Radiation imagery chemistry: process – composition – or product th – Visible imaging using radiation only other than heating by...
Patent
1990-10-23
1992-09-22
Bowers, Jr., Charles L.
Radiation imagery chemistry: process, composition, or product th
Visible imaging using radiation only other than heating by...
430270, 430281, 430284, 430945, 430964, G03C 100, G03C 172
Patent
active
051496160
ABSTRACT:
This invention relates to the preparation of a supported modulating film having a permanent orange yellow imaged layer of the homopolymer of crystalline 5,7-dodecadiyn-1,12-bis(isopropyl carbamate) monomer having the structure ##STR1## and to the use of said film as a blue light modulator in the production of master printing plates or printed circuit boards.
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Bowers Jr. Charles L.
ISP Investments Inc.
Maue Marilyn J.
McPherson John A.
Ward Joshua J.
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