ES356194A1 - Un metodo de preparar tereftalato de polietileno. - Google Patents

Un metodo de preparar tereftalato de polietileno.

Info

Publication number
ES356194A1
ES356194A1 ES356194A ES356194A ES356194A1 ES 356194 A1 ES356194 A1 ES 356194A1 ES 356194 A ES356194 A ES 356194A ES 356194 A ES356194 A ES 356194A ES 356194 A1 ES356194 A1 ES 356194A1
Authority
ES
Spain
Prior art keywords
direct esterification
hexafluoro
stage
prepolymer
alkali metal
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
ES356194A
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 ES356194A1 publication Critical patent/ES356194A1/es
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

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)
ES356194A 1967-08-30 1968-07-16 Un metodo de preparar tereftalato de polietileno. Expired ES356194A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US66426367A 1967-08-30 1967-08-30

Publications (1)

Publication Number Publication Date
ES356194A1 true ES356194A1 (es) 1970-12-01

Family

ID=24665296

Family Applications (1)

Application Number Title Priority Date Filing Date
ES356194A Expired ES356194A1 (es) 1967-08-30 1968-07-16 Un metodo de preparar tereftalato de polietileno.

Country Status (6)

Country Link
US (1) US3554978A (es)
BR (1) BR6800261D0 (es)
DE (1) DE1770749A1 (es)
ES (1) ES356194A1 (es)
FR (1) FR1576338A (es)
GB (1) GB1218217A (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4260735A (en) * 1980-02-12 1981-04-07 Allied Chemical Corporation Catalytic process for preparation of polyesters
DE3609038A1 (de) * 1986-03-18 1987-09-24 Espe Stiftung Roentgenopake polymerisierbare dentalmassen

Also Published As

Publication number Publication date
FR1576338A (es) 1969-07-25
US3554978A (en) 1971-01-12
GB1218217A (en) 1971-01-06
DE1770749A1 (de) 1972-01-27
BR6800261D0 (pt) 1973-06-07

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