DE1911627A1 - Verfahren zum Vernetzen eines Polyurethanschaums - Google Patents
Verfahren zum Vernetzen eines PolyurethanschaumsInfo
- Publication number
- DE1911627A1 DE1911627A1 DE19691911627 DE1911627A DE1911627A1 DE 1911627 A1 DE1911627 A1 DE 1911627A1 DE 19691911627 DE19691911627 DE 19691911627 DE 1911627 A DE1911627 A DE 1911627A DE 1911627 A1 DE1911627 A1 DE 1911627A1
- Authority
- DE
- Germany
- Prior art keywords
- gas
- foam
- crosslinking
- less
- sas
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 14
- 238000004132 cross linking Methods 0.000 title description 12
- 229920005830 Polyurethane Foam Polymers 0.000 title description 6
- 239000011496 polyurethane foam Substances 0.000 title description 6
- 239000007789 gas Substances 0.000 claims description 34
- 230000001590 oxidative effect Effects 0.000 claims description 12
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 1
- 239000006260 foam Substances 0.000 description 30
- 239000000463 material Substances 0.000 description 14
- 230000001413 cellular effect Effects 0.000 description 7
- 239000012528 membrane Substances 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 239000011888 foil Substances 0.000 description 4
- 239000002360 explosive Substances 0.000 description 3
- 239000010985 leather Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000006855 networking Effects 0.000 description 2
- 239000012815 thermoplastic material Substances 0.000 description 2
- WKVZMKDXJFCMMD-UVWUDEKDSA-L (5ar,8ar,9r)-5-[[(2r,4ar,6r,7r,8r,8as)-7,8-dihydroxy-2-methyl-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxin-6-yl]oxy]-9-(4-hydroxy-3,5-dimethoxyphenyl)-5a,6,8a,9-tetrahydro-5h-[2]benzofuro[6,5-f][1,3]benzodioxol-8-one;azanide;n,3-bis(2-chloroethyl)-2-ox Chemical compound [NH2-].[NH2-].Cl[Pt+2]Cl.ClCCNP1(=O)OCCCN1CCCl.COC1=C(O)C(OC)=CC([C@@H]2C3=CC=4OCOC=4C=C3C(O[C@H]3[C@@H]([C@@H](O)[C@@H]4O[C@H](C)OC[C@H]4O3)O)[C@@H]3[C@@H]2C(OC3)=O)=C1 WKVZMKDXJFCMMD-UVWUDEKDSA-L 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- 240000007049 Juglans regia Species 0.000 description 1
- 235000009496 Juglans regia Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- -1 oxy- Chemical class 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 235000020234 walnut Nutrition 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
- C08J9/36—After-treatment
- C08J9/38—Destruction of cell membranes
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Cell Biology (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1131068 | 1968-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1911627A1 true DE1911627A1 (de) | 1969-11-06 |
Family
ID=9983900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19691911627 Pending DE1911627A1 (de) | 1968-03-08 | 1969-03-07 | Verfahren zum Vernetzen eines Polyurethanschaums |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE1911627A1 (https=) |
| FR (1) | FR2003484A1 (https=) |
| GB (1) | GB1232455A (https=) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020244959A1 (en) | 2019-06-03 | 2020-12-10 | Covestro Intellectual Property Gmbh & Co. Kg | Process for preparing a reticulated flexible polyurethane foam |
| EP3763763A1 (en) | 2019-07-12 | 2021-01-13 | Covestro Deutschland AG | Process for preparing a reticulated flexible polyurethane foam |
-
1968
- 1968-03-08 GB GB1232455D patent/GB1232455A/en not_active Expired
-
1969
- 1969-03-06 FR FR6906221A patent/FR2003484A1/fr not_active Withdrawn
- 1969-03-07 DE DE19691911627 patent/DE1911627A1/de active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020244959A1 (en) | 2019-06-03 | 2020-12-10 | Covestro Intellectual Property Gmbh & Co. Kg | Process for preparing a reticulated flexible polyurethane foam |
| EP3763763A1 (en) | 2019-07-12 | 2021-01-13 | Covestro Deutschland AG | Process for preparing a reticulated flexible polyurethane foam |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2003484A1 (https=) | 1969-11-07 |
| GB1232455A (https=) | 1971-05-19 |
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