DE2321884A1 - Verfahren zur herstellung von polyurethanschaumstoffen - Google Patents
Verfahren zur herstellung von polyurethanschaumstoffenInfo
- Publication number
- DE2321884A1 DE2321884A1 DE19732321884 DE2321884A DE2321884A1 DE 2321884 A1 DE2321884 A1 DE 2321884A1 DE 19732321884 DE19732321884 DE 19732321884 DE 2321884 A DE2321884 A DE 2321884A DE 2321884 A1 DE2321884 A1 DE 2321884A1
- Authority
- DE
- Germany
- Prior art keywords
- polyether polyol
- pack
- catalyst
- package
- mixture
- Prior art date
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims description 23
- 229920005830 Polyurethane Foam Polymers 0.000 title claims description 12
- 239000011496 polyurethane foam Substances 0.000 title claims description 12
- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 229920005862 polyol Polymers 0.000 claims description 61
- 150000003077 polyols Chemical class 0.000 claims description 61
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 29
- 229920000570 polyether Polymers 0.000 claims description 29
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 22
- 239000003054 catalyst Substances 0.000 claims description 18
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 claims description 18
- 150000003512 tertiary amines Chemical class 0.000 claims description 14
- 239000002253 acid Substances 0.000 claims description 13
- 229920001228 polyisocyanate Polymers 0.000 claims description 12
- 239000005056 polyisocyanate Substances 0.000 claims description 12
- 229920002545 silicone oil Polymers 0.000 claims description 12
- 235000011187 glycerol Nutrition 0.000 claims description 11
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 10
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 8
- 125000002947 alkylene group Chemical group 0.000 claims description 7
- 238000012856 packing Methods 0.000 claims description 7
- 239000002685 polymerization catalyst Substances 0.000 claims description 7
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 claims description 6
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 claims description 6
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 5
- 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 claims description 5
- 229930006000 Sucrose Natural products 0.000 claims description 5
- 235000019253 formic acid Nutrition 0.000 claims description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 5
- 239000005720 sucrose Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 4
- 150000001412 amines Chemical class 0.000 claims description 4
- SVYKKECYCPFKGB-UHFFFAOYSA-N N,N-dimethylcyclohexylamine Chemical compound CN(C)C1CCCCC1 SVYKKECYCPFKGB-UHFFFAOYSA-N 0.000 claims description 3
- 239000011541 reaction mixture Substances 0.000 claims description 3
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 claims description 3
- 229940029284 trichlorofluoromethane Drugs 0.000 claims description 3
- 150000002314 glycerols Polymers 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 239000006260 foam Substances 0.000 description 13
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 9
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 8
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- WTEOIRVLGSZEPR-UHFFFAOYSA-N boron trifluoride Chemical compound FB(F)F WTEOIRVLGSZEPR-UHFFFAOYSA-N 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 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
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 238000006555 catalytic reaction Methods 0.000 description 3
- 229910015900 BF3 Inorganic materials 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 150000004982 aromatic amines Chemical class 0.000 description 2
- 239000004305 biphenyl Substances 0.000 description 2
- 235000010290 biphenyl Nutrition 0.000 description 2
- 125000006267 biphenyl group Chemical group 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- CZZYITDELCSZES-UHFFFAOYSA-N diphenylmethane Chemical compound C=1C=CC=CC=1CC1=CC=CC=C1 CZZYITDELCSZES-UHFFFAOYSA-N 0.000 description 2
- ZZTCPWRAHWXWCH-UHFFFAOYSA-N diphenylmethanediamine Chemical class C=1C=CC=CC=1C(N)(N)C1=CC=CC=C1 ZZTCPWRAHWXWCH-UHFFFAOYSA-N 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- -1 trimethylamine and N Chemical compound 0.000 description 2
