DE2016102C3 - Verfahren zur Herstellung von lagerbeständigen Polyurethanprepolymeren - Google Patents
Verfahren zur Herstellung von lagerbeständigen PolyurethanprepolymerenInfo
- Publication number
- DE2016102C3 DE2016102C3 DE2016102A DE2016102A DE2016102C3 DE 2016102 C3 DE2016102 C3 DE 2016102C3 DE 2016102 A DE2016102 A DE 2016102A DE 2016102 A DE2016102 A DE 2016102A DE 2016102 C3 DE2016102 C3 DE 2016102C3
- Authority
- DE
- Germany
- Prior art keywords
- polyether
- prepolymer
- malononitrile
- groups
- per
- 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.)
- Expired
Links
- 229920001730 Moisture cure polyurethane Polymers 0.000 title claims description 8
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 238000000034 method Methods 0.000 title claims description 7
- 229920000570 polyether Polymers 0.000 claims description 35
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 31
- CUONGYYJJVDODC-UHFFFAOYSA-N malononitrile Chemical compound N#CCC#N CUONGYYJJVDODC-UHFFFAOYSA-N 0.000 claims description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 13
- 230000015572 biosynthetic process Effects 0.000 claims description 13
- 229910052725 zinc Inorganic materials 0.000 claims description 11
- 239000011701 zinc Substances 0.000 claims description 11
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 9
- 239000003054 catalyst Substances 0.000 claims description 8
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 7
- 229910052797 bismuth Inorganic materials 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 150000003839 salts Chemical class 0.000 claims description 7
- 150000003512 tertiary amines Chemical class 0.000 claims description 7
- 229910052718 tin Inorganic materials 0.000 claims description 7
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 6
- 229910017052 cobalt Inorganic materials 0.000 claims description 6
- 239000010941 cobalt Substances 0.000 claims description 6
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 6
- 229910001854 alkali hydroxide Inorganic materials 0.000 claims description 5
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 5
- 239000007858 starting material Substances 0.000 claims description 5
- XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate Chemical compound [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 claims description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N urethane group Chemical group NC(=O)OCC JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000012948 isocyanate Substances 0.000 claims description 2
- 150000002513 isocyanates Chemical class 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 239000012429 reaction media Substances 0.000 claims 3
- 239000000126 substance Substances 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 description 24
- 239000000203 mixture Substances 0.000 description 19
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 16
- 238000010438 heat treatment Methods 0.000 description 16
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 12
- 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 12
- 239000000499 gel Substances 0.000 description 11
- 239000003795 chemical substances by application Substances 0.000 description 10
- 238000005755 formation reaction Methods 0.000 description 10
- 229910052757 nitrogen Inorganic materials 0.000 description 8
- 229920001451 polypropylene glycol Polymers 0.000 description 8
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 7
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 6
- 239000005056 polyisocyanate Substances 0.000 description 6
- 229920001228 polyisocyanate Polymers 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 6
- 229910052700 potassium Inorganic materials 0.000 description 6
- 239000011591 potassium Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 description 5
- 239000012975 dibutyltin dilaurate Substances 0.000 description 5
- 125000005442 diisocyanate group Chemical group 0.000 description 5
- 239000004814 polyurethane Substances 0.000 description 5
- 229920002635 polyurethane Polymers 0.000 description 5
- 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 5
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 4
- 125000004432 carbon atom Chemical group C* 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- 229910001385 heavy metal Inorganic materials 0.000 description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 4
- 229910017053 inorganic salt Inorganic materials 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229920005862 polyol Polymers 0.000 description 4
