Abstract: Novel solid, crystalline complexes of triethylene diamine and a polyphenol compound such as Bisphenol-A and the use of these complexes in the curing of polyepoxides and polyisocyanates are described.

Abstract: A process for the improvement in the utilization of carbon monoxide and for the utilization of propylene having varying grades of purity in the carbonylation of propylene with carbon monoxide and hydrogen fluoride to form isobutyryl fluoride in a carbonylation reactor whereby the effluent from the reactor is (a) passed into a first phase separator where the effluent is separated into an overhead gaseous stream and a bottom liquid stream which contains unreacted carbon monoxide, (b) the bottom liquid stream from (a) is passed into a second reactor where it is contacted with a gaseous stream which contains propylene and allowing essentially all of the propylene to react, (c) the effluent from the second reactor is passed to a second phase separator where overhead gases are separated from liquid bottoms, (d) the liquid bottoms from the second phase separator are passed to a degassing pot where overhead gases are removed and the liquid bottoms stream which is essentially isobutyryl fluoride is taken to recovery,

Abstract: A process for the copolymerization of bis-2-oxazolines and polyphenolic compounds at greatly improved rates comprising carrying out the copolymerization in the presence of from about 0.5 to about 5% by weight of a phosphine catalyst is described.

Abstract: A process for preparing copolymers of a mixture of a bis-oxazoline and a polyphenolic compound at improved rate of copolymerization by the inclusion of a catalytic amount of a carbonium ion salt of the formula Ph.sub.3 CX wherein Ph represents a phenyl group and X represents BF.sub.4, PF.sub.6, SbF.sub.6, AsF.sub.6, BPh.sub.4 or ClO.sub.4, is described.

Abstract: A sag resistant two component polyurethane adhesive comprising a first polyisocyanate component and a second component comprising a polyol, a poly(alkylene oxide) polyamine and a polyurethane catalyst is described.

Abstract: A two component structural adhesive which is composed of a mixture of an epoxy component which comprises a polyepoxide and a polyisocyanate and a hardener component which comprises a long chain, flexible polyamine and an epoxy resin homopolymerization catalyst is described.

Abstract: A process for preparing novel poly(arylene ether-amide) polyols and their use in the formation of polyurethanes wherein the poly(arylene ether-amide) polyols are formed by reaction of a bicyclic amide acetal with a polyphenolic compound are described.

Abstract: A process for preparing polymeric compositions which may be used in applications such as reaction injection molding (RIM), composites, adhesives, coatings, tooling compounds and the like which comprises the polymerization of a mixture of a polyisocyanate and a polyepoxide in the presence of a catalytic amount of a polyphenate salt of triethylene diamine at a temperature in the range of from about ambient temperature to about 150.degree. C. is described.

Abstract: A process for preparing thermoset polymers at an improved rate by copolymerizing a bisoxazoline with a compound having both thiol and carboxylic acid groups in the presence of a catalytic amount of an alkali metal or an alkaline earth metal cationic complex of formula MX.sub.n wherein M represents lithium, potassium, sodium, magnesium, calcium or zinc, X represents BF.sub.4, BPh.sub.4, ClO.sub.4, PF.sub.6, SbF.sub.6 or AsF.sub.6 is described.

Abstract: A process for preparing thermoset polymers at an improved rate by copolymerizing a bisoxazoline with a polythiol compound in the presence of a catalytic amount of an alkali metal or an alkaline earth metal cationic complex of formula MX.sub.n wherein M represents lithium, potassium, sodium, magnesium, calcium or zinc, X represents BF.sub.4, BPh.sub.4, ClO.sub.4, PF.sub.6, SbF.sub.6 or AsF.sub.6 is described.

Abstract: A composition comprising a mixture of a polyepoxide, an isocyanate and a salt of a polyamine and a polyhydric phenol and a process for curing said composition by heating it to a temperature in the range of from about 80.degree. C. to about 150.degree. C. are described.

Abstract: A process for the esterification of an olefinically unsaturated carboxylic acid, such as methacrylic acid, with a lower alkanol, such as methanol, to form the corresponding ester over a solid cationic catalyst in which the carboxylic acid is used in excess of the alkanol on a molar basis, the improvement which comprises: (A) employing a hydraulically fluidized solid catalyst reactor for the continuous esterification reaction, (B) including in the esterification reaction a solvent which is a hydrocarbon having from 6 to 15 carbon atoms, (C) passing the effluent from the esterification reactor into a first distillation column in which the ester product and water by-product are taken overhead, (D) taking the unesterified carboxylic acid, solvent, and heavies from the bottom of the first distillation column, (E) separating the water from the ester in the overhead from (C) and recoverying the ester product, (F) separating heavies from the carboxylic acid-solvent from (D) in a second distillation column, (G) recycl

Abstract: An improved antifoaming two component polyurethane adhesive comprising a first component composed of a polyisocyanate prepolymer and a second component composed of a polyol, a poly amine and a bicyclic amide acetal is described.

Abstract: A two component adhesive formulation comprising a mixture of A. an epoxy component comprising an epoxy resin and an additive selected from the group consisting of (a) a polyisocyanate, (b) a carboxylic anhydride and (c) a compound having unsaturated carbon-carbon bonds capable of undergoing Michael addition reaction with amines, and B. a hardner component for curing component A comprising a mixture of amido amines, primary and secondary amines having tertiary amine groups or ether groups in their backbone, and bisphenol-A is described.

Abstract: The process for preparing an adhesive composition comprising mixing(a) an epoxy resin component composed of an epoxy resin and the partial reaction product of a polyepoxide with a phenolic compound, with(b) a hardener component composed of a primary and secondary amine containing polyamine or a poly amido-amine and a tertiary amine containing epoxy curing catalyst is described.

Abstract: Fast curing adhesives which are free of solvent and have high heat resistant bonding strength composed of mixtures of polyols, polyepoxides and polyisocyanates are described.

Abstract: An improved process for the copolymerization of a mixture of a bicyclic amide acetal and a polyisocyanate comprising carrying out the copolymerization reaction at a temperature in the range of from about ambient temperature up to about 200.degree. C. in the presence of a catalytic amount of a salt of a metal selected from the group consisting of bismuth, lead, mercury, copper, vanadium, cobalt, nickel, potassium, zinc and antimony is described.

Abstract: A thermally polymerizable monomer of formula: ##STR1## is prepared by reaction of maleic anhydried and a hydroxy 2-oxazoline of formula: ##STR2## wherein R independently represents hydrogen or a hydrocarbon group having from 1 to 20 carbon atoms.

Abstract: The process for preparing polyurethanes by the reaction of a bicyclic amide acetal and a polyisocyanate in the presence of a plasticizer such as dioctyl phthalate and a polyurethane catalyst such as stannous octoate is described.

Abstract: A process for preparing polyurethane comprising copolymerization of a mixture comprising a bicyclic amide acetal and a blocked polyisocyanate at a temperature in the range of from about room temperature to about 200.degree. C. is described. The polymerization mixture may also contain polyamines, polyols, and polyepoxides and the polymers resulting from this process are useful as coatings, adhesives, and in elastomer synthesis.