Title:
CRYSTALLINE PIGMENT MIXTURE BASED ON PERYLENE TETRACARBOXYLIC DIIMIDE AND ITS PRODUCTION AND USE
Document Type and Number:
Japanese Patent JPS6191266
Kind Code:
A
Abstract:
Perylenetetracarbimide mixed crystal pigments having the crystal lattice of the alpha -modification of bis-N,N'-3',5'-dimethylphenyl- perylenetetracarbimide of the formula (1) and consisting of 99 - 70 mole per cent of the symmetrical diimide of the formula (1) and correspondingly 1 - 30 mole per cent of the asymmetrically substituted diimide of the formula (2) are useful for colouring organic polymers.g
Inventors:
ERUNSUTO SHIYUPIICHIYUKA
HERUMUUTO TORESUTERU
HERUMUUTO TORESUTERU
Application Number:
JP21816985A
Publication Date:
May 09, 1986
Filing Date:
October 02, 1985
Export Citation:
Assignee:
HOECHST AG
International Classes:
C08K5/34; C09B5/62; C09B67/22; C09B67/26; (IPC1-7): C09B5/62; C09B67/48
Domestic Patent References:
| JP45033552A | ||||
| JPS5611956A | 1981-02-05 | |||
| JPS517025A | 1976-01-21 |
Foreign References:
| DE2009073A1 | 1970-09-10 |
Attorney, Agent or Firm:
Ezaki Mitsuyoshi