Abstract: The present invention relates to a polycarbonate resin composition comprising 100 parts by weight of a polycarbonate resin; 0.01 to 5 parts by weight of a compound containing oxymethylene unit, a compound containing oxymethylene unit having substituent or a cyclic ether compound having substituent.

Abstract: The rheological properties of latexes and latex paint formulations thickened with non-urethane thickeners according to the invention are modified by adding to the latex or latex paint formulation an amount of a nonionic surfactant having an HLB value of from 4 to about 20 sufficient to decrease the low shear viscosity of the thickened latex without a corresponding reduction in the high shear viscosity.

Abstract: A recording ink which includes at least water, a pigment as a colorant, polyvinyl pyrrolidone as a water-soluble polymer, and a compound having a polyoxyethylene chain. The compound having a polyoxyethylene chain may be replaced by a compound having a fluorinated hydrocarbon group.

Abstract: Polycarbonate resins are freed of unreacted residues of the dihydric phenol reactants employed in their preparation by heating the resins in the presence of ortho esters or ortho carbonates.

Abstract: A method for producing stabilized polymers, exhibiting enhanced thermal stability, which comprises polymerizing a mixture comprising: a monomer comprising an allyl-containing group which is bonded to primary and/or secondary hydroxyl groups on a saccharide, preferably a long chain (C.sub.3 -C.sub.20) allyl-containing ether group on the hydroxyl group; and one or monomers selected from methacrylate ester monomers, acrylate ester monomers, acrylamide monomers and styrene monomers, in amounts sufficient to produce a polymer exhibiting enhanced thermal stability. Polymers having enhanced thermal stability are obtained using a monomer comprising an allyl-containing group which is bonded to primary and/or secondary hydroxyl groups on a saccharide, as a novel stabilization crosslinking agent.

Abstract: Brominated p-cumylphenol represented by the formula (1) described hereinafter and derivative thereof represented by the formula (2) described hereinabove, process for the preparation of the same, and flame-retardant resin compositions containing the same, are disclosed. Those compounds are useful flame retardant, and can be blended with various thermosetting resins or thermoplastic resins to obtain flame retardant resin compositions.

Abstract: This invention relates to aqueous resin formulations comprising as cosolvent an alkoxy ethoxyethanol which (i) has 4-8 carbon atoms in the alkoxy group, (ii) has a boiling point at atmospheric pressure within the range from 200.degree. to 350.degree. C. and (iii) in mixtures with n-heptane in the ratio of 30:70 by weight respectively has specific miscibility characteristics. The cosolvent acts either as a solvent or coalescing aid in aqueous formulations used as coatings and paints.

Abstract: A polyoxyalkylene-modified organopolysiloxane that generates almost no odor with the passage of time, and a method for preparation of the polyoxyalkylene-modified organopolysiloxane. This organopolysiloxane bears polyoxyalkylene bonded to silicon across alkylene, and contains 5-1,000 ppm by weight of an antioxidant. It also has a peroxide value not exceeding 5 meq/kg, and a total content of aldehyde plus ketone not exceeding 100 ppm.

Abstract: Rigid-rod macromonomers, and methods for preparing such macromonomers, having a polyaromatic backbone, solubilizing side groups, and reactive end groups are provided. The macromonomers are chemically incorporated into polymer systems to provide stronger, stiffened polymers.

Abstract: The present invention provides a strippable, rewettable film coating generally comprising polyvinyl polymer, polyalkyl acrylate, polyvinyl alcohol, release agents, surfactants, defoamers, dispersants, plactizicers and water. A machinable film coating mixture is also provided that is comprised of polyalkyl acrylate, release agents, surfactants, defoamers, dispersants, plactizicers and water. In another aspect, the present invention provides a heat-resistant film coating mixture comprised of polyalkyl acrylate, polyvinyl alcohol, release agents, surfactants, defoamers, dispersants, plactizicers and water.

Abstract: This invention relates to a release coating for pressure sensitive adhesive designed primarily for use on paper and textile substrates. The basic release coating comprises a latex containing polymer material and a release additive. The improvement in the basic release coating comprises the incorporation of a polyamide resin having a softening point of less than 70.degree. C. as a release additive. Preferably, the polyamide resin is a dimer fatty acid reacted with an aliphatic or cycloaliphatic amine.

