Abstract: There is now provided a solvent cement having a total of less than 80 weight percent of solvents and a thermoplastic polyurethane elastomer as at least one of the resins dissolved in the solvent. The solvent mixture contains at least a 5- or 6-membered water miscible lactone or lactam such as N-methyl-2-pyrrolidone (NMP) in an amount of 21 weight percent or less based on the weight of all the ingredients. The reduced solvent concentration assists in lowering VOC emissions while preserving the hydrostatic burst strength mechanical property required by ASTM D 2564-88.

Abstract: There is now provided a solvent cement having a total of less than 80 weight percent of solvents and a thermoplastic polyurethane elastomer as at least one of the resins dissolved in the solvent. The solvent mixture contains at least a 5- or 6-membered water miscible lactone or lactam such as N-methyl-2-pyrrolidone (NMP) in an amount of 21 weight percent or less based on the weight of all the ingredients. The reduced solvent concentration assists in lowering VOC emissions while preserving the hydrostatic burst strength mechanical property required by ASTM D 2564-88.

Abstract: A miscible blend composition having high T.sub.g and good chemical resistance comprising, based on the total weight of the composition, from about 30 to about 90 weight % of a polyalkylene terephthalate, from about 70 to about 10 weight % of a polyarylate polymer, and an effective amount of an ester-interchange inhibitor.

Abstract: The invention provides UV-stabilizer concentrates, which, relative to the total weight, consist ofA) 40 to 80 weight-% of at least one thermoplastic polyurethaneB) 10 to 30 weight-% 1,3,5-tri-glycidyl-isocyanurate andC) 10 to 30 weight-% 2-(2-hydroxy-3,5,-di-tert-amyl-phenyl)-2H-benzotriazole and/or 1,6-hexane-di-yl-bis-(3-(3-benzotriazole-N-yl)-4-hydroxy-5-tert-butyl)-phe nyl-propanoate.The invention also discloses a process for their production, and their utilization to stabilize TPU against UV- and thermal-degradation.

Abstract: This invention relates to a photo-stabilized polymer blend comprising:(a) at least one polyethylene terephthalate-based (PET) copolymer comprising 1,4-cyclohexanedimethanol, and(b) an ultraviolet absorber, at least one compound selected from the group consisting of cyclic imino esters.

Abstract: This invention relates to a sprayable adhesive that, when applied to a substrate, exhibits a color that confirms where it has been applied and then fades upon drying.

Abstract: Compounds of the formula ##STR1## wherein each R.sub.1 is independently hydrogen, halogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy or nitro,R.sub.2 is hydrogen or halo,R.sub.3 is halo, andMe is a divalent metal,useful for pigmenting polymeric materials such as polyethylene, polyvinyl chloride, polystyrene, natural rubber and synthetic rubber, for the mass pigmentation of materials such as cellulose acetate and for pigmenting paper, lacquers, paints, printing inks and textile coatings.

Abstract: The molecular weight of solid polymers, particularly polyolefins, is modified by addition of organic peroxides (or other free radical generators), which is admixed in a first reaction zone. The polymer is then melted followed by addition of additives such as antioxidants and light stabilizers, which are admixed in a second reaction zone where intense and rapid mixing occurs, such as within the barrel of an extruder. The separate admixture of primary and secondary additives provides improved color and odor characteristics for the polymer compared to concurrent admixture of all the additives.

Abstract: This invention relates to salts of triazine derivatives with oxygenated as of phoshporus, having general formula (I): ##STR1## obtained by salification, with an acid containing phosphorus, of polycondensates of 2,4,6-triamino-1,3,5-triazine.The compounds having the general formula (I) are particularly used as flame-resistant additives.

Abstract: Aqueous fluoropolymer formulations containing in finely divided form from 15 to 75% by weight of a fluoropolymer which preferably has at least 40% by weight of tetrafluoroethylene units, from 0.5 to 10% by weight of an organic compound which has at least two, preferably 2-4, isocyanate groups and, optionally, up to 20% by weight of auxiliary or additive substances are prepared and used for coating yarn, in particular sewing yarn, and textile sheet materials.

