Abstract: A cycloaliphatic epoxy compound in combination with a 2-hydroxy-substituted benzophenone compound and a polyalkyl-substituted dipiperidine compound provides a UV stabilizer that exhibits synergistic behavior. The compounds can be formulated into a composition that is coated on, or impregnated into, the surface of a plastic article or, alternatively, they can be incorporated into a thermoplastic composition which can be thereafter molded into a shaped article. The stabilizer combination succeeds in upgrading the resistance of polyphenylene ether resins and blends against the photo-deteriorative effects of sunlight and bright indoor light, for example, fluorescent lighting.

Abstract: A high tenacity fiber for reinforcing plastic composites, the fiber being selected from the group consisting of polyester, aliphatic polyamide, and combinations thereof. The fiber is treated with a composition consisting essentially of an organofunctional silane in an amount sufficient to achieve 0.02 to 1.0 weight percent of the silane on the fiber, and a diluent which provides for the hydrolysis of the silane to a silanol. The fiber is used to reinforce a plastic composite additionally comprising a resin matrix.

Abstract: A polyethylene terephthalate resin composition comprising a polyethylene terephthalate resin and from 0.

Abstract: A medical grade film, a method of sterilizing a medical grade film and the sterilized medical grade film produced thereby, wherein the film contains a vinyl chloride resin, such as PVC, and barium sulfate. The film can be sterilized by exposure to gamma radiation of one to five megarads without any color change. Electron beam radiation may also be employed.

Abstract: Adhesive systems particularly useful for adhering epichlorohydrin elastomers, comprise solutions of urethane polymers, amino silane coupling agents, and epoxy silane coupling agents in organic solvents.

Abstract: The present invention is directed to the stabilization of a prepolymer based on methylene diphenyl isocyanate rich in the 2,4'-isomer. It was surprisingly found that the color stability, viscosity and aging characteristics of the prepolymer are improved markedly upon the incorporation therewith of a combination of a certain epoxide compound and a hindered phenol.

Abstract: Disclosed herein is a polyamide resin composition comprising a polyamide resin, from 0.1 to 1% by weight of fine silica based on the polyamide resin and from 1 to 99% by weight of a silane coupling agent based on the fine silica. The packaging material obtained from the polyamide resin composition of the present invention has uniform and satisfactory transparency and is excellent in the blocking resistance.

Abstract: A polyester composition wich comprises(a) 100 parts by weight of a polyester containing at least 80 mol % of ethylene terephthalate repeating unit,(b) 1 to 15 parts by weight of a carboxylic acid ester of a polyalkylene glycol or its derivative,(c) 0.01 to 10 parts by weight of an epoxy compound having a polyoxyalkylene chain, and(d) 0.1 to 50 parts by weight of an inorganic filler.

Abstract: Disclosed is a composition suitable for the preparation of a gasket for use in the production of shaped resin articles by cast polymerization. The composition is comprises (A) 100 weight parts of a vinyl chloride resin, (B) 30 to 70 weight parts of a carboxylic acid ester or phosphoric acid ester plasticizer, (C) 0.5 to 10 weight parts of an epoxy type plasticizer and (D) 0.1 to 5 weight parts of a barium- or zinc-containing stabilizer.

Abstract: Thermoplastic polyamide molding materials having reduced water uptake are obtained by the addition of 0.3-15% by weight, based on the polyamide, of an epoxide compound containing at least one oxirane group of general formula I ##STR1## in which R.sub.1 is hydrogen, alkyl, aralkyl or aryl, and R.sub.2 is hydrogen, alkyl, dialkyl, aryl, or a group of general formula IIR.sub.3 --X--CH.sub.2 -- (II)in which X can be oxygen, sulfur or substituted nitrogen and R.sub.3 can be a substituted or non-substituted aromatic, cycloaliphatic, araliphatic or aliphatic group which can also contain further oxirane groups and be interrupted by other groupings.Glycidyl ethers are particularly preferred epoxide compounds. The molding materials of the invention are suitable especially for use in the construction of motor vehicles, instruments, apparatus or machines.

Abstract: A resinous composition comprising:(i) at least one aromatic polycarbonate resin;(ii) at least one polyester resin; and(iii) a minor amount of a mixture of at least one polyol and at least one epoxide.

Abstract: Peroxide vulcanizable chlorinated polyethylene compositions can, after being press cured at a temperature of 204.degree. Centigrade for a period of ten minutes, withstand ozone-induced cracking for a period of 168 hours or more when elongated 60% and exposed to 200 parts of ozone per hundred million parts of air at a temperature of 400.degree. Centigrade.

