Title:
METHOD FOR PRODUCING DISPROPORTIONATED ROSIN
Document Type and Number:
Japanese Patent JP2002284732
Kind Code:
A
Abstract:
To provide a method for producing a disproportionated rosin comprising converting all of the abietane skeletons to dehydroabietic acid and tetrahydroabietic acid.
This method for producing a disproportionated rosin is characterized by comprising disproportionating a rosin using a hydroxyapatite-based catalyst.
Inventors:
KANEDA KIYOOMI
ITOI YASUSHI
ITOI YASUSHI
Application Number:
JP2001088995A
Publication Date:
October 03, 2002
Filing Date:
March 27, 2001
Export Citation:
Assignee:
ARAKAWA CHEM IND
International Classes:
C07C51/36; C07B61/00; C07C51/377; C07C61/135; C07C61/28; (IPC1-7): C07C51/36; C07C51/377; C07C61/135; C07C61/28
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