Polymeric whitening agent

Details Polymeric whitening agent Polymeric whitening agent

1990-12-11

1991-08-13

Kight, III, John

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

Synthetic resins

From carboxylic acid or derivative thereof

528274, 528275, 528288, 528291, 528295, 528298, 528300, 528304, 5283086, 525444, C08G 6352

Patent

active

050397826

ABSTRACT:
The present invention pertains to polymeric whitening agents which contain both a fluorescent portion and a hydrophilic portion. These copolymers may be used on certain substrates, such as polyester or soiled cottons, for a greater brightening than previously known.

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patent: 4420607 (1983-12-01), Morris et al.
patent: 4459402 (1984-07-01), Morris et al.
patent: 4569772 (1986-02-01), Ciallella
patent: 4702857 (1987-10-01), Gosselink
patent: 4728719 (1988-01-01), Morris et al.
patent: 4728720 (1988-03-01), Morris et al.
patent: 4739033 (1988-04-01), Morris et al.
patent: 4785060 (1988-11-01), Nagler

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