Paper making and fiber liberation – Processes and products – Non-fiber additive
Patent
1979-02-23
1980-04-22
Schofer, Joseph L.
Paper making and fiber liberation
Processes and products
Non-fiber additive
162168N, 525336, 525359, 525385, 525330, 526212, 526292, 526923, 427288, C08B 1100, C08B 1500, C08F 1402, C08C 1912
Patent
active
RE0302597
ABSTRACT:
Disclosed is a novel water-soluble thermosetting resin which has the property of providing paper with a nearly constant wet and dry strength over a wide pH range according to methods of wet-end additions or surface applications.
REFERENCES:
patent: 3556932 (1971-01-01), Coscia et al.
patent: 3658640 (1972-04-01), Coscia et al.
patent: 3678098 (1972-07-01), Lewis et al.
patent: 3694393 (1972-09-01), Lewis et al.
patent: 3702799 (1972-11-01), Lewis et al.
patent: 3709857 (1973-01-01), Faessinger
patent: 3740391 (1973-06-01), Williams et al.
Honda Iwao
Moriya Koichi
Lilling Herbert J.
Schofer Joseph L.
The Japan Carlit Co., Ltd.
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