- 150000003077 polyols Chemical class 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 239000005046 Chlorosilane Substances 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- KOPOQZFJUQMUML-UHFFFAOYSA-N chlorosilane Chemical class Cl[SiH3] KOPOQZFJUQMUML-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000001879 gelation Methods 0.000 description 2
- 238000000265 homogenisation Methods 0.000 description 2
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 2
- 229920000768 polyamine Polymers 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000004876 x-ray fluorescence Methods 0.000 description 2
- TXUICONDJPYNPY-UHFFFAOYSA-N (1,10,13-trimethyl-3-oxo-4,5,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl) heptanoate Chemical compound C1CC2CC(=O)C=C(C)C2(C)C2C1C1CCC(OC(=O)CCCCCC)C1(C)CC2 TXUICONDJPYNPY-UHFFFAOYSA-N 0.000 description 1
- POILWHVDKZOXJZ-ARJAWSKDSA-M (z)-4-oxopent-2-en-2-olate Chemical compound C\C([O-])=C\C(C)=O POILWHVDKZOXJZ-ARJAWSKDSA-M 0.000 description 1
- GIFQKRUUYUNQGW-UHFFFAOYSA-N 1,2-diethylpyrazolidine Chemical compound CCN1CCCN1CC GIFQKRUUYUNQGW-UHFFFAOYSA-N 0.000 description 1
- DDPRYTUJYNYJKV-UHFFFAOYSA-N 1,4-diethylpiperazine Chemical compound CCN1CCN(CC)CC1 DDPRYTUJYNYJKV-UHFFFAOYSA-N 0.000 description 1
- OVBFMUAFNIIQAL-UHFFFAOYSA-N 1,4-diisocyanatobutane Chemical compound O=C=NCCCCN=C=O OVBFMUAFNIIQAL-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
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-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
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000005057 Hexamethylene diisocyanate Substances 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- HTLZVHNRZJPSMI-UHFFFAOYSA-N N-ethylpiperidine Chemical compound CCN1CCCCC1 HTLZVHNRZJPSMI-UHFFFAOYSA-N 0.000 description 1
- 239000005700 Putrescine Substances 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
- 229910021626 Tin(II) chloride Inorganic materials 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- -1 amines Alkali hydroxides Chemical class 0.000 description 1
- 150000001414 amino alcohols Chemical class 0.000 description 1
- MDFFNEOEWAXZRQ-UHFFFAOYSA-N aminyl Chemical compound [NH2] MDFFNEOEWAXZRQ-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 125000002993 cycloalkylene group Chemical group 0.000 description 1
- PKKGKUDPKRTKLJ-UHFFFAOYSA-L dichloro(dimethyl)stannane Chemical compound C[Sn](C)(Cl)Cl PKKGKUDPKRTKLJ-UHFFFAOYSA-L 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Natural products C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- GEMHFKXPOCTAIP-UHFFFAOYSA-N n,n-dimethyl-n'-phenylcarbamimidoyl chloride Chemical compound CN(C)C(Cl)=NC1=CC=CC=C1 GEMHFKXPOCTAIP-UHFFFAOYSA-N 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 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
- 238000013021 overheating Methods 0.000 description 1
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- MNWBNISUBARLIT-UHFFFAOYSA-N sodium cyanide Chemical compound [Na+].N#[C-] MNWBNISUBARLIT-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 239000001119 stannous chloride Substances 0.000 description 1
- 235000011150 stannous chloride Nutrition 0.000 description 1
- 239000005720 sucrose Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- YXFVVABEGXRONW-UHFFFAOYSA-N toluene Substances CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 1
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 description 1
- 238000004846 x-ray emission Methods 0.000 description 1
- NHXVNEDMKGDNPR-UHFFFAOYSA-N zinc;pentane-2,4-dione Chemical compound [Zn+2].CC(=O)[CH-]C(C)=O.CC(=O)[CH-]C(C)=O NHXVNEDMKGDNPR-UHFFFAOYSA-N 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
- C08G18/08—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
- C08G18/088—Removal of water or carbon dioxide from the reaction mixture or reaction components
- C08G18/0885—Removal of water or carbon dioxide from the reaction mixture or reaction components using additives, e.g. absorbing agents
-
- 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
- C08G18/089—Reaction retarding agents
-
- 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
- C08G18/16—Catalysts
- C08G18/166—Catalysts not provided for in the groups C08G18/18 - C08G18/26
- C08G18/168—Organic compounds
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)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR6910477A FR2039557A5 (en, 2012) | 1969-04-04 | 1969-04-04 | |
| FR6939762A FR2070291A6 (en, 2012) | 1969-04-04 | 1969-11-19 | |
| FR6939761A FR2067856A5 (en, 2012) | 1969-04-04 | 1969-11-19 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2016102A1 DE2016102A1 (en, 2012) | 1970-10-08 |
| DE2016102B2 DE2016102B2 (de) | 1975-02-20 |
| DE2016102C3 true DE2016102C3 (de) | 1975-10-16 |
Family
