Title:
アルキルメタクリレートと無水マレイン酸とのコポリマーの製造方法
Document Type and Number:
Japanese Patent JP6633079
Kind Code:
B2
Abstract:
The present invention relates to a method for the preparation of a sulfur-free copolymer comprising at least one alkyl methacrylate and maleic anhydride having a number average molecular weight of 3000 to 9000 g/mol by solution polymerization in the presence of a radical initiator.
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Inventors:
Rishikesh Gokhale
Sandra muring
Mariam Katrin Stifruka
Klaus Skimosek
Frank Olaf Mulling
Sandra muring
Mariam Katrin Stifruka
Klaus Skimosek
Frank Olaf Mulling
Application Number:
JP2017532865A
Publication Date:
January 22, 2020
Filing Date:
December 16, 2015
Export Citation:
Assignee:
Evonik Oil Additives GmbH
International Classes:
C08F220/10; C08F2/00; C08F2/04; C08F222/06
Domestic Patent References:
| JP10237135A | ||||
| JP2005502765A | ||||
| JP7149838A | ||||
| JP2017538834A |
Foreign References:
| US5178641 |
Attorney, Agent or Firm:
Patent Business Corporation Ashitaba International Patent Office