Title:
POLY (VINYL ALCOHOL) - BASED FORMALDEHYDE-FREE CURABLE AQUEOUS COMPOSITION
Document Type and Number:
WIPO Patent Application WO2006120523
Kind Code:
B1
Abstract:
A formaldehyde-free curable aqueous composition containing polyvinyl alcohol, a multi- functional crosslinking agent, and, optionally, a catalyst. The composition may be used as a binder for non-woven products such as fiberglass insulation. The non-woven products are formed by contacting the formaldehyde-free curable aqueous composition with fibrous components and the mixture is cured to form a rigid thermoset polymer providing excellent strength and water resistance of the cured nonwoven product.
Inventors:
PISANOVA ELENA (CA)
SCHMIDT ROBERT (CA)
TSEITLIN ALEXANDER (CA)
SCHMIDT ROBERT (CA)
TSEITLIN ALEXANDER (CA)
Application Number:
PCT/IB2006/001129
Publication Date:
March 15, 2007
Filing Date:
May 02, 2006
Export Citation:
Assignee:
DYNEA AUSTRIA GMBH (AT)
PISANOVA ELENA (CA)
SCHMIDT ROBERT (CA)
TSEITLIN ALEXANDER (CA)
PISANOVA ELENA (CA)
SCHMIDT ROBERT (CA)
TSEITLIN ALEXANDER (CA)
International Classes:
C08K5/09; B32B17/04; C08G4/00; C08G8/10; C08K5/07; D04H1/64
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