Substances for the manufacture of paper

Details Substances for the manufacture of paper Substances for the manufacture of paper

1988-01-28

1991-01-29

Lieberman, Allan M.

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524515, 525183, C08J 0000

Patent

active

049887904

ABSTRACT:
Substances suitable for use as retention agents contain a cationic polyacrylamide with recurrent dialkylaminoalkylacrylamide units and a polyamidamine or a polyamine.

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patent: 4234378 (1980-11-01), Iwasaki et al.
patent: 4250299 (1981-02-01), Lehmann et al.
patent: 4424238 (1984-01-01), Degen et al.
patent: 4624890 (1986-11-01), Lloyd et al.
patent: 4689374 (1987-08-01), Hansson et al.

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