KR920701290A - Linear Polyurethane Elastomer Compositions and Use of Modified Diisocyanates to Prepare the Same - Google Patents

Linear Polyurethane Elastomer Compositions and Use of Modified Diisocyanates to Prepare the Same

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Publication number
KR920701290A
KR920701290A KR1019910701135A KR910701135A KR920701290A KR 920701290 A KR920701290 A KR 920701290A KR 1019910701135 A KR1019910701135 A KR 1019910701135A KR 910701135 A KR910701135 A KR 910701135A KR 920701290 A KR920701290 A KR 920701290A
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Prior art keywords
composition
component
polyol
extender
diisocyanate
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KR1019910701135A
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Korean (ko)
Inventor
버트 에이. 로스
존 알. 데임우드
Original Assignee
데이빗 엘.뎁터레오스
리브스 브라더스 인코포레이티드
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Priority claimed from US07/326,865 external-priority patent/US5001208A/en
Priority claimed from US07/326,183 external-priority patent/US5013811A/en
Application filed by 데이빗 엘.뎁터레오스, 리브스 브라더스 인코포레이티드 filed Critical 데이빗 엘.뎁터레오스
Publication of KR920701290A publication Critical patent/KR920701290A/en

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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
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
    • C08G18/8038—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3225
    • 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
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation 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
    • C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
    • 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
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6603—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6607—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
    • 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
    • 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
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
    • C08G18/8009—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203
    • C08G18/8012—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203 with diols

Abstract

내용 없음No content

Description

선형 폴리우레탄 탄성중합체 조성물과 이것을 제조하기 위한 변형 디이소시아네이트의 용도Linear Polyurethane Elastomer Compositions and Use of Modified Diisocyanates to Prepare the Same

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (20)