Abstract: The invention relates to an optically non-linear active waveguiding material comprising an optically transparent polymer and a donor group and acceptor group-containing triphenylcarbinol as a dopant. Said dopants have a high hyperpolarizability and have a charge-transfer absorption band which is about the same as that of their corresponding compounds having only one donor-.pi.-acceptor unit. The triphenylcarbinols were found to display good solubility in polymers. Nitro-functionalized triphenylcarbinols are preferred because of their charge-transfer absorption band at a low wavelength (.lambda..sub.max at about 290 nm). Aldehyde-functionalized calix(4)arenes were also found to have this low wavelength charge-transfer absorption band (.lambda..sub.max at about 270 nm). Triphenyls comprising stilbene donor-.pi.-acceptor units are preferred because of their high hyperpolarizability.

Abstract: A compound of the formula ##STR1## where R, which may be the same or different, is selected from at least one of hydrogen, methyl, ethyl and phenyl, at least one R on each --OCHR--CHR-- unit being hydrogen; where m is an integer selected from 1-100; where n is an integer selected from 8 and 9. The preferred process of preparation is by the reaction of alkylene oxide with linoleyl alcohol in the presence of a catalyst which is a Bronsted base. The compounds are useful as reactive surfactants in aqueous emulsion polymerisation processes.

Abstract: A dispersing agent for use in a thermosetting composition, a thermosetting composition containing said dispersing agent, and application thereof to thermosetting composition having no yield point. The dispersing agent acting on mineral fillers and used in filled acrylic or polyester resin-based thermosetting compositions belongs to the family of organophosphates corresponding to the general formula: ##STR1## where: A is a branched or unbranched polyaryl group,x and y are whole numbers between 0 and 100 such that x+y is a whole number greater than 40 but not greater than 100, ##STR2## B and E are independently a branched or unbranched polyaryl group, or an alkyl, aryl, arylalkyl, alkylaryl, alkanoyl, or amine radical, and in B and E, and R.sub.1 and R.sub.2 may be identical or different, x1, y1, x2 and y2 are whole numbers, and the sums x1+y1 and x2+y2 are not greater than 100.

Abstract: A stable composition and process for cleaning, protecting, preserving, and renewing surfaces, especially rubber and other polymers is disclosed. The treatment chemical is formulated to clean, protect, renew and preserve the polymer surface being treated. The inclusion of an alkanolamine selected from the group consisting of mono-ethanolamine, di-ethanolamine, tri-ethanolamine, mono-isopropanolamine, di-isopropanolamine and tri-isopropanolamine which causes provide outstanding detergency to the formulation without adversely affecting the emulsion stability. Each component contributes to the performance of the composition and facilitates the proper deposition of treatment chemical.

Abstract: A photocurable and moisture-curable silione composition comprising a reactive organosilane which has acryldialkoxysilyl or acryldiallyloxysilyl groups at both ends, a silicone oil, a photosensitizer and a moisture-curing catalyst.

Abstract: A curable composition comprising:a) an aqueous dispersion of a Polymer having a MWt of at least 50,000, which is insoluble in water and which contains silane groups;B) a solution or dispersion of a Polymer which has a MWt between 300 and 20,000, comprising at least two silane groups and also comprising covalently bonded cationic hydrophilic groups the ratio of the Polymer (A) to the Polymer (B) being in the range 40:1 to 1:4.

Abstract: Thermoplastic compositions comprising:(a) from 55 to 85% by weight of at least one aromatic polyester;(b) from 10 to 40% by weight of at least one elastomeric copolymer constituted by 45-90 mol % of ethylene, 5-50 mol % of an alkyl acrylate or alkyl methacrylate, in which the alkyl moiety contains from 1 to 8 carbon atoms, 0.3-5 mol % of an unsaturated epoxide;(c) from 0.5 to 5% by weight of at least one elastomeric copolymer constituted by 45-90 mol % of ethylene, 5-50 mol % of an alkyl acrylate or alkyl methacrylate, in which the alkyl moiety contains from 1 to 8 carbon atoms, 0.1-5 mol % of monomeric units functionalized with amido-aminic and/or imido-aminic moieties;with the total of the percentages of components (a), (b) and (c) equating 100.

Abstract: Novel moldable, highly stable, normally solid polyoxymethylene resin compositions and molded articles formed of the same include a stabilizing effective amount of an alkoxy-substituted phenoxy-containing compound having the formula (I) or (II):Ar.sup.1 --O--X (I)Ar.sup.2 (--O--X).sub.s (II)where Ar.sup.1 represents an aryl group having no hydroxyl groups directly bonded thereto as a substituent, Ar.sup.2 represents a benzene or naphthalene ring having no hydroxyl groups directly bonded thereto as a substituent, and s represents the number of alkoxy-derivative substituents. Preferably, Ar.sup.1 in formula (I) is a phenyl, biphenyl or naphthyl group, and Ar.sup.2 in formula (II) is benzene (with s being 2). Ar.sup.1 and Ar.sup.2 in formulas (I) and (II) may only be substituted with the --OX group, or may also contain other alkoxy group substituents.

Abstract: Aqueous synthetic resin formulations containingA) from 3 to 75% by weight of one or more synthetic resins,B) one or more organic compounds having two or more hydrazide groups,C) from 0 to 10% by weight, based on the synthetic resin A, of benzophenone or acetophenone or of one or more acetophenone or benzophenone derivatives which are not monoethylenically unsaturated or of a mixture of these active ingredients,D) effective amounts of emulsifiers or protective colloids or of a mixture of these active ingredients,E) not less than 5% by weight of water andF) from 0 to 85% by weight of finely divided fillers, with the proviso that the total amount of the monomers d polymerized in the one or more synthetic resins A and of component C is from 0.05 to 10% by weight, based on the one or more synthetic resins A, and the ratio of the number of moles of hydrazide groups of component B and the number of moles of the aldehyde and keto groups of the monomers c polymerized in the one or more synthetic resins A is from 0.

Abstract: The invention relates to thermoplastic polycarbonate molding compositions which are rendered resistant to gamma-radiation by incorporating therewith about 0.1 to about 5 percent by weight of a stabilizing agent selected from the group consisting of ##STR1## wherein R is a hydrogen or a halogen atom or a C.sub.1 -C.sub.10 alkyl, a C.sub.6 -C.sub.10 alkyl, a C.sub.6 -C.sub.10 aryl, C.sub.1 -C.sub.22 acyl, C.sub.6 -C.sub.18 alkylaryl or a C.sub.4 -C.sub.10 cycloalkyl radical, n is an integer of at least 1 and preferably 1 to about 100 and Y and Y.sup.1 independently are a hydrogen atom, a C.sub.6 -C.sub.10 aryl, C.sub.1 -C.sub.10 alkyl or a C.sub.6 -C.sub.18 alkylaryl or a C.sub.6 -C.sub.18 arylalkyl radical or ##STR2## wherein m is 1 or 3-6, R.sub.1, R.sub.2 and R.sub.3 independently are a hydrogen atom or a C.sub.1 -C.sub.10 alkyl, C.sub.6 -C.sub.10 aryl or a C.sub.6 -C.sub.18 alkylaryl radical.

Abstract: Polyester fibers produced by adding a compound of the following general formula (1), (2) or (3) to a polyester (a) comprising ethylene terephthalate as the main recurring unit and melt-spinning the resulting composition: ##STR1## which can be easily spun and have an excellent hand.

Abstract: A matte thermoplastic resin composition consisting essentially of:(A) 70-97% by weight of a rubber-modified alkenyl a romatic thermoplastic resin and(B) 30-3% by weight of a graft copolymer as a high polymer modifier for matting, obtained by polymerizting an ethylenically unsaturated carboxylic acid and at least one monomer selected from the group consisting of an alkenyl aromatic compound, an alkenyl cyanide compound and other copolymerizable alkenyl monomer in the presence of a rubbery polymer latex, wherein the content of the ethylenically unsaturated carboxylic acid component in the graft copolymer (B) is 1-30% by weight and the content of the rubbery polymer in the graft copolymer (B) is 10-60% by weight. Said composition has an excellent matte effect especially when the rubbery polymer latex gives a percentage coagulation of 20% by weight or less based on the total solids of the latex when 15% by weight, based on the total solids, of methacrylic acid is added to the latex.

Abstract: A process for coating polymer particles with an additive includes preparing a liquid composition comprising one or more desired additives and a gelling agent in an oil. The composition is coated onto the polymer particle by any convenient procedure. On cooling the coated particle below the gelling point, the composition gels providing a polymer particle having a uniform coating of the additives which is suitable for direct introduction into a mold.

Abstract: An engineering plastic composition with excellent flowability, heat stability, and desirable mechanical properties is provided. The composition comprises an engineering plastic material and at least one p-quaterphenyl derivative of specific formula.

Abstract: The invention relates to thermoplastic molding compositions comprising a polycarbonate resin which is rendered resistant to gamma radiation induced yellowing. It was surprisingly found that the incorporation in the resin of an effective amount of benzylic alcohol or its derivatized versions renders the composition resistant to yellowing. The composition of the invention is suitable for the preparation of molded articles having improved resistance to yellowing and to the formation of haze induced upon exposure to gamma radiation.

Abstract: A highly crystalline polyethylene terephthalate resin composition comprising (A) 100 parts by weight of a polyethylene terephthalate copolymer comprising ethylene terephthalate units as the main recurring units, which is formed by copolymerizing a glycol component containing 1 to 20% by weight of a polyalkylene glycol having an average molecular weight of 500 to 20,000 and 1.2 to 15% by weight of diethylene glycol with a carboxylic acid component composed mainly of terephthalic acid, (B) 5 to 200 parts by weight of a fibrous reinforcer, (C) 0.5 to 130 parts by weight of a nucleating agent, and (D) 0.1 to 60 parts by weight of a crystallization-promoting agent. The resin composition optionally contains 2 to 100 parts by weight of an inorganic compound, 2 to 100 parts by weight of an impact strength improver, 2 to 40 parts by weight of a flame retardant, or 1 to 20 parts by weight of a flame retardant assistant.

Abstract: Compounds corresponding to the following formulaR.sub.1 --(CH.sub.2).sub.m --O--(CH.sub.2 CH.sub.2).sub.n --R.sub.2in which R.sub.1 is the phenyl radical or a phenyl radical which is substituted by linear or branched alkyl radicals containing a total of from 1 to 18 carbon atoms, R.sub.2 is a C.sub.4 -C.sub.8 alkyl radical, m=0 or 1 and n=3 to 30, are used as dispersants with foam-inhibiting properties in aqueous polymer dispersions and latices.

Abstract: Granular flame retardant agents are disclosed which incorporate halogenated organic flame-retardant compounds, without any binders. The granular agents may further contain desired additives and organic or inorganic flame-retardant synergistic materials. The granular agents are dust-free and are usefully employed in a method for imparting flame-retardant properties to flammable plastic materials. A process for the preparation of the granular flame retardant agents of the invention by cold compaction is also described.

Abstract: A polycarbonate composition comprising 100 parts by weight of polycarbonate and 0.1 to 1.0 part by weight of at least one anti-yellowing compound selected from the group consisting of itaconic acid, itaconic anhydride, benzaldehyde dimethyl acetal, benzaldehyde propyleneglycol acetal and p-phthalaldehyde.

Abstract: A radiation-resistant high molecular composition is disclosed, characterized in that, to the high molecular polymer, a halogenated acenaphtylene and/or condensates thereof represented by a following general formula [I] ##STR1## (wherein, X indicates a chlorine or bromine atom, a indicates 0 to 2, b indicates 1 to 6 and n indicates an integer not less than 1) and a diphenyl ether derivative represented by a following general formula [II] ##STR2## (wherein, R.sub.1 and R.sub.2 indicate any ones of hydrogen atom, alkyl, alkoxy, phenyl phenoxy, diphenyloxy and terphenyloxy group) and/or basic lead compound are formulated.

