Water-Absorbent Adhesive Compositions and Associated Methods of Manufacture and Use

An adhesive composition is provided that is water-insoluble yet water-absorbent, i.e., capable of absorbing up to 15 wt. % water or more. The composition is composed of a film-forming hydrophilic polymer with at least one linear segment having a plurality of recurring polar groups along the polymer...

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Hauptverfasser: SINGH PARMINDER, NOVIKOV MIKHAIL BORISOVICH, BAIRAMOV DANIR F, PLATE NICOLAI A, FELDSTEIN MIKHAIL M, KULICHIKHIN VALERY G, CLEARY GARY W
Format: Patent
Sprache:eng
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Zusammenfassung:An adhesive composition is provided that is water-insoluble yet water-absorbent, i.e., capable of absorbing up to 15 wt. % water or more. The composition is composed of a film-forming hydrophilic polymer with at least one linear segment having a plurality of recurring polar groups along the polymer backbone, a complementary multifunctional polymer with a plurality of recurring functional groups that noncovalently bind to the polar groups on the film-forming polymer, and a plasticizer. A method for manufacturing the adhesive composition is provided as well.