BE521235A - - Google Patents

Info

Publication number
BE521235A
BE521235A BE521235DA BE521235A BE 521235 A BE521235 A BE 521235A BE 521235D A BE521235D A BE 521235DA BE 521235 A BE521235 A BE 521235A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE521235A publication Critical patent/BE521235A/xx

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
    • C08G63/866—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)
BE521235D 1953-06-05 1953-07-06 BE521235A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB15545/53A GB773778A (en) 1953-06-05 1953-06-05 Improvements relating to the production of filament and film-forming polyethylene terephthalates

Publications (1)

Publication Number Publication Date
BE521235A true BE521235A (fr) 1955-08-19

Family

ID=10061036

Family Applications (1)

Application Number Title Priority Date Filing Date
BE521235D BE521235A (fr) 1953-06-05 1953-07-06

Country Status (4)

Country Link
US (1) US2647885A (fr)
BE (1) BE521235A (fr)
FR (1) FR1085905A (fr)
GB (1) GB773778A (fr)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1074263B (de) * 1960-01-28 Bergwerks verband GmbH Essen Kray Verfahren zur Herstellung von Polyestern durch Veresterung von drei und mehrbasischen Benzolcarbonsauren oder deren Anhvdri den mit mehrwertigen \lkoholen
US2739957A (en) * 1952-01-03 1956-03-27 Du Pont Production of polyethylene terephthalate using an antimony compound as catalyst
US2921051A (en) * 1953-09-30 1960-01-12 Du Pont Polyester film and process therefor
NL89785C (fr) * 1955-02-09
BE546080A (fr) * 1955-03-18
BE546841A (fr) * 1955-05-06
US2907753A (en) * 1955-07-06 1959-10-06 Ici Ltd Manufacture of polymethylene terephthalate in the absence of a catalyst
DE1130433B (de) * 1955-07-21 1962-05-30 Ici Ltd Verfahren zur Herstellung von zur Polykondensation gut geeigneten Terephthalsaeureglykolestern
DE1181413B (de) * 1955-12-09 1964-11-12 Bergwerksverband Gmbh Verfahren zur Herstellung von Polyestern
NL108542C (fr) * 1956-01-25
US2970986A (en) * 1956-02-01 1961-02-07 Du Pont Process for preparing linear polyesters involving interchange between a glycol and a dialkyl-ester of a dicarboxylic acid in the presence of a tertiary amine
US2999067A (en) * 1956-11-27 1961-09-05 Tidewater Oil Company Synthetic oil additive
US3024220A (en) * 1957-06-13 1962-03-06 Du Pont Preparation of polyethylene terephthalate
GB847059A (en) * 1957-10-19 1960-09-07 Onderzoekings Inst Res Method for the preparation of pigmented polyesters and articles manufactured from these polyesters
US2977340A (en) * 1958-04-04 1961-03-28 Du Pont Preparation of polyoxamides with trioxides and trihalides of as, sb and bi as catalysts
BE624580A (fr) * 1961-11-10
US3386960A (en) * 1963-01-10 1968-06-04 Goodyear Tire & Rubber Process of preparing polyesters in the presence of a catalytic amount of a praseodymium compound
US3503899A (en) * 1967-02-13 1970-03-31 Firestone Tire & Rubber Co Catalytically active composition and process utilizing the same
US3451971A (en) * 1968-05-21 1969-06-24 Allied Chem Process for the production of polyethylene terephthalate free of objectionable coloration
GB1358987A (en) * 1970-08-13 1974-07-03 Lamber Ind Research Ass Fibrous material
US3763644A (en) * 1972-05-09 1973-10-09 Eastman Kodak Co Flame retardant textiles
WO1990003408A1 (fr) * 1988-09-30 1990-04-05 E.I. Du Pont De Nemours And Company Procede ameliore de fabrication de films en terephthalate de polyethylene contenant un lubrifiant
US5434239A (en) * 1993-10-18 1995-07-18 E. I. Du Pont De Nemours And Company Continuous polyester process
US5599900A (en) * 1993-10-18 1997-02-04 E. I. Du Pont De Nemours And Company Polyesters production process
US5498668A (en) * 1994-10-31 1996-03-12 Eastman Chemical Company Blends of certain polyesters with acrylics
US5677415A (en) * 1996-03-28 1997-10-14 E. I. Du Pont De Nemours And Company Apparatus and process for a polycondensation reaction
US5856423A (en) * 1996-12-23 1999-01-05 E. I. Du Pont De Nemours And Company Apparatus and process for a polycondensation reaction
WO1999062627A1 (fr) * 1998-06-03 1999-12-09 Eastman Chemical Company Appareil utilise pour retirer en continu des solides formes dans les tuyauteries industrielles
DE102009052042A1 (de) 2009-11-05 2011-05-12 Bayer Materialscience Ag Polycarbonatzusammensetzung mit verbesserter Flammwidrigkeit für Extrusionsanwendungen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2465319A (en) * 1941-07-29 1949-03-22 Du Pont Polymeric linear terephthalic esters
US2534028A (en) * 1948-05-13 1950-12-12 Du Pont Production of polyethylene terephthalate

Also Published As

Publication number Publication date
GB773778A (en) 1957-05-01
US2647885A (en) 1953-08-04
FR1085905A (fr) 1955-02-08

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