CA984237A - Transparencies utilizing open-celled microporous film - Google Patents

Transparencies utilizing open-celled microporous film

Info

Publication number
CA984237A
CA984237A CA139,748A CA139748A CA984237A CA 984237 A CA984237 A CA 984237A CA 139748 A CA139748 A CA 139748A CA 984237 A CA984237 A CA 984237A
Authority
CA
Canada
Prior art keywords
transparencies
microporous film
utilizing open
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
CA139,748A
Other versions
CA139748S (en
Inventor
John T. Loft
Steven G. Plovan
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 CA984237A publication Critical patent/CA984237A/en
Expired legal-status Critical Current

Links

CA139,748A 1971-04-16 1972-04-14 Transparencies utilizing open-celled microporous film Expired CA984237A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13486671A 1971-04-16 1971-04-16

Publications (1)

Publication Number Publication Date
CA984237A true CA984237A (en) 1976-02-24

Family

ID=22465371

Family Applications (1)

Application Number Title Priority Date Filing Date
CA139,748A Expired CA984237A (en) 1971-04-16 1972-04-14 Transparencies utilizing open-celled microporous film

Country Status (1)

Country Link
CA (1) CA984237A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4977070A (en) * 1986-05-20 1990-12-11 Minnesota Mining And Manufacturing Company Transparentizable antihalation layers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4977070A (en) * 1986-05-20 1990-12-11 Minnesota Mining And Manufacturing Company Transparentizable antihalation layers

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