JPS5640645A - Preparation of bis-beta-hydroxyethyl terephthalate and low- molecular condensate of the same and apparatus for preparing the same - Google Patents
Preparation of bis-beta-hydroxyethyl terephthalate and low- molecular condensate of the same and apparatus for preparing the sameInfo
- Publication number
- JPS5640645A JPS5640645A JP11622479A JP11622479A JPS5640645A JP S5640645 A JPS5640645 A JP S5640645A JP 11622479 A JP11622479 A JP 11622479A JP 11622479 A JP11622479 A JP 11622479A JP S5640645 A JPS5640645 A JP S5640645A
- Authority
- JP
- Japan
- Prior art keywords
- same
- rectifying column
- reflux
- reactor
- titled compound
- 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.)
- Granted
Links
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 abstract 6
- 238000010992 reflux Methods 0.000 abstract 5
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 abstract 4
- 150000001875 compounds Chemical class 0.000 abstract 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000004134 energy conservation Methods 0.000 abstract 1
- 230000032050 esterification Effects 0.000 abstract 1
- 238000005886 esterification reaction Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- 230000000717 retained effect Effects 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11622479A JPS5640645A (en) | 1979-09-12 | 1979-09-12 | Preparation of bis-beta-hydroxyethyl terephthalate and low- molecular condensate of the same and apparatus for preparing the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11622479A JPS5640645A (en) | 1979-09-12 | 1979-09-12 | Preparation of bis-beta-hydroxyethyl terephthalate and low- molecular condensate of the same and apparatus for preparing the same |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5640645A true JPS5640645A (en) | 1981-04-16 |
JPS6217584B2 JPS6217584B2 (enrdf_load_stackoverflow) | 1987-04-18 |
Family
ID=14681895
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11622479A Granted JPS5640645A (en) | 1979-09-12 | 1979-09-12 | Preparation of bis-beta-hydroxyethyl terephthalate and low- molecular condensate of the same and apparatus for preparing the same |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5640645A (enrdf_load_stackoverflow) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01317622A (ja) * | 1988-06-20 | 1989-12-22 | Kawasaki Steel Corp | 形鋼用ローラ矯正機 |
JPH0557350A (ja) * | 1991-08-28 | 1993-03-09 | Nippon Steel Corp | ロールピツチ可変ローラレベラ |
US7385075B2 (en) | 2000-11-13 | 2008-06-10 | Basf Aktiengesellschaft | Method for producing esters of multibasic acids |
-
1979
- 1979-09-12 JP JP11622479A patent/JPS5640645A/ja active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01317622A (ja) * | 1988-06-20 | 1989-12-22 | Kawasaki Steel Corp | 形鋼用ローラ矯正機 |
JPH0557350A (ja) * | 1991-08-28 | 1993-03-09 | Nippon Steel Corp | ロールピツチ可変ローラレベラ |
US7385075B2 (en) | 2000-11-13 | 2008-06-10 | Basf Aktiengesellschaft | Method for producing esters of multibasic acids |
Also Published As
Publication number | Publication date |
---|---|
JPS6217584B2 (enrdf_load_stackoverflow) | 1987-04-18 |
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