Preparation of modified petroleum resins

Details Preparation of modified petroleum resins Preparation of modified petroleum resins

1980-06-23

1981-09-29

Griffin, Ronald W.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

106 27, 106 32, 260DIG38, 526308, C09D 3733, C09D 1110

Patent

active

042922216

ABSTRACT:
Carboxyl modified petroleum resins suitable as resins in inks for off-set printing are obtained by heating cyclopentadiene or a comparable monomer with 1 to 15 wt. % of a carboxylic acid which is not .alpha.-.beta., unsaturated at from 270.degree. C. to 290.degree. under sufficient pressure to keep the mixture liquid.

REFERENCES:
patent: 3984381 (1976-10-01), Tsuchiya et al.
patent: 4002585 (1977-01-01), Oishi et al.
patent: 4028291 (1977-06-01), Tsuchiya et al.
patent: 4048132 (1977-09-01), Tsuchiya et al.
patent: 4056498 (1977-11-01), Laurito
patent: 4087483 (1978-05-01), Geerdes

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