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

1983-04-12

1985-03-19

Henderson, Christopher A.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

523097, C08L 6124

Patent

active

045060606

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: 3154427 (1964-10-01), Forrest
patent: 3996177 (1976-12-01), Ludwig
patent: 4277529 (1981-07-01), Friedman

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