Invention Grant
US3531447A Sulfur-vulcanizable copolymers of ethylene,propylene and 5 - (2'- and/or 3'-methyl - 2 - butenyl-) - norbornene - (2) and process for preparing them
失效
乙烯，丙烯和5-（2'-和/或3'-甲基-2-丁烯 - ） - 诺贝恩的硫化氢可共聚物 - （2）及其制备方法
- Patent Title: Sulfur-vulcanizable copolymers of ethylene,propylene and 5 - (2'- and/or 3'-methyl - 2 - butenyl-) - norbornene - (2) and process for preparing them
- Patent Title (中): 乙烯，丙烯和5-（2'-和/或3'-甲基-2-丁烯 - ） - 诺贝恩的硫化氢可共聚物 - （2）及其制备方法
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Application No.: US3531447DApplication Date: 1967-03-16
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Publication No.: US3531447APublication Date: 1970-09-29
- Inventor: GUMBOLDT ALBERT GUSTAV MARTIN , HELBERG JURGEN , STEMMER HANS-DIETER
- Applicant: HOECHST AG
- Assignee: Hoechst AG
- Current Assignee: Hoechst AG
- Priority: DEF0048705 1966-03-19
- Main IPC: C08F210/00
- IPC: C08F210/00 ; C08D3/04 ; C08F15/40 ; C08F27/06
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