CN105237699B - 固化道床用聚氨酯软泡材料及其制备方法 - Google Patents
固化道床用聚氨酯软泡材料及其制备方法 Download PDFInfo
- Publication number
- CN105237699B CN105237699B CN201510556783.6A CN201510556783A CN105237699B CN 105237699 B CN105237699 B CN 105237699B CN 201510556783 A CN201510556783 A CN 201510556783A CN 105237699 B CN105237699 B CN 105237699B
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- CN
- China
- Prior art keywords
- polyurethane foam
- polyether polyol
- catalyst
- flexible polyurethane
- isocyanates
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/16—Catalysts
- C08G18/22—Catalysts containing metal compounds
- C08G18/222—Catalysts containing metal compounds metal compounds not provided for in groups C08G18/225 - C08G18/26
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/16—Catalysts
- C08G18/22—Catalysts containing metal compounds
- C08G18/24—Catalysts containing metal compounds of tin
- C08G18/244—Catalysts containing metal compounds of tin tin salts of carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2101/00—Manufacture of cellular products
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510556783.6A CN105237699B (zh) | 2015-09-02 | 2015-09-02 | 固化道床用聚氨酯软泡材料及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510556783.6A CN105237699B (zh) | 2015-09-02 | 2015-09-02 | 固化道床用聚氨酯软泡材料及其制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN105237699A CN105237699A (zh) | 2016-01-13 |
CN105237699B true CN105237699B (zh) | 2018-05-08 |
Family
ID=55035558
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510556783.6A Active CN105237699B (zh) | 2015-09-02 | 2015-09-02 | 固化道床用聚氨酯软泡材料及其制备方法 |
Country Status (1)
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CN (1) | CN105237699B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107190583A (zh) * | 2017-05-25 | 2017-09-22 | 中国铁道科学研究院铁道建筑研究所 | 聚氨酯固化道床及其制作方法 |
CN108409940B (zh) * | 2018-03-14 | 2021-04-27 | 烟台合力聚氨酯有限公司 | 一种用于制备高回弹泡沫的改性mdi的制备方法 |
CN112920377B (zh) * | 2021-01-29 | 2022-08-30 | 青岛海力威新材料科技股份有限公司 | 一种铁路固化道床用聚氨酯软泡材料及其制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1239485A (zh) * | 1996-12-02 | 1999-12-22 | 拜尔公司 | 柔性开孔聚氨酯泡沫材料的间歇生产方法 |
CN102924686A (zh) * | 2012-11-22 | 2013-02-13 | 中国铁道科学研究院铁道建筑研究所 | 一种用于散粒体固结的软质聚氨酯泡沫材料 |
CN104558489A (zh) * | 2014-12-24 | 2015-04-29 | 浙江华峰氨纶股份有限公司 | 铁路道砟用聚氨酯软泡材料及其制备方法 |
-
2015
- 2015-09-02 CN CN201510556783.6A patent/CN105237699B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1239485A (zh) * | 1996-12-02 | 1999-12-22 | 拜尔公司 | 柔性开孔聚氨酯泡沫材料的间歇生产方法 |
CN102924686A (zh) * | 2012-11-22 | 2013-02-13 | 中国铁道科学研究院铁道建筑研究所 | 一种用于散粒体固结的软质聚氨酯泡沫材料 |
CN104558489A (zh) * | 2014-12-24 | 2015-04-29 | 浙江华峰氨纶股份有限公司 | 铁路道砟用聚氨酯软泡材料及其制备方法 |
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CN105237699A (zh) | 2016-01-13 |
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Effective date of registration: 20181116 Address after: 325206 Xinteng Town Industrial Park, Ruian City, Wenzhou City, Zhejiang Province Co-patentee after: Shanghai Huafon New Material Research & Development Technology Co., Ltd. Patentee after: Zhejiang Huafeng Spandex Co., Ltd. Address before: 325206 Xinteng Town Industrial Park, Ruian City, Wenzhou City, Zhejiang Province Co-patentee before: Shanghai Huafeng material science and Technology Research Institute (limited partnership) Patentee before: Zhejiang Huafeng Spandex Co., Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 325206 Xinteng Town Industrial Park, Ruian City, Wenzhou City, Zhejiang Province Patentee after: Huafeng Chemical Co.,Ltd. Patentee after: SHANGHAI HUAFON NEW MATERIAL RESEARCH & DEVELOPMENT TECHNOLOGY Co.,Ltd. Address before: 325206 Xinteng Town Industrial Park, Ruian City, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG HUAFENG SPANDEX Co.,Ltd. Patentee before: SHANGHAI HUAFON NEW MATERIAL RESEARCH & DEVELOPMENT TECHNOLOGY Co.,Ltd. |