New triarylmethane / mono-azo complex dye compounds for optical data recording
申请人:CLARIANT INTERNATIONAL LTD.
公开号:EP1517317A1
公开(公告)日:2005-03-23
The present invention relates to new triarylmethane / mono-azo complex dye compounds and their use as dyes in optical layers for optical data recording, preferably for optical data recording using a laser with a wavelength from 630 to 670 nm.
The invention further relates to an optical layer comprising said dyes and to a write only read many (WORM) type optical recording medium capable of recording and reproducing information with radiation of red laser, which employs an triarylmethane /mono-azo complex type dye in the optical layer.
In particular, the present invention relates to crystal violet / mono-azo complex dye compounds and their use as dyes in optical layers for optical data recording
Improved Transparency in Negative Epoxy Photoresist
申请人:Golden Jeremy
公开号:US20220413386A1
公开(公告)日:2022-12-29
Disclosed herein is a photosensitive composition comprising an epoxy resin, a photoacid generator, and an antioxidant. The disclosed composition is useful for producing relief images having reduced yellowing or other discoloration due to thermal oxidation.
US4125368A
申请人:——
公开号:US4125368A
公开(公告)日:1978-11-14
Belov,B.I.; Kozlov,V.V., Journal of General Chemistry of the USSR, 1962, vol. 32, p. 3299 - 3304