CN103724234B - 一种制备含有缩二脲的聚异氰酸酯的方法 - Google Patents
一种制备含有缩二脲的聚异氰酸酯的方法 Download PDFInfo
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- CN103724234B CN103724234B CN201410002995.5A CN201410002995A CN103724234B CN 103724234 B CN103724234 B CN 103724234B CN 201410002995 A CN201410002995 A CN 201410002995A CN 103724234 B CN103724234 B CN 103724234B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
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CN201410002995.5A CN103724234B (zh) | 2014-01-03 | 2014-01-03 | 一种制备含有缩二脲的聚异氰酸酯的方法 |
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CN103724234A CN103724234A (zh) | 2014-04-16 |
CN103724234B true CN103724234B (zh) | 2015-07-15 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105601565B (zh) * | 2014-11-20 | 2018-05-15 | 万华化学集团股份有限公司 | 一种存储稳定的含缩二脲结构的多异氰酸酯的制备方法 |
CN106084182B (zh) * | 2016-06-17 | 2018-10-19 | 万华化学集团股份有限公司 | 一种储存稳定的缩二脲多异氰酸酯的制备方法 |
CN107057012B (zh) * | 2016-11-09 | 2019-09-03 | 万华化学集团股份有限公司 | 一种制备缩二脲聚异氰酸酯的方法 |
CN109705305B (zh) * | 2018-12-11 | 2021-04-20 | 万华化学集团股份有限公司 | 含有多不饱和基团异氰酸酯缩二脲及其制备和应用 |
CN110204714B (zh) * | 2019-06-21 | 2021-12-31 | 苏州科技大学 | 一种磁性共价三嗪骨架材料及其制备方法和应用 |
US20230272151A1 (en) * | 2020-09-25 | 2023-08-31 | Wanhua Chemical Group Co., Ltd. | Storage-stable polyisocyanate composition and preparation method therefor |
CN115232029B (zh) * | 2022-07-04 | 2023-07-21 | 山东新和成精化科技有限公司 | 一种合成缩二脲多异氰酸酯的方法、催化剂及其制备方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4218390A (en) * | 1979-05-09 | 1980-08-19 | Brusilovsky Mikhail G | Method for preparing biuret-structure polyisocyanates |
US4625052A (en) * | 1984-01-31 | 1986-11-25 | Bayer Aktiengesellschaft | Process for the production of polyisocyanates which have a biuret structure |
US5103045A (en) * | 1986-09-03 | 1992-04-07 | Rhone-Poulenc Chimie | Storage-stable biuret polyisocyanates |
CN1128256A (zh) * | 1994-12-09 | 1996-08-07 | Basf公司 | 含缩二脲的聚异氰酸酯的制备方法 |
CN101072805A (zh) * | 2004-12-13 | 2007-11-14 | 巴斯福股份公司 | 生产含有缩二脲基团且储存稳定的无色多异氰酸酯的方法 |
CN103402978A (zh) * | 2011-03-03 | 2013-11-20 | 巴斯夫欧洲公司 | 制备含有缩二脲基团的聚异氰酸酯的方法 |
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- 2014-01-03 CN CN201410002995.5A patent/CN103724234B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4218390A (en) * | 1979-05-09 | 1980-08-19 | Brusilovsky Mikhail G | Method for preparing biuret-structure polyisocyanates |
US4625052A (en) * | 1984-01-31 | 1986-11-25 | Bayer Aktiengesellschaft | Process for the production of polyisocyanates which have a biuret structure |
US5103045A (en) * | 1986-09-03 | 1992-04-07 | Rhone-Poulenc Chimie | Storage-stable biuret polyisocyanates |
CN1128256A (zh) * | 1994-12-09 | 1996-08-07 | Basf公司 | 含缩二脲的聚异氰酸酯的制备方法 |
CN101072805A (zh) * | 2004-12-13 | 2007-11-14 | 巴斯福股份公司 | 生产含有缩二脲基团且储存稳定的无色多异氰酸酯的方法 |
CN103402978A (zh) * | 2011-03-03 | 2013-11-20 | 巴斯夫欧洲公司 | 制备含有缩二脲基团的聚异氰酸酯的方法 |
Non-Patent Citations (1)
Title |
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"HDI多异氰酸酯固化剂合成研究进展";彭丹等;《化学与粘合》;20081115;第30卷(第5期);第61-66页 * |
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Address after: 264002 Yantai economic and Technological Development Zone, Shandong, Tian Shan Road, No. 17 Patentee after: Wanhua Chemical Group Co.,Ltd. Patentee after: Wanhua chemical (Ningbo) Co.,Ltd. Address before: 264002 Yantai City, Shandong province Zhifu District No. 7 Patentee before: Wanhua Chemical Group Co.,Ltd. Patentee before: Wanhua chemical (Ningbo) Co.,Ltd. |
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Denomination of invention: Method for preparing polyisocyanate containing biuret Effective date of registration: 20211123 Granted publication date: 20150715 Pledgee: Bank of China Limited by Share Ltd. Yantai branch Pledgor: Wanhua Chemical Group Co.,Ltd. Registration number: Y2021980013026 |
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