Title:
Paper of improved dry strength and method of making same
United States Patent 2884057

Inventors:
Wilson, Lucius H.
Thomas, Walter M.
Padbury, John J.
Publication Date:
04/28/1959
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Assignee:
AMERICAN CYANAMID CO
Primary Class:
162/164.600
Other Classes:
526/310, 162/168.200, 8/182, 525/374, 162/168.300, 8/188, 528/424, 162/168.100, 526/292.950
International Classes:
D21H17/35; D21H17/37; D21H17/45; D21H17/00
US Patent References:
2595935Wet strength paper and process for the production thereof
2601597Application of dispersed coating materials to cellulosic fibers
2654729Polymerizable compositions comprising an unsaturated quaternary ammonium compound and polymerization products thereof
2676166Polymeric quaternary ammonium compounds
2677679Quaternary ammonium polymers of the acrylic type
2698793Sized paper comprising a polymerized alkylenimine
2745744Treating agents incorporation
2765229Methods of producing wet-laid cellulose fibrous products containing synthetic resins
Foreign References:
DE714585C
FR884560A
AU124900B
AU154799B