Abstract: A solvent based contact adhesive suitable for bonding cured EPDM membranes is disclosed. The adhesive includes a crosslinked halogenated butyl rubber, a low molecular weight, high softening point, thermoplastic aliphatic-type-based hydrocarbon resin and at least one organic solvent employed as a dispersion medium for the crosslinked halogenated butyl rubber and the resin. The disclosed adhesive exhibits superior heat aging and hot water immersion properties which are significant characteristics in roof applications.

Abstract: Toughened thermoplastic polyester compositions comprising 60-97 weight % of a polyester matrix resin and 3-40 weight % of an ethylene copolymer such as ethylene/methylacrylate/glycidyl methacrylate.

Abstract: A flame-retardant styrene-base resin composition is composed of 100 parts by weight of a styrene-base resin, 2.0-20.0 parts by weight of a halogenous flame retardant and 0.1-5.0 parts by weight of an antimony compound. The weight ratio of halogen atoms/antimony atoms in the resin composition is 5 or greater. The resin composition of this invention has well-balanced specific gravity, impact resistance and heat resistance and flame retardancy.

Abstract: Cellulosic textile material is dyed with substantive dyes or preferably with reactive dyes. Dyeing is carried out by applying to the cellulosic material an aqueous dye liquor which contains, in addition to the dye, a graft polymer which is obtained from an adduct of an alkylene oxide, preferably propylene oxide, with an at least trihydric aliphatic alcohol, e.g. glycerol, and acrylamide or methacrylamide. The cellulosic material is then subjected to a heat treatment, e.g. by steaming or with microwaves, or is stored cold, to fix the dyes.This dye liquor increases the liquor pick-up and thus also increases the dye yield, while at the same time excellent levelness is achieved.

Abstract: Cyanoacrylate adhesive compositions containing (a) a toughener (e.g., a core-shell copolymer such as an MBS, ABS, or MABS copolymer), the toughener optionally being treated to remove impurities which cause premature polymerization of cyanoacrylates, and (b) cyanoacrylate-compatible, toughener-compatible sustainer (e.g., an organic compound containing one or more unsubstituted or substituted aryl groups, such as diphenylmethane or dichlorobenzene). The inclusion of sustainer provides improved retention of toughness after heat aging of cured bonds of the adhesive.

Abstract: Heat-sterilizable films are made from a polymer blend of about 10 to about 60 wt % random propylene-ethylene copolymer containing from about 1 to about 6 wt % ethylene-derived units and about 40 to about 90 wt % linear low density polyethylene. The films are especially useful in the manufacture of collapsible parenteral solution bags and overwraps.

Abstract: A granular flame retardant additive is provided comprising from 70 to 99.5% by weight of an organohalide flame retardant and from 0.5 to 30% by weight of thermoplastic synthetic resin as a binder. The additive is easy to handle and resistant to disintegration during transportation and mixing with fabricating resin pellets. Uniform distribution thereof in fabricated thermoplastic articles is achieved by simply co-feeding the granules and the fabricating resin to a fabricating machine.

Abstract: Enol ethers corresponding to the following general formula ##STR1## are suitable as non-discoloring ozone protective agents for rubber.

Abstract: The invention disclosed herein provides a process for the high temperature extrusion of polyvinyl alcohol monofilament soluble in water comprising the steps of blending from about 80 to 98 percent by weight polyvinyl alcohol resin having a number average molecular weight of from about 10,000 to 200,000 and a degree of hydrolysis of from about 85 to 91 percent with from about 20 to 2 percent by weight of a plasticizer selected from the group consisting of hydroxyethers, diols, triols and other polyols and mixtures thereof, reducing the moisture content of the resin to a level of less than about one percent and the volatile content thereof to a level of less than about two percent and, melt extruding the blend to form monofilaments.

Abstract: An olefinic polymer composition is provided which comprises an olefinic polymer selected from homopolymers and copolymers made from aliphatic, ethylenically unsaturated monomers containing from 2 to about 10 carbon atoms; from about 100 to about 3,000 parts per million based on the weight of the total composition of a hindered phenolic stabilizer; and from about 100 to about 10,000 ppm based on the weight of the composition of a stabilizer selected from compounds of the formula: ##STR1## wherein R.sub.1 and R.sub.2 are each independently selected from an alkyl group containing from 1 to about 20 carbon atoms or alternatively R.sub.1 and R.sub.2 may together with the oxygen atoms to which they are joined form a heterocyclic ring containing two oxygen atoms.

