Post-stretch water-dispersible subbing composition for polyester

Details Post-stretch water-dispersible subbing composition for polyester Post-stretch water-dispersible subbing composition for polyester

1982-03-15

1983-07-19

Brammer, Jack P.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified backing or protective layer containing

427173, 427 40, 428480, 428482, 428910, 430533, G03C 178

Patent

active

043944426

ABSTRACT:
To improve adhesion of a hydrophilic photographic emulsion to a hydrophobic polyester film base the latter is energy-treated as by electrical discharge or flame treatment, and then given a sub-coating composed of an aqueous dispersion of a copolyester modified with a sulfonated aromatic compound.

REFERENCES:
patent: 3563942 (1971-02-01), Heiberger
patent: 3919773 (1975-11-01), Pears
patent: 4181528 (1980-03-01), Work et al.
patent: 4304851 (1981-12-01), McGrail et al.
patent: 4307174 (1981-12-01), Noonan et al.

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