IT1045678B - Bis-stilbene cpds - as optical brighteners
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Bis-stilbene cpds - as optical brighteners
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Publication number
IT1045678B
IT1045678BIT4791772AIT4791772AIT1045678BIT 1045678 BIT1045678 BIT 1045678BIT 4791772 AIT4791772 AIT 4791772AIT 4791772 AIT4791772 AIT 4791772AIT 1045678 BIT1045678 BIT 1045678B
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Application filed by Ciba Geigy AgfiledCriticalCiba Geigy Ag
Priority to IT4791772ApriorityCriticalpatent/IT1045678B/en
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Publication of IT1045678BpublicationCriticalpatent/IT1045678B/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Selected bis-stilbene cpds of formula: are claimed where M is a salt-forming cation. Used as highly effective optical brighteners for cotton or polyamide substrates 0.0001-1% based on wt. of substrate are sufficient.
IT4791772A1972-01-251972-01-25Bis-stilbene cpds - as optical brighteners
IT1045678B
(en)