发明授权
US4529746A Alkylated vicinal toluenediamines and their use as chain extenders in
the preparation of polyurethane-polyurea elastomers
失效
烷基化邻位甲苯二胺及其在制备聚氨酯 - 聚脲弹性体中作为扩链剂的用途
- 专利标题: Alkylated vicinal toluenediamines and their use as chain extenders in the preparation of polyurethane-polyurea elastomers
- 专利标题(中): 烷基化邻位甲苯二胺及其在制备聚氨酯 - 聚脲弹性体中作为扩链剂的用途
-
申请号: US569825申请日: 1984-01-11
-
公开(公告)号: US4529746A公开(公告)日: 1985-07-16
- 发明人: Robert A. Markovs , John W. Lightsey , Gerhard G. Ramlow , Peter T. Kan
- 申请人: Robert A. Markovs , John W. Lightsey , Gerhard G. Ramlow , Peter T. Kan
- 申请人地址: MI Wyandotte
- 专利权人: BASF Wyandotte Corporation
- 当前专利权人: BASF Wyandotte Corporation
- 当前专利权人地址: MI Wyandotte
- 主分类号: C08G18/32
- IPC分类号: C08G18/32 ; C08G18/65 ; C08G18/14
摘要:
This invention relates to alkylated vicinal toluenediamines and their use as chain extenders in the preparation of polyurethane elastomers.
公开/授权文献
- US5807327A Catheter assembly 公开/授权日:1998-09-15
信息查询