Deinking agent for regenerating waste printed paper comprising r

Details Deinking agent for regenerating waste printed paper comprising r Deinking agent for regenerating waste printed paper comprising r

1992-09-18

1994-04-19

Willis, Jr., Prince

Compositions

Physical separation agents

252 61, 162 4, 162 5, C09K 300

Patent

active

053043162

ABSTRACT:
A deinking agent for regenerating waste paper, which comprises a reaction product obtained by reacting a compound having an OH group, which is represented by the following (A) or (B) with a dicarboxylic acid or an anhydride thereof as an active ingredient:

REFERENCES:
patent: 4360439 (1982-11-01), Calmanti et al.
patent: 4666558 (1987-05-01), Wood et al.
patent: 4725655 (1988-02-01), Denzinger et al.
patent: 4959123 (1990-09-01), Lehmann et al.
patent: 4964949 (1990-10-01), Hamaguchi et al.
patent: 4971656 (1990-11-01), Lehmann et al.

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