Preparation process for polymer-modified bitumen

Details Preparation process for polymer-modified bitumen Preparation process for polymer-modified bitumen

1996-11-21

1998-02-17

Szekely, Peter A.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524 59, 524 69, 524 71, C08L 9500

Patent

active

057192162

ABSTRACT:
A method for improving the storage stability of a polymer-modified bituminous composition, which comprises using as a compatibilizing agent a bis(nitroaryl) disulphide and/or nitroaryl aryl disulphide. The invention further provides a polymer-modified bituminous composition comprising such a compatibilizing agent.

REFERENCES:
patent: 3611888 (1971-10-01), Kavalir et al.
patent: 3634293 (1972-01-01), Bonitz
patent: 4154710 (1979-05-01), Maldonado et al.
patent: 4314921 (1982-02-01), Biegenzein
patent: 4503176 (1985-03-01), Barlow et al.
patent: 5036119 (1991-07-01), Berggren
patent: 5070123 (1991-12-01), Moran
patent: 5120777 (1992-06-01), Chaverot et al.

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