Abstract: A compounded polyvinyl chloride and a method for its preparation which comprises polyvinyl chloride, selected plasticizer, silica pigment, selected heat stabilizer, selected chelator, selected surfactant and selected slip-antiblock agent. The compounded polyvinyl chloride uniquely has, as a film, anti-moisture fogging and oxygen transmissive properties suitable for packaging meat, yet can be used in high speed packaging machines.

Abstract: An amide particularly suitable as a light stabilizer and also for copolymerizing with other monomers, wherein said amide has the following structure: ##STR1## where R.sub.1 is an aryl radical having the structure: ##STR2## WHERE A AND A' ARE SELECTED FROM HYDROGEN, HYDROXYL AND MEDIUM ALKYL HYDROCARBON RADICALS; B AND B' ARE SELECTED FROM HYDROGEN AND MEDIUM TO LOWER ALKYL HYDROCARBON RADICALS, AND C IS SELECTED FROM MEDIUM TO LOWER ALKYL HYDROCARBON RADICALS, ARYL KETONE RADICALS, 2'-HYDROXY ARYL KETONE RADICALS AND 4'-OCTYL ARYL KETONE RADICALS; R.sub.4 is selected from the aryl radicals of R.sub.1 and from aliphatic hydrocarbon radicals having from 1 to 8 carbon atoms; R.sub.2 is selected from hydrogen, methyl, ethyl, phenyl and --CH.sub.2 X radicals, where X is selected from chlorine, bromine or fluorine radicals; R.sub.3 is selected from medium and lower alkyl, cycloalkyl and aryl radicals; and where R.sub.5 is selected from hydrogen, methyl and chlorine radicals.

Abstract: A composition which comprises a mixture of (a) an unvulcanized elastomeric block copolymer having the general configuration A -- B -- A, where A is a non-elastomeric styrene polymer block and B is an elastomeric diene polymer block of 1,3-butadiene and (b) a tackifying resin containing carbon-to-carbon unsaturation, characterized by having a softening point of about 60.degree. C. to about 110.degree. C. and comprising about 30 to about 55 weight percent units derived from piperylene, about 20 to about 45 weight percent units derived from 2-methyl-2-butene, about 15 to about 30 weight percent units derived from dicyclopentadiene and about 20 to about 35 weight percent units derived from .alpha.-methyl styrene. The composition has particular utility as a pressure-sensitive adhesive.

Abstract: A tackifier composition comprised of a tackifying resin and a selected oily polymer distillation cut as well as an admixture thereof with selected rubbery polymers to achieve an adhesive composition. Said tackifier composition is comprised of both a tackifying resin derived from the polymerization of a mixture of at least one olefin and at least one diolefin as well as an oily polymer distillation cut at a temperature in the range of about 190.degree. C to about 250.degree. C of the product of polymerizing a monomer mixture comprised primarily of piperylene and selected monoolefins with the optional addition of dicyclopentadiene and .alpha.-methyl styrene.

Abstract: Cured polyurethane composition characterized by resistance to hydrolysis degradation prepared by reacting a polyurethane reaction mixture containing sufficient diamine curative in the presence of an excess of an epoxy resin.

Abstract: An adhesive composite which comprises an admixture of at least one of natural rubber and synthetic rubbers with a tackifying resin containing carbon-to-carbon unsaturation therein prepared by reacting in the presence of an aliphatic solvent and a catalyst selected from aluminum chloride and ethyl aluminum dichloride a monomer mixture comprised of about 60 to about 75 weight percent of a selected diolefin/olefin mixture and correspondingly about 40 to about 25 weight percent .alpha.-methyl styrene. Said adhesive composite has particular utility for use as a pressure sensitive adhesive.

Abstract: Alpha-methyl-p-bromo-styrene prepared by the manipulative steps of brominating poly(.alpha.-methyl-styrene) and subsequently depolymerizing the brominated polymer. The alpha-methyl-p-bromo-styrene has particular utility as a co-monomer for preparing copolymers exhibiting a flame retardancy.

Abstract: A polyurethane composition, resistant to sulfuric acid, prepared by reacting 2,2'-diaminodisulfide with an isocyanate-terminated prepolymer, itself prepared by reacting, in the presence of a 2,6-dialkylated para cresol, at least one polymeric polyol with a diphenyl methane diisocyanate.

Abstract: A soap solution suitable for use in an aqueous emulsion free radical polymerization system, comprising a resinous material characterized by having a softening point in the range of about 45.degree. C to about 100.degree. C having a basic resin backbone of piperylene and methyl branched monoolefins modified with maleic anhydride and subsequent neutralization with aqueous sodium hydroxide or potassium hydroxide to provide a final pH of about 8 to about 11.

