Process for preparing colorless rosin

Details Process for preparing colorless rosin Process for preparing colorless rosin

1988-09-23

1990-03-06

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...

530222, 530223, 530227, C09F 700, C09F 104

Patent

active

049067338

ABSTRACT:
A process for preparing a colorless rosin comprising a step for purifying a disproportionated rosin and hydrogenating the rosin. According to the process, a rosin having a color nearly equal to colorless and is excellent in various properties such as odorless at heating and stability is prepared.

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

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