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
1995-01-17
1996-07-02
Jagannathan, Vasu S.
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...
1621683, C08L 5106, D21H 1737
Patent
active
055323081
ABSTRACT:
A composition and method for improving the drainage and retention characteristics of a paper furnish consisting of a water soluble graft copolymer and bentonite clay. It is preferred that the graft copolymer be added to the furnish prior to at least one shear stage and that the bentonite clay be added after the shear stage.
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Betz Handbook of Industrial Water Conditioning, 9th ed., 1991, pp. 22-30.
Chen Fu
Harrington, IV John C.
Liao Wen P.
Schuster Michael A.
Betz PaperChem Inc.
Jagannathan Vasu S.
Ricci Alexander D.
Von Neida Philip H.
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