Abstract: Substituted 1-hydroxy-2,6-diaryl-4-acyloxypiperidines or 1-hydroxy-2,6-diaryl-4-acylaminopiperidines of formula I ##STR1## wherein n is 1-4, Ar.sub.1 and Ar.sub.2 are independently aryl or substituted aryl, R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are independently hydrogen, alkyl, substituted alkyl, alkenyl, aryl or substituted aryl, X is --O-- or --NE--, E is hydrogen, alkyl or cycloalkyl and T is an n-valent aliphatic or aromatic hydrocarbon radical, are effective in stabilizing organic materials against the deleterious effects of oxygen, heat and actinic radiation.

Abstract: Thermoplastic molding materials containA) from 40 to 99.69% by weight of a polyoxymethylene homo- or copolymer,B) from 0.1 to 2% by weight of at least one stabilizer selected from the group consisting of benzotriazole derivatives or benzophenone derivatives or aromatic benzoate derivatives,C) from 0.1 to 2% by weight of at least one sterically hindered amino compound,D) from 0.005 to 2% by weight of a polyamide,E) from 0 to 2% by weight of an epoxy-containing compound,F) from 0 to 50% by weight of a toughened polymer andG) from 0 to 50% by weight of a fibrous or particulate filler or of a mixture thereof.

Abstract: The present invention provides an acetal resin composition comprising:(1) 100 parts by weight of an acetal resin; and(2) from 1 to 100 parts by weight of a multiphase interpolymer particle comprising at least an elastomeric phase and a rigid phase, the elastomeric phase obtained by copolymerizing:(A) from 5 to 60% by weight, based on the total weight of monomers for the elastomeric phase, of at least one compound selected from the group consisting of C.sub.1 to C.sub.6 -alkyl monoacrylate, C.sub.1 to C.sub.6 -alkyl monomethacrylate, C.sub.1 to C.sub.6 -hydroxyalkyl monoacrylate and C.sub.1 to C.sub.6 -hydroxyalkyl monomethacrylate; and(B) from 40 to 95% by weight, based on the total weight of monomers for the elastomeric phase, of at least one compound selected from the group consisting of C.sub.7 to C.sub.12 -alkyl monoacrylate and C.sub.7 to C.sub.12 -alkyl monomethacrylate.The acetal resin composition is excellent in both matte property and flexural modulus, and inhibits mold deposit in mold processing.

Abstract: A colorant mixture for use in printing inks contains a pigment of formula I ##STR1## a basic dye of the formula II ##STR2## where the substituents are as defined in the specification L-A. and exhibits higher color strength than that of the pigment of formula I alone.

Abstract: There are disclosed compositions comprising: A) an organic material which is susceptible to thermal, oxidative and/or light-induced degradation, and B) at least one compound of formula I and/or II, ##STR1## wherein R.sub.0 is hydrogen, C.sub.1 -C.sub.12 alkyl, C.sub.5 -C.sub.12 cycloalkyl, C.sub.2 -C.sub.12 alkenyl, phenyl-C.sub.1 -C.sub.4 alkyl, --CO--R.sub.5 or --CO--OR.sub.5, R.sub.1 is hydrogen, methyl, ethyl or R.sub.1 together with R.sub.2 are ##STR2## R.sub.2 is hydrogen, methyl, ethyl or R.sub.2 together with R.sub.1 are ##STR3## R.sub.3 is hydrogen, methyl, ethyl or R.sub.3 together with R.sub.4 are ##STR4## R.sub.4 is hydrogen, methyl, ethyl or R.sub.4 together with R.sub.3 are ##STR5## R.sub.5 is C.sub.1 -C.sub.18 alkyl, C.sub.5 -C.sub.12 cycloalkyl, phenyl-C.sub.1 -C.sub.4 alkyl or phenyl, R.sub.6 and R.sub.7 are each independently of the other hydrogen, C.sub.1 -C.sub.12 alkyl, C.sub.5 -C.sub.12 cycloalkyl, phenyl or phenyl-C.sub.1 -C.sub.4 alkyl, R.sub.8 is C.sub.1 -C.sub.