- VGHSXKTVMPXHNG-UHFFFAOYSA-N 1,3-diisocyanatobenzene Chemical compound O=C=NC1=CC=CC(N=C=O)=C1 VGHSXKTVMPXHNG-UHFFFAOYSA-N 0.000 description 1
- ALQLPWJFHRMHIU-UHFFFAOYSA-N 1,4-diisocyanatobenzene Chemical compound O=C=NC1=CC=C(N=C=O)C=C1 ALQLPWJFHRMHIU-UHFFFAOYSA-N 0.000 description 1
- SBJCUZQNHOLYMD-UHFFFAOYSA-N 1,5-Naphthalene diisocyanate Chemical compound C1=CC=C2C(N=C=O)=CC=CC2=C1N=C=O SBJCUZQNHOLYMD-UHFFFAOYSA-N 0.000 description 1
- AKCRQHGQIJBRMN-UHFFFAOYSA-N 2-chloroaniline Chemical compound NC1=CC=CC=C1Cl AKCRQHGQIJBRMN-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 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-KVTDHHQDSA-N D-Mannitol Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-KVTDHHQDSA-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
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 229930195725 Mannitol Natural products 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 1
- 235000011054 acetic acid Nutrition 0.000 description 1
- 238000007171 acid catalysis Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 150000007514 bases Chemical class 0.000 description 1
- HIFVAOIJYDXIJG-UHFFFAOYSA-N benzylbenzene;isocyanic acid Chemical class N=C=O.N=C=O.C=1C=CC=CC=1CC1=CC=CC=C1 HIFVAOIJYDXIJG-UHFFFAOYSA-N 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000000594 mannitol Substances 0.000 description 1
- 235000010355 mannitol Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 235000011007 phosphoric acid Nutrition 0.000 description 1
- 229920001281 polyalkylene Polymers 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- RBVDRKDVTKRIEC-UHFFFAOYSA-M potassium;propane-1,2,3-triol;hydroxide Chemical compound [OH-].[K+].OCC(O)CO RBVDRKDVTKRIEC-UHFFFAOYSA-M 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 150000003856 quaternary ammonium compounds Chemical class 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000012970 tertiary amine catalyst Substances 0.000 description 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 1
- RUELTTOHQODFPA-UHFFFAOYSA-N toluene 2,6-diisocyanate Chemical compound CC1=C(N=C=O)C=CC=C1N=C=O RUELTTOHQODFPA-UHFFFAOYSA-N 0.000 description 1
- YFTHZRPMJXBUME-UHFFFAOYSA-N tripropylamine Chemical compound CCCN(CCC)CCC YFTHZRPMJXBUME-UHFFFAOYSA-N 0.000 description 1
- 239000011345 viscous material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
-
- 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
- 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
- C08G65/2642—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 characterised by the catalyst used
- C08G65/2669—Non-metals or compounds thereof
- C08G65/2672—Nitrogen or compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/08—Polyurethanes from polyethers
Landscapes
- 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)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2035772 | 1972-05-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2321884A1 true DE2321884A1 (de) | 1973-11-15 |
Family
ID=10144610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732321884 Withdrawn DE2321884A1 (de) | 1972-05-02 | 1973-04-30 | Verfahren zur herstellung von polyurethanschaumstoffen |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS56446B2 (en]) |
| AT (1) | AT331034B (en]) |
| AU (1) | AU469254B2 (en]) |
| BE (1) | BE798926A (en]) |
| BR (1) | BR7303135D0 (en]) |
| CH (1) | CH592122A5 (en]) |
| DE (1) | DE2321884A1 (en]) |
| ES (1) | ES414240A1 (en]) |
| FR (1) | FR2183072A1 (en]) |
| IT (1) | IT988642B (en]) |
| NL (1) | NL7306021A (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3223567A1 (de) * | 1981-07-09 | 1983-02-17 | Kabel- und Gummiwerke AG, 4700 Eupen | Verfahren zur herstellung eines kunststoffschaumes |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2815540A1 (de) * | 1978-04-11 | 1979-10-25 | Basf Ag | Polyurethan-weichschaumstoffe mit hoher trag- und stossabsorptionsfaehigkeit |
| US10603456B2 (en) | 2011-04-15 | 2020-03-31 | Fisher & Paykel Healthcare Limited | Interface comprising a nasal sealing portion |
| CA2833106C (en) | 2011-04-15 | 2019-08-27 | Fisher & Paykel Healthcare Limited | Interface comprising a rolling nasal bridge portion |
