CH530267A - Procédé de préparation de feuilles microporeuses perméables à la vapeur humide - Google Patents
Procédé de préparation de feuilles microporeuses perméables à la vapeur humideInfo
- Publication number
- CH530267A CH530267A CH396071A CH396071A CH530267A CH 530267 A CH530267 A CH 530267A CH 396071 A CH396071 A CH 396071A CH 396071 A CH396071 A CH 396071A CH 530267 A CH530267 A CH 530267A
- Authority
- CH
- Switzerland
- Prior art keywords
- vapor permeable
- permeable sheets
- wet vapor
- preparing microporous
- microporous wet
- Prior art date
Links
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
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
- C08J2201/05—Elimination by evaporation or heat degradation of a liquid phase
- C08J2201/0502—Elimination by evaporation or heat degradation of a liquid phase the liquid phase being organic
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)
- Compositions Of Macromolecular Compounds (AREA)
- Laminated Bodies (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US2121270A | 1970-03-19 | 1970-03-19 | |
US5781170A | 1970-07-23 | 1970-07-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH530267A true CH530267A (fr) | 1972-11-15 |
Family
ID=26694421
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH396071A CH530267A (fr) | 1970-03-19 | 1971-03-18 | Procédé de préparation de feuilles microporeuses perméables à la vapeur humide |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE764575A (de) |
CH (1) | CH530267A (de) |
DE (1) | DE2113383C3 (de) |
FR (1) | FR2084839A5 (de) |
GB (1) | GB1353246A (de) |
IL (1) | IL36336A (de) |
NL (1) | NL7103753A (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU1435883A (en) * | 1983-05-09 | 1984-11-15 | Baxter Travenol Laboratories Inc. | Porous membranes |
DE19738856C2 (de) * | 1997-09-05 | 2001-06-13 | Lohmann Therapie Syst Lts | Treibmittelfreies Verfahren zur Herstellung flächenförmiger Polymerschäume |
-
1971
- 1971-03-03 IL IL36336A patent/IL36336A/xx unknown
- 1971-03-18 FR FR7109581A patent/FR2084839A5/fr not_active Expired
- 1971-03-18 CH CH396071A patent/CH530267A/fr not_active IP Right Cessation
- 1971-03-19 BE BE764575A patent/BE764575A/xx unknown
- 1971-03-19 DE DE2113383A patent/DE2113383C3/de not_active Expired
- 1971-03-19 NL NL7103753A patent/NL7103753A/xx unknown
- 1971-04-19 GB GB2341171*A patent/GB1353246A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7103753A (de) | 1971-09-21 |
FR2084839A5 (de) | 1971-12-17 |
BE764575A (fr) | 1971-08-16 |
DE2113383B2 (de) | 1975-03-27 |
IL36336A (en) | 1974-12-31 |
DE2113383A1 (de) | 1971-10-07 |
DE2113383C3 (de) | 1975-11-13 |
GB1353246A (en) | 1974-05-15 |
IL36336A0 (en) | 1971-05-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |