CN1312122C - 一种制备和纯化氰酸酯的方法 - Google Patents
一种制备和纯化氰酸酯的方法 Download PDFInfo
- Publication number
- CN1312122C CN1312122C CNB2004100167167A CN200410016716A CN1312122C CN 1312122 C CN1312122 C CN 1312122C CN B2004100167167 A CNB2004100167167 A CN B2004100167167A CN 200410016716 A CN200410016716 A CN 200410016716A CN 1312122 C CN1312122 C CN 1312122C
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- cyanate
- purifying
- preparation according
- solvent
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
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Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2004100167167A CN1312122C (zh) | 2004-03-04 | 2004-03-04 | 一种制备和纯化氰酸酯的方法 |
Applications Claiming Priority (1)
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CNB2004100167167A CN1312122C (zh) | 2004-03-04 | 2004-03-04 | 一种制备和纯化氰酸酯的方法 |
Publications (2)
Publication Number | Publication Date |
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CN1663946A CN1663946A (zh) | 2005-09-07 |
CN1312122C true CN1312122C (zh) | 2007-04-25 |
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CNB2004100167167A Expired - Fee Related CN1312122C (zh) | 2004-03-04 | 2004-03-04 | 一种制备和纯化氰酸酯的方法 |
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CN (1) | CN1312122C (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102206173A (zh) * | 2011-04-08 | 2011-10-05 | 扬州天启化学股份有限公司 | 一种四甲基双酚f型氰酸酯树脂的制备方法 |
SG11201502157VA (en) * | 2012-10-26 | 2015-05-28 | Mitsubishi Gas Chemical Co | Method for producing cyanogen halide, cyanateester compound and method for producing the same,and resin composition |
CN104961652B (zh) * | 2015-05-30 | 2017-03-22 | 扬州天启新材料股份有限公司 | 一种双酚a型氰酸酯树脂单体的制备方法 |
CN107721880A (zh) * | 2017-10-18 | 2018-02-23 | 扬州天启新材料股份有限公司 | 双酚c氰酸酯树脂单体及其制备方法 |
CN111517990B (zh) * | 2020-06-04 | 2022-05-31 | 扬州天启新材料股份有限公司 | 一种双酚a氰酸酯树脂单体的改进合成工艺 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5488144A (en) * | 1991-12-27 | 1996-01-30 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Bifunctional aromatic cyanates, prepolymers and electrical laminates made therefrom |
US5932762A (en) * | 1994-05-27 | 1999-08-03 | Lonza, Ltd. | Process for the production of aryl cyanates |
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2004
- 2004-03-04 CN CNB2004100167167A patent/CN1312122C/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5488144A (en) * | 1991-12-27 | 1996-01-30 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Bifunctional aromatic cyanates, prepolymers and electrical laminates made therefrom |
US5932762A (en) * | 1994-05-27 | 1999-08-03 | Lonza, Ltd. | Process for the production of aryl cyanates |
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Publication number | Publication date |
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CN1663946A (zh) | 2005-09-07 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI HUIFENG CHEMICAL ENGINEERING SCIENCE CO., Free format text: FORMER NAME OR ADDRESS: SHANGHAI HUIFENG TECHNICAL + BUSINESS CO., LTD. |
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CP03 | Change of name, title or address |
Address after: 200335, room 1178, 413 Zhai Lu, Changning District, Shanghai Patentee after: Shanghai Huifeng chemical Engineering Technology Co., Ltd. Address before: 1309, room 87, Kam Hai mansion, 442 lane, Huaihai West Road, Shanghai, 200052 Patentee before: Shanghai Huifeng Technical & Business Co., Ltd. |
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C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070425 Termination date: 20130304 |