Copolymers of alpha-methylstyrene and styrene and uses thereof

Details Copolymers of alpha-methylstyrene and styrene and uses thereof Copolymers of alpha-methylstyrene and styrene and uses thereof

1975-11-25

1978-02-21

Holler, Alan

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526347, C08F 414, C08F21212

Patent

active

040754049

ABSTRACT:
This specification discloses manufacture of copolymers of alpha-methylstyrene and styrene in which the alpha-methylstyrene may range from about 50 to 90% and the softening point may range from about 60.degree. to 100.degree. C. The copolymers have especial utility with elastomers to produce pressure sensitive adhesives and the like, and in hot melt coatings.

REFERENCES:
patent: 2556459 (1951-06-01), Wesp
patent: 2958671 (1960-11-01), Keskkula et al.
patent: 3000868 (1961-09-01), Powers
patent: 3090767 (1963-05-01), Colgan et al.
patent: 3499877 (1970-03-01), Arnold et al.
patent: 3725506 (1973-04-01), Bolte et al.
patent: 3784530 (1974-01-01), Osborn et al.
patent: 3846352 (1974-11-01), Bullard et al.
patent: 3932332 (1976-01-01), Douglas et al.
patent: 3956250 (1976-05-01), Campbell et al.
Abstract of British Specification 1,309,955.

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