Dry strength resin of amino/aldehyde acid colloid with acrylamid

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...

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Details

1621641, C08L 6132, C08L 3326

Patent

active

048451487

ABSTRACT:
Dry strength resins are prepared by reacting acrylamide polymers with amino/aldehyde resin acid colloids during the formation of the colloid. The resultant copolymers are useful as dry strength resins in the formation of paper.

REFERENCES:
patent: 2345543 (1942-07-01), Wohnseidler
patent: 2862901 (1958-12-01), Suen
patent: 4461351 (1984-07-01), Falk
patent: 4461858 (1984-07-01), Adelman
patent: 4608410 (1986-08-01), Borovicka

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