GB1212420A - Arsenic compounds as first stage additives in direct esterification of dicarboxylic acids - Google Patents

Arsenic compounds as first stage additives in direct esterification of dicarboxylic acids

Info

Publication number
GB1212420A
GB1212420A GB08204/68A GB1820468A GB1212420A GB 1212420 A GB1212420 A GB 1212420A GB 08204/68 A GB08204/68 A GB 08204/68A GB 1820468 A GB1820468 A GB 1820468A GB 1212420 A GB1212420 A GB 1212420A
Authority
GB
United Kingdom
Prior art keywords
arsenate
arsenite
arsenic compounds
sodium
dicarboxylic acids
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
GB08204/68A
Other languages
English (en)
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.)
FMC Corp
Original Assignee
FMC 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 FMC Corp filed Critical FMC Corp
Publication of GB1212420A publication Critical patent/GB1212420A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78Preparation processes
    • C08G63/82Preparation processes characterised by the catalyst used
    • C08G63/85Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
GB08204/68A 1967-06-26 1968-04-17 Arsenic compounds as first stage additives in direct esterification of dicarboxylic acids Expired GB1212420A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64895167A 1967-06-26 1967-06-26

Publications (1)

Publication Number Publication Date
GB1212420A true GB1212420A (en) 1970-11-18

Family

ID=24602885

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08204/68A Expired GB1212420A (en) 1967-06-26 1968-04-17 Arsenic compounds as first stage additives in direct esterification of dicarboxylic acids

Country Status (5)

Country Link
US (1) US3496145A (https=)
DE (1) DE1770702A1 (https=)
ES (1) ES354700A1 (https=)
FR (1) FR1571742A (https=)
GB (1) GB1212420A (https=)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2437232A (en) * 1943-10-15 1948-03-02 Resinous Prod & Chemical Co Stabilization of polyesters from dihydric alcohols and both saturated and unsaturated dicarboxylic acids
NL266997A (https=) * 1961-07-06

Also Published As

Publication number Publication date
US3496145A (en) 1970-02-17
ES354700A1 (es) 1970-02-16
DE1770702A1 (de) 1971-11-18
FR1571742A (https=) 1969-06-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees