SU797588A3 - Способ получени пенополиуретана - Google Patents
Способ получени пенополиуретана Download PDFInfo
- Publication number
- SU797588A3 SU797588A3 SU772547803A SU2547803A SU797588A3 SU 797588 A3 SU797588 A3 SU 797588A3 SU 772547803 A SU772547803 A SU 772547803A SU 2547803 A SU2547803 A SU 2547803A SU 797588 A3 SU797588 A3 SU 797588A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- alcohols
- mixture
- parts
- directed
- water
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract description 7
- 229920002635 polyurethane Polymers 0.000 title abstract 2
- 150000001298 alcohols Chemical class 0.000 abstract description 54
- 239000000203 mixture Substances 0.000 abstract description 31
- 239000004721 Polyphenylene oxide Substances 0.000 abstract description 17
- 229920000570 polyether Polymers 0.000 abstract description 17
- 229920005862 polyol Polymers 0.000 abstract description 15
- 150000003077 polyols Chemical class 0.000 abstract description 15
- 150000005846 sugar alcohols Polymers 0.000 abstract description 12
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract description 8
- 230000001413 cellular effect Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000009833 condensation Methods 0.000 abstract description 4
- CKFGINPQOCXMAZ-UHFFFAOYSA-N methanediol Chemical compound OCO CKFGINPQOCXMAZ-UHFFFAOYSA-N 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 4
- 125000002947 alkylene group Chemical group 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 229920003023 plastic Polymers 0.000 abstract description 2
- 239000004033 plastic Substances 0.000 abstract description 2
- 230000005494 condensation Effects 0.000 abstract 1
- 239000007859 condensation product Substances 0.000 abstract 1
- 229920000768 polyamine Polymers 0.000 abstract 1
- 239000004814 polyurethane Substances 0.000 abstract 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 31
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 229920005830 Polyurethane Foam Polymers 0.000 description 15
- 239000011496 polyurethane foam Substances 0.000 description 15
- 235000011118 potassium hydroxide Nutrition 0.000 description 10
- 238000003860 storage Methods 0.000 description 10
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- 125000004432 carbon atom Chemical group C* 0.000 description 9
- 150000001875 compounds Chemical class 0.000 description 9
- 239000011541 reaction mixture Substances 0.000 description 8
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 239000006260 foam Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000003381 stabilizer Substances 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- OBETXYAYXDNJHR-UHFFFAOYSA-N 2-Ethylhexanoic acid Chemical compound CCCCC(CC)C(O)=O OBETXYAYXDNJHR-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical class OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 125000005702 oxyalkylene group Chemical group 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 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 2
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 description 2
- MFEVGQHCNVXMER-UHFFFAOYSA-L 1,3,2$l^{2}-dioxaplumbetan-4-one Chemical compound [Pb+2].[O-]C([O-])=O MFEVGQHCNVXMER-UHFFFAOYSA-L 0.000 description 1
- BTNUHRAKGWERKZ-UHFFFAOYSA-N 2-(2-hydroxyethylamino)ethanol;methylphosphonic acid Chemical compound CP(O)(O)=O.OCCNCCO BTNUHRAKGWERKZ-UHFFFAOYSA-N 0.000 description 1
- 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 1
- 241000283707 Capra Species 0.000 description 1
- 239000004970 Chain extender Substances 0.000 description 1
- 229910000003 Lead carbonate Inorganic materials 0.000 description 1
- SVYKKECYCPFKGB-UHFFFAOYSA-N N,N-dimethylcyclohexylamine Chemical compound CN(C)C1CCCCC1 SVYKKECYCPFKGB-UHFFFAOYSA-N 0.000 description 1
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical class [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910021626 Tin(II) chloride Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000010933 acylation Effects 0.000 description 1
- 238000005917 acylation reaction Methods 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004359 castor oil Substances 0.000 description 1
- 235000019438 castor oil Nutrition 0.000 description 1
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- -1 diethyl alcohol ester Chemical class 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000008098 formaldehyde solution Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 description 1
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical class O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 125000000468 ketone group Chemical group 0.000 description 1
- 229940046892 lead acetate Drugs 0.000 description 1
- 150000002611 lead compounds Chemical class 0.000 description 1
- XCOBTUNSZUJCDH-UHFFFAOYSA-B lithium magnesium sodium silicate Chemical compound [Li+].[Li+].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Na+].[Na+].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3.O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3.O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3.O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3.O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3.O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3 XCOBTUNSZUJCDH-UHFFFAOYSA-B 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920005906 polyester polyol Polymers 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 229920005903 polyol mixture Polymers 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 235000011181 potassium carbonates Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000012258 stirred mixture Substances 0.000 description 1
- KSBAEPSJVUENNK-UHFFFAOYSA-L tin(ii) 2-ethylhexanoate Chemical compound [Sn+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O KSBAEPSJVUENNK-UHFFFAOYSA-L 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
- 229940029284 trichlorofluoromethane Drugs 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
- 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
- C08G65/2603—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 oxygen
- C08G65/2606—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 oxygen containing hydroxyl 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
- 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
- C08G18/4829—Polyethers containing at least three hydroxy groups
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)
- Polyethers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2639083A DE2639083C2 (de) | 1976-08-31 | 1976-08-31 | Verfahren zur Herstellung von Polyätherpolyolen und ihre Verwendung als Ausgangsmaterialien für Polyurethankunststoffe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU797588A3 true SU797588A3 (ru) | 1981-01-15 |
Family
ID=5986744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU772547803A SU797588A3 (ru) | 1976-08-31 | 1977-11-30 | Способ получени пенополиуретана |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4247654A (enExample) |
| JP (1) | JPS5329399A (enExample) |
| AU (1) | AU2827477A (enExample) |
| BE (1) | BE858236A (enExample) |
| BR (1) | BR7705798A (enExample) |
| CA (1) | CA1111071A (enExample) |
| DD (2) | DD133680A5 (enExample) |
| DE (1) | DE2639083C2 (enExample) |
| ES (2) | ES461964A1 (enExample) |
| FR (1) | FR2363596A1 (enExample) |
| GB (1) | GB1553543A (enExample) |
| IT (1) | IT1084082B (enExample) |
| NL (1) | NL7709507A (enExample) |
| PL (1) | PL106057B1 (enExample) |
| SE (1) | SE7709741L (enExample) |
| SU (1) | SU797588A3 (enExample) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2721186C2 (de) * | 1977-05-11 | 1986-04-24 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung eines Gemisches von niedermolekularen Polyhydroxylverbindungen |
| DE2737951A1 (de) * | 1977-08-23 | 1979-03-08 | Bayer Ag | Verfahren zur herstellung von polyaetherpolyolen |
| CA1187107A (en) * | 1978-05-17 | 1985-05-14 | Loren L. Barber, Jr. | Colorless hydroxyl-terminated poly (chloroalkylene ethers) |
| DE2831656A1 (de) * | 1978-07-19 | 1980-02-07 | Bayer Ag | Verfahren zur herstellung von niedermolekularen polyhydroxylverbindungen |
| DE2831659A1 (de) * | 1978-07-19 | 1980-02-07 | Bayer Ag | Verfahren zur herstellung von polyalkoholen |
| DE2831719A1 (de) * | 1978-07-19 | 1980-01-31 | Bayer Ag | Verfahren zur herstellung von niedermolekularen polyhydroxylverbindungen |
| DE2833138A1 (de) * | 1978-07-28 | 1980-02-07 | Bayer Ag | Methylolierte mono- und oligosaccharide |
| DE3012001A1 (de) * | 1980-03-28 | 1981-10-08 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von polyetherpolyolen und deren verwendung in einem verfahren zur herstellung von starren polyurethanschaumstoffen |
| BE1001853A7 (nl) * | 1988-06-28 | 1990-03-20 | Recticel | Werkwijze voor het bereiden van soepel polyurethaanschuim. |
| BR9812680A (pt) * | 1997-09-26 | 2000-08-22 | Dow Chemical Co | ElastÈmeros de poliuretano com alta temperatura de operação |
| US7705106B2 (en) * | 2003-04-28 | 2010-04-27 | Basf Aktiengesellschaft | Initial compounds for producing polyurethanes |
| DE10319242A1 (de) * | 2003-04-28 | 2004-11-18 | Basf Ag | Ausgangsverbindungen für die Herstellung von Polyurethanen |
| US9062136B2 (en) | 2012-03-29 | 2015-06-23 | Basf Se | Polymerizable alkylidene-1,3-dioxolane-2-one and use thereof |
