Impact modifier for polycarbonate

July 1991

Additives for Polymers

PATENTS US 4,997,876

FIRE RETARDANTS VAMP (Italy) Priority Date: 4 August 1987 A fire retardant composition for polymeric materials comprising a polymer derived from the polymerization of a hydroxyalkyl derivative of isocyanuric acid monomer and ammonium polyphosphate.

us

4,997,883

IMPACT MODIFIER FOR POLYCARRONATE Rohm GmbH Priority Date: 5 February 1988 Comprises an elastomeric polymer component and a polycarbonate compatible MMA copolymer.

us 4,997,938

STABILIZERS Ciba-Geigy Priority Date: 22 May 1987 Piperidylaminotriazine derivatives.

us 4,999,389

FILLED RESIN COMPOSITION Fiber Glass Systems Inc. Priority Date: 27 December 1988 A curable, thread-forming composition comprising 8-20% thermoset resin and 20-80% filler which is ceramic powder and graphite fibres.

us 4,999,391

FIRE RETARDANTS Atochem North America Inc. Priority Date: 15 December 1989 Halogen substituted phthalimide.

us 4,999,418

COLOURANTS FOR POLYESTERS Eastman Kodak Co. Priority Date: 31 August 1989 Colourant is residue of heat stable anthraquinone compounds.

US 5,000,875

CONDUCTIVE FILLED FLUOROPOLYMERS Du Pont 6%Co.

01991 Elsevier Science Publishers Ltd.

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