폴리올 성분, 디이소시아네이트 화합물 또한 제1 및 제2증량제성분으로 구성되어 있고 이 디이소시아네이트 화합물을 2:1이상의 몰비율로 제1증량제와 반응시켜서 약2의 작용도를 갖춘 변형 디이소시아네이트 성분을 만들고 그후 이 변형 디이소시아네이트 성분을 폴리올과 제2증량제 성분과 반응시켜서 그 결과 디이소시아네이트 화합물이 변형되지 않은 유사 조성물과 비교하여 더 우수한 저온 가공성을 갖춘 탄성중합체 조성물을 제조하는 것을 개선점으로 하는 선형 열가소성 폴리우레탄 탄성중합체 조성물.The polyol component, the diisocyanate compound is also composed of the first and second extender components, and the diisocyanate compound is reacted with the first extender at a molar ratio of 2: 1 or higher to form a modified diisocyanate component having a function of about 2, and then Linear thermoplastic polyurethane elasticity with the improvement of reacting this modified diisocyanate component with the polyol and the second extender component to produce an elastomeric composition with better low temperature processability as compared to a similar composition where the diisocyanate compound is not modified. Polymer composition. 제1항에 있어서, 폴리올 성분이 폴리에테르 폴리올, 폴리카보네이트 폴리올, 폴리카프로락톤 폴리올, 폴리에스테르 폴리올, 폴리부타디엔 폴리올 또는 그 혼합물인 것을 특징으로 하는 조성물.The composition of claim 1 wherein the polyol component is a polyether polyol, polycarbonate polyol, polycaprolactone polyol, polyester polyol, polybutadiene polyol or mixtures thereof. 제1항에 있어서, 제1증량제 성분이 약 500이하의 분자량을 가진 폴리올 또는 아민 화합물인 것을 특징으로 하는 조성물.The composition of claim 1 wherein the first extender component is a polyol or amine compound having a molecular weight of about 500 or less. 제3항에 있어서, 제1증량제 성분이 디올인 것을 특징으로 하는 조성물.4. A composition according to claim 3 wherein the first extender component is diol. 제1항에 있어서, 제2증량제 성분이 약 500이하의 분자량을 갖고 제1증량제 성분과는 상이한 폴리올 또는 아민화합물인 것을 특징으로 하는 조성물.The composition of claim 1 wherein the second extender component is a polyol or amine compound having a molecular weight of about 500 or less and different from the first extender component. 제1항에 있어서, 10 내지 30중량%의 디이소시아네이트 화합물이 변형되어 나온 변형 디이소시아네이트 성분이 NCO 함량이 14 내지 33%인 것을 특징으로 하는 조성물.The composition of claim 1, wherein the modified diisocyanate component from which 10 to 30% by weight of the diisocyanate compound is modified has an NCO content of 14 to 33%. 제6항에 있어서, 변형 디이소시아네이트 성분이 NCO 함량이 20 내지 26%인 것을 특징으로 하는 조성물.The composition of claim 6 wherein the modified diisocyanate component has an NCO content of 20 to 26%. 제1항에 있어서, 디이소시아네이트 화합물이 기본적으로 4,4'-디페닐메탄 디이소시아네이트로된 것인 조성물.The composition of claim 1 wherein the diisocyanate compound consists essentially of 4,4'-diphenylmethane diisocyanate. 제1항에 있어서, 제1증량제 성분이 약 60 내지 250분자량의 폴리올인 것을 특징으로 하는 조성물.The composition of claim 1, wherein the first extender component is about 60 to 250 molecular weight polyols. 제1항에 있어서, 제1증량제 성분이 1,4-부탄 디올, 트리프로필렌글리콜, 디프로필렌글리콜, 프로필렌글리콜, 에틸렌글리콜, 1,6-헥산디올, 1,3-부탄디올, 네오펜틸글리콜, 에틸렌 디아민 또는 2 혼합물인 것을 특징으로 하는 조성물.The method of claim 1, wherein the first extender component is 1,4-butane diol, tripropylene glycol, dipropylene glycol, propylene glycol, ethylene glycol, 1,6-hexanediol, 1,3-butanediol, neopentyl glycol, ethylene A diamine or a mixture of 2; 폴리카보네이트 폴리올, 폴리에테르, 폴리올, 디이소시아네이트 화합물, 제1증량제 성분 또한 제2중량제 성분으로 구성된 것으로서 디이소시아네이트 화합물을 먼저 2:1이상의 몰비율로 제1증량제와 반응시켜서 약 2의 작용도를 갖춘 변형 디이소시아네이트 성분을 만들고 다시 다른 성분과 반응시켜서 저온 가공성을 제공하고 그 결과 폴리올성분이 조성물에 대해 탁월한 가수분해 안정성과 저온 유연성을 제공하는 것을 특징으로 하는 선형 열가소성 폴리우레탄 탄성중합체 조성물.Polycarbonate polyols, polyethers, polyols, diisocyanate compounds, first extender components and also a second weight component. The diisocyanate compound is first reacted with the first extender in a molar ratio of 2: 1 or higher to achieve a function of about 2. A linear thermoplastic polyurethane elastomer composition, characterized in that a modified diisocyanate component is prepared and reacted with another component to provide low temperature processability and as a result the polyol component provides excellent hydrolytic stability and low temperature flexibility to the composition. 제11항에 있어서, 제1증량제 성분이 약 500이하의 분자량을 가진 폴리올이나 아민인 것을 특징으로 하는 조성물.The composition of claim 11 wherein the first extender component is a polyol or amine having a molecular weight of about 500 or less. 제12항에 있어서, 제1증량제 성분이 디올인 것을 특징으로 하는 조성물.13. The composition of claim 12 wherein the first extender component is diol. 제11항에 있어서, 디이소시아네이트 화합물이 기본적으로 4,4'-디페닐메탄 디이소시아네이트로 구성된 것을 특징으로 하는 조성물.12. The composition of claim 11 wherein the diisocyanate compound consists essentially of 4,4'-diphenylmethane diisocyanate. 제11항에 있어서, 제1증량제 성분이 약 60 내지 250분자량의 폴리올인 것을 특징으로 하는 조성물.12. The composition of claim 11, wherein the first extender component is about 60 to 250 molecular weight polyols. 제11항에 있어서, 하나 이상의 증량제 성분이 1,4-부탄디올, 트리프로필렌글리콜, 디프로필렌글리콜, 프로필렌글리콜, 에틸렌글리콜, 1,6-헥산디올, 1,3-부탄디올, 네오펜틸글리콜, 에틸렌 디아민 또는 2혼합물인 것을 특징으로 하는 조성물.The method of claim 11, wherein the one or more extender components are 1,4-butanediol, tripropylene glycol, dipropylene glycol, propylene glycol, ethylene glycol, 1,6-hexanediol, 1,3-butanediol, neopentylglycol, ethylene diamine Or a mixture of two. 제11항에 있어서, 폴리에테르 폴리올과 폴리카보네이트 폴리올이 2:1 내지 1:8의 상대적인 함량으로 폴리올 화합물속에 들어있는 것을 특징으로 하는 조성물.12. The composition of claim 11, wherein the polyether polyol and polycarbonate polyol are contained in the polyol compound in a relative amount of 2: 1 to 1: 8. 제11항에 있어서, 한 증량제 성분이 1,4-부탄디올이고, 다른 증량제 성분은 트리프로필렌 글리콜인 것을 특징으로 하는 조성물.12. The composition of claim 11 wherein one extender component is 1,4-butanediol and the other extender component is tripropylene glycol. 제11항에 있어서, 10 내지 30중량%의 디이소시아네이트 화합물이 변형되어 나온 변형 디이소시아네이트 성분이 NCO 함량이 14 내지 332%인 것을 특징으로 하는 조성물.12. The composition of claim 11, wherein the modified diisocyanate component from which 10 to 30% by weight of the diisocyanate compound is modified has an NCO content of 14 to 332%. 제19항에 있어서, NCO 함량이 20 내지 26%인 것을 특징으로 하는 조성물.20. The composition of claim 19, wherein the NCO content is 20-26%. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910701135A 1989-03-20 1990-03-19 Linear Polyurethane Elastomer Compositions and Use of Modified Diisocyanates to Prepare the Same KR920701290A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US07/326,865 US5001208A (en) 1989-03-20 1989-03-20 Linear polyurethane elastomer compositions based on mixed polycarbonate and polyether polyols
US326183 1989-03-20
US07/326,183 US5013811A (en) 1989-03-20 1989-03-20 Use of modified diisocyanates for preparing linear thermoplastic polyurethane elastomers having improved properties
PCT/US1990/001477 WO1990011309A1 (en) 1989-03-20 1990-03-19 Linear polyurethane elastomer compositions and use of modified diisocyanates for preparing same
US326865 1994-10-21