Abstract: A polymer scale preventive agent for use in polymerization of a monomer having an ethylenic double bond, comprising (A) a nitrogen-containing organic compound having at least five continuous conjugated .pi. bonds, (B) an anionic organic compound having at least one group selected from the group consisting of the sulfonic acid group and the carboxylic group and having at least five continuous conjugated .pi. bonds, and (C) a vinylpyrrolidone-based polymer. The agent is used for forming a coating on the inner wall, etc. of a polymerization vessel. Deposition of polymer scale can be effectively prevented not only in the liquid phase area but also in the vicinity of the interface between the gas and liquid phases. Products formed from polymer obtained have very few fish eyes.

Abstract: A heat and oxidation stabilized polymeric article, preferably fiber or film, is prepared by applying to the article a composition which comprises effective amounts of a nitrogen-containing antioxidant and a compatible carrier. When the composition is applied as a process finish, the carrier is a lubricant which is the reaction product of an alkylene oxide with a compound selected from the group consisting of a fatty acid having about 5 to 36 carbon atoms and an alcohol having about 5 to 36 carbon atoms, with the number of moles of alkylene oxide per mole of acid or alcohol ranging from 2 to 20. The stabilized article has utility in high performance applications.

Abstract: Thermoplastic polymer blends comprising a monovinylidene aromatic copolymer, an acetal polymer and an elastomeric material such as a thermoplastic polyurethane or an elastomeric copolyester have good processability and a beneficial combination of physical and chemical properties including thermal/dimensional stability, impact resistance, chemical resistance and creep resistance. Said polymer blends are suitable for use in the preparation of a variety of molded utilitarian articles having good appearance and paintability.

Abstract: The present invention relates to a protective coating composition for electrical or electronic circuits containing a curable polyvinyl acetal polymer and a non-ionic corrosion inhibitor such as an azole. The invention also relates to a method of protectively coating electrical or electronic circuits.

Abstract: ABS copolymers and similar styrene or .alpha.-methylstyrene copolymers with contain an elastomer phase are stabilized against light-induced degradation by a) incorporation of a copolymerizable sterically hindered amine in, and b) addition of a non-copolymerizable sterically hindered amine to, the copolymer. Preferred sterically hindered amines are polyalkylpiperidines.

Abstract: Flameproof plastic which contains urea cyanurate as flame retardant.

Abstract: Unsaturated polyester fiber reinforced molding compounds containing low profile additives achieve moldings with improved shrinkage control, improved surface appearance, less separation and lower coefficient of thermal expansion by the addition of lactams.

Abstract: A two step method of preparing fire retardant thermoplastic polymer granules from fire retarding agents and thermoplastic polymers in a stationary granulating cylinder containing mixing elements mounted to a central rotating shaft which fluidizes and throws contained materials toward the center of the cylinder, forcing axial and radial flows simultaneously on the materials thereby forming granules. In the first step, a fire retarding agent is mixed with a fluid thermoplastic polymer at a temperature exceeding the solidification point of the polymer until a homogeneous mixture is formed. In the second stage, the mixture is solidified by cooling while the granulating cylinder continues to operate until the fire retardant agent is bound together in homogeneous granular form by a matrix of solid thermoplastic polymer. Suitable fire retarding agents include alumina, phosphates, borates, melamine, melamine cyanurate, metal cyanurates, and halogenated phenols.

Abstract: This invention pertains to the polyurethane composition with hydrophilicity and hydrolysis resistance. The purpose of this invention is achieved by:1) A polyurethane molecule containing at least one acidic hydrophilic group in the molecule which is neutralized with piperidine derivatives and piperazinone derivatives, or2) A mixture containing polyurethane and compounds(s) having at least one acidic hydrophilic group which is neutralized with piperidine derivatives and piperazinone derivatives.The invention polyurethane compositions which have excellent hydrolysis resistance and rupture strength are useful for adhesives, paints, and bonding agents for magnetic recording media.

Abstract: A resin composition, being useful for coating on electric wire, comprises an aromatic polyester, a halogenated compound such as diol, diglycidyl and dicarboxylic acid and a di-heterocyclic compound.

