Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1979-03-21
1980-04-01
Bell, James J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
428248, 428252, 428260, 428262, 428264, 428265, 428269, 428283, 428326, B32B 516, B32B 2704
Patent
active
041962524
ABSTRACT:
A woven fabric belt having a coating of polyurethane on each face and extending through the interstices of the fabric. The polyurethane is the reaction product of a polytetramethylene ether glycol of 4,4'-methylene di(cyclohexylene isocyanate) cured with m-phenylene diamine and having at least one face of said belt covered with the polyurethane having walnut shell powder incorporated therein.
REFERENCES:
patent: 4002791 (1977-01-01), Sawyer
Harris John R.
Sawyer John M.
Bell James J.
The Goodyear Tire & Rubber Company
Wolfe J. D.
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