Abstract: Polyvinyl chloride articles such as bottles and films are provided which have a high degree of clarity, low haze, low blush, excellent color stability and which do not impart taste and odor to the contents of the article. A novel composition is used to form the articles. Said composition comprises at least one ingredient selected from the group having the formula:OH--X--O--RandR--O--X--O--R.X in the above formulas is a straight chain, branched or cyclic radical having from 2 to about 20 oxygen atoms, preferably from 2 to 10 and more preferably from 2 to 6. At least one of said oxygen atoms must form an ether linkage and the remainder may form ether, epoxy or hydroxy bonds or mixtures thereof. X also has from about 4 to about 60 carbon atoms, preferably 6 to 30, more preferably 6 to 20. R is a straight chain radical having from about 5 to about 40 carbon atoms, preferably 12 to 20.

Abstract: A high tenacity fiber for reinforcing plastic composites, the fiber being selected from the group consisting of polyester, aliphatic polyamide, and combinations thereof. The fiber is treated with a composition consisting essentially of an organofunctional silane in an amount sufficient to achieve 0.02 to 1.0 weight percent of the silane on the fiber, and a diluent which provides for the hydrolysis of the silane to a silanol. The fiber is used to reinforce a plastic composite additionally comprising a resin matrix.

Abstract: Compounds of formula I ##STR1## wherein R is --COOCH.sub.3, --COOC.sub.2 H.sub.5 or methyl, R.sub.1 is --COOR.sub.3, R.sub.2 is hydrogen, methyl or ethyl and R.sub.3 is C.sub.1 -C.sub.22 alkyl, are suitable for stabilizing organic polymers, in particular chlorinated thermoplastics, against the influence of heat and/or light.

Abstract: The silicone-based fiber finishing agent is particularly suitable for synthetic fiber-made fabric materials such as waddings of polyester fibers to impart excellent softness and smoothness in touch and free from yellowing even by heating with high resistance against dry cleaning. The fiber finishing agent comprises (A) an organopolysiloxane of a substantially linear molecular structure terminated at each molecular chain end with a silanolic hydroxy group or alkoxy group and having at least one amino-substituted hydrocarbon group bonded to the silicon atom in a molecule, (B) an epoxy-containing alkoxy silane compound such as methyl dimethoxy 3-glycidyloxypropyl silane and (C) an epoxy-containing organic compound free from silicon such as glycidyl alcohol and glycidyl methacrylate.

Abstract: Carbonate polymer compositions exhibit good thermal stability and good non-yellowing characteristics. Compositions comprise a carbonate polymer (e.g., a homopolycarbonate of bisphenol A), a heat stabilizing phosphorous compound (e.g., an organo-phosphite or an organo-phosphonite), an epoxy compound containing internal acyclic ether linkages (e.g., a diglycidyl ether of a polypropylene glycol), and optionally a hindered phenol. Such compositions retain desirable properties upon exposure to hot and humid conditions.

Abstract: Disclosed is a flame-retardant glass-fiber-reinforced polyethylene terephthalate resin composition formed by blending (A) a polyethylene terephthalate resin, (B) glass fibers, (C) a nucleating agent, (D) a monoepoxy compound having a specific chemical structure and/or a benzoic acid ester having a specific chemical structure, (E) a bromine-containing polymeric flame retarder having aromatic rings in the polymeric side chains, and (E) an antimony oxide in specified proportions.This resin composition has a very high degree of crystallizability and can yield molded articles having excellent appearance, mechanical strength, heat distortion resistance and flame retardancy.

Abstract: A polyurethane composition comprising an effective amount of a stabilizer compound represented by the general formula ##STR1## wherein, X is a residue represented the formula ##STR2## and at least three of Y.sub.1, Y.sub.2, Y.sub.3, and Y.sub.4 are residues represented by the general formula ##STR3## wherein R.sub.1 and R.sub.2 are each an alkyl or aralkyl group with the proviso that at least one of R.sub.1 and R.sub.2 is attached through its primary carbon to the nitrogen atom and the total number of carbon atoms of R.sub.1 and R.sub.2 is at least 4, the other one of Y.sub.1, Y.sub.2, Y.sub.3, and Y.sub.4, if present, is a glycidyl derivative residue, and Z is a residue represented by the general formula ##STR4## wherein R.sub.3 and R.sub.

