Pitch-aluminum pigment composition

Details Pitch-aluminum pigment composition Pitch-aluminum pigment composition

1974-09-23

1977-04-12

Hayes, Lorenzo B.

Compositions: coating or plastic

Coating or plastic compositions

Bituminous material or tarry residue

106284, 427238, C08L 9500

Patent

active

040173232

ABSTRACT:
Disclosed is a pitch-impregnated fiber pipe having a surface coating of pitch containing aluminum pigment. The method of manufacture comprises suspending unimpregnated, conventionally manufactured porous fiber pipe tubes in a suspension of aluminum powder in the liquid pitch and forcing the pitch into the pores and interstices of the fiber pipe tubes.

REFERENCES:
patent: 1355102 (1920-10-01), Yeager
patent: 1568215 (1926-01-01), Fleming
patent: 2201981 (1940-05-01), Baron
patent: 2255825 (1941-09-01), Skeen
patent: 2307027 (1943-01-01), Davie et al.
patent: 2332219 (1943-10-01), Harshberger
patent: 2461352 (1949-02-01), Smith et al.

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