GB1314661A - Terephthalic acid purification - Google Patents
Terephthalic acid purificationInfo
- Publication number
- GB1314661A GB1314661A GB996371A GB996371A GB1314661A GB 1314661 A GB1314661 A GB 1314661A GB 996371 A GB996371 A GB 996371A GB 996371 A GB996371 A GB 996371A GB 1314661 A GB1314661 A GB 1314661A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acid
- solid
- crude
- terephthalic acid
- aggregate particles
- 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
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5777870A | 1970-07-23 | 1970-07-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1314661A true GB1314661A (en) | 1973-04-26 |
Family
ID=22012705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB996371A Expired GB1314661A (en) | 1970-07-23 | 1971-04-19 | Terephthalic acid purification |
Country Status (7)
Country | Link |
---|---|
AU (1) | AU452375B2 (enrdf_load_html_response) |
BE (1) | BE769954A (enrdf_load_html_response) |
CH (1) | CH568261A5 (enrdf_load_html_response) |
DE (1) | DE2119936A1 (enrdf_load_html_response) |
FR (1) | FR2103248A5 (enrdf_load_html_response) |
GB (1) | GB1314661A (enrdf_load_html_response) |
NL (1) | NL7110150A (enrdf_load_html_response) |
-
1971
- 1971-04-19 GB GB996371A patent/GB1314661A/en not_active Expired
- 1971-04-23 DE DE19712119936 patent/DE2119936A1/de active Pending
- 1971-07-13 BE BE769954A patent/BE769954A/xx unknown
- 1971-07-14 CH CH1036871A patent/CH568261A5/xx not_active IP Right Cessation
- 1971-07-22 NL NL7110150A patent/NL7110150A/xx unknown
- 1971-07-22 FR FR7126926A patent/FR2103248A5/fr not_active Expired
- 1971-07-23 AU AU31617/71A patent/AU452375B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU3161771A (en) | 1973-01-25 |
DE2119936A1 (de) | 1972-02-03 |
AU452375B2 (en) | 1974-09-05 |
NL7110150A (enrdf_load_html_response) | 1972-01-25 |
CH568261A5 (enrdf_load_html_response) | 1975-10-31 |
FR2103248A5 (enrdf_load_html_response) | 1972-04-07 |
BE769954A (fr) | 1972-01-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1476436A (en) | Process for the recovery of crystalline terephthalic acid | |
GB1290591A (enrdf_load_html_response) | ||
GB1353786A (en) | Purification of terephtalic acid | |
ES8103186A1 (es) | Un metodo para separar impurezas de acido humico de una so- lucion acidica que contiene metal. | |
GB1314661A (en) | Terephthalic acid purification | |
GB1163665A (en) | Terephthalic Acid Purification Process | |
GB1296633A (enrdf_load_html_response) | ||
GB1498133A (en) | Method for isolating 11-cyano-undecanoic acid as its ammonium salt | |
GB1189607A (en) | Purification Process | |
GB1497233A (en) | Triethylenediamine recovery | |
GB1318459A (en) | Process for purifying lactams | |
GB1324787A (en) | Purification of p-aminophenl | |
GB1270789A (en) | Process for purifying adiponitrile | |
KR860002457A (ko) | 니트릴 화합물의 수화방법 | |
GB1340370A (en) | Process for the purification of o-hydroxydiphenyl | |
GB1495481A (en) | Process for the obtaining of isobutylene of high purity | |
KR840004053A (ko) | 페닐알카노산의 제조방법 | |
GB1477081A (en) | Purifying oximes | |
GB1056508A (en) | Process for separating straight-chain organic compounds from a mixture containing them | |
GB1283435A (en) | Improved secondary butanol purification process | |
GB1294614A (en) | A process for the purification of caprolactam | |
KR840005821A (ko) | 프로필렌 중합체의 정제 방법 | |
GB1354565A (en) | Process for the purification of adiponitrile | |
GB1491772A (en) | Method for purifying 11-cyano-undecanoic acid | |
GB1429776A (en) | Purification of adiponitrile |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PLNP | Patent lapsed through nonpayment of renewal fees |