vof, 19, NO. 5, Page 12

PATENTS

us 4,791,x45

us 4,791,160

us 43792,579

US 4,794,132

us 4,794,148

FIRE RETARDANT FOAMABL~ POLYPHENYLENE ETHERS General Electric Priority Date: 1 March 1988

Halogenated fire retardant in combination with antimony oxide and blowing agent.

FIRE RETARDANT POLYOLEFIN Mitsubishi Cable Industries Priority Date: 20 March 1985

Contains a hydrate of metallic oxide.

STABILIZER FOR OX~ET~YL~NE COPOL~ER Asalei Kasei Kugyo Priority Date: 19 February 1988

To improve long-term hot water resistance and heat ageing the acetal is blended with an alkaline earth metal salt of an ester of a tribasic inorganic acid of an organic carboxylic acid mono- ester of an alcohol having two or more hydroxyl groups.

LOW SMOKE POLYPROPYLENE INSULATION COMPOSITIONS Shell Oil Co. Priority Date: 29 December 1986

Contains a hydrated magnesium hydroxide which has been surface- treated with a coupling agent.

FIBRE REINFORCED EPOXY RESIN Sumitomo Chemical Co. Priority Date: 28 January 1987

(Not abstracted).

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