| 摘要 |
In microcapsules with a polymeric capsule wall, the polymer of the capsule wall comprises thermolabile predetermined breaking points in the form of hexamethylenetetramine or acetaldehyde ammonia derivatives in order to facilitate release of the capsule contents (various active substances, such as example, dyes, medicaments, developers, curing agents, flameproofing agents) in a specific manner by exposure to heat. |
| 申请人 |
SIEMENS AG, 1000 BERLIN UND 8000 MUENCHEN, DE |
发明人 |
NUYKEN, OSKAR, PROF. DR., 8000 MUENCHEN, DE;VOIT, BRIGITTE, DIPL.-CHEM., 8581 GOLDKRONACH, DE;DAUTH, JOCHEN, DIPL.-CHEM., 8580 BAYREUTH, DE |
