Title:
【発明の名称】発色剤の高濃度安定溶液
Document Type and Number:
Japanese Patent JP2566938
Kind Code:
B2
Abstract:
Highly concentrated stable solutions of color-forming agents of the general formula I wherein x denotes hydroxyl, alkoxy, alkenyloxy, aralkoxy, cycloalkoxy, aryloxy, acyloxy, alkylamino, dialkylamino, acrylamino, aralkylamino or arylamino and R denotes alkyl, alkenyl or aralkyl, further isocyclic or heterocyclic rings can be fused onto the rings A, B, C and D and the cyclic and acyclic radicals and the rings A, B, C and D can carry further non-ionic substituents which are customary in dyestuff chemistry, or mixtures thereof, in water-insoluble organic solvents from the group comprising optionally chlorinated hydrocarbons, vegetable oils and phthalic acid esters are used for the preparation of pressure-sensitive recording materials.
Inventors:
UDO ETSUKUSHUTAIN
FUUBERUTOSU PUSAARU
FUUBERUTOSU PUSAARU
Application Number:
JP3469987A
Publication Date:
December 25, 1996
Filing Date:
February 19, 1987
Export Citation:
Assignee:
BAIERU AG
SHUTORA FUERUTOMYUURE AG
SHUTORA FUERUTOMYUURE AG
International Classes:
B41M5/136; B41M5/165; C09B67/44; C09B11/00; (IPC1-7): C09B67/44; C09B11/00
Domestic Patent References:
| JP56163154A | ||||
| JP5476317A |
Attorney, Agent or Firm:
Heiyoshi Odashima