NL97835C - - Google Patents
Info
- Publication number
- NL97835C NL97835C NL97835DA NL97835C NL 97835 C NL97835 C NL 97835C NL 97835D A NL97835D A NL 97835DA NL 97835 C NL97835 C NL 97835C
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/04—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing carboxylic acids or their salts
-
- 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
-
- 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
- C08G63/83—Alkali metals, alkaline earth metals, beryllium, magnesium, copper, silver, gold, zinc, cadmium, mercury, manganese, or compounds thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US347168A US2850483A (en) | 1953-04-06 | 1953-04-06 | Catalytic production of polyethylene terephthalate |
Publications (1)
Publication Number | Publication Date |
---|---|
NL97835C true NL97835C (US06521211-20030218-C00004.png) | 1900-01-01 |
Family
ID=23362600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL97835D NL97835C (US06521211-20030218-C00004.png) | 1953-04-06 |
Country Status (6)
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3083182A (en) * | 1963-03-26 | Process for the catalytic pkobuctiqn | ||
US2892815A (en) * | 1955-04-11 | 1959-06-30 | Chemstrand Corp | Stannous formate catalyst for preparing polyethylene terephthalate |
NL108029C (US06521211-20030218-C00004.png) * | 1957-11-18 | |||
US3010991A (en) * | 1959-01-22 | 1961-11-28 | Standard Oil Co | Catalytic esterification of aromatic carboxylic acids |
US3007959A (en) * | 1959-01-22 | 1961-11-07 | Standard Oil Co | Esterification of terephthalic acid in the presence of cadmium sulfate catalyst |
US3022333A (en) * | 1959-01-26 | 1962-02-20 | Standard Oil Co | Catalytic esterification of terephthalic acid |
US3060223A (en) * | 1960-03-17 | 1962-10-23 | Standard Oil Co | Preparation of dihydroxyethyl terephthalate |
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 |
US3438944A (en) * | 1966-11-07 | 1969-04-15 | Fmc Corp | Antimony oxalate as a polycondensation catalyst |
US3484410A (en) * | 1966-11-23 | 1969-12-16 | Allied Chem | Process for preparing polyesters with antimony catalysts |
US3533973A (en) * | 1968-11-04 | 1970-10-13 | Fmc Corp | Polyester polycondensation in the presence of a catalytic amount of a trivalent aluminum salt |
DE2755341C2 (de) * | 1977-12-12 | 1983-09-08 | Akzo Gmbh, 5600 Wuppertal | Hydrophile Polyesterfasern |
WO2013087199A1 (en) | 2011-12-16 | 2013-06-20 | Saudi Basic Industries Corporation (Sabic) | Process for synthesizing a new catalyst complex for the production of polyethylene terephthlate |
Family Cites Families (5)
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 |
US2578660A (en) * | 1949-09-21 | 1951-12-18 | Du Pont | Process for polymerizing ethylene glycol terephthalate |
US2602784A (en) * | 1951-07-03 | 1952-07-08 | Ansul Chemical Co | Sponge rubber |
US2681360A (en) * | 1951-09-28 | 1954-06-15 | Du Pont | Mixed lithium hydride-metal organic carboxylate salt catalysts for ester interchange reaction and process |
-
0
- NL NL97835D patent/NL97835C/xx active
- BE BE527901D patent/BE527901A/xx unknown
-
1953
- 1953-04-06 US US347168A patent/US2850483A/en not_active Expired - Lifetime
-
1954
- 1954-03-16 GB GB7640/54A patent/GB753880A/en not_active Expired
- 1954-04-02 CH CH330137D patent/CH330137A/de unknown
- 1954-04-05 FR FR1099655D patent/FR1099655A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2850483A (en) | 1958-09-02 |
FR1099655A (fr) | 1955-09-08 |
BE527901A (US06521211-20030218-C00004.png) | 1900-01-01 |
GB753880A (en) | 1956-08-01 |
CH330137A (de) | 1958-05-31 |