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...
Patent
1986-08-04
1989-07-04
Ivy, C. Warren
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...
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
Brevard William
Moore Sewell T.
American Cyanamid Company
Ivy C. Warren
Van Riet Frank M.
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