Water soluble one-component polymeric resin binder system for fi

Details Water soluble one-component polymeric resin binder system for fi Water soluble one-component polymeric resin binder system for fi

1985-06-13

1986-02-18

Thibodeau, Paul J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Continuous and nonuniform or irregular surface on layer or...

428141, 428285, 428286, 428291, 428489, 428524, B32B 516, B32B 1706

Patent

active

045713561

ABSTRACT:
This invention covers a water soluble one-component fiberglass mat binder composition which comprises a urea-formaldehyde resin and polyvinyl acetate polymers and/or vinyl acrylic-polyvinyl acetate copolymers in the manufacture of asphalt shingles. The shingles of the invention are formed by the asphalt coating of a fiberglass mat in which the glass fiber mat has been coated with the binder composition and cured to bond the glass fibers together in the mat structure.

REFERENCES:
patent: 2675338 (1954-04-01), Phillips
patent: 3922425 (1975-11-01), Plumberg

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