GB1213881A - Process for removal of impurities from phthalic acid esters - Google Patents
Process for removal of impurities from phthalic acid estersInfo
- Publication number
- GB1213881A GB1213881A GB1148568A GB1148568A GB1213881A GB 1213881 A GB1213881 A GB 1213881A GB 1148568 A GB1148568 A GB 1148568A GB 1148568 A GB1148568 A GB 1148568A GB 1213881 A GB1213881 A GB 1213881A
- Authority
- GB
- United Kingdom
- Prior art keywords
- ethylene glycol
- sulphonated
- mixture
- march
- purified
- 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
- 239000012535 impurity Substances 0.000 title 1
- 150000003021 phthalic acid derivatives Chemical class 0.000 title 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 abstract 8
- 239000000203 mixture Substances 0.000 abstract 5
- 150000002148 esters Chemical class 0.000 abstract 2
- 241001292396 Cirrhitidae Species 0.000 abstract 1
- 239000004793 Polystyrene Substances 0.000 abstract 1
- 239000006229 carbon black Substances 0.000 abstract 1
- 125000002091 cationic group Chemical group 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000003245 coal Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 230000003226 decolorizating effect Effects 0.000 abstract 1
- -1 ethylene glycol diesters Chemical class 0.000 abstract 1
- SLGWESQGEUXWJQ-UHFFFAOYSA-N formaldehyde;phenol Chemical class O=C.OC1=CC=CC=C1 SLGWESQGEUXWJQ-UHFFFAOYSA-N 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 229910052745 lead Inorganic materials 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 229920001568 phenolic resin Polymers 0.000 abstract 1
- 150000003022 phthalic acids Chemical class 0.000 abstract 1
- XQZYPMVTSDWCCE-UHFFFAOYSA-N phthalonitrile Chemical compound N#CC1=CC=CC=C1C#N XQZYPMVTSDWCCE-UHFFFAOYSA-N 0.000 abstract 1
- 229920006391 phthalonitrile polymer Polymers 0.000 abstract 1
- 229920002223 polystyrene Polymers 0.000 abstract 1
- 229920005989 resin Polymers 0.000 abstract 1
- 239000011347 resin Substances 0.000 abstract 1
- 229910052718 tin Inorganic materials 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
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
- B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/56—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US62146767A | 1967-03-08 | 1967-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1213881A true GB1213881A (en) | 1970-11-25 |
Family
ID=24490276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1148568A Expired GB1213881A (en) | 1967-03-08 | 1968-03-08 | Process for removal of impurities from phthalic acid esters |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE711798A (OSRAM) |
| DE (1) | DE1668242A1 (OSRAM) |
| FR (1) | FR1566485A (OSRAM) |
| GB (1) | GB1213881A (OSRAM) |
| NL (1) | NL6802856A (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001010812A1 (fr) * | 1999-08-04 | 2001-02-15 | Aies Co., Ltd. | PREPARATION OU PURIFICATION DE BIS-β-HYDROXYETHYL TEREPHTALATE |
-
1968
- 1968-02-29 NL NL6802856A patent/NL6802856A/xx unknown
- 1968-03-07 FR FR1566485D patent/FR1566485A/fr not_active Expired
- 1968-03-07 BE BE711798D patent/BE711798A/xx unknown
- 1968-03-08 GB GB1148568A patent/GB1213881A/en not_active Expired
- 1968-03-08 DE DE19681668242 patent/DE1668242A1/de active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001010812A1 (fr) * | 1999-08-04 | 2001-02-15 | Aies Co., Ltd. | PREPARATION OU PURIFICATION DE BIS-β-HYDROXYETHYL TEREPHTALATE |
| AU764053B2 (en) * | 1999-08-04 | 2003-08-07 | Pet Refine Technology Co., Ltd. | Methods for the preparation or purification of bis-beta-hydroxyethyl terephthalate |
| US6630601B1 (en) | 1999-08-04 | 2003-10-07 | Aies Company Limited | Methods for the preparation or purification of bis-β-hydroxyethyl terephthalate |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1668242A1 (de) | 1971-09-23 |
| FR1566485A (OSRAM) | 1969-05-09 |
| NL6802856A (OSRAM) | 1968-09-09 |
| BE711798A (OSRAM) | 1968-09-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |