TR200000080T2 - Saf tereftalik asit üretiminde hidrojen geri dönüşümünün geliştirilmiş usulü. - Google Patents
Saf tereftalik asit üretiminde hidrojen geri dönüşümünün geliştirilmiş usulü.Info
- Publication number
- TR200000080T2 TR200000080T2 TR2000/00080T TR200000080T TR200000080T2 TR 200000080 T2 TR200000080 T2 TR 200000080T2 TR 2000/00080 T TR2000/00080 T TR 2000/00080T TR 200000080 T TR200000080 T TR 200000080T TR 200000080 T2 TR200000080 T2 TR 200000080T2
- Authority
- TR
- Turkey
- Prior art keywords
- terephthalic acid
- pure terephthalic
- production
- improved method
- recycling
- Prior art date
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
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Saf tereftalik asit üretiminin, tipik biçimde, alçak isi ve basinçta, akyus sivi faz solüsyonundaki, 4-karboksibenzaldehid (4-CBA), renk birimleri ve diger saf olmayanlari içeren, katalitik olarak, saf olmayan tereftalik asidi hidrojene ettigi, yüksek derecede saf tereftalik asit üretimindeki, bulus agiz akintilarindan, fazla hidrojenin tekrar kazanilmasi ve dönüstürülmesi için bir yöntem.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9714907.4A GB9714907D0 (en) | 1997-07-16 | 1997-07-16 | Production of aromatic carboxylic acids |
Publications (1)
Publication Number | Publication Date |
---|---|
TR200000080T2 true TR200000080T2 (tr) | 2000-05-22 |
Family
ID=10815897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TR2000/00080T TR200000080T2 (tr) | 1997-07-16 | 1998-07-14 | Saf tereftalik asit üretiminde hidrojen geri dönüşümünün geliştirilmiş usulü. |
Country Status (17)
Country | Link |
---|---|
EP (1) | EP1001926B1 (tr) |
KR (1) | KR100514571B1 (tr) |
CN (1) | CN1093114C (tr) |
AR (1) | AR016352A1 (tr) |
AU (1) | AU8569998A (tr) |
BR (1) | BR9810707B1 (tr) |
CA (1) | CA2291445C (tr) |
CO (1) | CO5040110A1 (tr) |
DE (1) | DE69806014T2 (tr) |
ES (1) | ES2177033T3 (tr) |
GB (1) | GB9714907D0 (tr) |
ID (1) | ID24235A (tr) |
MY (1) | MY150524A (tr) |
TR (1) | TR200000080T2 (tr) |
TW (1) | TW513404B (tr) |
WO (1) | WO1999003812A1 (tr) |
ZA (1) | ZA986325B (tr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100445352B1 (ko) * | 1997-04-16 | 2004-11-03 | 주식회사 삼양사 | 테레프탈산제조공정에서발생하는폐기물에서고순도벤조산의회수방법 |
KR100650536B1 (ko) * | 2003-12-19 | 2006-11-27 | 미쓰이 가가쿠 가부시키가이샤 | 테레프탈산의 제조 방법 |
CN101475462B (zh) * | 2008-12-04 | 2012-01-04 | 谭伟业 | 一种回收精苯二甲酸工厂排放气流中氢气的方法 |
CN101624343B (zh) * | 2009-08-13 | 2012-12-19 | 中国纺织工业设计院 | 精对苯二甲酸装置精制单元氢气回收方法及装置 |
CN102276448A (zh) * | 2011-06-14 | 2011-12-14 | 逸盛大化石化有限公司 | 一种pta生产装置中氢气回收方法 |
CN103121949B (zh) * | 2011-11-18 | 2015-11-18 | 中国石油化工股份有限公司 | 粗对苯二甲酸加氢处理方法 |
CN103121946B (zh) * | 2011-11-18 | 2015-02-11 | 中国石油化工股份有限公司 | 粗对苯二甲酸滤饼的洗涤方法 |
