Abstract: A coating composition containing an emulsion polymer prepared with up to about 20% by weight, based on total polymerizable monomers, of addition polymerizable esters of the glycidyl esters of tertiary acids having 9 or more carbon atoms, preferably up to 18 carbon atoms, and particularly having 9 to 11 carbon atoms has improved application properties and produces coatings with better appearance and less water sensitivity. The emulsion polymerization process of the invention produces less coagulum without having to increase the amount of surfactant.

Abstract: A transparent, flame retardant polycarbonate composition consisting essentially of an aromatic polycarbonate resin and a flame-retarding amount of a guanidine salt or derivatives thereof, wherein the amount of guanidine salt or derivatives thereof is about 1 wt. % or less.

Abstract: Pneumatic rubber tire with an outer, circumferential tread comprised of a cis 1,4-polybutadiene-rich and silica-rich rubber composition which contains specified elastomers with spatially defined glass transition temperatures, in conjunction with silica and specified carbon black reinforcement.

Abstract: A closure sealant composition is suitable for sealing a lid to a container. The closure sealant composition comprises (a) a resin constituent selected from the group consisting of a polymeric resin and a blend of polymeric resins; and (b) at least one additive constituent selected from the group consisting of behenamide, a cyclodextrine and a plurality of cyclodextrines. The closure sealant composition preferably comprises 0.5 wt % to 5 wt % behenamide. The closure sealant composition can also comprise glycerol monostearate. The resin can comprise polyolefin, such as metallocene or ethylene vinyl acetate, as well as rubber.

Abstract: The present invention provides to an organo-bridged ladderlike polysiloxane having the following formula: and a tube-like organosilicon polymer, complexes thereof and the method for producing the same.

Abstract: Certain essentially phenol antioxidant-free stabilizer systems that comprise either a binary hindered amine/hydroxylamine or nitrone or amine oxide or benzofuranone system or a ternary hindered amine/hydroxylamine or nitrone or amine oxide or benzofuranone/organic phosphite or phosphonite system are especially effective towards protecting polyolefins against the deleterious effects of gamma irradiation. Polyolefin articles such as medical packaging, hospital garments, draperies, woven and non-woven fiber products, surgery utensils, blow-molded I.V. bottles, hypodermic syringes, needle shields, laboratory ware such as trays, funnels, Petri dishes and filters, and hygiene related articles may be sterilized with gamma irradiation and are stabilized according to the present invention.

Abstract: An organohybrid-based damping material for controlling unwanted vibration and noise, an organic damping improver exhibiting piezoelectric, dielectric and electroconductive effects, and their producing methods, are provided. The damping material comprises a polymer matrix having a polar side chain and a damping improver composed of a compound containing basic nitrogen and a phenol-based compound. The damping material shows an excellent damping properties, alleviates the functional deterioration, and is applicable to different application temperature regions and wide areas.

Abstract: The invention concerns a rubber composition vulcanizable in sulphur characterized in that it comprises: a) at least one polymer selected from the group consisting of diene polymers, olefin/diene monomer copolymers and halogenated iso-olefin/para-alkylstyrene copolymers; b) silica as filler; c) at least a sulphured silane enabling the bond between the silica and the polymer; d) at least a substituted guanidine; and in that it has at least one of the following characteristics: it comprises at a diene polymer containing at least a terminal amino group of an aliphatic or cycloaliphatic amine which is itself bound at the chain end, the polymer being thus devoid of alkoxysilane group and silanol group; the composition comprises at least a free aliphatic or cycloaliphatic amine. The invention also concerns a tire and tire tread comprising such a composition.

Abstract: The invention relates to the high temperature mixing of elastomeric material in the presence of a quinone diimine antidegradant and carbon black, prior to vulcanization. By mixing the antidegradant quinone diimine with the elastomer prior to vulcanization, enhanced handling and processing qualities are realized in the vulcanized rubber.

Abstract: Cationically stabilized aqueous styrene/(meth)acrylate copolymer emulsions whose dispersed copolymer has a static glass transition temperature of from 40 to 110.degree. C. and which contain, as a dispersant, a mixture of at least one organic monoamine of .gtoreq.8 carbon atoms and an acid addition salt thereof are used as binders for moldings based on finely divided materials having a negative surface charge.

Abstract: The present invention relates to a pressure-sensitive adhesive composition containing a non-halogen, non-intumescent flame-retardant system comprising at least one flame-retardant agent with the provisos that the flame-retardant system does not comprise Sb.sub.2 O.sub.3 or does not consist only of alumina trihydrate.

Abstract: The present invention relates to a coating composition and a pigment dispersant comprising aldimine having the formula ##STR1## wherein R.sub.1 is alkyl, aryl, cycloaliphatic or substituted alkyl, aryl, cycloaliphatic or heterocyclic group, and R.sub.2 is monomeric or polymeric aliphatic, aromatic, arylaliphatic or cycloaliphatic group which may contain O, N, S, or Si.The coating composition further comprises:b) an isocyanate compound having ubetdione functionality,c) at least one moisture absorbing compound, andd) acid catalyst,wherein the coating composition demonstrates increased pot life and decreased dry time.

Abstract: A process is provided for preparing a dispersion of a polyamide in water, said process comprising:dissolving a polyamide having an amine value of greater than about 2 in an organic solvent to form a solution of said polyamide in said solvent, said polyamide and said solvent being at a temperature below the softening point of said polyamide during said dissolving, said solution further comprising a surfactant and an inorganic alkaline material,adding sufficient water containing an acid to said solution with mixing to form an oil-in-water dispersion, the temperature of said solution and said water being below the softening point of said polyamide during said adding, the amount of said acid being sufficient to neutralize a portion of said inorganic alkaline material, but insufficient to coagulate said polyamide from the resulting oil-in-water dispersion, andremoving at least a major amount of said organic solvent from said oil-in-water dispersion.

Abstract: An aryletherketone copolymer having repeating units of the formula: ##STR1## wherein the ratio m:n is in the range of 1:99 to 99:1; wherein Ar is selected from the group consisting of: ##STR2## and wherein Ar' is selected from the group consisting of ##STR3## wherein Q is --O--, --CH.sub.2 -- or --CO--, is useful in the dispersion of active NLO chromophores containing a basic functionality to form optically clear films.

Abstract: A differential physical chemical cleaning system including a plurality of charged cleaning devices for engaging a surface to be cleaned and a fluid delivery system for delivering precipitating agents to the surface to be cleaned and the plurality of cleaning devices.

Abstract: A process is provided for preparing a dispersion of a polyamide in water, said process comprising:forming a solution of a polyamide having an acid value of greater than about 2 in an organic solvent to form a solution of said polyamide in said solvent, said polyamide and said solvent being at a temperature below the softening point of said polyamide during said dissolving, said solution further comprising a surfactant, wherein at least a portion of the acid value of said polyamide is neutralized,adding sufficient water to said solution with mixing to form an oil-in-water dispersion, the temperature of said solution and said water being below the softening point of said polyamide during said adding, andremoving at least a major amount of said organic solvent from said oil-in-water dispersion. The resulting dispersion is useful in preparing a coating of the polyamide, which coating is useful as an adhesive.

Abstract: The invention provides a lithographic printable plastic film. A plastic film is coated with a coating formulation which allows lithographic printing on plastic films. The coating composition comprises an acrylic binder, specifically a blend of acrylic polymer and ethylene-acrylic acid copolymer, at least one particulate filler, specifically silica, calcium carbonate, clay, talc, titanium dioxide and mixtures thereof, a surfactant and, optionally, an ultraviolet stabilizer. The coating composition is applied to a plastic film for lithographic printing.

Abstract: Storage-stable, alkoxy-crosslinking RTV1 systems that contain carbodiimides as stabilizers.

Abstract: A coating composition based on amines, aldimines and isocyanates which forms a polyurea coating or film. These coating compositions are especially useful in the automotive refinish industry due to the cure rate at ambient conditions. The coatings of these compositions can be useful for obtaining low VOC (Volatile Organic Content) levels.

Abstract: The present invention provides a bouncing putty with low density and other desirable properties. The density is preferably between 0.33 and 0.95 g/cc, preferably between about 0.5 and 0.75 g/cc and particularly preferably about 0.6 g/cc. Borosilicone rubber base is mixed with density-reducing filler, preferably in the form of thermoplastic microspheres. Addition of a thinning agent reduces stiffness and addition of a lubricating oil improves the handling characteristics. A moisture scavenger can be added to maintain the characteristics of the bouncing putty even if some moisture is absorbed during use. A polarity modifier such as glycerine can be added to soften the putty. If desired, a colorant can be added as well.

Abstract: A thermoplastic molding material consists of from 5 to 95% by weight of a polyaryl ether A, from 5 to 95% by weight of a partly aromatic copolyamide B and, if required, not more than 40% by weight of a fibrous or particulate filler C or a mixture thereof, the percentages being based on the sum of A to C.

Abstract: A fluoropolymer composition for coating, which comprises a polymer having a fluorine-containing cycloaliphatic structure and at least one coupling group in its molecule and a solvent for dissolving said polymer.

Abstract: A method is provided for making curable silicon containing acrylate silicone hardcoat compositions which employ an anaerobic gelation inhibitor such as galvinoxyl. Devolatilizing of an aqueous/organic solvent mixture from the silicon containing acrylate hardcoat formulation is conducted in an inert atmosphere. Acrylate hardcoat compositions imparting improved weathering resistance to thermoplastic substrates also are provided.

Abstract: Stable aqueous microdispersions of finely divided polyamide resin particles and methods for the manufacture thereof are provided. The properties of these microdispersions are achieved by the addition thereto of an effective amount of a co-surfactant such as a lower alkyl alcohol. The provided microdispersions can be drawn into films which will form clear, continuous films at ambient or near-ambient temperatures regardless of the softening point of the polyamide resin. Dispersions according to this invention find use in hot melt adhesives, coatings, inks, and the like.

Abstract: Charge-transfer complexes of formula I(A.sup..crclbar.).sub.n B.sup.n.sym. (I)whereina) n is 1 or 2,b) A is the radical anion of a compound of formula II or of a mixture of compounds of formula II ##STR1## wherein the substituents R are the same and are H or C.sub.1 -C.sub.4 alkyl, or adjacent substituents R together form --(CH.sub.2).sub.3 -- or --(CH.sub.2).sub.4 --;R.sub.1 is H or C.sub.1 -C.sub.4 alkyl;X.sub.1 is .dbd.N--CN;and X.sub.2, X.sub.3 and X.sub.4 are .dbd.O or .dbd.N--CN, andc) when n=1, B is the monovalent radical cation and when n=2, B is the divalent radical cation of an N-aromatic compound having a total of from 1 to 5 aromatic rings that are unsubstituted or substituted by halogen, C.sub.1 -C.sub.4 alkyl or by C.sub.1 -C.sub.4 alkoxy, at least one ring containing at least one group --NR.sub.2 -- or [.dbd.N.sup.+ R.sub.2 --] I.sup.- wherein R.sub.2 is C.sub.1 -C.sub.4 alkyl or benzyl.

Abstract: An engineering polyacetal resin composition comprising 0.05-20 parts by weight of a dispersant (B) and 5-40 parts by weight of a filler (C), and 100 parts by weight of a resin ingredient (A) which comprises 90-50% by weight of a polyacetal resin (a) and 10-50% by weight of a polyamide resin (b) having a melting point of up to 230.degree. C., a maximum particle diameter of 0.03-10 .mu.m and a maximum aspect ratio of up to 2, and is dispersed in a matrix of said polyacetal resin (a).

Abstract: The present invention relates generally to recycled plastics which exhibit noxious odors. More specifically, the present invention is directed to a method of reducing unwanted odors in such recycled plastics by incorporating a polyalkylene imine ("PAI"), more preferably polyethylene imine ("PEI").

Abstract: A polyolefin resin (A) containing carbon black is blended with the following components:(B) a phenolic compound represented by the following formula (I): ##STR1## wherein R.sup.1 is alkyl of 1 to 4 carbon atoms; (C) an organic sulfur compound selected from the compounds represented by the following formulas (II-1) and (II-2):(R.sup.2 --OCOCH.sub.2 CH.sub.2).sub.2 S (II-1)(R.sup.2 --SCH.sub.2 CHCOOCH.sub.2).sub.4 C (II-2)wherein R.sup.2 is alkyl of 4 to 20 carbon atoms;(D) a piperidine compound having at least one 2,2,6,6-tetramethylpiperidine ring in a molecule; and(E) an epoxy compound of bisphenol A type glycidyl ether. The composition thus blended exhibits excellent stability against thermal oxidation.

Abstract: A security composition for use with an ink composition including diphenyl guanidine and acrylic resin. The ink composition may further include a glycol ether and a plasticizer and can be printed on paper, for example in the word "VOID". If bleach is used to attempt to alter the document, the initially colorless ink will form a colored image in the shapes or letters printed on the paper. The ink composition is resistant to leaching upon contact with, for example, water.

Abstract: A polyolefin composition is disclosed comprising polyolefin with a synergistic antioxidant composition of a phenolic oxidation inhibitor and synergist capable of reacting with the phenoxyl radicals to form a phenolic group and regenerate the phenolic oxidation inhibitor. In a preferred embodiment of the invention, the synergist also acts as a metal-complexing agent capable of complexing with trace transition-metal-ions contaminants in the polyolefin.

Abstract: The present invention provides resin compositions containing thermoplastic resins. Thermoplastic resins employable for the compositions are polyolefin resins, polyester resins, polystyrene resins, polyamide resins and polyphenylene ether resins. The present invention can be particularly effected by using polyamide, particularly, specific aromatic polyamides.In the present invention, the resin compositions can be improved in various chemical and physical properties such as flame-retardance, moldability, color tone, heat stability, mechanical strength by the use of other resin component and stabilizers such as halogenated organic compounds, modified polyolefins, antimony compounds, phosphorus-containing compounds, amine- or phosphorus-type stabilizers.

Abstract: This invention relates to polyarylene sulphides (PAS) containing certain nitro compounds with reduced flash formation.

Abstract: Coating Compositions are disclosed which may be ambient cured and are especially useful in refinish paint compositions. The Coating Compositions comprise at least one hydroxy functional resin, at least one isocyanate functional resin and a aldimine or ketimine.

Abstract: This invention relates to new highly fluid polyarylene sulphide-(PAS)-moulding compounds, preferably polyphenylene sulphide-(PPS)-moulding compounds containing low molecular weight, liquid crystalline ester(amide)s.

Abstract: The permeability of high-permeability zones in a oil reservoir can be reduced by using a gellable aqueous composition with delayed gelation.The composition comprises:a) water;b) a high-molecular weight natural or synthetic water-soluble polymer cross-linkable by means of Cr.sup.3+ ions;c) a water-soluble inorganic Cr.sup.

Abstract: The invention relates to free-flowing polyamide molding compounds which are characterized by a content of new liquid-crystalline compounds corresponding to general formulae (I) and/or (II) and to the new liquid-crystalline compounds corresponding to general formulae (I) and/or (II).

Abstract: The invention relates to a curable resin composition comprising (a) grafted primary amino group-containing polymer and (b) a dialkyl oxalate which excels in workability and reactivity and features prominence in resistance to chemicals, weatherability, versatility, etc.

Abstract: An inorganic filler-containing polyolefin composition which comprises100 parts by weight of a polyolefin,1-100 parts by weight of an inorganic filler.0.01-1.0 part by weight of a phenolic antioxidant represented by the general formula (I) shown below, andat least one compound selected from the group consisting of the compounds represented by the general formulas (II) to (IV) shown below, and optionally 0.01-1.0 part by weight of a sulfur antioxidant and/or 0.01-2.0 parts by weight of a light stabilizer. ##STR1## wherein R.sub.1 represents an alkyl group of 1-3 carbon atoms,R.sub.2 --CO--NH--(CH.sub.2).sub.n --HN--CO--R.sub.2 (II)wherein R.sub.2 represents an alkyl group or an alkenyl group of 5-21 carbon atoms, and n is an integer of 1 to 6.R.sub.3 --CONH.sub.2 (III)wherein R.sub.3 represents an alkyl group or an alkenyl group of 5-21 carbon atoms. ##STR2## wherein R.sub.

Abstract: A method for bonding two objects by means of the following two adhesives:(A) a moisture-inducible room temperature anion polymerization curing adhesive composed essentially of at least one anion polymerizable compound selected from the group consisting of an .alpha.-cyanoacrylate compound of the formula: ##STR1## wherein R is an alkyl group having from 1 to 16 carbon atoms, an alkoxyalkyl group having 2 to 16 carbon atoms, a haloalkyl group having from 1 to 16 carbon atoms, a cyanoalkyl group having from 2 to 16 carbon atoms, an aralkyl group having from 6 to 12 atoms, an acyloxyalkyl group having from 2 to 16 carbon atoms, a cycloalkyl group having from 3 to 16 carbon atoms, an alkenyl group having from 2 to 16 carbon atoms or an aryl group having from 6 to 12 carbon atoms, and a 1,1-disubstituted diene compound of the formula: ##STR2## wherein each of R.sup.1 and R.sup.

Abstract: Long chain N-alkyl-alpha-alkyl nitrones represent particularly valuable process stabilizers for polyolefin compositions. The nitrone derived from the long chain alkyl mixture present in di(hydrogenated tallow)amine is especially useful for this purpose.

Abstract: An additive composition for enhancing curing and color clarity properties of polyester resins. The additive comprises from about 50 to 75 parts by weight of a mercaptan, and from about 50 to about 25 parts by weight of a quaternary ammonium salt. From about 0.5 to about 25 parts by weight of a polymerization initiator can be incorporated into the additive when the polyester resin is utilized as a gel coat. Resinous compositions formulated with the additive consist essentially of from about 50 to about 99.5 parts by weight of a polyester resin, from about 0.5 to about 35 parts by weight of the mercaptan, from about 0.1 to about 15 parts by weight of the quaternary ammonium salt, and a minor effective amount of an oxidizing agent for the polyester resin.

Abstract: This invention relates to a chlorine-containing resin molding characterized by its stabilization by aminocarboxylic acid and from which molding substantially no metallic ion is detected, and to material for use with the chlorine-containing resin molding consisting of 100 parts by weight of chlorine-containing resin and 0.5-5.0 parts by weight of aminocarbolyxic acid. According to the molding and the material for use therewith, there is no possibility of metallic ion dissolving from the molding in which a metallic stabilizer is conventionally used, with the result that the molding finds wide application in the industrial field related with electric parts including a semiconductor as a main item, medical treatment, chemicals and pharmaceuticals, and food stuffs, all subject to adverse effects by dissolution of metallic ion. Consideration for application of a nonmetallic agent is also given to the use of a coloring agent and a lubricant with respect to the molding and the material for use therewith.

Abstract: Thermoplastic polymers are stabilized by mixing therewith, under polymer processing conditions such that nitroxyl radicals are formed, a nitrogen stabilizers therefor, which is (a) a C-nitroso-containing compound (b) an N-nitroso-containing compound, or (c) a nitrone-containing compound.

Abstract: A rubber composition for use in tire having good reinforcing properties and fatigue properties and an improved heat build-up is disclosed, which comprises 30 to 60 parts by weight, based on 100 parts by weight of rubber, of a carbon black having a nitrogen adsorption value (N.sub.2 SA) of 35 to 105 m.sup.2 /g, a DBP absorption value of 140 to 200 ml/100 g, a 24M4DBP absorption value of 60 to 120 ml/100 g and a .DELTA.DBP of 50 to 110 ml/100 g defined by .DELTA.DBP=DBP absorption value-24M4DBP absorption value.

Abstract: An improved melt processable blend is provided comprised of a polymer selected from the group consisting of a polyolefin and a polyester and a low molecular weight liquid crystalline compound which is capable of forming an anisotropic melt phase at the melt processing temperature of the blend.

Abstract: Textiles are rendered water and oil resistant by contacting them with a composition containing water-insoluble fluoroaliphatic radical- and aliphatic chlorine-containing ester, water-insoluble fluoroaliphatic radical-containing polymer, and water-insoluble fluoroaliphatic radical-containing carbonylimino or imine compound.

Abstract: Polymer thickeners having a viscosity of at least 10 K, employed in acid media are stabilized with Redox indicators having from 6 to 30 carbon atoms, such as, for example, methylene blue, phenosafranine, pyronine Y, tartrazine, amaranth, methyl orange, an alkali metal salt of diphenylamine sulfonate and malachite green oxalate, which stabilizers are combined with the polymer in a concentration of between about 0.005 to about 1 weight %.

Abstract: Stabilizer compositions and polyvinyl halide resin compositions containing 1,3-dicarbonyl compounds having the formula: ##STR1## as well as metal and organotin enolate salts thereof, effective in enhancing the resistance to deterioration by heat and light of polyvinyl halide resins.

Abstract: A rubber composition having a good reinforcing property and a remarkably improved resistance against heat build-up is disclosed, which comprises 100 parts by weight of at least one of natural rubber and synthetic rubber and 20-200 parts by weight of furnace carbon black having a specific surface area of 85-95 m.sup.2 /g, a dibutyl phthalate absorption value of 100-110 ml/100 g and a tinting strength of 95-105.

Abstract: Disclosed is a self-extinguishing polystyrenic composition comprising a polystyrenic resin, a fire-retardant amount of a halogenated organic fire-retardant agent and a nitrogen-containing organic compound selected from the group consisting of amines, amides and ammonium compounds containing from 20 to 40 carbon atoms and their mixtures, said nitrogen-containing compound being used in an amount varying between 0.5 and 50% based on the weight of fire-retardant agent.