Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From silicon reactant having at least one...
Patent
1983-11-09
1985-03-12
Marquis, Melvyn I.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From silicon reactant having at least one...
528 10, 528 25, 528270, 528 14, 528 19, 556436, C08G 7706
Patent
active
045046468
ABSTRACT:
Aliphatic aldehyde polymer containing at least one Si atom in its molecular chain is a positive type resist having a very high sensitivity to radiation such as electron beams, X-rays, ion beams, etc.
REFERENCES:
patent: 2588083 (1952-03-01), Burkhard et al.
patent: 2989559 (1961-06-01), Marsden
patent: 4424392 (1984-01-01), Petty
Inoue Takashi
Nate Kazuo
Yokono Hitoshi
Hitachi , Ltd.
Marquis Melvyn I.
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