US 4,921,897 fire retardant composition

US 4,921,897 fire retardant composition

Additives for Polvmers October 1990 PATENTS GB 2,227,49OA POLYMER STABILIZER8 Sandoz Priority Date: 24 January, 1989. Phosphonites. GB 2227,747 A ...

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Additives for Polvmers

October 1990

PATENTS GB 2,227,49OA

POLYMER STABILIZER8 Sandoz Priority Date: 24 January, 1989. Phosphonites.

GB 2227,747 A

FIRE RETARDANTS Ciba-Geigy Priority Date: 8 November, 1988. Brominated aromatic compounds.

US 4,921,893

STABILIZERS Sandoz Priority Date: 21 March, 1983. (Not abstracted).

US 4,921,897

FIRE RETARDANT COMPOSITION Shell Oil Co. Priority Date: 31 March, 1989. Use of zinc borate in polymer compositions.

us 4,923,969

METHOD OF ADDING ADDITIVES TO POLYMERS The BF Goodrich Co. Priority Date: 3 September, 1985. Rheologically suspending the additive in a liquid carrier using a thixotropic agent and applying the resultant slurry to the polymer.

US 4,923,916 & us 4,923,917

FIRE RETARDANTS FOR POLYSTYRENE AND SMA Pennwalt Corp. Priority Date: 19 July, 1988. Tetrahalophthalate esters.

US 4,926,882

MOULD RELEASE AGENT Codel-Chemie Priority Date: 14 December, 1987. Aqueous mould release agent for PU mouldings.

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