Abstract: 1,4-Bis-(4-chloro-2-methoxystyryl)-benzene is highly suitable for whitening polymeric substances, in which use it is distinguished, for example, by a good yield and a pleasant shade.

Abstract: An aqueous emulsion of a solid, water insoluble or limited water soluble organic peroxide is provided that has improved stability, dilutability and safety but still having an average particle size of 1.5 microns or less and a good particle size distribution. The emulsion has from about 10 weight percent of the emulsion of a solid peroxide selected from the group of hydroperoxides .alpha., -oxy and .alpha.-peroxy hydroperoxides, dialkyl peroxides, aldehyde and ketone peroxides, diacyl peroxides, peroxyesters, peroxy acids, peroxydicarbonates, monoperoxycarbonates and perketals.The emulsion also has a hydrocarbon solvent having a high kauri-butanol number if the organic peroxide has a substantial amount of aromaticity and a low kauri-butanol number if the organic peroxide has little or no aromaticity and one or more nonioic emulsifiers and at least about 20 weight percent of water.

Abstract: Compounds of the formula V ##STR1## wherein R.sup.2 is straight-chain or branched alkyl of 1 to 8 carbon atoms, cycloalkyl, aryl, alkaryl or aralkyl, L is a bivalent radical, for example --SCH.sub.2 CO.O(CH.sub.2 CH.sub.2 S).sub.y --CH.sub.2 CH.sub.2 -- or --O.COC.sub.p H.sub.2p -- wherein y is a number from 1 to 3 and p is a number from 1 to 18.

Abstract: An olefinic polymer composition is provided which comprises an olefinic polymer selected from homopolymers and copolymers made from aliphatic, ethylenically unsaturated monomers containing from 2 to about 10 carbon atoms and from about 100 to about 10,000 ppm of a stabilizer selected from benzhydrol or benzhydrol derivative compound of the formula: ##STR1## wherein R.sub.1 and R.sub.2 are each independently selected from an aromatic group having from 6 to about 26 carbon atoms, and R.sub.3 is selected from hydrogen, an alkyl group having from 1 to about 20 carbon atoms, or an acyl group having from about 2 to 20 carbon atoms.

Abstract: A process for the preparation of a substantially dust-free PVA powder comprising contacting the PVA with about 0.5 percent to 4.0 percent polyglycol, preferably about 0.5 percent to 2.0 percent polyglycol, based on the weight of the PVA, and the product therefrom.

Abstract: Disclosed is a spreadable solid adhesive composition comprising(A) from about 10 to about 30% by weight of a copolymer of(a) an acrylamide or substituted acrylamide and(b) an unsaturated mono or dicarboxylic acid having 2 to 6 carbon atoms or an alkali metal salt thereof,said copolymer having an I.V. of about 0.1-3.0,(B) from about 1 to about 10% by weight of a gelling agent selected from the group consisting of (1) dibenzal sorbitol, (2) alkali metal salts of saturated or unsaturated aliphatic acids having from 12 to 20 carbon atoms, and (3) calcium or magnesium salts of saturated or unsaturated aliphatic acids having from 12 to 20 carbon atoms complexed with the tetrasodium salt of ethylenediaminetetraacetic acid, and(C) from about 67 to about 89% by weight of water or a mixture of alcohol and water.

Abstract: A process for the polymerization of methyl methacrylate or mixtures thereof with up to 25%, by weight, based on total monomer, of vinyl monomers copolymerizable therewith, wherein polymerization is carried out in the presence of from 0.01 to 10%, by weight, based on total monomer, of one or more enol ethers derived from aliphatic or cycloaliphatic aldehydes or ketones.

Abstract: Trityl compounds wherein a triphenylmethyl group is attached to oxygen, divalent sulfur, trivalent nitrogen or a halogen are effective synergists for organic bromine flame retardants in polypropylene compositions.