ID=27249106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2016102A Expired DE2016102C3 (de) | 1969-04-04 | 1970-04-03 | Verfahren zur Herstellung von lagerbeständigen Polyurethanprepolymeren |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3681288A (en, 2012) |
| JP (1) | JPS4914132B1 (en, 2012) |
| BE (1) | BE748509A (en, 2012) |
| DE (1) | DE2016102C3 (en, 2012) |
| FR (3) | FR2039557A5 (en, 2012) |
| GB (1) | GB1258874A (en, 2012) |
| NL (1) | NL142708B (en, 2012) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5145529A (en, 2012) * | 1974-10-17 | 1976-04-19 | Canon Kk | |
| JPS52143482A (en) * | 1976-05-24 | 1977-11-30 | Canon Kk | Camera electronic circuit configuration |
| JPS58144332U (ja) * | 1983-02-10 | 1983-09-29 | キヤノン株式会社 | 着脱式フアインダ・ユニツト |
| US4439593A (en) * | 1983-05-26 | 1984-03-27 | Mobay Chemical Corporation | Polyurethane compositions with improved storage stability |
| JPS603832U (ja) * | 1983-06-23 | 1985-01-12 | 旭光学工業株式会社 | 交換フアインダおよび交換レンズを備えた一眼レフカメラ |
| JPS63146834U (en, 2012) * | 1987-03-16 | 1988-09-28 | ||
| JPH0181647U (en, 2012) * | 1987-11-18 | 1989-05-31 | ||
| CN102161744B (zh) * | 2010-12-15 | 2013-01-30 | 山西省化工研究所 | 一种贮存稳定的聚酯型聚氨酯预聚物的制备方法 |
-
1969
- 1969-04-04 FR FR6910477A patent/FR2039557A5/fr not_active Expired
- 1969-11-19 FR FR6939762A patent/FR2070291A6/fr not_active Expired
- 1969-11-19 FR FR6939761A patent/FR2067856A5/fr not_active Expired
-
1970
- 1970-03-26 NL NL707004446A patent/NL142708B/xx unknown
- 1970-04-02 JP JP45027519A patent/JPS4914132B1/ja active Pending
- 1970-04-02 US US25289A patent/US3681288A/en not_active Expired - Lifetime
- 1970-04-03 DE DE2016102A patent/DE2016102C3/de not_active Expired
- 1970-04-03 GB GB1258874D patent/GB1258874A/en not_active Expired
- 1970-04-03 BE BE748509D patent/BE748509A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2016102B2 (de) | 1975-02-20 |
| BE748509A (fr) | 1970-10-05 |
| NL7004446A (en, 2012) | 1970-10-06 |
| FR2067856A5 (en, 2012) | 1971-08-20 |
| GB1258874A (en, 2012) | 1971-12-30 |
| FR2070291A6 (en, 2012) | 1971-09-10 |
| JPS4914132B1 (en, 2012) | 1974-04-05 |
| FR2039557A5 (en, 2012) | 1971-01-15 |
| US3681288A (en) | 1972-08-01 |
| DE2016102A1 (en, 2012) | 1970-10-08 |
| NL142708B (nl) | 1974-07-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2536039A1 (de) | Elastischer polymer-schaum | |
| DE2527115B2 (de) | Vernetzte polyurethan-hydrogele | |
| DE1176358B (de) | Verfahren zur Herstellung von gegebenenfalls verschaeumten Polyurethanen | |
| DE1222669B (de) | Verfahren zur Herstellung von Polyurethanen unter Formgebung | |
| DE2557172A1 (de) | Verfahren zur gewinnung einer polyolhaltigen fluessigkeit aus starrem polyurethanschaumstoff | |
| DE1928129B2 (de) | Verfahren zur Herstellung von nichtzelligen Polyurethankunststoffen | |
| DE1950275A1 (de) | Stoffgemische und Verfahren zur Herstellung von Polyurethanen | |
| DE69314217T2 (de) | Verfahren zur Herstellung von Polyurethan-Weichschaumfstoffen | |
| DE2437889A1 (de) | Verfahren zur herstellung von urethanelastomeren | |
| DE1720843A1 (de) | Fuer Spritzguss geeignete Polyurethane und Verfahren zu ihrer Herstellung | |
| DE2016102C3 (de) | Verfahren zur Herstellung von lagerbeständigen Polyurethanprepolymeren | |
| DE2534465C3 (de) | Verfahren zur Rückgewinnung von OH-Gruppen enthaltenden Spaltprodukten aus Polyätherpolyurethanschaumstoffen | |
| DE1719275C3 (de) | Verfahren zur Herstellung steifer Polyurethanschaumstoffe hoher Dichte | |
| DE831604C (de) | Verfahren zur Herstellung von Kunststoffen | |
| DE965359C (de) | Verfahren zur Herstellung vernetzter kautschukartiger Polykondensate aus diisocyanatmodifizierten Polyestern | |
| CH661049A5 (de) | Polyol als abfangmittel zum abfangen aromatischer amine. | |
| DE1720229A1 (de) | Polyolhaltige Massen sowie daraus hergestellte Polyurethane und Verfahren zur Herstellung dieser Polyurethane | |
| DE1068461B (en, 2012) | ||
| DE2207142A1 (de) | Polyurethane und ein Verfahren zu ihrer Herstellung | |
| DE1720231A1 (de) | Polyole und Fuellstoffe enthaltende Masse sowie daraus hergestellte Polyurethane | |
| DE1570599C3 (de) | Verfahren zur Herstellung hochmolekularer elastischer Polyurethane unter Formgebung. An9: Bayer AG, 5090 Leverkusen | |
| DE1694618C3 (de) | Verfahren zur Herstellung von mit Schwefel vulkanisierbaren Polyurethanen | |
| DE1769550A1 (de) | Verfahren zur einstufigen Herstellung nachhaertungsfreier,hochelastischer,einreissfester,zelliger Polyurethan-Elastomerer | |
| DE1694908A1 (de) | Verfahren zur Herstellung von Polyurethanen | |
| DE1720219A1 (de) | Nichtzellulare Polyurethane mit kurzer Gelzeit und Verfahren zu ihrer Herstellung |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EHJ | Ceased/non-payment of the annual fee |