Reduction in the pH of anionic polyurethane dispersions which ar

Details Reduction in the pH of anionic polyurethane dispersions which ar Reduction in the pH of anionic polyurethane dispersions which ar

1993-12-28

1995-11-28

Seidleck, James J.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524183, 524306, 524311, 524315, 524414, 524417, 524421, 524422, 524405, 524429, 524591, 524773, 524840, C08K 510, C08K 5101, C08L 7504

Patent

active

054708990

ABSTRACT:
A process for reducing the pH of anionic polyurethane dispersions which are stabilized by carboxylate or sulfonate groups, which comprises adding a compound which has from one to four ester groups but no acid group or acid halide or anhydride group to the dispersions.

REFERENCES:
patent: 4332710 (1982-06-01), McCartney
patent: 4404258 (1983-09-01), Loewrigkeit et al.

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