D - Textiles – Paper – 01 – D
Patent
D - Textiles, Paper
01
D
92/11
D01D 5/18 (2006.01)
Patent
CA 1119863
ABSTRACT OF THE DISCLOSURE Paper having improved properties, particularly tear strength, is prepared from a furnish containing at least 90 weight % of cellulose fibers and up to 10 weight % of olefin polymer fibrils. The fibrils are prepared by a differential temperature process of the type described in U.S. 4,013,751, are refined in isopropanol, and are treated with an aqueous solution of polyvinyl alcohol to sorb at least 1.0 weight % of polyvinyl alcohol on the fibrils. The fibrils are prepared from an olefin polymer having a weight average molecular weight of at least one (1) million.
336390
Boehme Robert E.
Murphy Clarence R.
Thackaberry S. Paul
Gulf Oil Corporation
Mccarthy Tetrault Llp
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