.beta.-eliminating polymers for diffusion control in photographi

Details .beta.-eliminating polymers for diffusion control in photographi .beta.-eliminating polymers for diffusion control in photographi

1984-06-26

1985-06-11

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526288, 526301, C08F22806, C08F22602

Patent

active

045229961

ABSTRACT:
Polymerizable monomeric carbamates are disclosed. Polymers comprising recurring units from such carbamates undergo .beta.-elimination in an alkaline environment and are useful in diffusion control layers in diffusion transfer photographic products.

REFERENCES:
patent: 3852073 (1974-12-01), Fitzgerald
patent: 4225693 (1980-09-01), McCormick
patent: 4288523 (1981-09-01), Taylor
patent: 4297431 (1981-10-01), Sullivan
patent: 4323644 (1982-04-01), Nokamura et al.
patent: 4391895 (1983-07-01), Schwarzel et al.
Organic Coatings and Applied Polymers Science Proceedings, vol. 46, pp. 506-513.
Preprints of Papers Presented by the Division of Organic Coatings and Plastics Chemistry at the American Chemical Society, 183rd National Meeting, Las Vegas, Nev., Mar. 25-Apr. 2, 1982.

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