Abstract: A method of preparing fire retardant concentrates wherein a base soluble cyanurate is dissolved in base and mixed with a fluid thermoplastic polymer. An amino-s-triazine is then reacted in-situ with the solubulized cyanurate to precipitate very fine insoluble cyanurate-amino-s-triazine adduct evenly distributed in the polymer. The mixture is cooled below its solidification point, binding the film particles of the insoluble adduct together by a matrix of solid thermoplastic polymer. The solidified matrix bound adduct is comminuted to form particulate thermoplastic fire retardant concentrate. The fluid thermplastic polymer may be a melt or an aqueous dispersion of a stable polymer such as nylon, polyolefin, polycarbonate, polyester, polystyrene, and polybutadiene. The particulate granules may contain concentrations as high as 65 to 95 percent of the adducts produced from soluble cyanurates such as sodium isocyanurate, and base solubulized isocyanuric acid and chlorocyanuric acid.

Abstract: The present invention is a composition for making a solid one-piece golf ball and the core of a two-piece or multi-layer golf ball with a butadiene base crosslinked by a methacrylic acid zinc salt. The resulting product is a golf ball with outstanding performance which possesses both resilience and durability and which can be reproduced accurately and economically. This type of golf ball is suitable for play by tournament caliber golfers.

Abstract: A process for increasing the relative viscosity of a polyamide includes heating the polyamide in the presence of a base and a catalyst with the catalyst being at least one compound of the formula:X--(CH.sub.2).sub.n PO.sub.3 R.sub.2wherein X is 2-pyridyl, 4-morpholino, 1-pyrrolidino, 1-piperidino or R'.sub.2 --N-- wherein R' is an alkyl group having between 1 and 12 carbon atoms;n is an integer from 2 to 5; andR, being the same or different, is H or an alkyl group having between 1 and 12 carbon atoms.

Abstract: This invention provides oligomer-free polyesters that consist essentially of repeating, interpolymerized units derived from isophthalic acid and/or terephthalic acid, and 9,9-bis-(4-hydroxyphenyl)-fluorene, a process for making such polyesters and articles comprising said polyesters such as electrical capacitors, optical films and fibers.

Abstract: A polymer such as polyester is modified with reaction with a modifier of a compound having the formula: ##STR1## in which X is halogen, Y.sub.1 and Y.sub.2 are a three- to eight-membered ring, Z is a divalent organic group and n is 1 or more.

Abstract: A resin composition comprises a polybutylene terephthalate, a halogenated bisimide having the formula (1) and a polytetrafluoroethylene resin and is improved in flame retardancy and at the same time moulding properties. It is useful for parts of electric instruments.

Abstract: Salts of ionic dyes with compounds which contain at least one ammonium, cycloammonium or immonium group and at least one aliphatic, cycloaliphatic or carbonyl radical-substituted aromatic group or containing a piperazine or piperidine group or a heteroaromatic group selected from those of the triazine, pyrimidine, quinazoline, quinoxaline, phthalazine or phthalimidine series or which contain at least two carboxylic acid groups, at least one amino groups and at least one carboxylic acid group or at least one sulfonic acid group and one aliphatic, cycloaliphatic, monocyclic aromatic or heteroaromatic group are useful for dyeing synthetic materials, particularly synthetic polyamides in the mass. The obtained dyeings have exceptionally good wet fastness.

Abstract: This invention relates to branched thermoplastic polycarbonates containing hydroxybenzotriazoles corresponding to the following general formula (I): ##STR1##

Abstract: The weather and UV-light resistance of polyacetal resin compositions is improved by incorporating into polyacetal resin a stabilizing package comprised of at least one stabilizing agent selected from benzotriazoles, benzophenones, aromatic benzoates, cyanoacrylates, oxalanilides, and hindered amines, and an acylate resin selected from homopolymers or copolymers of acrylic or methacrylic acid, and ester derivatives thereof.