CN103130184B (zh) * | 2013-03-21 | 2015-09-30 | 大连凯信石化科技有限公司 | 一种pta装置精制单元泄放气综合利用的方法 |
CN108310909B (zh) * | 2017-01-17 | 2020-06-19 | 四川天采科技有限责任公司 | 一种含co的精对苯二甲酸尾气变压吸附提取h2的方法 |
CN113412840A (zh) * | 2021-03-22 | 2021-09-21 | 南通江山农药化工股份有限公司 | 一种除草组合物、制剂及其应用 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3584039A (en) * | 1967-08-30 | 1971-06-08 | Standard Oil Co | Fiber-grade terephthalic acid by catalytic hydrogen treatment of dissolved impure terephthalic acid |
US3639465A (en) * | 1968-06-18 | 1972-02-01 | Standard Oil Co | Purification of aromatic polycarboxylic acids by catalytic reduction using prehumidified hydrogen |
US5354898A (en) * | 1993-06-17 | 1994-10-11 | Amoco Corporation | Method for purifying crude aromatic carboxylic acids |
-
1997
- 1997-07-16 GB GBGB9714907.4A patent/GB9714907D0/en active Pending
-
1998
- 1998-07-14 AU AU85699/98A patent/AU8569998A/en not_active Abandoned
- 1998-07-14 CN CN98807220A patent/CN1093114C/zh not_active Expired - Lifetime
- 1998-07-14 EP EP98936840A patent/EP1001926B1/en not_active Expired - Lifetime
- 1998-07-14 DE DE69806014T patent/DE69806014T2/de not_active Expired - Fee Related
- 1998-07-14 BR BRPI9810707-0A patent/BR9810707B1/pt not_active IP Right Cessation
- 1998-07-14 WO PCT/US1998/014507 patent/WO1999003812A1/en active IP Right Grant
- 1998-07-14 ID IDW20000065A patent/ID24235A/id unknown
- 1998-07-14 KR KR10-2000-7000482A patent/KR100514571B1/ko not_active IP Right Cessation
- 1998-07-14 TR TR2000/00080T patent/TR200000080T2/tr unknown
- 1998-07-14 ES ES98936840T patent/ES2177033T3/es not_active Expired - Lifetime
- 1998-07-14 CA CA002291445A patent/CA2291445C/en not_active Expired - Fee Related
- 1998-07-15 MY MYPI9803224 patent/MY150524A/en unknown
- 1998-07-16 CO CO98040597A patent/CO5040110A1/es unknown
- 1998-07-16 ZA ZA9806325A patent/ZA986325B/xx unknown
- 1998-07-16 AR ARP980103487A patent/AR016352A1/es active IP Right Grant
- 1998-11-03 TW TW087118259A patent/TW513404B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA2291445A1 (en) | 1999-01-28 |
CN1093114C (zh) | 2002-10-23 |
CA2291445C (en) | 2007-02-20 |
EP1001926A1 (en) | 2000-05-24 |
TW513404B (en) | 2002-12-11 |
GB9714907D0 (en) | 1997-09-17 |
WO1999003812A1 (en) | 1999-01-28 |
BR9810707B1 (pt) | 2009-05-05 |
CN1264360A (zh) | 2000-08-23 |
EP1001926B1 (en) | 2002-06-12 |
KR100514571B1 (ko) | 2005-09-14 |
AU8569998A (en) | 1999-02-10 |
DE69806014T2 (de) | 2003-01-30 |
KR20010021918A (ko) | 2001-03-15 |
BR9810707A (pt) | 2000-08-08 |
ES2177033T3 (es) | 2002-12-01 |
ZA986325B (en) | 2000-01-17 |
DE69806014D1 (de) | 2002-07-18 |
AR016352A1 (es) | 2001-07-04 |
MY150524A (en) | 2014-01-30 |
ID24235A (id) | 2000-07-13 |
CO5040110A1 (es) | 2001-05-29 |
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