Method for waterproofing surfaces

Details Method for waterproofing surfaces Method for waterproofing surfaces

1983-03-28

1986-05-20

Bell, James J.

Hydraulic and earth engineering

Earth treatment or control

Impermeabilization

156 71, 1563084, 405 53, 428 57, 428 58, 428141, 428143, 428192, 428193, 428244, 428246, 428492, C09K 1700

Patent

active

045898049

ABSTRACT:
A waterproof membrane comprising an elastomeric sheet, said sheet formed of a composition which includes a neutralized acid group containing elastomeric polymer, the neutralized acid group cation selected from the group consisting of ammonium, antimony, aluminum, iron, lead and a metal of Group IA, IIA, IB or IIB of the Periodic Table of Elements and mixtures thereof; a non-polar process oil; carbon black and a preferential plasticizer is disclosed. In a preferred embodiment the membrane is supported with a supporting sheet, said sheet selected from the group consisting of fabrics, paper and metal foil. The use of this membrane as a roof covering, pond, pit or aqueduct liner is recited. The method of forming the membrane, and the resultant roof covering, pond, pit or aqueduct liner is also disclosed.

REFERENCES:
patent: 4480062 (1984-10-01), Paeglis

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