Laminate suitable as hydrocarbon resistant pond liner

Details Laminate suitable as hydrocarbon resistant pond liner Laminate suitable as hydrocarbon resistant pond liner

1975-05-01

1977-07-12

Bell, James J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

61 1R, 428286, 428300, 428301, 428515, B32B 700

Patent

active

040355438

ABSTRACT:
A laminate is provided having sufficient strength and hydrocarbon resistance to be used as a pond liner. The laminate has at least one cohesive batt of polypropylene fiber having a weight of about 100 g/m.sup.2 to about 250 g/m.sup.2 heat bonded to at least one polyethylene film having a thickness of about 10 to about 50 mils and a density of about 0.905 to about 0.925 g/cc.

REFERENCES:
patent: 2949394 (1960-08-01), Rodman
patent: 3282771 (1966-11-01), Goodman et al.
patent: 3474625 (1969-10-01), Draper et al.
patent: 3576687 (1971-04-01), Parlin
patent: 3666585 (1972-05-01), Barbehenn et al.
patent: 3676242 (1972-07-01), Prentice
"Textbook of Polymer Chemistry" Fred Billmeyer, 1957, Interscience Publishers Inc., p. 332.

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