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CN113929851B8 - 一种基于低真空度密闭空间的聚氨酯硬泡及其制备方法和应用 - Google Patents

一种基于低真空度密闭空间的聚氨酯硬泡及其制备方法和应用 Download PDF

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CN113929851B8
CN113929851B8 CN202010607256.4A CN202010607256A CN113929851B8 CN 113929851 B8 CN113929851 B8 CN 113929851B8 CN 202010607256 A CN202010607256 A CN 202010607256A CN 113929851 B8 CN113929851 B8 CN 113929851B8
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low
polyurethane rigid
rigid foam
vacuum
foaming agent
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CN113929851B (zh
CN113929851A (zh
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钟仁升
陈文靖
叶俊
王琭
朱霞林
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Wanhua Chemical Ningbo Rongwei Polyurethane Co Ltd
Wanhua Chemical Yantai Rongwei Polyurethane Co Ltd
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Wanhua Chemical Ningbo Rongwei Polyurethane Co Ltd
Wanhua Chemical Yantai Rongwei Polyurethane Co Ltd
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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
    • C08G18/28—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
    • C08G18/482—Mixtures of polyethers containing at least one polyether containing nitrogen
    • C—CHEMISTRY; METALLURGY
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    • 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
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
    • C08G18/5024—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups
    • C08G18/5027—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups directly linked to carbocyclic groups
    • C—CHEMISTRY; METALLURGY
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    • 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
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
    • C08G18/5024—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups
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    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
    • C08G65/2618—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing nitrogen
    • C08G65/2621—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing nitrogen containing amine groups
    • C08G65/2627—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing nitrogen containing amine groups containing aromatic or arylaliphatic amine groups
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    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/141—Hydrocarbons
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    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
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    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/143—Halogen containing compounds
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    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
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    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
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    • C08J2203/00—Foams characterized by the expanding agent
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    • C08J2203/00—Foams characterized by the expanding agent
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    • C08J2203/182—Binary blends of expanding agents of physical blowing agents, e.g. acetone and butane
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    • C08J2205/10—Rigid foams
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    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
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    • C08J2375/12—Polyurethanes from compounds containing nitrogen and active hydrogen, the nitrogen atom not being part of an isocyanate group

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

本发明提供了一种基于低真空度密闭空间的聚氨酯硬泡及其制备方法和应用。该聚氨酯硬质泡沫以一种高粘度聚醚多元醇为主原料，所述聚醚多元醇具有粘度高和对气体吸附能力强的特点，能有效改善泡沫壁在流动过程中的稳定性，减少泡沫表面气泡。在具有一定真空度的密闭空间，箱体发泡层压力绝对值越低的环境中，发泡剂含量较多或者含低沸点发泡剂的体系，泡沫流动较快，容易与内胆和金属外壳发生剪切，同时绕弯过程中产生裹气，形成气泡，使用该体系能有效解决该问题。
CN202010607256.4A 2020-06-29 2020-06-29 一种基于低真空度密闭空间的聚氨酯硬泡及其制备方法和应用 Active CN113929851B8 (zh)

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* Cited by examiner, † Cited by third party
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EP4286437A1 (en) 2022-06-02 2023-12-06 Covestro Deutschland AG Polyurethane foaming system and rigid foam prepared therefrom
EP4306561A1 (en) * 2022-07-14 2024-01-17 Covestro Deutschland AG Polyurethane foaming system and rigid foam prepared therefrom
EP4306562A1 (en) * 2022-07-14 2024-01-17 Covestro Deutschland AG Polyurethane foaming system and rigid foam prepared therefrom
CN115232277B (zh) * 2022-08-11 2023-09-22 山东一诺威新材料有限公司 仿乳胶聚氨酯软质泡沫用特种聚醚多元醇及其制备方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1347428A (zh) * 1999-04-14 2002-05-01 拜尔公司 制备硬质聚氨酯泡沫的多羟基化合物的混合物
CN102282190A (zh) * 2009-01-20 2011-12-14 巴斯夫欧洲公司 制备硬质聚氨酯泡沫的方法
WO2016150016A1 (zh) * 2015-03-24 2016-09-29 合肥华凌股份有限公司 聚氨酯组合物、聚氨酯泡沫及其制备方法和冰箱

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1347428A (zh) * 1999-04-14 2002-05-01 拜尔公司 制备硬质聚氨酯泡沫的多羟基化合物的混合物
CN102282190A (zh) * 2009-01-20 2011-12-14 巴斯夫欧洲公司 制备硬质聚氨酯泡沫的方法
WO2016150016A1 (zh) * 2015-03-24 2016-09-29 合肥华凌股份有限公司 聚氨酯组合物、聚氨酯泡沫及其制备方法和冰箱

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CI03 Correction of invention patent

Correction item: Address

Correct: 315812 Wanhua Industrial Park, No.39 Huandao North Road, Daxie Development Zone, Ningbo City, Zhejiang Province

False: 315812 Wanhua Industrial Park, No.39 Huandao North Road, Daxie Development Zone, Hangzhou City, Zhejiang Province

Number: 22-01

Page: The title page

Volume: 39

Correction item: Address

Correct: 315812 Wanhua Industrial Park, No.39 Huandao North Road, Daxie Development Zone, Ningbo City, Zhejiang Province

False: 315812 Wanhua Industrial Park, No.39 Huandao North Road, Daxie Development Zone, Hangzhou City, Zhejiang Province

Number: 22-01

CI03 Correction of invention patent
OR01 Other related matters
OR01 Other related matters