DE2261482C2 - Verfahren zur Herstellung eines Polyäther-urethan-elastomeren mit verbessertem Schnittwachstum und besserer Biegerißbeständigkeit - Google Patents
Verfahren zur Herstellung eines Polyäther-urethan-elastomeren mit verbessertem Schnittwachstum und besserer BiegerißbeständigkeitInfo
- Publication number
- DE2261482C2 DE2261482C2 DE19722261482 DE2261482A DE2261482C2 DE 2261482 C2 DE2261482 C2 DE 2261482C2 DE 19722261482 DE19722261482 DE 19722261482 DE 2261482 A DE2261482 A DE 2261482A DE 2261482 C2 DE2261482 C2 DE 2261482C2
- Authority
- DE
- Germany
- Prior art keywords
- molecular weight
- polyether
- mixture
- average molecular
- glycol
- 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
- 229920000570 polyether Polymers 0.000 title claims description 47
- 239000004721 Polyphenylene oxide Substances 0.000 title claims description 38
- 238000000034 method Methods 0.000 title claims description 15
- 229920006311 Urethane elastomer Polymers 0.000 title claims description 8
- 238000005452 bending Methods 0.000 title claims description 5
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 50
- 239000000203 mixture Substances 0.000 claims description 32
- -1 amino, carboxy Chemical group 0.000 claims description 30
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 25
- 238000009826 distribution Methods 0.000 claims description 17
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 claims description 5
- 229920001451 polypropylene glycol Polymers 0.000 claims description 5
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 3
- 125000005442 diisocyanate group Chemical group 0.000 claims description 3
- 239000004970 Chain extender Substances 0.000 claims description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 claims description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 2
- 229920005862 polyol Polymers 0.000 claims description 2
- 150000003077 polyols Chemical class 0.000 claims description 2
- 125000003396 thiol group Chemical group [H]S* 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims 2
- 229920000573 polyethylene Polymers 0.000 claims 2
- 125000003118 aryl group Chemical group 0.000 claims 1
- 229920000768 polyamine Polymers 0.000 claims 1
- 230000000052 comparative effect Effects 0.000 description 18
- 229920001971 elastomer Polymers 0.000 description 10
- 239000000806 elastomer Substances 0.000 description 10
- 238000012360 testing method Methods 0.000 description 9
- 238000005227 gel permeation chromatography Methods 0.000 description 5
- IBOFVQJTBBUKMU-UHFFFAOYSA-N 4,4'-methylene-bis-(2-chloroaniline) Chemical compound C1=C(Cl)C(N)=CC=C1CC1=CC=C(N)C(Cl)=C1 IBOFVQJTBBUKMU-UHFFFAOYSA-N 0.000 description 3
- 238000004132 cross linking Methods 0.000 description 3
- 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 3
- 241000063973 Mattia Species 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 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
- 239000005057 Hexamethylene diisocyanate Substances 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 150000002334 glycols Chemical class 0.000 description 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 125000005628 tolylene group Chemical group 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
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
-
- 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
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)
- Tires In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP46101433A JPS5010631B2 (enrdf_load_stackoverflow) | 1971-12-16 | 1971-12-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2261482A1 DE2261482A1 (de) | 1973-07-12 |
| DE2261482C2 true DE2261482C2 (de) | 1981-10-08 |
Family
ID=14300547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722261482 Expired DE2261482C2 (de) | 1971-12-16 | 1972-12-15 | Verfahren zur Herstellung eines Polyäther-urethan-elastomeren mit verbessertem Schnittwachstum und besserer Biegerißbeständigkeit |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5010631B2 (enrdf_load_stackoverflow) |
| CA (1) | CA972095A (enrdf_load_stackoverflow) |
| DE (1) | DE2261482C2 (enrdf_load_stackoverflow) |
| GB (1) | GB1410809A (enrdf_load_stackoverflow) |
| IT (1) | IT974086B (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4225696A (en) * | 1979-02-21 | 1980-09-30 | Polythetics, Inc. | Prosthetic denture prepared from polyurethane elastomer |
| JPS59500820A (ja) * | 1982-05-13 | 1984-05-10 | ザ・フアイヤ−スト−ン・タイヤ・アンド・ラバ−・カンパニ− | ポリエ−テルポリウレタン弾性体 |
| US4562024A (en) * | 1982-07-06 | 1985-12-31 | Sterling Drug Inc. | Process for preparing granulate containing poorly compressible medicinally active matter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1520570C3 (de) * | 1962-10-15 | 1978-10-05 | E.I. Du Pont De Nemours And Co., Wilmington, Del. (V.St.A.) | Verfahren zur Herstellung von Polyurethanelastomeren mit verbesserter Kältebeständigkeit |
-
1971
- 1971-12-16 JP JP46101433A patent/JPS5010631B2/ja not_active Expired
-
1972
- 1972-12-15 DE DE19722261482 patent/DE2261482C2/de not_active Expired
- 1972-12-15 IT IT5473472A patent/IT974086B/it active
- 1972-12-15 GB GB5817372A patent/GB1410809A/en not_active Expired
- 1972-12-18 CA CA159,258A patent/CA972095A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT974086B (it) | 1974-06-20 |
| JPS4866695A (enrdf_load_stackoverflow) | 1973-09-12 |
| GB1410809A (en) | 1975-10-22 |
| DE2261482A1 (de) | 1973-07-12 |
| JPS5010631B2 (enrdf_load_stackoverflow) | 1975-04-23 |
| CA972095A (en) | 1975-07-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| D2 | Grant after examination | ||
| 8339 | Ceased/non-payment of the annual fee |