ES317707A1 - Procedure for the optical clarification of organic materials. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the optical clarification of organic materials. (Machine-translation by Google Translate, not legally binding)
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba AG
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Priority claimed from CH1236264Aexternal-prioritypatent/CH421041A/en
Priority claimed from CH1027265Aexternal-prioritypatent/CH472416A/en
Application filed by Ciba Geigy AG, Ciba AGfiledCriticalCiba Geigy AG
Publication of ES317707A1publicationCriticalpatent/ES317707A1/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Process for the optical clarification of organic materials, characterized by incorporating to these materials, or applying to them, new 4,4'-bis-triacinyl-stilbenes of the formula ** (See formula) ** where R1 to R4 are the same or different and each represents an aryl or aralkenyl radical or a heterocyclic radical of aromatic character, and W means a stybic radical linked in position 4 and 4 'to the triazine rings. (Machine-translation by Google Translate, not legally binding)
ES0317707A1964-09-231965-09-22Procedure for the optical clarification of organic materials. (Machine-translation by Google Translate, not legally binding)
ExpiredES317707A1
(en)