Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1976-02-09
1978-08-29
Kendall, Ralph S.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
428283, 428290, 428425, 428314, 428310, 428315, 428327, 427180, B32B 502, B32B 516, B32B 530
Patent
active
041105087
ABSTRACT:
The invention disclosed is for a foam sheet fabric prepared using a hydrophilic crosslinked polyurethane component prepared by reacting an isocyanate capped polyoxyethylene polyol reactant with large amounts of an aqueous reactant. The resultant fabrics may be characterized with a broad spectrum of improved properties including improved comfort, moisture control, ease of processing and may contain selective additives such as fibers, fire retardants or the like.
REFERENCES:
patent: 3594335 (1971-07-01), Schultz et al.
patent: 3694301 (1972-09-01), Gruenewald et al.
patent: 3745041 (1973-07-01), Raymond
patent: 3861993 (1975-01-01), Gutherie
patent: 3874964 (1975-01-01), Cogliano et al.
Hayes Norman J.
Holmstrem Andrew B.
Isgur Irving E.
Kendall Ralph S.
McCarter Lowell H.
Parker C. Edward
W. R. Grace & Co.
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