CA2139654A1 - Molded polyurethane foams - Google Patents

Molded polyurethane foams

Info

Publication number: CA2139654A1
Authority: CA; Canada
Prior art keywords: polyisocyanate; polyol; polyurethane foams; molded polyurethane; weight
Prior art date: 1993-05-12
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.): Abandoned

Application number

CA002139654A

Other languages

English (en)

French (fr)

Inventor

Yoshiaki Miyazaki

Kazuo Mizumura

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Dow Chemical Co

Original Assignee

Individual

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.)

1993-05-12

Filing date

1994-05-10

Publication date

1994-11-24

1993-05-12 Priority claimed from JP5132352A external-priority patent/JPH06322057A/ja

1993-05-12 Priority claimed from JP5132364A external-priority patent/JPH06322058A/ja

1994-05-10 Application filed by Individual filed Critical Individual

1994-11-24 Publication of CA2139654A1 publication Critical patent/CA2139654A1/en

Status Abandoned legal-status Critical Current

Links

229920005830 Polyurethane Foam Polymers 0.000 title claims abstract 17
239000011496 polyurethane foam Substances 0.000 title claims abstract 17
229920005862 polyol Polymers 0.000 claims abstract description 74
239000005056 polyisocyanate Substances 0.000 claims abstract description 73
229920001228 polyisocyanate Polymers 0.000 claims abstract description 72
150000003077 polyols Chemical class 0.000 claims abstract description 71
-1 polymethylene Polymers 0.000 claims abstract description 29
LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 26
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
239000003054 catalyst Substances 0.000 claims abstract description 24
239000004604 Blowing Agent Substances 0.000 claims abstract description 21
238000006243 chemical reaction Methods 0.000 claims abstract description 21
239000000203 mixture Substances 0.000 claims abstract description 18
229920000642 polymer Polymers 0.000 claims abstract description 16
WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims abstract description 13
150000001875 compounds Chemical class 0.000 claims abstract description 12
229920006389 polyphenyl polymer Polymers 0.000 claims abstract description 11
239000000178 monomer Substances 0.000 claims abstract 5
NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical group C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 7
AYOHIQLKSOJJQH-UHFFFAOYSA-N dibutyltin Chemical compound CCCC[Sn]CCCC AYOHIQLKSOJJQH-UHFFFAOYSA-N 0.000 claims description 4
PWEVMPIIOJUPRI-UHFFFAOYSA-N dimethyltin Chemical compound C[Sn]C PWEVMPIIOJUPRI-UHFFFAOYSA-N 0.000 claims description 3
UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical group C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 claims 4
HGQSXVKHVMGQRG-UHFFFAOYSA-N dioctyltin Chemical compound CCCCCCCC[Sn]CCCCCCCC HGQSXVKHVMGQRG-UHFFFAOYSA-N 0.000 claims 2
238000005299 abrasion Methods 0.000 abstract description 22
239000006260 foam Substances 0.000 description 20
PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 15
BJZYYSAMLOBSDY-QMMMGPOBSA-N (2s)-2-butoxybutan-1-ol Chemical compound CCCCO[C@@H](CC)CO BJZYYSAMLOBSDY-QMMMGPOBSA-N 0.000 description 10
229920000582 polyisocyanurate Polymers 0.000 description 9
239000011495 polyisocyanurate Substances 0.000 description 9
238000012360 testing method Methods 0.000 description 9
PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 6
GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 5
IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 description 5
125000005442 diisocyanate group Chemical group 0.000 description 4
239000000463 material Substances 0.000 description 4
238000000034 method Methods 0.000 description 4
101100007583 Entamoeba histolytica CPP2 gene Proteins 0.000 description 3
KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
239000002253 acid Substances 0.000 description 3
239000000654 additive Substances 0.000 description 3
150000001412 amines Chemical class 0.000 description 3
239000003431 cross linking reagent Substances 0.000 description 3
239000004744 fabric Substances 0.000 description 3
239000012948 isocyanate Substances 0.000 description 3
RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
241000282320 Panthera leo Species 0.000 description 2
OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
238000013459 approach Methods 0.000 description 2
