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.)
Resonac Holdings Corp
Original Assignee
Showa Denko KK
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Filing date
Publication date
Application filed by Showa Denko KKfiledCriticalShowa Denko KK
Priority to JP7605876ApriorityCriticalpatent/JPS532599A/en
Publication of JPS532599ApublicationCriticalpatent/JPS532599A/en
Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds
(AREA)
Abstract
PURPOSE: The ring-opening polymerization of norbornene derivatives, etc., by the use of a highly active catalystic system composed of specific organo-metallic compounds and specific co-crushed product, with reduced lowering of the activity caused by the presence of polar groups of the monomers.
COPYRIGHT: (C)1978,JPO&Japio
JP7605876A1976-06-291976-06-29Improved method for preparing ring-opening polymer
PendingJPS532599A
(en)