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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
BASF Schweiz AG
IWS Nominee Co Ltd
Original Assignee
Ciba Geigy AG
Ciba AG
IWS Nominee Co Ltd
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Publication date
Application filed by Ciba Geigy AG, Ciba AG, IWS Nominee Co LtdfiledCriticalCiba Geigy AG
Publication of ES384591A1publicationCriticalpatent/ES384591A1/en
Polymers With Sulfur, Phosphorus Or Metals In The Main Chain
(AREA)
Abstract
Procedure to modify the keratinous material, characterized by: (1) treating the material with a polysulfide that has fundamentally the formula **(See formula)** where R denotes an alkylene hydrocarbon group containing 2 to 4 carbon atoms, R1 denotes hydrogen, methyl or ethyl, q is an integer with an average value of at least 1, such that the polysulfide has an average molecular weight at least 500 and at most 8000, and/or either m is zero, in which case n and p are each zero, or m is 1, in which case n is zero or 1 and p is 1, and (2) cure the polysulfide on the material. (Machine-translation by Google Translate, not legally binding)
ES384591A1969-10-081970-10-07Procedure to modify the keratinous material. (Machine-translation by Google Translate, not legally binding)
ExpiredES384591A1
(en)
A procedure for the preparation of a pharmaceutical composition comprising the mixture of a polyoxypropylene-polioxyethylene polymer. (Machine-translation by Google Translate, not legally binding)
Procedure to prepare a new polymer containing halogen, stabilized against the deteriorating effect of heat (Machine-translation by Google Translate, not legally binding)
A method of preparing a pharmaceutical composition containing a halogenated dioxolan compound. (Machine-translation by Google Translate, not legally binding)