GB1386492A - Process for the production of microporous sheeting - Google Patents
Process for the production of microporous sheetingInfo
- Publication number
- GB1386492A GB1386492A GB2446672A GB2446672A GB1386492A GB 1386492 A GB1386492 A GB 1386492A GB 2446672 A GB2446672 A GB 2446672A GB 2446672 A GB2446672 A GB 2446672A GB 1386492 A GB1386492 A GB 1386492A
- Authority
- GB
- United Kingdom
- Prior art keywords
- polyurethane
- sheet
- microporous
- layer
- solution
- 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 abstract 2
- 229920002635 polyurethane Polymers 0.000 abstract 4
- 239000004814 polyurethane Substances 0.000 abstract 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 abstract 3
- 239000000758 substrate Substances 0.000 abstract 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 abstract 1
- 239000012298 atmosphere Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 239000003960 organic solvent Substances 0.000 abstract 1
- 239000003495 polar organic solvent Substances 0.000 abstract 1
- 229920003226 polyurethane urea Polymers 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 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
- C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
-
- 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
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
Landscapes
- Chemical & Material Sciences (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)
- Moulding By Coating Moulds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712125908 DE2125908A1 (cg-RX-API-DMAC7.html) | 1971-05-25 | 1971-05-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1386492A true GB1386492A (en) | 1975-03-05 |
Family
ID=5808858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2446672A Expired GB1386492A (en) | 1971-05-25 | 1972-05-24 | Process for the production of microporous sheeting |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE783870A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2125908A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2139087A1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1386492A (cg-RX-API-DMAC7.html) |
| IT (1) | IT958007B (cg-RX-API-DMAC7.html) |
| NL (1) | NL7207062A (cg-RX-API-DMAC7.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0052936A1 (en) * | 1980-11-07 | 1982-06-02 | Exxon Research And Engineering Company | Microcellular structures and process for their preparation |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0247597B1 (en) * | 1986-05-30 | 1990-08-29 | Mitsubishi Rayon Co., Ltd. | Process for producing porous membranes |
-
1971
- 1971-05-25 DE DE19712125908 patent/DE2125908A1/de active Pending
-
1972
- 1972-05-23 IT IT5042072A patent/IT958007B/it active
- 1972-05-24 BE BE783870A patent/BE783870A/xx unknown
- 1972-05-24 GB GB2446672A patent/GB1386492A/en not_active Expired
- 1972-05-25 NL NL7207062A patent/NL7207062A/xx unknown
- 1972-05-25 FR FR7218774A patent/FR2139087A1/fr active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0052936A1 (en) * | 1980-11-07 | 1982-06-02 | Exxon Research And Engineering Company | Microcellular structures and process for their preparation |
Also Published As
| Publication number | Publication date |
|---|---|
| BE783870A (fr) | 1972-11-24 |
| DE2125908A1 (cg-RX-API-DMAC7.html) | 1972-12-14 |
| NL7207062A (cg-RX-API-DMAC7.html) | 1972-11-28 |
| IT958007B (it) | 1973-10-20 |
| FR2139087A1 (cg-RX-API-DMAC7.html) | 1973-01-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CSNS | Application of which complete specification have been accepted and published, but patent is not sealed |