Abstract: A method of building rubber articles, such as a pneumatic tire, and the resulting rubber article itself. The method particularly involves the preparation of a composite of a tacky, shaped, unvulcanized rubber stock having a selected, protective film overlay loosely adhered thereto. Such composites can particularly be comprised of tread and sidewall stocks to be adhered to an unvulcanized, rubberized, fabric-reinforced carcass for the purpose of building a tire which is subsequently shaped and cured. Optionally, at least a portion of the protective film overlay can be removed from the unvulcanized, shaped rubber stock prior to building the desired rubber article.

Abstract: A modified rubbery terpolymer, and blends thereof, which comprises the admixture product of a rubbery terpolymer of ethylene, .alpha.-olefin and non-conjugated diene with at least one compound selected from specific types of N-chlorothiocarboxylic acid amides and imides. The sulfur-cured composites are particularly useful in the sidewall portions of pneumatic tires.

Abstract: There is disclosed a method for isomerizing cyclic olefinic hydrocarbons to bicyclic olefins by contacting the cyclic olefins with a catalyst comprised of at least (1) a nickel compound selected from the class consisting of nickel salts of carboxylic acids and organonickel complexes and (2) at least one co-catalyst consisting of organoaluminum compounds or aluminum trihalides at atmospheric pressure and ambient temperatures.

Abstract: An aqueous emulsion latex-derived rubbery copolymer prepared by free radical polymerizing 100 parts by weight of a mixture comprising about 60 to about 95 weight percent of a diene selected from 1,3-butadiene and isoprene and, correspondingly, about 40 to about 5 weight percent of a comonomer selected from styrene and acrylonitrile, in the presence of about 2 to about 6 weight percent of a soap which comprises about 50 to about 100 weight percent of the sodium or potassium salt of an anhydride modified resin backbone characterized by having a softening point in the range of about 45.degree. to about 100.degree. C having a basic resin backbone of piperylene and methyl branched monoolefins.

Abstract: Synthetic resin composition and mixtures thereof in rubber-based compositions and paint-type resin compositions. Said synthetic resin composition is prepared by polymerizing monomer mixture of (A) selected methyl branched .alpha.-olefin having its tertiary carbon atom removed from the carbon-to-carbon double bond and (B) at least one aromatic monomer selected from styrene and .alpha.-methyl styrene.

Abstract: Age resistant resin which comprises a composition selected from (A) a composition having a softening point in the range of 0.degree. C to about 140.degree. C comprising units derived from selected aliphatic diolefins and aliphatic monoolefins, which can be modified with units derived from dicyclopentadiene, and certain vinyl aromatic compounds, and selected phenol or amine type compounds and (B) a composition having a softening point in the range of about 60.degree. C to about 110.degree. C comprising units derived from monoolefins and vinyl aromatic compounds, which can be modified with aliphatic diolefins, and selected phenol and amine type compounds. Such age resistant resins have particular utility when admixed with various rubbery materials and thermoplastics to create pressure sensitive adhesives and hot melt adhesives.

Abstract: A resinous composition derived by reacting (A) an amine selected from primary amines and primary diamines with (B) a maleic anhydride-modified piperylene/methyl branched monoolefin backboned resin. Such compositions can be modified by co-reacting with an amino acid or lactam thereof. Said composition can be useful as a tackifier for rubber and thermoplastic products.

Abstract: The invention relates to a pneumatic tire sidewall and to compositions useful therefor. Such elastomeric composition are comprised of a blend of (A) ethylene/propylene/diene terpolymer, (B) rubbery .alpha.-olefin interpolymer, (C) high unsaturation rubber comprised of about 30 to about 80 weight percent natural rubber and (D) especially experimentally selected and manipulated compound additives selected from triallyl cyanurate, various maleimides and various anhydrides. The particular elastomeric composition are evaluated to enhance the adhesion of the sidewall to the tire carcass stock.

Abstract: The invention relates to pneumatic tire sidewalls and to compositions useful therefor. Such sidewall composition particularly comprise a manipulated blend of (A) ethylene/propylene/diene terpolymer, (B) a rubbery .alpha.-olefin interpolymer and (C) a high unsaturation rubber comprised of about 30 to about 80 weight percent natural rubber. The sidewall composition particularly enhances the adhesion of the sidewall to the tire carcass stock.

Abstract: This invention relates to novel one-component, multi-monomer, pressure sensitive adhesives which exhibit good cohesion and adhesion. Tackiness and shear can be varied by a choice of monomers.

Abstract: This invention relates to an improved method of preparing substituted thiuram monosulphides useful as rubber curing agents, etc.