Abstract: In accordance with the present invention, it has been found that liquid stabilizer compositions for vinyl halide polymers that are compatible with and form stable mixtures with epoxidized glycerides can be prepared by a process which comprises heating a non-homogeneous mixture comprising (A) at least one epoxidized glyceride, (B) at least one hydrocarbon-soluble, (B-1) basic alkali or alkaline earth metal salt of an alkyl phenol, or (B-2) basic alkali or alkaline earth metal salt of a monocarboxylic acid, and (C) a hydrocarbon diluent, at an elevated temperature until the mixture is homogeneous. Generally, the metal salts are alkaline earth metal salts such as calcium and barium, and the basic alkaline earth metal salt utilized in this system is a salt of an aliphatic monocarboxylic acid prepared in the presence of a phenol promoter.

Abstract: A medical instrument is disclosed which is a shaped article of a resin composition comprising 100 parts by weight of a vinyl chloride type resin, 10 to 80 parts by weight of a di-n-alkyl ester of phthalic acid whose alkyl groups each possess 8 to 14 carbon atoms and whose numbers of carbon atoms in said alkyl groups average 9 to 14, and 1 to 18 parts by weight of a stabilizer. The medical instrument exudes only an extremely small amount of plasticizer and excels in permeability to gas.

Abstract: A non-fogging coating composition, which comprises (A) 0 to 50 parts by weight of epoxy group-containing organic silane compounds or partial hydrolyzates thereof, (B) 20 to 80 parts by weight of a polyhydric alcohol having an ethylene oxide chain, (C) 10 to 75 parts by weight of a polymer or copolymer having at least 20% by weight of repeating structural units having the general formula ##STR1## wherein, R.sup.4 and R.sup.5 independently stand for H or a lower alkyl group or carbonyl group and X stands for a side chain possessing an epoxy group, and (D) a catalytic amount of a curing catalyst. And a shaped article of polycarbonate type resin coated therewith.

Abstract: An antistatic polymer blend composition and articles made therefrom are disclosed. The composition comprises, based on parts by weight: (a) polyvinyl chloride: 100 parts; (b) carboxylated nitrile terpolymer: 30-40 parts; (c) nonionic antistatic agent: 5-8 parts; (d) metallic stabilizers: 2-5 parts; (e) epoxidized oil: 5-10 parts; (f) primary plasticizer: 50-90 parts; and (g) lubricant: 1-2 parts. A method of protection against the effects or build up of antistatic electricity employing articles made from the composition of the present invention is also disclosed.

Abstract: Epoxy compounds are added to polycarbonate resin to reduce or eliminate the necessity of drying the resin prior to a foaming process.

Abstract: The present invention relates to a process for producing a packing material for use in liquid chromatography which comprises aqueous suspension polymerizing vinyl acetate, a (meth)acrylic acid ester or a glycidyl monovinyl ester or ether with a monomer mixture composed mainly of a cross-linking monomer in the presence of a diluent selected from among epichlorohydrin and glycidyl ethers and thereafter removing it from the resulting polymer particles by ring-opening the epoxy groups in said diluent. This process provides a packing material for use in liquid chromatography which is uniform and porous and moreover is excellent in mechanical strength.

Abstract: A process for stabilizing organopolysiloxanes against changes in viscosity which comprises reacting organopolysiloxanes containing phosphonitrile chlorides or reaction products thereof with at least one lithium compound which forms lithium chloride when reacted with the chlorine bonded to the phosphorous compound.

Abstract: Epoxy compounds are added to polycarbonate resin to reduce or eliminate the necessity of drying the resin prior to a foaming process.

Abstract: The impact strength of thermoplastic poly(ethylene terephthalate) molding compositions containing a reinforcing filler (preferably glass fiber), an epoxidized crystallization promoter (e.g., an epoxidized vegetable oil) and a nucleating agent (e.g., sodium stearate) is markedly improved by including in the composition a small amount of an organofunctional silane, i.e., a compound characterized by having a functional substituent at the end of a methylene chain bound to a silicon atom to which are also bonded a plurality of readily hydrolyzable groups. A few such compounds are gamma-aminopropyltriethoxysilane, gamma-glycidoxypropyltrimethoxysilane, gamma-aminopropyltriethoxysilane and gamma-glycidoxypropyltrimethoxysilane. The formulations may also contain a warp-reducing filler such as mica. Organofunctional silanes typically have application in thermoplastic polymers only as coupling agents, i.e.

Abstract: A composition having excellent anti-smoke properties and useful as a jacketing for pipe insulation and the such is provided. The composition can be thermoformed into an insulation jacketing product having a high delayed ignition time, a smoke development rating of 50 or less, and a flame spread rating of 25 or less as measured by ASTM E84.

