Additives for Polymers February 1991

PATENTS

us 4,960,803

us 4960,813

US 4,960,816 FILLERS

US 4,962,142

US 4,962,145

US 4,962,X4

FIRE RETARDANT PU FOAMS L. A. Muhl & others Priority Date: 29 July 1988

Contains ammonium phosphate with particle size less than 150 mesh.

INTERNAL LUBRICANT FOR GLASS REINFORCED PPS Hoechst Celanese Corp. Priority Date: 12 April 1989

Pentaerythritol tetrastearate.

ECC America Inc. Priority Date: 2 December 1988

Fillers which have been surface modified by use of a polymer synthesized insitu on the mineral particles in the presence of a reactive gas.

UV ABSORBERS Milliken Research Corp. Priority Date: 14 November 1988

Reactive non-yellowing triazine compounds.

RELEASEAGENTS Neynaber Chemie Priority Date: 22 December 1986

Partial ester containing on average at least one free hydroxyl group. (C22-C34 montanic acid esterified with diglycerol).

DEGRADABLE COMPOSITION Owens-Illinois Plastic Products Inc. Priority Date: 27 Jtme 1988

Comprises:

a) a copolymer of ethylene and carbon monoxide and b) a polyester.

01991 Elsevier Science Publishers Ltd.