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US 6,391,380 B1Granted
Stiffener material with self adhesive properties
AssigneeStanbee Company, Inc.
InventorBruce Goldberg
Life of this patent
Estimating the term…
Abstract
A process of making a fabric based stiffener material having thermal adhesive properties on its top and bottom surfaces which is based on (a) contacting a non-woven fabric with a latex forming resin and a finely divided powder adhesive polymer to form a latex saturated non-woven fabric; and (b) removing the excess latex from the non-woven fabric formed in step (a); and (c) drying the product of step (b).
Claims8
A process of making a fabric based stiffener material having thermal adhesive properties on its top and bottom surfaces, said process comprising:
- (a) contacting a non-woven fabric with a composition which comprises a latex forming resin and a powder adhesive polyester resin to form a latex saturated non-woven fabric;
- (b) removing from the latex saturated non-woven fabric excess latex beyond an amount require to saturate the non-woven fabric;
- and
- (c) drying the latex saturated non-woven fabric after removing the excess latex.
1 more element
Dependencies are inferred from the claim text.