Abstract: An unfilled polymeric composition having improved electrical treeing and water treeing properties comprising a polymeric component and effective amounts of a silane and a fatty acid. The compositions are particularly useful as insulation for high voltage transmission and distribution cables.

Abstract: A moulding composition comprises a polyethylene terephthalate with a nucleant, polycaprolactone of molecular weight above 10,000 and an epoxidized unsaturated triglyceride. The amount of epoxidized triglyceride is preferably not more than 10 parts per 100 parts total polymer and the amount of polycaprolactone is preferably 2.5 to 25 parts per 100 parts total polymer.

Abstract: One-part moisture-curable polyurethane adhesive, coating, sealant, or casting compositions containing a blend of isocyanate-functional prepolymer, terpene-phenolic resin, and silane compound. The compositions adhere to a variety of unprimed substrates, and resist moisture and UV exposure.

Abstract: Improved injection moldability of polyethylene terephthalates is achieved by the addition of an epoxidized plasticizer and a nucleating agent cooperative with the epoxidized plasticizer to achieve the improved moldability even when the composition is injection molded using mold temperatures of at least as low as 93.degree. C.

Abstract: This invention is a method of treating polyester material for use in reinforcing rubber, the method being characterized by treating the polyester material with a treating liquid containing an epoxy compound and a melamine compound and subsequently heat treating the material at 100.degree.-250.degree. C.

Abstract: A non-fogging coating composition, which comprises (A) 0 to 50 parts by weight of epoxy group-containing organic silane compounds or partial hydrolyzates thereof, (B) 20 to 80 parts by weight of a polyhydric alcohol having an ethylene oxide chain, (C) 10 to 75 parts by weight of a polymer or copolymer having at least 20% by weight of repeating structural units having the general formula ##STR1## wherein, R.sup.4 and R.sup.5 independently stand for H or a lower alkyl group or carbonyl group and X stands for a side chain possessing an epoxy group, and (D) a catalytic amount of a curing catalyst. And a shaped article of polycarbonate type resin coated therewith.

Abstract: The present invention relates to new thermoplastic contact adhesives. They have high heat resistance and bond strength.

Abstract: The present invention relates to polyvinyl chloride resin particles which are colored with cationic dyestuffs, to a process of making them, and to plastisols produced therefrom. Resin particles are preferably heated in a solvent medium which preferably is water or comprises water, the solvent medium being suitable to dissolve the cationic dyestuff. The dye penetrates and dyes the particles. Particulate material can be produced having diverse characteristics.

Abstract: The varnish comprises a plasticizing resin, a diluent, a matting compound and an epoxy silane compound, this latter having excellent antireflection characteristics and enabling the varnish also to adhere to smooth glass. At the moment of use, a catalyst is added to the varish, the catalyst being an amino silane compound which causes the epoxy compound to polymerize, so that the varnish layer becomes resistant to abrasion and to chemical agents. The varnish can also be colored with aniline dyes such as aniline green and aniline yellow. On varnishing, the tube is first degreased, then varnished with several layers, and finally baked at a temperature of between 80.degree. and 150.degree. C. for a time sufficient to cause polymerization of the compound.

Abstract: Moulding compositions based on thermoplastic polyesters can be effectively protected against thermal degradation, if they contain, as a first stabilizer, a polyepoxide compound and, as a second stabilizer, a bisoxazoline or a dicarboxylic acid imide or amide.

Abstract: An additive concentrate composition is composed of a carbonate polymer, a powdered additive such as a pigment, and a mixture of a film-forming adherent such as an esterified polysaccharide and a liquid diluent such as an epoxidized vegetable oil or a bis(phosphorinane), in amounts preferably less than or equal to about 1 percent based on the weight of carbonate polymer and the additive. Alternatively, the epoxidized vegetable oil may optionally be used as a bonding agent.The bonding agents have desirable properties that do not adversely affect the physical properties of the carbonate polymer in end use, and are thermally stable and color-stable.

Abstract: A resin composition comprising(a) a vinyl chloride/ethylene copolymer having an ethylene content in the range of 3 to 12% by weight, an average degree of polymerization in the range of 700 to 2900 and a ratio of weight average molecular weight to number average molecular weight in the range of from 2.5:1 to 5.5:1,(b) an ethylene/carbon monoxide/vinyl acetate copolymer, and(c) a glycerin ester of a specific epoxidized aliphatic carboxylic acid. This resin composition is suitable for making medical devices, especially bags for storing transfusion fluids, receptacles for storing blood, and tubes for a blood circuit in artificial kidneys.

