Polymer-containing bituminous composition and composite sealing

Details Polymer-containing bituminous composition and composite sealing Polymer-containing bituminous composition and composite sealing

1979-09-11

1981-08-04

Marquis, Melvyn I.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

4273898, 427391, 4274342, 427442, 427443, 428441, 428491, 428511, C08L 9100

Patent

active

042821274

ABSTRACT:
This invention relates to a bitumen-based composition comprising a ternary mixture of (a) 52-78 wt % bitumen, (b) 20-40 wt % polyolefin and (c) 2-8 wt % of a butadiene-styrene copolymer.
Said composition is useful alone for sealing purposes as a melt or a solution, and is also useful for the production of composite sealing sheets.

REFERENCES:
patent: 3459695 (1960-08-01), Hedge et al.
patent: 3790519 (1974-02-01), Wahlborg
patent: 4081502 (1978-03-01), Blumel et al.
patent: 4091134 (1978-05-01), Uemura et al.

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