CN109627422B - 一种丁酮肟封闭多异氰酸酯的制备方法 - Google Patents
一种丁酮肟封闭多异氰酸酯的制备方法 Download PDFInfo
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- CN109627422B CN109627422B CN201811377028.1A CN201811377028A CN109627422B CN 109627422 B CN109627422 B CN 109627422B CN 201811377028 A CN201811377028 A CN 201811377028A CN 109627422 B CN109627422 B CN 109627422B
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- dimethylglyoxime
- diisocyanate
- butanone oxime
- polyisocyanate
- solvent
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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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/80—Masked polyisocyanates
- C08G18/8061—Masked polyisocyanates masked with compounds having only one group containing active hydrogen
- C08G18/807—Masked polyisocyanates masked with compounds having only one group containing active hydrogen with nitrogen containing compounds
- C08G18/8077—Oximes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Paints Or Removers (AREA)
- Polyurethanes Or Polyureas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
封闭异氰酸酯 | △b |
实施例1 | 0.4 |
实施例2 | 0.5 |
实施例3 | 0.7 |
对比例1 | 1.2 |
对比例2 | 1.4 |
Claims (18)
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CN109627422A CN109627422A (zh) | 2019-04-16 |
CN109627422B true CN109627422B (zh) | 2021-04-20 |
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CN112266339A (zh) * | 2020-10-23 | 2021-01-26 | 湖南云科化工有限公司 | 一种封闭异氰酸酯的制备方法 |
CN114379180B (zh) * | 2021-12-29 | 2023-07-21 | 和盛包装科技(海宁)股份有限公司 | 一种具有细菌阻隔防护功能的复合包装膜及其制备方法 |
CN115028982A (zh) * | 2022-06-23 | 2022-09-09 | 海南大学 | 一种异氰酸酯改性玄武岩纤维-聚碳酸酯复合材料及其制备方法 |
WO2024124426A1 (zh) * | 2022-12-14 | 2024-06-20 | 万华化学集团股份有限公司 | 一种异佛尔酮二异氰酸酯组合物及其封闭型产品 |
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Denomination of invention: A preparation method of butanone oxime blocked polyisocyanate Effective date of registration: 20211123 Granted publication date: 20210420 Pledgee: Bank of China Limited by Share Ltd. Yantai branch Pledgor: Wanhua Chemical Group Co.,Ltd. Registration number: Y2021980013026 |
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