Abstract: Improved injection moldability of polyethylene terephthalates is achieved by the addition of an epoxidized plasticizer and a nucleating agent cooperative with the epoxidized plasticizer to achieve the improved moldability even when the composition is injection molded using mold temperatures of at least as low as 93.degree. C.

Abstract: This invention is a method of manufacturing polyester fibers with good adhesion to rubber, characterized in that in the process of spinning polyester fibers, a spinning oil (finish composition) containing an epoxy compound and a novolak resin made from a dimethylolated phenolic compound and resorcinol is added to the polyester fibers which are then heat treated.

Abstract: A flame retarded black thermally and hydrolytically stabilized copolyester carbonate having reasonable melt stability is achieved with a relatively low surface area carbon black.

Abstract: A method for stabilizing organopolysiloxanes containing phosphonitrile chlorides or their reaction products which promote the condensation and/or equilibration of organopolysiloxanes which comprises reacting at least one compound containing at least one epoxy group per molecule with the phosphorus compounds present in the organopolysiloxanes.

Abstract: A flame retarding thermoplastic polyester composition superior in thermal stability, fluidity and mechanical properties, and prepared by mixing (a) halogen containing polystyrene and/or halogen containing poly-.alpha.-methylstyrene, (b) antimony trioxide and (c) epoxy compound with respect to thermoplastic polyester is disclosed.

Abstract: Elastic synthetic-resin compositions useful as adhesive and sealing compounds, for example, for absorbent and nonabsorbent undercoats on surfaces, are based, in particular, on polyurethane and have incorporated therein as adhesion promoters silanes containing polyoxyalkyl groups of the formula ##STR1## wherein X is --SH, --NHR.sup.2, ##STR2## or --(NH--CH.sub.2 --CH.sub.2).sub.b NHR.sup.2, b is 1 or 2,R is --CH.sub.3, --CH.sub.2 --CH.sub.3 or --OR.sup.1,R.sup.1 is --(CH.sub.2 --CH.sub.2 --O).sub.m --R.sup.3,R.sup.2 is H, an aliphatic, cycloaliphatic or aromatic hydrocarbon group each of 1 to 10 carbon atoms, or such a group which is substitutedR.sup.3 is alkyl of 1 to 10 carbon atoms, or substituted alkyl of 1-10 carbon atoms,R.sup.4 is alkyl of 1 to 4 carbon atoms,n is a number from 1 to 8,m is a number from 1 to 30,p is .gtoreq. 1, andq+p is .ltoreq. 2.The synthetic-resin compounds of this invention have improved adhesion to diverse substrates even without the use of adhesion-promoting coatings.

Abstract: A one component room temperature setting composition having an excellent storage stability comprising a hydrolyzable silyl group-containing vinyl polymer, a hardener and a stabilizer selected from a hydrolyzable ester compound and a .beta.-diketone compound, which may further contain a pigment and a solvent. The storage stability of the composition containing the hydrolyzable silyl group-containing vinyl polymer which is crosslinkable in the presence of water to harden at room temperature, can be remarkably improved by the presence of the above stabilizer.

Abstract: Solid copolymers are produced by copolymerizing a mixture of: (A) at least 30% by weight of a monomer having the formula: ##STR1## wherein R.sub.1 is H or CH.sub.3 and R.sub.2 is an alkyl radical containing from 1 to 14 carbon atoms; (B) from 3 to 20% by weight of an ethylenic .alpha.,.beta. unsaturated carboxylic acid or anhydride thereof, or from 3 to 40% by weight of glycidyl acrylate or glycidyl methacrylate; and (C) from 0 to 67% by weight of a monomer copolymerizable with said monomers (A) and (B). Preferably, the mixture is first bulk-polymerized until conversion to the copolymer is from 10 to 80% by weight and the polymerization is completed by suspension-polymerization. Thermosetting solid coating compositions are produced by mixing a major proportion of a solid copolymer so produced with a minor proportion of a cross-linking compound or with an epoxy resin containing at least 2 epoxy radicals in the molecule in presence of a tertiary amine curing accelerator.

Abstract: A non-fogging coating composition, which comprises (A) 0 to 50 parts by weight of epoxy group-containing organic silane compounds or partial hydrolyzates thereof, (B) 20 to 80 parts by weight of a polyhydric alcohol having an ethylene oxide chain, (C) 10 to 75 parts by weight of a polymer or copolymer having at least 20% by weight of repeating structural units having the general formula ##STR1## wherein, R.sup.4 and R.sup.5 independently stand for H or a lower alkyl group or carbonyl group and X stands for a side chain possessing an epoxy group, and (D) a catalytic amount of a curing catalyst. And a shaped article of polycarbonate type resin coated therewith.