BE637715A - - Google Patents
Info
- Publication number
- BE637715A BE637715A BE637715DA BE637715A BE 637715 A BE637715 A BE 637715A BE 637715D A BE637715D A BE 637715DA BE 637715 A BE637715 A BE 637715A
- Authority
- BE
- Belgium
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
-
- 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
- C08G63/826—Metals not provided for in groups C08G63/83 - C08G63/86
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1962F0037865 DE1300263B (de) | 1962-09-22 | 1962-09-22 | Verfahren zur Herstellung hochmolekularer, linearer Polyester |
FR948316A FR1369810A (fr) | 1962-09-22 | 1963-09-23 | Procédé de préparation de polyesters linéaires à haut poids moléculaire |
Publications (1)
Publication Number | Publication Date |
---|---|
BE637715A true BE637715A (de) |
Family
ID=25975457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE637715D BE637715A (de) | 1962-09-22 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3321444A (de) |
BE (1) | BE637715A (de) |
CH (1) | CH424264A (de) |
FR (1) | FR1369810A (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3488382A (en) * | 1967-04-10 | 1970-01-06 | Eastman Kodak Co | Ester exchange processes |
US3884854A (en) * | 1969-06-16 | 1975-05-20 | M & T Chemicals Inc | Process for preparing polyethylene terephthalate of improved color |
DE1962641A1 (de) * | 1969-12-13 | 1971-06-24 | Dynamit Nobel Ag | Verfahren zur Herstellung von Kaliumtitanyloxalat |
US3870688A (en) * | 1971-05-12 | 1975-03-11 | Toyo Boseki | Titanium tartrate catalyzed polyesterification |
JPS5273996A (en) * | 1975-12-18 | 1977-06-21 | Teijin Ltd | Preparation of polyesters |
US4260735A (en) * | 1980-02-12 | 1981-04-07 | Allied Chemical Corporation | Catalytic process for preparation of polyesters |
US5922828A (en) * | 1996-09-03 | 1999-07-13 | Hoechst Celanese Corp. | Process for producing polyethylene terephthalate using a specific catalyst stabilizer system |
US6376642B1 (en) * | 1998-07-07 | 2002-04-23 | Atofina Chemicals, Inc. | Polyester polycondensation with lithium titanyl oxalate catalyst |
AU775312B2 (en) * | 1998-07-07 | 2004-07-29 | Atofina Chemicals, Inc. | Esterification or transesterification with lithium titanyl oxalate catalyst |
US6649731B2 (en) * | 2000-08-22 | 2003-11-18 | Mitsui Chemicals, Inc. | Catalysts for polyester production, process for producing polyester, and polyester |
DE102012003417A1 (de) * | 2012-02-17 | 2013-08-22 | Uhde Inventa-Fischer Gmbh | Verfahren zur Herstellung eines hochmolekularen, heteroaromatischen Polyesters oder Copolyesters |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2916474A (en) * | 1955-12-16 | 1959-12-08 | Du Pont | Process of preparing polymeric terephthalic esters by interchange between a glycol and a dialkyl ester of terephthalic acid |
US3047515A (en) * | 1956-07-09 | 1962-07-31 | Goodyear Tire & Rubber | Preparation of polyesters using titanium-containing catalysts |
US3231328A (en) * | 1962-03-19 | 1966-01-25 | Sprague Electric Co | Barium titanium citrate, barium titanate and processes for producing same |
-
0
- BE BE637715D patent/BE637715A/xx unknown
-
1963
- 1963-09-16 US US309336A patent/US3321444A/en not_active Expired - Lifetime
- 1963-09-19 CH CH1159063A patent/CH424264A/de unknown
- 1963-09-23 FR FR948316A patent/FR1369810A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH424264A (de) | 1966-11-15 |
US3321444A (en) | 1967-05-23 |
FR1369810A (fr) | 1964-08-14 |