TW200740868A - Polyurethane cast elastomers made of NCO prepolymers based on 2,4'-MDI and a process for their preparation - Google Patents

Polyurethane cast elastomers made of NCO prepolymers based on 2,4'-MDI and a process for their preparation

Info

Publication number
TW200740868A
TW200740868A TW096103448A TW96103448A TW200740868A TW 200740868 A TW200740868 A TW 200740868A TW 096103448 A TW096103448 A TW 096103448A TW 96103448 A TW96103448 A TW 96103448A TW 200740868 A TW200740868 A TW 200740868A
Authority
TW
Taiwan
Prior art keywords
mdi
preparation
cast elastomers
prepolymers based
nco prepolymers
Prior art date
Application number
TW096103448A
Other languages
Chinese (zh)
Inventor
Hartmut Nefzger
Manfred Schmidt
James-Michael Barnes
Matthias Wintermantel
Original Assignee
Bayer Materialscience Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bayer Materialscience Ag filed Critical Bayer Materialscience Ag
Publication of TW200740868A publication Critical patent/TW200740868A/en

Links

Classifications

    • 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
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • 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
    • C08G18/28—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
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4236—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups
    • C08G18/4238—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups derived from dicarboxylic acids and dialcohols
    • 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
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • 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
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
    • C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group

Abstract

Polyurethane (PUR) cast elastomers are produced from NCO-functional prepolymers based on 2,4'-MDI satisfying specific compositional requirements and amine-based chain extenders and/or crosslinking agents.
TW096103448A 2006-02-01 2007-01-31 Polyurethane cast elastomers made of NCO prepolymers based on 2,4'-MDI and a process for their preparation TW200740868A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102006004527A DE102006004527A1 (en) 2006-02-01 2006-02-01 Polyurethane cast elastomers from NCO prepolymers based on 2,4-MDI, a process for their preparation and their use

Publications (1)

Publication Number Publication Date
TW200740868A true TW200740868A (en) 2007-11-01

Family

ID=37808065

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096103448A TW200740868A (en) 2006-02-01 2007-01-31 Polyurethane cast elastomers made of NCO prepolymers based on 2,4'-MDI and a process for their preparation

Country Status (11)

Country Link
EP (1) EP1981923A1 (en)
JP (1) JP2009525363A (en)
KR (1) KR20080097416A (en)
CN (1) CN101379105A (en)
BR (1) BRPI0707383A2 (en)
CA (1) CA2640685A1 (en)
DE (1) DE102006004527A1 (en)
RU (1) RU2008135000A (en)
TW (1) TW200740868A (en)
WO (1) WO2007087987A1 (en)
ZA (1) ZA200806596B (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008133343A (en) * 2006-11-28 2008-06-12 Nippon Polyurethane Ind Co Ltd Urethane elastomer-forming composition composed of urethane prepolymer obtained by using 2,4'-mdi as principal component
KR100942359B1 (en) * 2007-11-06 2010-02-12 주식회사 효성 Method for preparing polyurethaneurea elastic fiber with improved heat settability
DE102008045223A1 (en) * 2007-11-20 2009-05-28 Bayer Materialscience Ag Polyurethane / polyurea elastomers based on 2,4'-diphenylmethane diisocyanate prepolymers and their preparation
DE102008012971A1 (en) 2008-03-06 2009-05-28 Bayer Materialscience Ag Preparing polyurethane prepolymer, useful to prepare polyurethane/polyurea elastomer, comprises contacting diphenylmethane diisocyanate with polyol and removing non-reacted diphenylmethane diisocyanate by distillation
AU2009228586B2 (en) * 2008-03-28 2014-02-13 Polytex Sportbelage Produktions Gmbh 2,2'-MDI-based isocyanate mixtures and the production and use thereof
US20130109830A1 (en) * 2010-05-07 2013-05-02 Bayer Intellectual Property Gmbh Polyurethane elastomers, a method for producing same, and use thereof
EP2455410A1 (en) * 2010-11-23 2012-05-23 Bayer MaterialScience AG Polyurethane elastomer moulded parts composed of diphenylmethane diisocyanate based NCO prepolymers and metal salt complexes and method for producing same
CN102181033A (en) * 2011-03-28 2011-09-14 来安县安泰聚氨酯制品有限公司 Technology formula of polyurethane stripping wheel
EP2559716A1 (en) 2011-08-15 2013-02-20 Basf Se Polyurethane cast resin
US9096707B2 (en) 2012-02-13 2015-08-04 Dow Global Technologies Llc Elastomers for paper mill equipment
CN103923457B (en) * 2014-03-27 2016-08-17 黎明化工研究设计院有限责任公司 A kind of High-abrasion-resistpolyurethane polyurethane elastomer and preparation method thereof
WO2015146527A1 (en) * 2014-03-28 2015-10-01 ホヤ レンズ タイランド リミテッド Polyisocyanate monomer composition for optical members, and optical member and production method therefor
JP6110827B2 (en) * 2014-09-29 2017-04-05 富士フイルム株式会社 Endoscope flexible tube, endoscope adhesive, endoscope medical device, and endoscope flexible tube and endoscope medical device manufacturing method
CN109503804A (en) * 2018-12-10 2019-03-22 山西省化工研究所（有限公司） A kind of room temperature curing high-performance polyurethane elastomer composition
EP4041788A1 (en) * 2019-10-09 2022-08-17 Dupont Polymers, Incorporated Improved polyester
US20210122007A1 (en) * 2019-10-23 2021-04-29 Skc Co., Ltd. Composition for polishing pad and polishing pad
EP3835335A1 (en) 2019-12-12 2021-06-16 Covestro Deutschland AG Method for producing wood-based panels
CN115122453A (en) 2021-03-24 2022-09-30 科思创德国股份有限公司 Method for preparing artificial board
EP4223826A1 (en) 2022-02-08 2023-08-09 Covestro Deutschland AG Isocyanate composition and use thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2928182A1 (en) * 1979-07-12 1981-01-29 Bayer Ag METHOD FOR PRODUCING ELASTIC, CELL-SHAPED, POLYURETHANE UREAS, IF ANY
DE3716479A1 (en) * 1987-05-16 1988-11-24 Elastogran Gmbh METHOD FOR PRODUCING COATINGS FROM POLYURETHANE SINGLE-COMPONENT SYSTEMS AND WATER VAPOR
KR100791682B1 (en) * 1999-11-30 2008-01-03 켐트라 코포레이션 High performance polyurethane elastomers from mdi prepolymers with reduced content of free mdi monomer
TW589421B (en) * 2000-04-26 2004-06-01 Du Pont Spandex with high heat-set efficiency
DE10216659A1 (en) * 2002-04-15 2003-10-23 Basf Ag A process for preparation of isocyanate compositions with blocked isocyanate groups useful in the preparation of paints, coatings, adhesives, and for elastification of epoxide and phenol resins
DE102004022683A1 (en) * 2004-05-05 2005-11-24 Basf Ag Production of polyurea spray elastomer for use in concrete repair and waterproofing, involves reacting a prepolymer derived largely from 2,4-diphenyl-methanedi-isocyanate with an amine component

Also Published As

Publication number Publication date
BRPI0707383A2 (en) 2011-05-03
CA2640685A1 (en) 2007-08-09
RU2008135000A (en) 2010-03-10
CN101379105A (en) 2009-03-04
KR20080097416A (en) 2008-11-05
EP1981923A1 (en) 2008-10-22
JP2009525363A (en) 2009-07-09
DE102006004527A1 (en) 2007-08-09
WO2007087987A1 (en) 2007-08-09
ZA200806596B (en) 2009-10-28

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