioxane with (B) a cyclic ether having at least one carbon-carbon bond in the cyclic structure and / or a cyclic formal continuously by using a cationic polymerization catalyst in a polymerization system, wherein (C) a glycidyl compound and / or an alcohol is intermittently fed to either a raw material for polymerization containing at least either of the components (A) and (B) or the above polymerization system by the early stage of the polymerization at the latest under the following conditions (1), (2) and (3): (1) the ratio (t / T) of the feed time (t) of the component (C) fed intermittently to the feed time (T) of the component (A) fed to the polymerization system is 1 / 600 to 1 / 6; (2) the feed of the component (C) in the feed time (t) is 0.4 to 50mmol per mol of the component (A); and (3) the total feed of the component (C) is 0.0004 to 0.5mmol per mol of the component (A).

A cathodic electrocoating composition comprises an aqueous carrier, a film forming binder, comprising an epoxy-amine adduct and a blocked polyisocyanate crosslinking agent, dispersed in the carrier, and a novel additive comprising the reaction product of (1) a polyoxy alkylene di or monoamine; (2) a glycidoxy alkyl alkoxy silane; and (3) a glycidyl compound selected from the group consisting of a glycidyl ester of a carboxylic acid and an alkyl glycidyl ether, which reaction product is hydrolyzed in the presence of acid and water to convert alkoxysilane moieties to silanol moieties. The electrocoat composition produces coatings having a smoother appearance with better edge coverage and fewer craters.

There is provided a stable aqueous dispersion comprising(a) dispersed particles of one or more film-forming polymer that comprises 1% to 10% by weight, based on the solid weight of said polymer, of polymerized units of one or more functional monomer, wherein said functional monomer is selected from acid-functional monomers or amine-functional monomers or a mixture thereof, and(b) one or more multiglycidyl compound having 4 or more glycidyl groups per molecule.

Provided is a process for producing aqueous-liquid absorbing resin particles which, even after transportation or a diaper production step, are capable of combining the property of enabling liquid passing through interstices among the swollen gel particles with absorption performance under load. The present invention is: a process for producing aqueous-liquid absorbing resin articles (P), characterized by subjecting resin particles (B) that comprise a crosslinked polymer (A) comprising essential constituent units derived from a water-soluble vinyl monomer (a1) and / or a vinyl monomer (a2) which become a water-soluble vinyl monomer (al) upon hydrolysis and from a crosslinking agent (b), to surface treatment by a specific method using a C4 or lower polyhydric alcohol (c), a polyvalent metal salt (d), and a polyglycidyl compound (e); and the aqueous-liquid absorbing resin articles (P).

The present invention discloses a flexible optical waveguide composed of an epoxy film wherein at least one of a lower cladding layer, a core layer and an upper cladding layer is formed by using an epoxy resin composition containing a polyglycidyl compound having a polyalkylene glycol chain and at least two glycidyl groups. Also disclosed is a flexible optical waveguide composed of an epoxy film having a glass transition temperature (Tg) of not more than 100 DEG C. Further disclosed are a method for producing such a flexible optical waveguide and an epoxy resin composition for flexible optical waveguides.

To provide polyacetal which has excellent shock resistance, rigidity and creep resistance as essential properties of the polymer and makes a high flowability and an excellent molding property upon molding possible by improving the thermal stability. In the manufacture of a polyacetal copolymer by a copolymerization of 100 parts by weight of trioxane (a) with 0.05-20 parts by weight of a cyclic ether compound (b) which is copolymerizable with trioxane and 0.001-10 parts by weight of a mono-functional glycidyl compound (c), the mono-functional glycidyl compound (c) having a chlorine content of not more than 0.3% by weight is used.

The present invention provides a tetramethylbiphenyl type high performance epoxy resin composition and a curable epoxy resin composition containing the epoxy resin, useful in electrical and electronic fields and the like. The tetramethylbiphenyl type epoxy resin composition comprises an epoxy resin composition obtained by reacting 4,4'-dihydroxy-3,3', 5,5'-tetramethylbiphenyl and an epihalohydrin in the presence of an alkali metal compound. The composition has a content of tetramethyldiphenoquinone of 0.5% by weight or less and a content of a glycidyl compound represented by the following structural formula (1): of 0.5% by weight or less. The curable epoxy resin composition contains the epoxy resin composition and a hardener for the epoxy resin.

An article having a heat source and an electrically insulating thermal management component located in proximity to the heart source. The thermal management component contains a cured thermoset formed from a composition containing (a) a diglycidyl compound which has mesogenic structure and melting point of the diglycidyl compound is 150° C. or less, (b) a hardener and (c) an inorganic filler having specific thermal conductivity. The cured thermoset has high thermal conductivity.

There is provided a stable aqueous dispersion comprising(a) dispersed particles of one or more film-forming polymer that comprises 1% to 10% by weight, based on the solid weight of said polymer, of polymerized units of one or more functional monomer, wherein said functional monomer is selected from acid-functional monomers or amine-functional monomers or a mixture thereof, and(b) one or more multiglycidyl compound having 4 or more glycidyl groups per molecule.

An epoxy resin composition comprises an epoxy resin, a plurality of particles, and a diluent. The particles can comprise a magnesium oxysulfate compound. The diluent can be selected from the group consisting of monoglycidyl compounds, diglycidyl compounds, bisphenol-A alkoxylates, and mixtures thereof. The epoxy resin composition can be reacted with an activator composition to produce an epoxy polymer. The activator composition can comprise one or more compounds selected from the group consisting of polyamine compounds, anhydride compounds, and mixtures thereof.