CA986271A - Co-extrusion of acrylic ester polymer/polystyrene multiple-layered sheeting - Google Patents

Co-extrusion of acrylic ester polymer/polystyrene multiple-layered sheeting

Info

Publication number
CA986271A
CA986271A CA138,154A CA138154A CA986271A CA 986271 A CA986271 A CA 986271A CA 138154 A CA138154 A CA 138154A CA 986271 A CA986271 A CA 986271A
Authority
CA
Canada
Prior art keywords
polystyrene
extrusion
acrylic ester
ester polymer
layered sheeting
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
CA138,154A
Other languages
English (en)
Other versions
CA138154S (en
Inventor
Donald F. Wiley
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.)
Total Petrochemicals and Refining USA Inc
Original Assignee
Cosden Oil and Chemical Co
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 Cosden Oil and Chemical Co filed Critical Cosden Oil and Chemical Co
Application granted granted Critical
Publication of CA986271A publication Critical patent/CA986271A/en
Expired legal-status Critical Current

Links

CA138,154A 1971-03-29 1972-03-27 Co-extrusion of acrylic ester polymer/polystyrene multiple-layered sheeting Expired CA986271A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12872471A 1971-03-29 1971-03-29

Publications (1)

Publication Number Publication Date
CA986271A true CA986271A (en) 1976-03-30

Family

ID=22436669

Family Applications (1)

Application Number Title Priority Date Filing Date
CA138,154A Expired CA986271A (en) 1971-03-29 1972-03-27 Co-extrusion of acrylic ester polymer/polystyrene multiple-layered sheeting

Country Status (2)

Country Link
JP (1) JPS57177B1 (enrdf_load_stackoverflow)
CA (1) CA986271A (enrdf_load_stackoverflow)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3400190A (en) * 1965-07-28 1968-09-03 Dow Chemical Co Method and apparatus for the extrusion of multi-layer film and sheet
US3477099A (en) * 1967-12-21 1969-11-11 Dow Chemical Co Extrusion apparatus

Also Published As

Publication number Publication date
JPS57177B1 (enrdf_load_stackoverflow) 1982-01-05

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