DE2003706C3 - Verfahren zur Herstellung von Polyurethan-Harnstoffelastomeren - Google Patents
Verfahren zur Herstellung von Polyurethan-HarnstoffelastomerenInfo
- Publication number
- DE2003706C3 DE2003706C3 DE2003706A DE2003706A DE2003706C3 DE 2003706 C3 DE2003706 C3 DE 2003706C3 DE 2003706 A DE2003706 A DE 2003706A DE 2003706 A DE2003706 A DE 2003706A DE 2003706 C3 DE2003706 C3 DE 2003706C3
- Authority
- DE
- Germany
- Prior art keywords
- diisocyanates
- molecular weight
- hydroxyl groups
- glycol
- compounds
- 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
- 238000000034 method Methods 0.000 title claims description 15
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 229920001971 elastomer Polymers 0.000 title description 3
- 239000000806 elastomer Substances 0.000 title description 3
- 229920003226 polyurethane urea Polymers 0.000 title 1
- 125000005442 diisocyanate group Chemical group 0.000 claims description 32
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 21
- 150000001875 compounds Chemical class 0.000 claims description 15
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 13
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 11
- 150000004984 aromatic diamines Chemical class 0.000 claims description 10
- 239000004970 Chain extender Substances 0.000 claims description 8
- 239000012948 isocyanate Substances 0.000 claims description 6
- 150000002513 isocyanates Chemical class 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 239000007795 chemical reaction product Substances 0.000 claims description 5
- 229920003225 polyurethane elastomer Polymers 0.000 claims description 5
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 claims description 4
- YODZTKMDCQEPHD-UHFFFAOYSA-N thiodiglycol Chemical compound OCCSCCO YODZTKMDCQEPHD-UHFFFAOYSA-N 0.000 claims description 4
- 229950006389 thiodiglycol Drugs 0.000 claims description 4
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 claims description 4
- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 claims description 3
- 150000001412 amines Chemical class 0.000 claims description 3
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- 125000004185 ester group Chemical group 0.000 claims description 2
- 239000011541 reaction mixture Substances 0.000 claims description 2
- 125000003118 aryl group Chemical group 0.000 claims 1
- 238000002474 experimental method Methods 0.000 description 16
- 239000000203 mixture Substances 0.000 description 9
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 7
- 239000000155 melt Substances 0.000 description 7
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical group CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 150000002009 diols Chemical class 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- -1 ester groups aromatic diamines Chemical class 0.000 description 5
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 5
- KHUIRIRTZCOEMK-UHFFFAOYSA-N 2-methylpropyl 3,5-diamino-4-chlorobenzoate Chemical compound CC(C)COC(=O)C1=CC(N)=C(Cl)C(N)=C1 KHUIRIRTZCOEMK-UHFFFAOYSA-N 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 3
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 150000001298 alcohols Chemical class 0.000 description 3
- 125000002947 alkylene group Chemical group 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 239000004202 carbamide Substances 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 2
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 2
- LCZVSXRMYJUNFX-UHFFFAOYSA-N 2-[2-(2-hydroxypropoxy)propoxy]propan-1-ol Chemical compound CC(O)COC(C)COC(C)CO LCZVSXRMYJUNFX-UHFFFAOYSA-N 0.000 description 1
