GB1519664A - Method of producing a high molecular weight polyester of low carboxyl end group concentration - Google Patents
Method of producing a high molecular weight polyester of low carboxyl end group concentrationInfo
- Publication number
- GB1519664A GB1519664A GB1293676A GB1293676A GB1519664A GB 1519664 A GB1519664 A GB 1519664A GB 1293676 A GB1293676 A GB 1293676A GB 1293676 A GB1293676 A GB 1293676A GB 1519664 A GB1519664 A GB 1519664A
- Authority
- GB
- United Kingdom
- Prior art keywords
- polyester
- end group
- group concentration
- carboxyl end
- carbonate
- 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
- 229920000728 polyester Polymers 0.000 title abstract 6
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 title abstract 3
- -1 alkali metal alkoxide Chemical class 0.000 abstract 3
- 229910052783 alkali metal Inorganic materials 0.000 abstract 2
- 125000004432 carbon atom Chemical group C* 0.000 abstract 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 abstract 1
- FSTRGOSTJXVFGV-UHFFFAOYSA-N bis(4-chlorophenyl) carbonate Chemical compound C1=CC(Cl)=CC=C1OC(=O)OC1=CC=C(Cl)C=C1 FSTRGOSTJXVFGV-UHFFFAOYSA-N 0.000 abstract 1
- ZOAIGCHJWKDIPJ-UHFFFAOYSA-M caesium acetate Chemical compound [Cs+].CC([O-])=O ZOAIGCHJWKDIPJ-UHFFFAOYSA-M 0.000 abstract 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- ROORDVPLFPIABK-UHFFFAOYSA-N diphenyl carbonate Chemical compound C=1C=CC=CC=1OC(=O)OC1=CC=CC=C1 ROORDVPLFPIABK-UHFFFAOYSA-N 0.000 abstract 1
- 150000002762 monocarboxylic acid derivatives Chemical class 0.000 abstract 1
- 150000005677 organic carbonates Chemical class 0.000 abstract 1
- 229920000139 polyethylene terephthalate Polymers 0.000 abstract 1
- 239000005020 polyethylene terephthalate Substances 0.000 abstract 1
- 239000001632 sodium acetate Substances 0.000 abstract 1
- 235000017281 sodium acetate Nutrition 0.000 abstract 1
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
- C08G63/91—Polymers modified by chemical after-treatment
- C08G63/914—Polymers modified by chemical after-treatment derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/916—Dicarboxylic acids and dihydroxy compounds
Landscapes
- Chemical & Material Sciences (AREA)
- General 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US57405175A | 1975-05-02 | 1975-05-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1519664A true GB1519664A (en) | 1978-08-02 |
Family
ID=24294485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1293676A Expired GB1519664A (en) | 1975-05-02 | 1976-03-31 | Method of producing a high molecular weight polyester of low carboxyl end group concentration |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS51134790A (enExample) |
| CA (1) | CA1060143A (enExample) |
| DE (1) | DE2615155A1 (enExample) |
| FR (1) | FR2309581A1 (enExample) |
| GB (1) | GB1519664A (enExample) |
| IT (1) | IT1058179B (enExample) |
| NL (1) | NL7604636A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003000767A1 (de) * | 2001-06-21 | 2003-01-03 | Basf Aktiengesellschaft | Hochstabilisiertes polymer |
-
1976
- 1976-03-29 CA CA249,004A patent/CA1060143A/en not_active Expired
- 1976-03-31 GB GB1293676A patent/GB1519664A/en not_active Expired
- 1976-04-07 DE DE19762615155 patent/DE2615155A1/de not_active Withdrawn
- 1976-04-21 IT IT4911576A patent/IT1058179B/it active
- 1976-04-28 FR FR7612531A patent/FR2309581A1/fr active Granted
- 1976-04-29 NL NL7604636A patent/NL7604636A/xx not_active Application Discontinuation
- 1976-04-30 JP JP4982076A patent/JPS51134790A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003000767A1 (de) * | 2001-06-21 | 2003-01-03 | Basf Aktiengesellschaft | Hochstabilisiertes polymer |
Also Published As
| Publication number | Publication date |
|---|---|
| IT1058179B (it) | 1982-04-10 |
| FR2309581B1 (enExample) | 1978-05-19 |
| FR2309581A1 (fr) | 1976-11-26 |
| DE2615155A1 (de) | 1976-11-11 |
| JPS51134790A (en) | 1976-11-22 |
| CA1060143A (en) | 1979-08-07 |
| NL7604636A (nl) | 1976-11-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |