Process for making a non-polar polymeric material dyeable with a

Details Process for making a non-polar polymeric material dyeable with a Process for making a non-polar polymeric material dyeable with a

1987-04-14

1988-05-17

Powell, William A.

Adhesive bonding and miscellaneous chemical manufacture

Delaminating processes adapted for specified product

Delaminating in preparation for post processing recycling step

811552, 811565, 81492, 8928, 8930, 8DIG12, 156646, 156651, 156668, 1562726, 204168, 20419236, 252 791, 427 40, 427307, B44C 122, B29C 3700

Patent

active

047448601

ABSTRACT:
Process for treating at least one surface of a non-polar polymeric material to improve the receptivity of that surface to coloration with an acid dye, which comprises treating said surface of the material with a low temperature microwave plasma from a chemical compound which is capable of creating receptor sites for acid dye on said surface.

REFERENCES:
patent: 3387991 (1968-06-01), Erchak et al.
patent: 3870610 (1975-03-01), Baird et al.
patent: 4576692 (1986-03-01), Fukuta et al.

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