发明名称 |
Pentamethylene diisocyanate, method for producing pentamethylene diisocyanate, polyisocyanate composition, polyurethane resin, and polyurea resin |
摘要 |
A Pentamethylene diisocyanate is obtained by phosgenating pentamethylenediamine or its salt obtained by a biochemical method, and contains 5 to 400 ppm of a compound represented by the general formula (1) below and a compound represented by the general formula (2) below in total:;; |
申请公布号 |
US9376404(B2) |
申请公布日期 |
2016.06.28 |
申请号 |
US201514962369 |
申请日期 |
2015.12.08 |
申请人 |
MITSUI CHEMICALS, INC. |
发明人 |
Nakagawa Toshihiko;Takeuchi Hiroshi;Sato Kuniaki;Yamasaki Satoshi |
分类号 |
C07C263/10;C07D251/34;C08G18/73;C08G18/78;C08G18/79 |
主分类号 |
C07C263/10 |
代理机构 |
Foley & Lardner LLP |
代理人 |
Foley & Lardner LLP |
主权项 |
1. A polyisocyanate composition produced by modifying a pentamethylene diisocyanate obtained by phosgenating pentamethylenediamine or its salt obtained by a biochemical method and contains 5 to 200 ppm of a compound represented by the general formula (1) below and a compound represented by the general formula (2) below in total,
wherein the polyisocyanate composition contains at least one functional group of (a) to (e) below: (a) an isocyanurate group, (b) an allophanate group, (c) a biuret group, (d) a urethane group, and (e) a urea group, |
地址 |
Tokyo JP |