Process for preparing rosin ester with esterification and hydrog

Details Process for preparing rosin ester with esterification and hydrog Process for preparing rosin ester with esterification and hydrog

1988-01-28

1989-07-11

Anderson, Harold D.

Chemistry: natural resins or derivatives; peptides or proteins;

Natural resins or derivatives

Rosin or derivative used as starting material in process, or...

C09F 104

Patent

active

048470104

ABSTRACT:
A process for preparing a rosin ester which comprises purifying a rosin and/or a disproportionated rosin, esterifying the resulting purified rosin and/or purified disproportionated rosin with an alcohol and subjecting the esterified rosin and/or esterified disproportionated rosin to hydrogenating. The resulting rosin ester has superior color nearly equal to colorless and is excellent in various properties such as odor at heating, stability and compatibility with organic polymers.

REFERENCES:
patent: 4248770 (1981-02-01), Matsuo et al.
patent: 4302371 (1981-11-01), Matsuo et al.

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