Chemically modified bitumen composition

Details Chemically modified bitumen composition Chemically modified bitumen composition

Filed on

1980-06-19

Date issued

1981-08-25

Examiner

Kendell, Lorraine T.

Patent Class

Compositions: coating or plastic

SubClass

Coating or plastic compositions

SubSubClass

Bituminous material or tarry residue

Other Related Categories

106281R, 208 44, B32B 1100, C08L 9500

Type

Patent

Status

active

Patent number

042857341

Description

ABSTRACT:
A chemically-modified bitumen composition prepared by reacting a bituminous material with a chromium complex. The composition can be used to coat fillers and glass fibers, either in the form of individual filaments or bundles of glass fibers. The coated fillers and fibers can be used as reinforcement for bitumen or bitumen plus aggregate to securely tie the filler or glass fiber surfaces to the bitumen.

REFERENCES:
patent: 2796375 (1957-06-01), Winslow
patent: 3963509 (1976-06-01), Doi et al.

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