Dye-containing layer of a film-forming polymeric binder and the

Details Dye-containing layer of a film-forming polymeric binder and the Dye-containing layer of a film-forming polymeric binder and the

1980-10-06

1982-12-21

Herbert, Jr., Thomas J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including variation in thickness

3461351, 346137, 430945, 428204, 428207, 428520, 428913, B32B 300, G01D 1534

Patent

active

043649866

ABSTRACT:
Dye-containing layer of a film-forming polymeric binder and the application thereof in an information recording element.
The invention relates to a dye-containing layer in which dye, if desired in a very large weight percentage is dissolved or finely divided in a copolymer (1:1) of methyl vinyl ether and maleic anhydride or a semi-ester thereof.
The dye-containing layer is particularly suitable for use as a recording layer in an optical information recording element.

REFERENCES:
patent: 4230939 (1980-10-01), de Bont et al.
patent: 4248959 (1981-02-01), Jeffers et al.
patent: 4259433 (1981-03-01), Mizobuchi et al.
Technical Bulletin 7583-011 Rev. 1, "Gantrez An poly-(methylvinylether/maleic anhydride)", publ. 1968, GAF Corp. U.S.A.
Technical Bulletin 2550-007, published by GAF, "Gantrez AN", pp. 1-41.

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