ES233041A1 - UN PROCEDIMIENTO PARA LA PREPARACIoN DE TEREFTALATOS DE POLIMETILENO MACROMOLECULARES - Google Patents
UN PROCEDIMIENTO PARA LA PREPARACIoN DE TEREFTALATOS DE POLIMETILENO MACROMOLECULARESInfo
- Publication number
- ES233041A1 ES233041A1 ES0233041A ES233041A ES233041A1 ES 233041 A1 ES233041 A1 ES 233041A1 ES 0233041 A ES0233041 A ES 0233041A ES 233041 A ES233041 A ES 233041A ES 233041 A1 ES233041 A1 ES 233041A1
- Authority
- ES
- Spain
- Prior art keywords
- terephthalate
- sulphonium
- phosphorium
- ester
- dimethyl
- 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
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
- C08G63/87—Non-metals or inter-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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Procedimiento par ala preparación de tereftalatos de polimetileno macromoleculares a partir de derivados formadores de ester de ácido tereftálico y glicoles, caracterizado porque al menos el intercambio de ester se realiza en presencia de bases orgánicas, así como de sus sales, en calidad de catalizador, en las cuales un grupo OH está unido a radicales orgánicos a través de un elemento de los grupos 5º y 6º del Sistema Periódico de Elementos con un peso atómico máximo de 36.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL203818 | 1956-01-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES233041A1 true ES233041A1 (es) | 1957-07-01 |
Family
ID=38526787
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES0233041A Expired ES233041A1 (es) | 1956-01-21 | 1957-01-15 | UN PROCEDIMIENTO PARA LA PREPARACIoN DE TEREFTALATOS DE POLIMETILENO MACROMOLECULARES |
Country Status (8)
Country | Link |
---|---|
US (1) | US3039998A (es) |
BE (1) | BE553967A (es) |
CH (1) | CH358236A (es) |
DE (1) | DE1179710B (es) |
ES (1) | ES233041A1 (es) |
FR (1) | FR1164874A (es) |
GB (1) | GB816801A (es) |
NL (2) | NL203818A (es) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3227681A (en) * | 1966-01-04 | Ar-loh | ||
DE1159168B (de) * | 1959-09-23 | 1963-12-12 | Glanzstoff Ag | Verfahren zur Herstellung von Poly-(aethylenglykolterephthalat) |
DE1141789B (de) * | 1960-04-21 | 1962-12-27 | Gevaert Photo-Producten N. V., Mortsel, Antwerpen (Belgien) | Verfahren zur Herstellung hochmolekularer Polycarbonate. |
DE1163544B (de) * | 1960-03-16 | 1964-02-20 | Gevaert Photo Prod Nv | Verfahren zur Herstellung thermoplastischer hochmolekularer Polycarbonate |
DE1162079B (de) * | 1960-03-16 | 1964-01-30 | Gevaert Photo Producten N V Mortsel Antwerpen (Belgien) | Verfahren zur Herstellung thermoplastischer hochmolekularer Polycarbonate. |
BE588783A (nl) * | 1960-03-18 | 1960-09-19 | Gevaert Photo Prod Nv | Bereiding van Thermoplastische Kunststoffen. |
GB1023707A (en) * | 1962-05-29 | 1966-03-23 | Toyo Rayon Co Ltd | Preparation of polyesters |
US3418289A (en) * | 1965-10-12 | 1968-12-24 | Du Pont | Polymerization of 2,2-dialkyl-3-propiolactones using teritary sulfonium salts as initiators |
JPS4841713B1 (es) * | 1969-08-05 | 1973-12-07 | ||
US4035341A (en) * | 1971-05-24 | 1977-07-12 | Rhone-Poulenc-Textile | Polyester compositions with good dyeing affinity and a process for obtaining same |
US3954902A (en) * | 1971-05-24 | 1976-05-04 | Rhone-Poulenc-Textile | Polyesters with good dyeing affinity and a process for obtaining same |
US4028307A (en) * | 1975-05-30 | 1977-06-07 | Fiber Industries, Inc. | Preparation of polyesters using salts of substituted quaternary ammonium bases |
US4038258A (en) * | 1975-09-17 | 1977-07-26 | E. I. Du Pont De Nemours And Company | Antistatic composition containing an aliphatic polyester or polyether ester and a phosphonium salt |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2465319A (en) * | 1941-07-29 | 1949-03-22 | Du Pont | Polymeric linear terephthalic esters |
US2742494A (en) * | 1952-09-26 | 1956-04-17 | Hercules Powder Co Ltd | Mixed esters of phthalic acids and process for production thereof |
US2727881A (en) * | 1952-10-03 | 1955-12-20 | Eastman Kodak Co | Organo-titanium catalysts for the preparation of polyesters |
BE533446A (es) * | 1953-11-18 | |||
BE536016A (es) * | 1954-02-26 | |||
US2779783A (en) * | 1954-09-29 | 1957-01-29 | Firestone Tire & Rubber Co | Production of linear polyesters of alkylene dicarboxylic acids |
-
0
- BE BE553967D patent/BE553967A/xx unknown
- NL NL90066D patent/NL90066C/xx active
- NL NL203818D patent/NL203818A/xx unknown
-
1956
- 1956-12-20 US US629489A patent/US3039998A/en not_active Expired - Lifetime
-
1957
- 1957-01-04 CH CH358236D patent/CH358236A/de unknown
- 1957-01-07 GB GB633/57A patent/GB816801A/en not_active Expired
- 1957-01-07 DE DEN13164A patent/DE1179710B/de active Pending
- 1957-01-15 ES ES0233041A patent/ES233041A1/es not_active Expired
- 1957-01-19 FR FR1164874D patent/FR1164874A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH358236A (de) | 1961-11-15 |
US3039998A (en) | 1962-06-19 |
NL90066C (es) | |
NL203818A (es) | 1958-03-15 |
GB816801A (en) | 1959-07-22 |
FR1164874A (fr) | 1958-10-15 |
DE1179710B (de) | 1964-10-15 |
BE553967A (es) |
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