Title:
【発明の名称】3―フェニルベンゾフラン―2―オン類
Document Type and Number:
Japanese Patent JP2923681
Kind Code:
B2
Abstract:
The novel compounds of the formula I in which R1 denotes C13-C20-alkyl, R2 denotes hydrogen, C1-C10-alkyl, C5-C12-cycloalkyl, C5-C7-cycloalkyl substituted by C1-C4-alkyl, phenyl or C7-C12-phenylalkyl, R3 denotes hydrogen or C1-C4-alkyl and Z is phenyl, phenyl substituted by C1-C8-alkyl, C1-C4-alkoxy or chlorine, a group where n is equal to 1 or 2 or a group in which the radicals A independently of one another denote C1-C8-alkyl, methoxy or ethoxy, are suitable for stabilizing organic material against oxidative, thermal and actinic degradation.
Inventors:
PAURU DOPUSU
RITA PITSUTERODO
RITA PITSUTERODO
Application Number:
JP22951190A
Publication Date:
July 26, 1999
Filing Date:
August 30, 1990
Export Citation:
Assignee:
CHIBA SUPESHARUTEI CHEM HOORUDEINGU INC
International Classes:
C07D307/83; C07D407/04; C08J7/06; C08K5/1535; C09K15/08; (IPC1-7): C07D307/83; C07D407/04; C08K5/15; C09K15/08
Domestic Patent References:
| JP56138736A |
Attorney, Agent or Firm:
Nobuo Kaida (1 person outside)