Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1982-10-27
1984-07-03
Marquis, Melvyn I.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
428220, C08L 9500
Patent
active
044580436
ABSTRACT:
A waterproof sheeting exhibiting improved temperature characteristics and good properties when bonded with molten bitumen comprises by weight 10 to 40 parts of unplasticized PVC, 10 to 40 parts of an ethylene vinyl acetate carbon monoxide terpolymer and 5 to 35 parts of coal tar pitch.
REFERENCES:
patent: Re29548 (1978-02-01), Payne et al.
patent: 2635085 (1953-04-01), Gonnard et al.
patent: 2697697 (1954-12-01), Beck et al.
Bonafont Roger L.
Evans Edwin L.
Price David W.
Sidebottom Ronald
Coal Industry (Patents) Limited
Marquis Melvyn I.
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