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- 229920001730 Moisture cure polyurethane Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001414 amino alcohols Chemical class 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate Chemical compound [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- FZWBABZIGXEXES-UHFFFAOYSA-N ethane-1,2-diol;hexanedioic acid Chemical compound OCCO.OC(=O)CCCCC(O)=O FZWBABZIGXEXES-UHFFFAOYSA-N 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 125000005842 heteroatom Chemical group 0.000 description 1
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920001521 polyalkylene glycol ether Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920000909 polytetrahydrofuran Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- DCKVNWZUADLDEH-UHFFFAOYSA-N sec-butyl acetate Chemical compound CCC(C)OC(C)=O DCKVNWZUADLDEH-UHFFFAOYSA-N 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000003756 stirring 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
- RUELTTOHQODFPA-UHFFFAOYSA-N toluene 2,6-diisocyanate Chemical class CC1=C(N=C=O)C=CC=C1N=C=O RUELTTOHQODFPA-UHFFFAOYSA-N 0.000 description 1
- 235000021122 unsaturated fatty acids Nutrition 0.000 description 1
- 150000004670 unsaturated fatty acids Chemical class 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
- C08G18/70—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
- C08G18/8054—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/38
-
- 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
- C08G18/70—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
- C08G18/8019—Masked aromatic polyisocyanates
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)
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2003706A DE2003706C3 (de) | 1970-01-28 | 1970-01-28 | Verfahren zur Herstellung von Polyurethan-Harnstoffelastomeren |
| CH1922570A CH528562A (de) | 1970-01-28 | 1970-12-28 | Verfahren zur Herstellung von Polyurethan-Harnstoffelastomeren |
| GB210071A GB1336644A (en) | 1970-01-28 | 1971-01-15 | Process for the production of polyurethane urea elastomers |
| SE7100851A SE378607B (sv) | 1970-01-28 | 1971-01-25 | Sett att framstella polyuretanelastomerer genom omsettning av hogmolekylera och lagmolekylera polyhudroxylforeningar med diisocyanater, varpa den erhallna produkten reageras med estergrupphaltiga aromatiska diaminer. |
| IT47955/71A IT972073B (it) | 1970-01-28 | 1971-01-26 | Diammine aromatiche e procedimen to per produre con esse elastomeri poliuretanici |
| NL7101074A NL7101074A (index.php) | 1970-01-28 | 1971-01-27 | |
| JP46002403A JPS5029520B1 (index.php) | 1970-01-28 | 1971-01-27 | |
| FR7102857A FR2080933B2 (index.php) | 1970-01-28 | 1971-01-28 | |
| AT70171A AT319601B (de) | 1968-10-17 | 1971-01-28 | Verfahren zur Herstellung von Polyurethanelastomeren |
| BE762161A BE762161R (fr) | 1970-01-28 | 1971-01-28 | Diamines aromatiques contenant des groupes ester et leur utilisation pour la fabrication d'elastomeres de |
| US112027A US3681290A (en) | 1970-01-28 | 1971-02-02 | Aromatic diamines containing ester groups and the production of polyurethane elastomers therefrom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2003706A DE2003706C3 (de) | 1970-01-28 | 1970-01-28 | Verfahren zur Herstellung von Polyurethan-Harnstoffelastomeren |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2003706A1 DE2003706A1 (de) | 1971-08-05 |
| DE2003706B2 DE2003706B2 (de) | 1979-09-27 |
| DE2003706C3 true DE2003706C3 (de) | 1980-06-12 |
Family
ID=5760692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2003706A Expired DE2003706C3 (de) | 1968-10-17 | 1970-01-28 | Verfahren zur Herstellung von Polyurethan-Harnstoffelastomeren |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3681290A (index.php) |
| JP (1) | JPS5029520B1 (index.php) |
| BE (1) | BE762161R (index.php) |
| CH (1) | CH528562A (index.php) |