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10047188B2 (en) 2012-11-07 2018-08-14 Saudi Aramco Technologies Company High strength polyurethane foam compositions and methods
US10982036B2 (en) 2011-07-25 2021-04-20 Saudi Aramco Technologies Company Polymer compositions and methods

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2091564A1 (en) * 1990-09-12 1992-03-13 Michael Szycher Biostable polyurethane products
DE4217362A1 (en) * 1992-05-26 1993-12-02 Bayer Ag Thermoplastic processable polyurethane elastomers with improved processing behavior and manufacturing processes
DE9317924U1 (en) * 1993-11-23 1994-02-10 Gore W L & Ass Gmbh Flat gasket for fuel tanks
AU2014265117B2 (en) * 2010-09-16 2016-05-26 Baker Hughes Incorporated Polymer foam cell morphology control and use in borehole filtration devices
JP6341405B2 (en) * 2013-10-22 2018-06-13 Dic株式会社 Urethane composition and urethane elastomer molded product
DE102013021027A1 (en) 2013-12-17 2015-06-18 Carl Freudenberg Kg Thermoplastic polyurethane for sealing applications
JP2021524530A (en) * 2018-07-12 2021-09-13 ビーエイエスエフ・ソシエタス・エウロパエアＢａｓｆ Ｓｅ Glass fiber reinforced TPU
CN114891181B (en) * 2022-05-26 2024-03-12 浙江华峰合成树脂有限公司 Polyurethane resin and mirror surface synthetic leather thereof
CN117229471A (en) * 2023-11-15 2023-12-15 长春设备工艺研究所 Modification method of polyurethane elastomer and 3D printing temperature parameter optimization method thereof

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2221756C3 (en) * 1972-05-04 1980-06-26 Bayer Ag, 5090 Leverkusen Process for the production of solvent-resistant, lightfast, kink and friction-resistant polyurethane coatings on textile substrates, leather or synthetic leather or foils
DD115142A1 (en) * 1974-06-04 1975-09-12
DE2906113C2 (en) * 1979-02-17 1985-06-13 Fa. Carl Freudenberg, 6940 Weinheim Use of finely dispersed polyurethane ureas as a heat seal adhesive for the production of heat sealable interlining materials
US4306052A (en) * 1980-09-25 1981-12-15 The Upjohn Company Thermoplastic polyester polyurethanes
JPS57205469A (en) * 1981-06-10 1982-12-16 Toyo Ink Mfg Co Ltd Solventless polyurethane adhesive for dry laminate
JPS61179733A (en) * 1985-02-05 1986-08-12 旭硝子株式会社 Laminate and manufacture thereof
FR2577934B1 (en) * 1985-02-26 1988-01-08 Saint Gobain Vitrage POLYURETHANE-BASED ADHESIVE LAYER AND ITS USE IN LAMINATED GLAZING
JPS62158712A (en) * 1985-12-30 1987-07-14 Toyo Tire & Rubber Co Ltd Production of polyurethane elastomer foam
DE3622609A1 (en) * 1986-07-05 1988-01-07 Bayer Ag METHOD FOR THE PRODUCTION OF LIQUID CRYSTALLINE NCO-POLYURETHANE PRE-POLYMERS AND THE USE THEREOF
DE3628141A1 (en) * 1986-08-19 1988-02-25 Bayer Ag LINEAR POLYURETHANE ELASTOMERS AND METHOD FOR THEIR PRODUCTION

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US10982036B2 (en) 2011-07-25 2021-04-20 Saudi Aramco Technologies Company Polymer compositions and methods
US10047188B2 (en) 2012-11-07 2018-08-14 Saudi Aramco Technologies Company High strength polyurethane foam compositions and methods
US10428173B2 (en) 2012-11-07 2019-10-01 Saudi Aramco Technologies Company High strength polyurethane foam compositions and methods
US11021564B2 (en) 2012-11-07 2021-06-01 Saudi Aramco Technologies Company High strength polyurethane foam compositions and methods

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AU5355190A (en) 1990-10-22
WO1990011309A1 (en) 1990-10-04
EP0464141A4 (en) 1992-05-20
CA2047678A1 (en) 1990-09-21
AU642409B2 (en) 1993-10-21
JPH04504138A (en) 1992-07-23

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