CA909998A - Polymer catalyst for preparing linear polyesters - Google Patents

Polymer catalyst for preparing linear polyesters

Info

Publication number
CA909998A
CA909998A CA909998A CA909998DA CA909998A CA 909998 A CA909998 A CA 909998A CA 909998 A CA909998 A CA 909998A CA 909998D A CA909998D A CA 909998DA CA 909998 A CA909998 A CA 909998A
Authority
CA
Canada
Prior art keywords
linear polyesters
polymer catalyst
preparing linear
preparing
catalyst
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
CA909998A
Other languages
English (en)
Inventor
Jack E. Schweitzer
Original Assignee
Millhaven Fibres Ltd
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 Millhaven Fibres Ltd filed Critical Millhaven Fibres Ltd
Application granted granted Critical
Publication of CA909998A publication Critical patent/CA909998A/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
    • C08G63/78—Preparation processes
    • C08G63/82—Preparation processes characterised by the catalyst used
    • C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
    • C08G63/86—Germanium, antimony, or compounds thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyesters Or Polycarbonates (AREA)
CA909998A 1971-05-17 1971-05-17 Polymer catalyst for preparing linear polyesters Expired CA909998A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA113215 1971-05-17

Publications (1)

Publication Number Publication Date
CA909998A true CA909998A (en) 1972-09-12

Family

ID=4089713

Family Applications (1)

Application Number Title Priority Date Filing Date
CA909998A Expired CA909998A (en) 1971-05-17 1971-05-17 Polymer catalyst for preparing linear polyesters

Country Status (3)

Country Link
BE (1) BE783636A (fr)
CA (1) CA909998A (fr)
NL (1) NL7206688A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210170371A1 (en) * 2017-12-22 2021-06-10 Sakai Chemical Industry Co., Ltd. Polycondensation catalyst for producing polyester and production of polyester using the same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210170371A1 (en) * 2017-12-22 2021-06-10 Sakai Chemical Industry Co., Ltd. Polycondensation catalyst for producing polyester and production of polyester using the same
US11612882B2 (en) * 2017-12-22 2023-03-28 Sakai Chemical Industry Co., Ltd. Polycondensation catalyst for producing polyester and production of polyester using the same

Also Published As

Publication number Publication date
BE783636A (fr) 1972-11-17
NL7206688A (en) 1972-11-21

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