CA939474A - Open-celled microporous film process - Google Patents

Open-celled microporous film process

Info

Publication number
CA939474A
CA939474A CA131,834A CA131834A CA939474A CA 939474 A CA939474 A CA 939474A CA 131834 A CA131834 A CA 131834A CA 939474 A CA939474 A CA 939474A
Authority
CA
Canada
Prior art keywords
open
microporous film
film process
celled microporous
celled
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
Application number
CA131,834A
Other versions
CA131834S (en
Inventor
Melvin L. Druin
John T. Loft
Steven G. Plovan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Celanese Corp
Original Assignee
Celanese Corp
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 Celanese Corp filed Critical Celanese Corp
Application granted granted Critical
Publication of CA939474A publication Critical patent/CA939474A/en
Expired legal-status Critical Current

Links

CA131,834A 1971-01-07 1972-01-06 Open-celled microporous film process Expired CA939474A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10471571A 1971-01-07 1971-01-07

Publications (1)

Publication Number Publication Date
CA939474A true CA939474A (en) 1974-01-08

Family

ID=22301980

Family Applications (1)

Application Number Title Priority Date Filing Date
CA131,834A Expired CA939474A (en) 1971-01-07 1972-01-06 Open-celled microporous film process

Country Status (1)

Country Link
CA (1) CA939474A (en)

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