Flame-retardant polyolefin-resin composition

Details Flame-retardant polyolefin-resin composition Flame-retardant polyolefin-resin composition

2005-07-19

2005-07-19

Sanders, Kriellion A. (Department: 1714)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

C524S167000, C524S373000, C524S412000

Reexamination Certificate

active

06919391

ABSTRACT:
A flame retarded polyolefin resin composition comprises polyolefin resin, 1 to 40 parts by weight per 100 parts of the polyolefin resin of a brominated bisphenol ether derivative of the formula 1:wherein R is hydrogen or methyl, and A is —C(CH3)2—, —SO2—, —S—, or —CH2—; and 1 to 30 parts by weight per 100 parts of the polyolefin resin of a compound of the formula 2.wherein B is mono-, di- or tribromophenyl group, n is an integer from 1 to 20, and A is as defined above.

REFERENCES:
patent: 4187377 (1980-02-01), Narisawa et al.
patent: 5216059 (1993-06-01), Atwell et al.
patent: 4-325564 (1992-11-01), None
patent: 5-320439 (1993-12-01), None
patent: 5-339470 (1993-12-01), None
patent: 6-299007 (1994-10-01), None
patent: 6-322280 (1994-11-01), None
patent: 10-316803 (1998-12-01), None
U.S. Patent No. 5,216,059 A (Great Lakes Chemical Corp.), Jun. 1, 1993, Full Text & JP 07-505910 A.

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