Radiation imagery chemistry: process – composition – or product th – Diazo reproduction – process – composition – or product – Composition or product which contains radiation sensitive...
Patent
1987-03-09
1989-05-09
Bowers, Jr., Charles L.
Radiation imagery chemistry: process, composition, or product th
Diazo reproduction, process, composition, or product
Composition or product which contains radiation sensitive...
430169, 430176, 430190, 430192, 430193, 430197, 430270, 430323, 430325, 430326, G03C 1495, G03C 160, G03C 172, G03F 726
Patent
active
048289582
ABSTRACT:
The photosensitive composite of the present invention is obtained by including a nonsubstitutional or substitutional benzyl radical in the phenol side chain of polyvinylphenol. The photosensitive composites have not only excellent heat resistivity, RIE resistivity, and resolving power but also have a wide tolerance for the variations in the development temperature and developer concentration at the time of development. Therefore, it is possible to obtain resist patterns with fine structure.
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patent: 4439516 (1984-03-01), Cernigliaro et al.
patent: 4603101 (1986-07-01), Crivello et al.
patent: 4678737 (1987-07-01), Schneller et al.
patent: 4732836 (1988-03-01), Potuin et al.
patent: 4732837 (1988-03-01), Potuin et al.
patent: 4737437 (1988-04-01), Gutsell et al.
English Abstract of Japanese Publication 50-95002, published 7/29/85.
Hayase Shuzi
Horiguchi Rumiko
Onishi Yasunobu
Bowers Jr. Charles L.
Kabushiki Kaisha Toshiba
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