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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by American Cyanamid CofiledCriticalAmerican Cyanamid Co
Priority to ES476557ApriorityCriticalpatent/ES476557A1/en
Publication of ES476557A1publicationCriticalpatent/ES476557A1/en
Procedure for preparing nickel stabilizing compositions, useful in providing dyeability and resistance to degradation by heat and ultraviolet radiation to polyolefins, characterized in that it comprises reacting 30-90 parts by weight of a compound of the formula: ** formula ** where R1 and R2 are each alkyl radicals with up to 8 carbon atoms, at least one of which is branched at the alpha carbon atom, and R3 and R4, are each hydrogen or an alkyl radical with up to 18 carbon atoms, with 70-10 parts by weight, respectively, of a secondary or tertiary phosphite. (Machine-translation by Google Translate, not legally binding)
ES476557A1979-01-031979-01-03Procedure for preparing nickel stabilizing compositions. (Machine-translation by Google Translate, not legally binding)
ExpiredES476557A1
(en)