Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1976-09-08
1978-02-14
Hamrock, William F.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C08F 832
Patent
active
040740315
ABSTRACT:
Positive electron beam resists are prepared by reacting a film which is a copolymer of methyl methacrylate and methacrylic acid with a tertiary amine.
REFERENCES:
patent: 3328367 (1967-06-01), Rees
patent: 3728319 (1973-04-01), Kiesel et al.
Johnson Duane E.
Pederson Lester A.
Hamrock William F.
International Business Machines - Corporation
Walsh Joseph G.
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