Abstract: A halogen-containing polyester resin composition comprises a flame retardant aromatic polyester copolymer having a halogen content of 0.5 to 30 wt. %, obtained by poly-condensating(A) mainly aromatic dicarboxylic acids or ester-forming derivatives thereof;(B) mainly aliphatic glycols or ester-forming derivatives thereof; and(C) halogen-containing ester-forming compounds, and 0.1 to 10 wt. %, based, on the entire composition of a bisaziridine compound. The composition is useful to coat an electric wire therewith.

Abstract: A resin composition, being useful for coating on electric wire, comprises an aromatic polyester, a halogenated compound such as diol, diglycidyl and dicarboxylic acid and a di-heterocyclic compound.

Abstract: A method for stabilizing an unsaturated organosilicone is disclosed wherein a stabilizing amount of a hydroxylamine compound is added to the organosilicone to prevent thermal polymerization of the latter. The organosilicone may be an alkoxysilane or an organopolysiloxane having in its molecule a reactive organic group bearing at least one radical selected from acryloxy, methacryloxy, acrylamide, methacrylamide, styryl or vinylbenzyl radicals. The hydroxylamine compound may be added either to the organosilicone or during the preparation of the alkoxysilane from its respective reactants.

Abstract: An ammonium slat represented by the formula ##STR1## wherein X represents aliphatic group or alicyclic group, each of which may contain halogen, oxygen, nitrogen or sulfur in the group;n is an integer of 1 or more; and R and R' each independently represent hydrogen or an alkyl having 1 to 12 carbon atoms, and may conjointly form a ring;is useful as a modifier for rubber, particularly to improve dynamic properties of rubber. The process for producing the ammonium salt is also disclosed.

Abstract: Disclosed is an easily-dyeable resin composition used in a sublimation type heat-sensitive transfer process. The composition comprises 100 parts by weight of a mixture composed of 40 to 95% by weight of a polyester resin and 5 to 60% of a crosslinking agent curable with active energy rays, and 0.01 to 12 parts by weight of a surface active agent selected from silicon-containing surface active agents and fluorine-containing surface active agents.

Abstract: An aqueous printing ink or its semiaqueous or substantially nonaqueous concentrates exemplified as comprising a substantially homogeneous system of the components:(1) from about 4 to about 90 weight % of one or more polyester materials having an acid component of from about 75 to about 84 mole % isophthalic acid and conversely from about 25 to about 16 mole % 5-sodiosulfoisophthalic acid, and having a glycol component of from about 45 to about 60 mole % diethylene glycol and conversely from about 55 to about 40 mole % 1,4-cyclohexanedimethanol or ethylene glycol or mixtures thereof;(2) from none to about 70 weight % of pigment material;(3) from about 0.01 to about 90 weight % of water; and(4) one or more acetylacetonates of the formula M[CH--(COCH.sub.3).sub.2 ].sub.n wherein M is Al, Zr, Ni, Ca, V, or Fe, and n is the chemical valence of M, the weight ratio of polyester to total acetylacetonates being from about 10,000/1 to about 10/1.

Abstract: Good adhesion of rubber to metal is very important in rubber articles containing metal reinforcement. For example, in a steel belted tire good adhesion between the tire rubber and the metal tire cord is of utmost importance. Good metal to rubber adhesion is also of great importance in a variety of other rubber products, including power transmission belts, conveyor belts, and rubber hoses containing metal reinforcements. This invention reveals the use of certain adhesion promoters that are useful in rubber products containing metal reinforcements. More specifically, this invention discloses the use of allyl phosphite esters, allyl phosphate esters, 5-nitro isatoic anhydride, iminodiacetic acids, N-substituted iminodiacetic acids, salts of N-substituted iminodiacetic acids, and salts of iminodiacetic acids as adhesion promoters in composites containing rubber and metal.

Abstract: Electrically conductive or antistatic polymers containing charge transfer complexes corresponding to general formula ID A.sub.n (I)wherein D represents an electron donor; A represents an electron acceptor; and n represents an integer of from 1 to 5; wherein the charge transfer complexes are in the form of fibre- or needle-like crystals having a diameter-to-length ratio of from 1:20 to 1:500, preferably from 1:20 to 1:200, and a process for the production of these polymers wherein a solution of the donor or a donor salt in a suitable solvent and a solution of the acceptor or an acceptor salt are successively added in this order or in the reverse order to a monomer, a soluble polymer preliminary stage or a polymer solution and the solid charge transfer complexes thus produced in the polymer or its preliminary stage.