| AU2013313717B2 (en) | 2012-09-04 | 2018-04-12 | Fisher & Paykel Healthcare Limited | Valsalva mask |
| AU2015307325A1 (en) | 2014-08-25 | 2017-04-06 | Fisher & Paykel Healthcare Limited | Respiratory mask and related portions, components or sub-assemblies |
-
1973
- 1973-04-26 JP JP4826173A patent/JPS56446B2/ja not_active Expired
- 1973-04-27 FR FR7315385A patent/FR2183072A1/fr not_active Withdrawn
- 1973-04-30 IT IT2356873A patent/IT988642B/it active
- 1973-04-30 AT AT382373A patent/AT331034B/de not_active IP Right Cessation
- 1973-04-30 ES ES414240A patent/ES414240A1/es not_active Expired
- 1973-04-30 BE BE130593A patent/BE798926A/xx not_active IP Right Cessation
- 1973-04-30 DE DE19732321884 patent/DE2321884A1/de not_active Withdrawn
- 1973-04-30 AU AU54986/73A patent/AU469254B2/en not_active Expired
- 1973-04-30 BR BR313573A patent/BR7303135D0/pt unknown
- 1973-04-30 CH CH612973A patent/CH592122A5/xx not_active IP Right Cessation
- 1973-05-01 NL NL7306021A patent/NL7306021A/xx not_active Application Discontinuation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3223567A1 (de) * | 1981-07-09 | 1983-02-17 | Kabel- und Gummiwerke AG, 4700 Eupen | Verfahren zur herstellung eines kunststoffschaumes |
Also Published As
| Publication number | Publication date |
|---|---|
| IT988642B (it) | 1975-04-30 |
| AU469254B2 (en) | 1976-02-05 |
| ATA382373A (de) | 1975-10-15 |
| CH592122A5 (en]) | 1977-10-14 |
| FR2183072A1 (en) | 1973-12-14 |
| JPS56446B2 (en]) | 1981-01-08 |
| AT331034B (de) | 1976-07-26 |
| JPS4947495A (en]) | 1974-05-08 |
| NL7306021A (en]) | 1973-11-06 |
| AU5498673A (en) | 1974-10-31 |
| ES414240A1 (es) | 1976-01-16 |
| BR7303135D0 (pt) | 1974-07-18 |
| BE798926A (fr) | 1973-10-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE60038404T2 (de) | Kaltgehärteter geformter Polyurethanweichschaum und Verfahren zu seiner Herstellung | |
| DE1170628B (de) | Verfahren zur Herstellung von, gegebenenfalls verschaeumten, Polyurethanen | |
| DE69724267T3 (de) | Amino-initiierte polyetherpolyole und deren herstellungsverfahren | |
| DE2542217C2 (de) | Fester Polyurethanschaumstoff und Verfahren zu seiner Herstellung | |
| DE2536039A1 (de) | Elastischer polymer-schaum | |
| DE2034171A1 (de) | Verfahren zur Herstellung von ge schäumten Polyurethanen | |
| EP0095635B1 (de) | Einphasig lagerstabile, salzhaltige Polyolkompositionen mit hohem Ethylenglykol- oder Butandiol-Anteil und ihre Verwendung zur Herstellung von Polyurethanen | |
| DE69308530T2 (de) | Polyurethanschaumstoffe | |
| DE602004002570T2 (de) | Herstellverfahren für amininitiierte polyetherpolyole | |
| DE1287308B (de) | Verfahren zur Herstellung von Polyurethanschaumstoffen | |
| EP0318784A2 (de) | Verfahren zur Herstellung von Polyetherpolyolen auf Basis o-Toluylendiamin, und ihre Verwendung für Polyurethan- und Polyisocyanurat-Kunststoff | |
| DE1241972B (de) | Verfahren zur Herstellung von Polyurethanschaumstoffen | |
| DE3880102T2 (de) | Polyisocyanat-Zusammensetzungen. | |
| CH677235A5 (en]) | ||
| DE1595500A1 (de) | Verfahren zur Herstellung von schwer entflammbaren Polyurethanschaumstoffen | |
| DE1669932B2 (de) | Verfahren zur herstellung von geformten flexiblen polyurethanschaumstoffgegenstaenden | |
| DE3883854T2 (de) | Verfahren zur Herstellung von Hartschäumen. | |
| DE2013787A1 (de) | Verfahren zur Herstellung von Polyurethanschaumstoffen | |
| EP0019213B1 (de) | Verfahren zur Herstellung von zelligen Polyurethan-Elastomeren | |
| DE2534809C2 (de) | Biegsamer Polyurethanschaum und Verfahren zu seiner Herstellung | |
| DE2321884A1 (de) | Verfahren zur herstellung von polyurethanschaumstoffen | |
| EP0308733A1 (de) | Verfahren zur Herstellung von Polyurethan-Hartschaumstoffen | |
| DE3227580A1 (de) | Stabile wasserglasloesungen, verfahren zu deren herstellung und verwendung fuer organosilikatschaumstoffe sowie ein herstellungsverfahren hierfuer | |
| DE3531660A1 (de) | Formkunststoffe auf polyurethanbasis, ein verfahren zu ihrer herstellung und deren verwendung als schuhsohlen | |
| DE1645666A1 (de) | Verfahren zur Herstellung von Elastomeren |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8130 | Withdrawal |