CA1024292A - Process for producing high molecular weight copolyesters in the presence of diaryl esters - Google Patents

Process for producing high molecular weight copolyesters in the presence of diaryl esters

Info

Publication number
CA1024292A
CA1024292A CA161,707A CA161707A CA1024292A CA 1024292 A CA1024292 A CA 1024292A CA 161707 A CA161707 A CA 161707A CA 1024292 A CA1024292 A CA 1024292A
Authority
CA
Canada
Prior art keywords
molecular weight
high molecular
producing high
diaryl esters
weight copolyesters
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
CA161,707A
Other languages
French (fr)
Other versions
CA161707S (en
Inventor
Guenther K. Hoeschele
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of CA1024292A publication Critical patent/CA1024292A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/66—Polyesters containing oxygen in the form of ether groups
    • C08G63/668—Polyesters containing oxygen in the form of ether groups derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/672—Dicarboxylic acids and dihydroxy compounds
CA161,707A 1972-03-10 1973-01-19 Process for producing high molecular weight copolyesters in the presence of diaryl esters Expired CA1024292A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23373472A 1972-03-10 1972-03-10

Publications (1)

Publication Number Publication Date
CA1024292A true CA1024292A (en) 1978-01-10

Family

ID=22878482

Family Applications (1)

Application Number Title Priority Date Filing Date
CA161,707A Expired CA1024292A (en) 1972-03-10 1973-01-19 Process for producing high molecular weight copolyesters in the presence of diaryl esters

Country Status (11)

Country Link
JP (1) JPS5239437B2 (en)
AR (1) AR193690A1 (en)
BE (1) BE796541A (en)
BR (1) BR7301702D0 (en)
CA (1) CA1024292A (en)
DE (1) DE2311849C3 (en)
FR (1) FR2175811B1 (en)
GB (1) GB1418513A (en)
IT (1) IT981278B (en)
NL (1) NL7302990A (en)
ZA (1) ZA73558B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5140096B1 (en) * 1971-07-07 1976-11-01
JPS5126937B1 (en) * 1971-07-10 1976-08-10
GB1517740A (en) * 1974-12-14 1978-07-12 Teijin Ltd Preparation of polyesters
DE2660878C2 (en) * 1975-06-30 1986-03-13 Minnesota Mining And Manufacturing Co., Saint Paul, Minn. Thermoplastic segmented copolyesters and their uses
US4254241A (en) * 1979-12-12 1981-03-03 Union Carbide Corporation Process for producing polyoxyalkylene glycol modified polyesters
JPS56147662A (en) * 1980-04-15 1981-11-16 Matsushita Electric Works Ltd Production of plate for building
CN113974869B (en) * 2021-10-09 2023-04-14 上海恺皓科技有限公司 Multilayer polymer diaphragm and dental appliance

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1401635A (en) * 1964-06-19 1965-06-04 Teijin Ltd Process for the preparation of essentially linear polyesters
BE753040A (en) * 1969-07-18 1970-12-16 Du Pont SEGMENTED THERMOPLASTIC COPOLYESTERS ELASTOMERS

Also Published As

Publication number Publication date
FR2175811B1 (en) 1976-11-05
DE2311849B2 (en) 1978-05-24
JPS5239437B2 (en) 1977-10-05
DE2311849C3 (en) 1979-02-01
BE796541A (en) 1973-09-10
ZA73558B (en) 1973-12-19
JPS496085A (en) 1974-01-19
BR7301702D0 (en) 1974-07-18
FR2175811A1 (en) 1973-10-26
IT981278B (en) 1974-10-10
DE2311849A1 (en) 1973-09-20
AR193690A1 (en) 1973-05-11
GB1418513A (en) 1975-12-24
NL7302990A (en) 1973-09-12

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