Positive resist for electron beam and x-ray lithography and meth

Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Electron beam imaging

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427 35, 427 36, 427 431, 427273, 428199, 430326, 430921, 430922, 430967, 528382, B05D 306

Patent

active

042620830

ABSTRACT:
Copolymers of an aziridine and sulfur dioxide are disclosed which are useful as positive radiation resists for use in electron beam and x-ray lithography.

REFERENCES:
patent: 3884696 (1975-05-01), Bowden et al.
patent: 3893127 (1975-07-01), Kaplan et al.
patent: 3898350 (1975-08-01), Gipstein et al.
patent: 3935331 (1976-01-01), Poliniak et al.
patent: 3935332 (1976-01-01), Poliniak et al.
patent: 4061829 (1977-12-01), Taylor

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