238000011156 evaluation Methods 0.000 description 2
239000003999 initiator Substances 0.000 description 2
XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 2
235000013772 propylene glycol Nutrition 0.000 description 2
CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 description 2
239000007787 solid Substances 0.000 description 2
YXFVVABEGXRONW-UHFFFAOYSA-N toluene Substances CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 2
GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 2
XMTQQYYKAHVGBJ-UHFFFAOYSA-N 3-(3,4-DICHLOROPHENYL)-1,1-DIMETHYLUREA Chemical compound CN(C)C(=O)NC1=CC=C(Cl)C(Cl)=C1 XMTQQYYKAHVGBJ-UHFFFAOYSA-N 0.000 description 1
HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
KYXHKHDZJSDWEF-LHLOQNFPSA-N CCCCCCC1=C(CCCCCC)C(\C=C\CCCCCCCC(O)=O)C(CCCCCCCC(O)=O)CC1 Chemical compound CCCCCCC1=C(CCCCCC)C(\C=C\CCCCCCCC(O)=O)C(CCCCCCCC(O)=O)CC1 KYXHKHDZJSDWEF-LHLOQNFPSA-N 0.000 description 1
241000238366 Cephalopoda Species 0.000 description 1
FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 1
FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 1
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
241001023786 Grammicolepis brachiusculus Species 0.000 description 1
241000286904 Leptothecata Species 0.000 description 1
101100274524 Mus musculus Clec18a gene Proteins 0.000 description 1
KWYHDKDOAIKMQN-UHFFFAOYSA-N N,N,N',N'-tetramethylethylenediamine Chemical compound CN(C)CCN(C)C KWYHDKDOAIKMQN-UHFFFAOYSA-N 0.000 description 1
YFONKFDEZLYQDH-OPQQBVKSSA-N N-[(1R,2S)-2,6-dimethyindan-1-yl]-6-[(1R)-1-fluoroethyl]-1,3,5-triazine-2,4-diamine Chemical compound C[C@@H](F)C1=NC(N)=NC(N[C@H]2C3=CC(C)=CC=C3C[C@@H]2C)=N1 YFONKFDEZLYQDH-OPQQBVKSSA-N 0.000 description 1
CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 1
229930006000 Sucrose Natural products 0.000 description 1
XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 description 1
150000007513 acids Chemical class 0.000 description 1
239000001361 adipic acid Substances 0.000 description 1
235000011037 adipic acid Nutrition 0.000 description 1
125000002723 alicyclic group Chemical group 0.000 description 1
125000003118 aryl group Chemical group 0.000 description 1
239000004305 biphenyl Substances 0.000 description 1
OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical group NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 description 1
238000009835 boiling Methods 0.000 description 1
239000012975 dibutyltin dilaurate Substances 0.000 description 1
HRFMZHBXTDWTJD-UHFFFAOYSA-N dihexyltin Chemical compound CCCCCC[Sn]CCCCCC HRFMZHBXTDWTJD-UHFFFAOYSA-N 0.000 description 1
125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 description 1
229940113120 dipropylene glycol Drugs 0.000 description 1
230000001804 emulsifying effect Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
150000002170 ethers Chemical class 0.000 description 1
239000000945 filler Substances 0.000 description 1
230000007062 hydrolysis Effects 0.000 description 1
238000006460 hydrolysis reaction Methods 0.000 description 1
ATADHKWKHYVBTJ-UHFFFAOYSA-N hydron;4-[1-hydroxy-2-(methylamino)ethyl]benzene-1,2-diol;chloride Chemical compound Cl.CNCC(O)C1=CC=C(O)C(O)=C1 ATADHKWKHYVBTJ-UHFFFAOYSA-N 0.000 description 1
125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical group OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 description 1
VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
239000011976 maleic acid Substances 0.000 description 1
125000005474 octanoate group Chemical group 0.000 description 1
229940049964 oleate Drugs 0.000 description 1
ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
239000000049 pigment Substances 0.000 description 1
229920000768 polyamine Polymers 0.000 description 1
229920005903 polyol mixture Polymers 0.000 description 1
229960004063 propylene glycol Drugs 0.000 description 1
239000002904 solvent Substances 0.000 description 1
239000000600 sorbitol Substances 0.000 description 1
230000000087 stabilizing effect Effects 0.000 description 1
239000005720 sucrose Substances 0.000 description 1
239000004094 surface-active agent Substances 0.000 description 1
150000003512 tertiary amines Chemical class 0.000 description 1
VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
XSQUKJJJFZCRTK-UHFFFAOYSA-N urea group Chemical group NC(=O)N XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
230000000007 visual effect Effects 0.000 description 1

