Polymer-modified bitumen (PMB)

Details Polymer-modified bitumen (PMB) Polymer-modified bitumen (PMB)

1990-06-01

1992-02-04

Bell, Mark L.

Compositions: coating or plastic

Coating or plastic compositions

Bituminous material or tarry residue

106277, 1062844, 106668, 106671, 106823, C08L 9500, C09D 400, C09D10100, C09D20100

Patent

active

050857010

ABSTRACT:
A polymer-modified bitumen (PmB) having improved elastic restoration prepared by blending from 0.5-20 wt. % of a polymer material in bitumen, said polymer additive, which may be comprised of various polymers, being comprised of from 20-100 wt. % of a polyalkyl (meth)acrylate comprising monomer units as follows:

REFERENCES:
patent: 2420082 (1947-05-01), Klinger
patent: 2848429 (1958-08-01), Woodruff et al.
Ger. AS 12 40 773=CA 67:66364m.
Ger. OS 23 31 727 (Has No English Equivalent).
Ger. OS 25 09 473=CA 86:92998h.
Jap. OS 52-141829=CA 89:48110a.
PCT [OS] 88/07067.

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