June 1991
Additives for Polymers
The price of report El362 is $5,500. For sales information, contact: Customer Services, Frost & Sullivan Ltd., Sullivan House, 4 Grosvenor Gardens, London SW1 W OHD. Tel: +44-71-730-3438. In the US contact: Customer Services, Frost & Sullivan Inc., 106 F&ton Street, New York, NY 10038, (USA). Tel: +212-233-l 080.
PATENTS GB 2,236,530 A
STABILIZER FOR CHLORINE CONTAINING POLYMERS Mizusawa Industrial Chemicals Ltd. Priority Date: 4 October 1990 A zeolite type stabilizer, calcium hydroxide, a metal soap type stabilizer, and perchloric acid.
us 4990,554
GLASS FIBRE REINFORCED EPOXY RESIN Ciba-Geigy Priority Date: 7 May 1986 Contains calcium carbonate and glass fibres.
US 4,992,493
STABILIZERS Ciba-Geigy Priority Date: 16 July 1987 Piperidine-triazine compounds.
US 4,992,495
COLOURING OF POLYMERS Ciba-Geigy Priority Date: 10 March 1986 Process for colouring high molecular weight organic materials using amine salts of azo pigments based on pyrazolone derivatives.
US 4,992,496
FIRE RETARDANT. PPO FMC Corp. Priority Date: 3 September 1987 Fire retardant is a polybrominated aryl phosphate ester.
US 4,992,497
GLASS FILLED POLYARLYLENE SULPHIDE Phillips Petroleum Co. Priority Date: 10 April 1939
01991 Elsevier Science Publishers Ltd.
June 1991
Additives for Polymers
Contains
US 4,99f2,498
glass fibre, an epoxysilane, and an organic phosphite.
PVC ~O~~~G A DEO~~ZER Shin-Etzu Chemical Co. Ltd. Priority Date: 27 January 1989 A deodorizer derived from diterpenic acid compounds and resins.
us 4,992,504
STABILIZERS FOR CHLORINE-CONTAINING POLYMERS Ciba-Geigy Priority Date: 11 September 1987 Ether-containing or thioether-containing 1,3diketones.
US 4,992,506
FIRE RETARDANT ELASTOMERS General Electric Co. priority Date: 7 July 1988 A polyetherimide ester resin containing a polymeric pentaerythritol polyphosphonate ester and an ammonium ~lyphospha~.
us 4,904,499
FIRE RETARDANTS FOR VINYLS Arco Chemical Technology Inc. Priority Date: 31 July 1990 Method of adding fire retardant to vinyl polymers made in a onestep process.
us 4,994,511
STABILIZER FOR POLYKETONE Shell Oil Co. Priority Date: 30 October 1989
US 4$96,242
POLYURETHANE FOAMS The Dow Chemical Co. Priority Date: 22 May 1989 M~~act~ed
us 4,906,244 us 4,998,~
us 4,99&246 us 4,9@247 us 4,996,248
with mixed ga#iiquid blowing agents.
ENHANCING COLOUR STARILITY TO STERILIZING RADIATION OF POLYMER COMPOSITIONS General Electric Co. Priority Date: 20 October 1989
01991 Elsevier Sciince Publishers Ltd.