Patents Represented by Attorney John Schneller
-
Patent number: 4737545Abstract: A composition comprisinga. a major amount of an aromatic carbonate polymer;b. a minor amount of an aromatic carbonate polymer impact modifying composition comprising(i) a linear, sequential, or radial teleblock copolymer resin of a vinyl aromatic compound (A).sub.n and (A').sub.n and an olefinic elastomer (B), of the A--B--A'; A--(B--A--B).sub.n --A; A(--BA).sub.n B; B(A).sub.4 B; B(A).sub.4 ; or B((AB).sub.n B).sub.4 type, wherein n is an integer of from 1 to 10;(ii) an olefin alkylacrylate wherein the alkyl is one to six carbon atoms and the olefin is two to about five carbon atoms, inclusive, the olefin being from about 55 to 75 weight percent and the alkylacrylate from about 25 to 45 weight percent of the olefin alkylacrylate, said olefin alkylacrylate bringing about increased resistance of the composition comprising a and b to environmental stress crazing and cracking caused by gasoline.Type: GrantFiled: December 16, 1986Date of Patent: April 12, 1988Assignee: General Electric CompanyInventors: Ping Y. Liu, Toshio Ishihara
-
Patent number: 4735993Abstract: A composition comprising an admixture of:(a) at least one high molecular weight aromatic carbonate resin; and(b) an impact modifying, gasoline solvent resistant effective amount of an ethylene alkylacrylate wherein alkyl is from one to six carbon atoms, inclusive, and the ethylene is from about 55 to 75 weight percent aand the alkylacrylate is from about 25 to 45 weight percent, based on the ethylene alkylacrylate polymer.Type: GrantFiled: December 16, 1986Date of Patent: April 5, 1988Assignee: General Electric CompanyInventors: Ping Y. Liu, Toshio Ishihara
-
Patent number: 4735978Abstract: A flame retardant polycarbonate composition, comprising in admixture:an aromatic polycarbonate resin, an ortho-methyl substituted aromatic dihydroxy compound, and an additional flame retardant additive, said ortho-methyl substituted aromatic dihydroxy compound and said additional flame retardant additive being present in an amount sufficient to improve the flame retardant properties of said aromatic polycarbonate resin.Type: GrantFiled: December 24, 1986Date of Patent: April 5, 1988Assignee: General Electric CompanyInventor: Toshio Ishihara
-
Patent number: 4599463Abstract: Processes for the preparation of bisphenols from phenols and substituted vicinal glycols, or unsaturated alcohols or substituted dienes resulting in bisphenols represented by the general formula: ##STR1## wherein: R.sup.1 and R.sup.2 are independently selected from monovalent hydrocarbon and monovalent hydrocarbonoxy radicals of one to four carbon atoms, or from halogen radicals;R.sup.3, R.sup.4 and R.sup.5 is each a lower alkyl radical, preferably of one to four carbon atoms, aryl radicals, alkaryl radicals, aralkyl radicals, and cycloalkyl radicals, and is the same or different; R.sup.5 may also be hydrogen.n and n.sup.1 are independently selected from whole numbers having a value of from 0 to 4 inclusive.Type: GrantFiled: December 24, 1984Date of Patent: July 8, 1986Assignee: General Electric CompanyInventor: Victor Mark
-
Patent number: 4562242Abstract: High molecular weight, thermoplastic, randomly branched polycarbonates of an aromatic dihydric phenol, a carbonate precursor, and a chain branching agent comprising at least one compound selected from the formula: ##STR1## where A is selected from alkylene radicals from 1 to 6 carbons, alkylidene radicals from 2 to 6 carbons, cycloalkylene radicals and cycloalkylidene radicals containing from 4 to 6 carbon atoms;R and R' are independently selected from halogen radicals, monovalent hydrocarbon radicals of from 1 to 4 carbon atoms, and monovalent hydrocarbonoxy radicals of from 1 to 4 carbon atoms;n is an integer having a value of 0 or 1; andp and p' are integers having a value of 0 or 1.Type: GrantFiled: December 24, 1984Date of Patent: December 31, 1985Assignee: General Electric CompanyInventors: Victor Mark, Charles V. Hedges
-
Patent number: 4552924Abstract: A process of molding a polymer admixture with improved compatability which comprises, preparing an admixture of (i) an aromatic carbonate polymer, (ii) a polyolefin or modified polyolefin in sufficient quantity to impact modify the aromatic carbonate polymer, and (iii) an amount of catalyst sufficient to compatibilize (i) and (ii) selected from the group consisting of basic compounds of alkali or alkaline earth metals and molding said admixture.Type: GrantFiled: August 20, 1984Date of Patent: November 12, 1985Assignee: General Electric CompanyInventors: Niles R. Rosenquist, John A. Tyrell
-
Patent number: 4506065Abstract: A copolyestercarbonate composition, comprising:a dihydric phenol,a carbonate precursor, andan aromatic dicarboxylic acid or derivative thereof selected from the group consisting of terephthalic acid and acid derivatives, and a mixture of isophthalic and terephthalic acids, and acid derivatives with the mole ratio of isophthalic to terephthalic of about 0.1:9.9 to about 3:7said copolyestercarbonate containing from about 20 mole percent to about 50 mole percent ester content.Type: GrantFiled: January 3, 1984Date of Patent: March 19, 1985Assignee: General Electric CompanyInventors: Kenneth F. Miller, Edward L. Belfoure
-
Patent number: 4496693Abstract: A composition comprising an admixture ofa. an aromatic carbonate polymer,b. a polyolefin or modified polyolefin in sufficient quantity to impact modify the aromatic carbonate polymer, andc. an amount of catalyst sufficient to compatibilize a and b selected from the group consisting of basic compounds of alkali or alkaline earth metals.Type: GrantFiled: December 1, 1983Date of Patent: January 29, 1985Assignee: General Electric CompanyInventors: Niles R. Rosenquist, John A. Tyrell