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
- C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
- C08G18/632—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers onto polyethers
- 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
- C08G18/48—Polyethers
- C08G18/4854—Polyethers containing oxyalkylene groups having four carbon atoms in the alkylene 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
- C08G2110/00—Foam properties
- C08G2110/0033—Foam properties having integral skins
- 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
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Polyurethanes Or Polyureas (AREA)
Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

CA002139654A 1993-05-12 1994-05-10 Molded polyurethane foams Abandoned CA2139654A1 (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
JPH05-132364		1993-05-12
JP5132352A JPH06322057A (ja)	1993-05-12	1993-05-12	ポリウレタンフォーム成形品
JP5132364A JPH06322058A (ja)	1993-05-12	1993-05-12	ポリウレタンフォーム成形品
JPH05-132352		1993-05-12

Publications (1)

Publication Number	Publication Date
CA2139654A1 true CA2139654A1 (en)	1994-11-24

Family

ID=26466945

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002139654A Abandoned CA2139654A1 (en)	1993-05-12	1994-05-10	Molded polyurethane foams

Country Status (6)

Country	Link
EP (1)	EP0650501A1 (pt)
CN (1)	CN1110877A (pt)
AU (1)	AU679997B2 (pt)
BR (1)	BR9405366A (pt)
CA (1)	CA2139654A1 (pt)
WO (1)	WO1994026800A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN100489003C (zh) *	2003-12-24	2009-05-20	日本聚氨酯工业株式会社	软质聚氨酯泡沫体的制造方法、导电性软质聚氨酯泡沫体的制造方法、导电辊及其制造方法
JP2011528726A (ja)	2008-07-18	2011-11-24	ダウグローバルテクノロジーズエルエルシー	気泡構造物及び粘弾性ポリウレタンフォーム
CN103788337B (zh) *	2014-01-14	2015-12-02	北京理工大学	一种用于外墙外保温的阻燃聚氨酯硬质泡沫塑料及其制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1204100A (en) *	1968-05-15	1970-09-03	Bayer Ag	Process for the production of foam plastics which contain urethane groups
DE3113690A1 (de) *	1981-04-04	1982-10-28	Elastogran GmbH, 2844 Lemförde	"verfahren zur herstellung von geschlossenzelligen polyurethan-formteilen mit einer verdichteten randzone"
GB8911853D0 (en) *	1989-05-23	1989-07-12	Ici Plc	Co2 blown integral skin foams
EP0451559A3 (en) *	1990-04-05	1992-11-25	Basf Corporation (A Delaware Corp.)	Integral skin polyurethane foam
IT1240635B (it) *	1990-05-04	1993-12-17	Dow Italia	Polimeri poliuretanici microcellulari preparati da tre polimeri di poli (tetrametilen) glicoli con gruppi isocianato terminali
US5491175A (en) *	1992-04-10	1996-02-13	The Dow Chemical Company	Polyurethane foam molding
US5234961A (en) *	1992-12-07	1993-08-10	Basf Corporation	Polyurethane water-blown integral skin system produced with a polyterahydrofuran prepolymer

1994
- 1994-05-10 CA CA002139654A patent/CA2139654A1/en not_active Abandoned
- 1994-05-10 AU AU68297/94A patent/AU679997B2/en not_active Ceased
- 1994-05-10 BR BR9405366-9A patent/BR9405366A/pt not_active Application Discontinuation
- 1994-05-10 WO PCT/US1994/005173 patent/WO1994026800A1/en not_active Ceased
- 1994-05-10 CN CN94190388A patent/CN1110877A/zh active Pending
- 1994-05-10 EP EP94916718A patent/EP0650501A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
EP0650501A1 (en)	1995-05-03
BR9405366A (pt)	1999-09-08
AU6829794A (en)	1994-12-12
WO1994026800A1 (en)	1994-11-24
CN1110877A (zh)	1995-10-25
AU679997B2 (en)	1997-07-17

Legal Events

Date	Code	Title	Description
1999-05-10	FZDE	Dead

Publication	Publication Date	Title
US4789690A (en)	1988-12-06	Polyurethane foam and process for its preparation
EP1377647B1 (en)	2010-10-20	Rigid polyurethane foams
US4297444A (en)	1981-10-27	Process for rim elastomers with superior high temperature dimensional stability
CA1279948C (en)	1991-02-05	Utilization of lactones and lactams in the preparation of polyurethane-polyurea products
CA1287421C (en)	1991-08-06	Reaction injection molding process and reaction injection molded products
EP2106415B1 (en)	2016-04-20	Tertiary amines blocked with polymer acids
CA1165929A (en)	1984-04-17	Stable emulsions of polyols and crosslinkers for polyurethanes
US4341875A (en)	1982-07-27	High flexural modulus reaction injection molded urethanes
US4452922A (en)	1984-06-05	Polyamide co-polymer polyols made with diesters and diamines and polyurethanes therefrom
US4410641A (en)	1983-10-18	Polysiocyanurate-polyurethane foams
US5308882A (en)	1994-05-03	Preparation of polyurethane foam without a tertiary amine catalyst
JP2004504425A (ja)	2004-02-12	軟質ポリウレタンフォームの製造法
KR100535696B1 (ko)	2005-12-12	경질 폴리우레탄 발포체
CA2139654A1 (en)	1994-11-24	Molded polyurethane foams
US3655588A (en)	1972-04-11	Urethane-containing aminic polyols and foams derived therefrom
CA1172009A (en)	1984-08-07	Reinforced reaction injection molded elastomers
AU664432B2 (en)	1995-11-16	Polyurethane foam moldings
JPH01259021A (ja)	1989-10-16	ヘキサヒドロ―ｓ―トリアジン触媒を使用して軟質ポリウレタンフォームを製造する方法
US4956439A (en)	1990-09-11	High performance modified polyurethanes
US4362824A (en)	1982-12-07	Method for making RIM polyurethane elastomers using as the catalyst system dimethylethanolamine, dibutyltin dilaurate and an alkyltin mercaptide
US4444703A (en)	1984-04-24	Reinforced reaction injection molded elastomers
US4436843A (en)	1984-03-13	High-resilience polyurethane foams having improved resistance to shrinkage
US4407983A (en)	1983-10-04	Polyoxamate polymer/polyols
CA1092297A (en)	1980-12-23	Flexible polyurethane foams
US5157057A (en)	1992-10-20	Rim compositions using amino acid salt catalysts