| KR102070052B1 (ko) | 2012-03-29 | 2020-01-29 | 바스프 에스이 | 중합성 알킬리덴-1,3-디옥솔란-2-온 및 그의 용도 |
| CA2989696A1 (en) | 2015-06-18 | 2016-12-22 | Basf Se | Copolymer made from cyclic exo-vinyl carbonate acrylates |
| EP3196221B1 (en) | 2016-01-25 | 2018-08-15 | Technogel Italia S.R.L. | Temperature regulating polyurethane gels |
| AU2017272494A1 (en) | 2016-06-03 | 2019-01-03 | Basf Se | Use of compounds having n 2-oxo-1,3-dioxolane-4-carboxamide units in two-component adhesives |
| WO2018054713A1 (de) | 2016-09-21 | 2018-03-29 | Basf Se | Verbindungen mit zwei oder mehr exovinylen-cyclocarbonateinheiten |
| ES2731076T3 (es) | 2016-09-21 | 2019-11-13 | Henkel Ag & Co Kgaa | Composición de dos componentes basada en compuestos con al menos dos unidades de carbonato cíclico de exovinileno |
| EP3533815A1 (de) * | 2018-02-28 | 2019-09-04 | Covestro Deutschland AG | Polyurethanweichschaumstoffe auf basis von polyoxymethylen-polyoxyalkylen-blockcopolymeren |
| EP3569597A1 (en) | 2018-05-18 | 2019-11-20 | Basf Se | Monomers comprising at least one 4-(2-oxyethylidene)-1,3-dioxolan-2-one unit and use thereof |
| EP4380990A1 (en) | 2021-08-02 | 2024-06-12 | Basf Se | Dual-cure resin composition comprising uretdione-containing compound and its use in 3d printing |
| CN115044031B (zh) * | 2022-06-10 | 2023-08-15 | 浙江恒丰新材料有限公司 | 一种生物质基阻燃聚醚多元醇的合成方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB311788A (en) * | 1927-12-02 | 1929-05-02 | Ig Farbenindustrie Ag | Improvements in the production of mono or polyhydric alcohols |
| DE740245C (de) * | 1937-06-26 | 1943-10-15 | Ig Farbenindustrie Ag | Verfahren zur Herstellung mehrwertiger Alkohole |
| US2224910A (en) * | 1938-08-25 | 1940-12-17 | Du Pont | Process of condensing formaldehyde compounds |
| DE851493C (de) * | 1949-10-30 | 1952-10-06 | Basf Ag | Verfahren zur Hydrierung von Keto- und Aldehydalkoholen unter Erhaltung der Alkoholgruppen |
| GB745557A (en) * | 1952-06-20 | 1956-02-29 | Celanese Corp | Hydrogenation process for the production of polyhydric alcohols |
| US2775621A (en) * | 1952-06-20 | 1956-12-25 | Celanese Corp | Hydrogenation of formaldehyde condensation products |
| US2927918A (en) * | 1956-12-24 | 1960-03-08 | Dow Chemical Co | Hydroxypropylation of hydroxy compounds |
| DE1920327A1 (de) * | 1969-04-22 | 1971-06-03 | Hoechst Ag | Verfahren zur Oxalkylierung technischer langkettiger,aldehyd- und ketonhaltiger Alkohole |
| US3865806A (en) * | 1970-12-28 | 1975-02-11 | Dow Chemical Co | Low viscosity, low equivalent weight polyether polyols and a method for their preparation |
| BE795455A (fr) * | 1972-02-24 | 1973-08-16 | Basf Ag | Procede de preparation de polyalkylene-ethers purs |
-
1976
- 1976-08-31 DE DE2639083A patent/DE2639083C2/de not_active Expired
-
1977
- 1977-08-26 AU AU28274/77A patent/AU2827477A/en active Pending
- 1977-08-26 GB GB35922/77A patent/GB1553543A/en not_active Expired
- 1977-08-29 IT IT50801/77A patent/IT1084082B/it active
- 1977-08-29 NL NL7709507A patent/NL7709507A/xx not_active Application Discontinuation
- 1977-08-29 DD DD7700200784A patent/DD133680A5/xx unknown
- 1977-08-29 DD DD77210363A patent/DD141425A5/de unknown
- 1977-08-29 CA CA285,694A patent/CA1111071A/en not_active Expired
- 1977-08-30 SE SE7709741A patent/SE7709741L/xx unknown
- 1977-08-30 BE BE180536A patent/BE858236A/xx not_active IP Right Cessation
- 1977-08-30 PL PL1977200536A patent/PL106057B1/pl unknown
- 1977-08-30 ES ES461964A patent/ES461964A1/es not_active Expired
- 1977-08-31 BR BR7705798A patent/BR7705798A/pt unknown
- 1977-08-31 FR FR7726457A patent/FR2363596A1/fr active Granted
- 1977-08-31 JP JP10371377A patent/JPS5329399A/ja active Granted
- 1977-11-30 SU SU772547803A patent/SU797588A3/ru active
-
1978
- 1978-07-06 ES ES471509A patent/ES471509A1/es not_active Expired
-
1979
- 1979-02-26 US US06/015,082 patent/US4247654A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| AU2827477A (en) | 1979-03-01 |
| ES461964A1 (es) | 1978-12-01 |
| ES471509A1 (es) | 1979-01-16 |
| PL200536A1 (pl) | 1978-04-10 |
| DE2639083A1 (de) | 1978-03-02 |
| CA1111071A (en) | 1981-10-20 |
| JPS5329399A (en) | 1978-03-18 |
| IT1084082B (it) | 1985-05-25 |
| DD133680A5 (de) | 1979-01-17 |
| DE2639083C2 (de) | 1983-02-10 |
| NL7709507A (nl) | 1978-03-02 |
| PL106057B1 (pl) | 1979-11-30 |
| DD141425A5 (de) | 1980-04-30 |
| BR7705798A (pt) | 1978-06-13 |
| SE7709741L (sv) | 1978-03-01 |
| FR2363596A1 (fr) | 1978-03-31 |
| US4247654A (en) | 1981-01-27 |
| FR2363596B1 (enExample) | 1984-09-14 |
| BE858236A (fr) | 1978-02-28 |
| GB1553543A (en) | 1979-09-26 |
| JPS5626246B2 (enExample) | 1981-06-17 |
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