Novel-heat resistant adhesives

Details Novel-heat resistant adhesives Novel-heat resistant adhesives

1988-09-02

1989-05-16

Schofer, Joseph L.

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524819, 5263075, 5263078, 5263171, C08L 3300

Patent

active

048310778

ABSTRACT:
An aqueous adhesive dispersion containing, based on the total weight of the dispersion, 40 to 65% by weight of a copolymer formed by radical copolymerization of ethylene, acrylic esters having alkyl groups of 4 to 12 carbon atoms, vinyl acetate, ethylenically unsaturated carboxylic acid, ethylenically unsaturated hydroxyalkyl functional compounds, (meth-)-acrylamide and, optionally, other mono- or poly-ethylenically unsaturated compounds, using emulsion polymerization and having a glass-transition temperature of from -20.degree. to -60.degree. C. and a K value of from 50 to 180 characterized in that the copolymer was produced from:

REFERENCES:
patent: 4322516 (1982-03-01), Wiest et al.

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