Abstract: A method of mechanically frothing and casting an aqueous ionic polyurethane dispersion to yield a mechanically frothed polyurethane foam. The method comprises admixing an aqueous ionic polyurethane dispersion with a stearate stabilizer and an optional aziridine crosslinking agent, and frothing the low viscosity admixture. The polyurethane dispersion contains particles having an average size of less than one micron, and contains between 35 and 70 percent by weight dispersed polyurethane solids. Preferably, each polyurethane particle in the aqueous dispersion is crosslinked. Before frothing, the low viscosity admixture contains between 33 and 87 percent by weight of the polyurethane dispersion, up to 33 percent by weight of an azirdine composition and between 13 and 50 percent by weight of a 33 percent aqueous dispersion of a stearate salt and has, as a result, a viscosity in the range of 100 to 200 centipoise. After frothing, the frothed admixture is knife-coated and cured into a flexible foam sheet.

Abstract: The formaldehyde emission in the thermoplastic processing of antioxidant containing oxymethylene copolymer molding compositions is reduced considerably if these molding compositions additionally contain on the surface or homogeneously mixed in a specifically defined formaldehyde binding material which contains in the molecule at least two 4,6-diamino-1,3,5-triazin-2-yl groups. In this way there are avoided deposits on the die and odor annoyance.

Abstract: This invention relates to flame resistant moulding compounds produced from mixtures of styrene polymers halogenated organic compounds, special polyphosphonic acid amides and optionally conventional additives.

Abstract: Oligomeric amides having the general structure ##STR1## are useful as stabilizers for polymers and are prepared in a one-step synthesis by reacting a suitable amine with an appropriate ketone and chloroform.

Abstract: Improvement of a process for spin-dyeing acid-modified polymers or copolymers of acrylonitrile in which cationic quaternary dyestuffs are added to the spinning mass and spun according to the wet-spinning procedure. The improvement is characterized by using dyestuffs characterized by a migration factor M of 20 or less than 20, by a combination index K of less than 2.5 and a cation weight of more than 310. Migration factor M and combination index K are known values in the dyestuff field or can be determined. The dyestuff to be used according to the invention can belong to the most different classes of dyestuffs; they fix rapidly on the polymer, and thus they do not color, or color only to a minor extent, the coagulation, stretching and washing baths although they are soluble in water and aqueous solutions of these baths.

Abstract: Novel .alpha.-aminoacetamides are powerful stabilizers for organic materials subject to oxygen and heat degradation, and particularly for synthetic natural rubber, synthetic ester lubricants and synthetic resinous materials. A wide range of substituents on the amine and amide N atoms, at least one of which substituents is an alkylene imine (cyclic), and an even wider range of substituents on the saturated carbon atom, yields an array of stabilizers having a wide range of compatibility in compositions comprising various synthetic resinous compounds to be stabilized.Novel syntheses are provided utilizing at least one amine nucleophilic agent, a trichloromethide ion generating agent, and an alkoxide ion generating agent, which together in the presence of aqueous alkali and an onium salt, yield novel .alpha.-aminoacetamides in which a wide choice of substituents may be introduced. The nucleophilic agent may be a primary or secondary amine, or one of each. The trichloromethide ion generating agent is a haloform.

Abstract: A rubber composition containing carbon black as a reinforcing filler and a quaternary ammonium salt as a coupling agent and a method of making it are disclosed.

Abstract: The weather and UV-light resistance of polyacetal resin compositions is improved by incorporating into polyacetal resin a stabilizing package comprised of at least one stabilizing agent selected from benzotriazoles, benzophenones, aromatic benzoates, cyanoacrylates, oxalanilides, and hindered amines, and an acylate resin selected from homopolymers or copolymers of acrylic or methacrylic acid, and ester derivatives thereof.