Thickeners for paper dye compositions

Details Thickeners for paper dye compositions Thickeners for paper dye compositions

2005-02-22

2005-02-22

Elnsmann, Margaret (Department: 1751)

Coating processes

With post-treatment of coating or coating material

Plural film forming coatings wherein one coating contains a...

C427S391000, C427S411000, C162S162000, C008S919000, C008S495000

Reexamination Certificate

active

06858255

ABSTRACT:
The present invention is a thickened dye composition and method of applying same to a paper web that produces colored or patterned paper having good bleed resistance. The dye composition of the invention includes a binder; a dye; a thickener selected from the group consising of polyvinylpyrrlidone homopolymers, polyvinylpyrrolidone copolymers, and mixtures thereof; and water. The present invention also includes colored or patterned papers prepared using this conposition.

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Derwent Accession No. 1988-171092, English Abstract for JP63-108338, May 13, 1988.

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