CH530267A - Process for preparing microporous wet vapor permeable sheets - Google Patents

Process for preparing microporous wet vapor permeable sheets

Info

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
Application number
CH396071A
Other languages
French (fr)
Inventor
Jr Linton G Ray
Ezekiel J Jacob
Original Assignee
Jr Linton G Ray
Ezekiel J Jacob
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jr Linton G Ray, Ezekiel J Jacob filed Critical Jr Linton G Ray
Publication of CH530267A publication Critical patent/CH530267A/en

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)
CH396071A 1970-03-19 1971-03-18 Process for preparing microporous wet vapor permeable sheets CH530267A (en)

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 (en) 1972-11-15

Family

ID=26694421

Family Applications (1)

Application Number Title Priority Date Filing Date
CH396071A CH530267A (en) 1970-03-19 1971-03-18 Process for preparing microporous wet vapor permeable sheets

Country Status (7)

Country Link
BE (1) BE764575A (en)
CH (1) CH530267A (en)
DE (1) DE2113383C3 (en)
FR (1) FR2084839A5 (en)
GB (1) GB1353246A (en)
IL (1) IL36336A (en)
NL (1) NL7103753A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1435883A (en) * 1983-05-09 1984-11-15 Baxter Travenol Laboratories Inc. Porous membranes
DE19738856C2 (en) * 1997-09-05 2001-06-13 Lohmann Therapie Syst Lts Propellant-free process for the production of sheet-like polymer foams

Also Published As

Publication number Publication date
DE2113383A1 (en) 1971-10-07
NL7103753A (en) 1971-09-21
BE764575A (en) 1971-08-16
GB1353246A (en) 1974-05-15
FR2084839A5 (en) 1971-12-17
IL36336A (en) 1974-12-31
DE2113383C3 (en) 1975-11-13
DE2113383B2 (en) 1975-03-27
IL36336A0 (en) 1971-05-26

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Legal Events

Date Code Title Description
PL Patent ceased