Foam materials based on copolymers of styrene and 1,1-diphenylet

Details Foam materials based on copolymers of styrene and 1,1-diphenylet Foam materials based on copolymers of styrene and 1,1-diphenylet

1996-11-22

1998-12-29

Cooney, Jr., John M.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 56, 521 60, 521 64, C08F 1400, C08J 920

Patent

active

058542973

ABSTRACT:
Foam materials based on copolymers of styrene with from 2 to 50 mol % of 1,1-diphenylethene have a high heat distortion resistance.

REFERENCES:
patent: 5290819 (1994-03-01), Witt et al.
patent: 5512604 (1996-04-01), Demopolis
patent: 5525639 (1996-06-01), Keneko et al.
E. Ureta et al, "Anionic Copolymerization of Styrene and 1,1-Diphenylethylene", Journal of Polymer Science: Part A-1, vol. 4, 1966, pp. 2219-2227.
H. Yuki et al, "Anionic Copolymerization of Styrene and 1,1-Diphenylethylene", Bulletin of the Chemical Society of Japan, vol. 40, 1967, pp. 2659-2663.
Database WPI, Section Ch, Week 9120, Derwent Publications Ltd., Class A13, AN 91-143958, JP,A,03079613, Apr. 4, 1991.
W.J. Trepka, "Synthesis and Properties of Block Polymers of 1,1-Diphenylethylene/Styrene and Butadiene", Journal of Polymer Science, Polymer Letters Edition, vol. 8, 1970, pp. 499-503.

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