Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1987-10-30
1988-08-09
Foelak, Morton
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
521139, 521140, 521146, 521907, 524288, 524296, C08J 914
Patent
active
047628618
ABSTRACT:
Tetrahalophthalate esters are disclosed herein as flame retardant processing aids for polystyrene resins.
REFERENCES:
patent: 4098704 (1978-07-01), Sandler
patent: 4298517 (1981-11-01), Sandler
patent: 4397977 (1983-08-01), Sandler
Bohen Joseph M.
Lovenguth Ronald F.
Foelak Morton
Hunt E. Leigh
Pennwalt Corporation
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