| DE (1) | DE2003706C3 (index.php) |
| FR (1) | FR2080933B2 (index.php) |
| GB (1) | GB1336644A (index.php) |
| IT (1) | IT972073B (index.php) |
| NL (1) | NL7101074A (index.php) |
| SE (1) | SE378607B (index.php) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2040644C3 (de) * | 1970-08-17 | 1978-11-02 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von polyurethankunststoffen |
| US3991023A (en) * | 1971-12-07 | 1976-11-09 | Bayer Aktiengesellschaft | Polyurethanes wherein the chain-lengthening agents are benzoic ester diamines |
| US4054556A (en) * | 1972-09-15 | 1977-10-18 | E. I. Du Pont De Nemours And Company | Polyurethanes cured with derivatives of 2,4-diamino-benzoic acid |
| DE2301408A1 (de) * | 1973-01-12 | 1974-07-25 | Bayer Ag | Verfahren zur herstellung von harten, ueberwiegend isocyanuratringstrukturen aufweisenden schaumstoffen |
| US3926922A (en) * | 1974-03-14 | 1975-12-16 | Polaroid Corp | Polyurethane elastomers prepared from diamine curing agents |
| US3929729A (en) * | 1974-11-21 | 1975-12-30 | Goodyear Tire & Rubber | Polyureaurethane shock absorbing unit |
| US4107152A (en) * | 1974-12-17 | 1978-08-15 | Bayer Aktiengesellschaft | Polyurethanes produced from phosphorus containing flame retarding agents which are reactive with isocyanates |
| US4071492A (en) * | 1976-04-07 | 1978-01-31 | The Firestone Tire & Rubber Company | Polyurethane-urea elastomers based on propylene oxide-tetrahydrofuran copolymers |
| DE2720166C2 (de) * | 1977-05-05 | 1985-09-19 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Polyurethanelastomeren |
| JPS5480397A (en) * | 1977-12-09 | 1979-06-27 | Ihara Chem Ind Co Ltd | Production of polyurethane elastomer |
| JPS54125633A (en) * | 1978-03-23 | 1979-09-29 | Ihara Chem Ind Co Ltd | 4-chloro-3,5-diaminophenyl acetate, its preparation, and hardeners for preparing polyurethane elastomers |
| US4201853A (en) * | 1978-05-18 | 1980-05-06 | The United States Of America As Represented By The Secretary Of The Navy | Polymeric binders of nitrated phenols and polyisocyanates which reversibly dissociate at elevated temperatures |
| US4254272A (en) * | 1979-02-21 | 1981-03-03 | The Goodyear Tire & Rubber Company | Aromatic diamines and polyurethanes cured thereby |
| US4222955A (en) * | 1979-02-21 | 1980-09-16 | The Goodyear Tire & Rubber Company | 3,5-Diamino-4-tert.-alkylbenzonitriles |
| US4365051A (en) * | 1980-02-25 | 1982-12-21 | The Goodyear Tire & Rubber Company | Polyurethane prepared from diamine and prepolymer |
| US4579885A (en) * | 1983-09-22 | 1986-04-01 | Union Carbide Corporation | Epoxy compositions containing substituted diamine hardeners |
| US4556703A (en) * | 1984-05-14 | 1985-12-03 | American Cyanamid Company | Low heat buildup polyurethane compositions and articles |
| DE3429149A1 (de) * | 1984-08-08 | 1986-02-20 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von stabilisierten polyaminen, stabilisierte polyamine retardierter reaktivitaet und ihre verwendung zur polyurethanherstellung |
| JPS63178980A (ja) * | 1987-01-05 | 1988-07-23 | 小山 博司 | 水道の自然水圧による水の貯溜方式 |
| US4722989A (en) * | 1987-03-16 | 1988-02-02 | Air Products And Chemicals, Inc. | Process for producing polyurethane/urea elastomers |
| US4810769A (en) * | 1987-06-05 | 1989-03-07 | Air Products And Chemicals, Inc. | Process of preparing polyurethanes cured with 2,6-idaminobenzoic acid derivatives and blends of the 2, 4 and 2,6 isomers |
| US4946872A (en) * | 1987-07-14 | 1990-08-07 | The Dow Chemical Company | Polyisocyanate prepolymers prepared from rigid polyaromatic precursor materials, and polyurethanes prepared therefrom |
| JP3220873B2 (ja) * | 1992-07-02 | 2001-10-22 | イハラケミカル工業株式会社 | ポリウレタンウレアエラストマー |
| CN105622882A (zh) * | 2016-02-04 | 2016-06-01 | 福州美创美工艺品有限公司 | 透光聚氨酯假材制作方法及透光假材制作组合料 |
-
1970
- 1970-01-28 DE DE2003706A patent/DE2003706C3/de not_active Expired
- 1970-12-28 CH CH1922570A patent/CH528562A/de not_active IP Right Cessation
-
1971
- 1971-01-15 GB GB210071A patent/GB1336644A/en not_active Expired
- 1971-01-25 SE SE7100851A patent/SE378607B/xx unknown
- 1971-01-26 IT IT47955/71A patent/IT972073B/it active
- 1971-01-27 JP JP46002403A patent/JPS5029520B1/ja active Pending
- 1971-01-27 NL NL7101074A patent/NL7101074A/xx unknown
- 1971-01-28 FR FR7102857A patent/FR2080933B2/fr not_active Expired
- 1971-01-28 BE BE762161A patent/BE762161R/xx active
- 1971-02-02 US US112027A patent/US3681290A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| BE762161R (fr) | 1971-07-01 |
| US3681290A (en) | 1972-08-01 |
| DE2003706A1 (de) | 1971-08-05 |
| DE2003706B2 (de) | 1979-09-27 |
| FR2080933A2 (index.php) | 1971-11-26 |
| SE378607B (sv) | 1975-09-08 |
| NL7101074A (index.php) | 1971-07-30 |
| IT972073B (it) | 1974-05-20 |
| FR2080933B2 (index.php) | 1976-03-19 |
| JPS5029520B1 (index.php) | 1975-09-23 |
| GB1336644A (en) | 1973-11-07 |
| CH528562A (de) | 1972-09-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2003706C3 (de) | Verfahren zur Herstellung von Polyurethan-Harnstoffelastomeren | |
| EP0261409B1 (de) | Verfarhen zur herstellung von Alkoxysilanterminierten, feuchtigkeitsärtenden Polyurethanen sowie ihre Verwendung für Klebe- und Dichtungsmassen | |
| DE3883816T2 (de) | Präpolymer-Zusammensetzungen für das Polyharnstoff-Reaktionsspritzgussverfahren. | |
| EP0103323B1 (de) | Verfahren zur Herstellung von stabilisierten Polyisocyanaten, stabilisierte Polyisocyanate retardierter Reaktivität und ihre Verwendung zur Polyurethanherstellung | |
| DE2141807C2 (de) | Selbstemulgierter wäßriger Polyurethanharnstoff- oder Polyharnstoff-Latex und dessen Verwendung zur Herstellung von Filmen | |
| DE3856125T2 (de) | Hitzehärtbares Urethan-Elastomer | |
| DE1149523B (de) | Verfahren zur Herstellung von Polyurethanelastomeren | |
| DE1720843C3 (de) | Für den Spritzguß geeignete Polyurethane | |
| EP0000360A1 (de) | Polyurethan-Harnstoff-Elastomere und Verfahren zu deren Herstellung | |
| DE1085671B (de) | Verfahren zur Herstellung von kautschukartigen, aushaertbaren Polyurethanen | |
| DE1947781A1 (de) | Copolyesterpolyole und daraus hergestellte? Polyurethane | |
| DE2437889C3 (de) | Polyurethan-Elastomere und ihre Herstellung | |
| DE1069379B (de) | Verfahren zur Herstellung homogener Kunststoffe auf Grundlage Urethangrup'pen und gegebenenfalls auch Thioärhergruppen aufweisender Polyglykoläther | |
| DE2940856A1 (de) | Verfahren zur herstellung von gegebenenfalls zellhaltigen polyurethan-elastomeren | |
| DE2237872A1 (de) | Polyoxycaproylpolyurethanprodukte | |
| DE2316454A1 (de) | Polyurethan-polyharnstoff-elastomere | |
| DE1000998B (de) | Verfahren zur Herstellung hochvernetzter Kunststoffe | |
| DE1926661A1 (de) | Verfahren zur Herstellung von Polyurethan-Kunststoffen | |
| DE69418003T2 (de) | Modifizierte Polyharnstoff-Polyurethansysteme ausgestattet mit verbesserter Verarbeitbarkeit | |
| DE1122699B (de) | Verfahren zur Herstellung von Polyurethanelastomeren | |
| EP0009111B1 (de) | Transparente, elastische Polyurethan-Harnstoff-Elastomere, Verfahren zu deren Herstellung und deren Verwendung zur Herstellung von Schuhsohlen | |
| DE831604C (de) | Verfahren zur Herstellung von Kunststoffen | |
| DE1022788B (de) | Verfahren zur Herstellung hochmolekularer vernetzter Kunststoffe | |
| DE1520570C3 (de) | Verfahren zur Herstellung von Polyurethanelastomeren mit verbesserter Kältebeständigkeit | |
| DE1645666A1 (de) | Verfahren zur Herstellung von Elastomeren |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8340 | Patent of addition ceased/non-payment of fee of main patent |