CN1156464C - 电子级氧联二苯二甲酸酐的精制方法 - Google Patents
电子级氧联二苯二甲酸酐的精制方法 Download PDFInfo
- Publication number
- CN1156464C CN1156464C CNB011053658A CN01105365A CN1156464C CN 1156464 C CN1156464 C CN 1156464C CN B011053658 A CNB011053658 A CN B011053658A CN 01105365 A CN01105365 A CN 01105365A CN 1156464 C CN1156464 C CN 1156464C
- Authority
- CN
- China
- Prior art keywords
- propionic acid
- oxydiphenyl
- oxydiphenyl diformic
- aqueous solution
- anhydride
- 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 - Lifetime
Links
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical group C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 150000008064 anhydrides Chemical class 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000007670 refining Methods 0.000 title 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims abstract description 85
- 235000019260 propionic acid Nutrition 0.000 claims abstract description 42
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 claims abstract description 42
- 239000007864 aqueous solution Substances 0.000 claims abstract description 26
- 239000000047 product Substances 0.000 claims abstract description 19
- 239000000203 mixture Substances 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000003756 stirring Methods 0.000 claims abstract description 9
- 239000008367 deionised water Substances 0.000 claims abstract description 8
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 8
- 239000012065 filter cake Substances 0.000 claims abstract description 8
- 238000010992 reflux Methods 0.000 claims abstract description 7
- 238000000746 purification Methods 0.000 claims description 9
- 239000012452 mother liquor Substances 0.000 claims description 8
- 238000006210 cyclodehydration reaction Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 239000000706 filtrate Substances 0.000 claims description 3
- 238000013019 agitation Methods 0.000 claims description 2
- 238000002425 crystallisation Methods 0.000 claims description 2
- 230000008025 crystallization Effects 0.000 claims description 2
- 239000012527 feed solution Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 229920001721 polyimide Polymers 0.000 abstract description 3
- 239000009719 polyimide resin Substances 0.000 abstract description 3
- 239000002253 acid Substances 0.000 abstract 2
- 239000013078 crystal Substances 0.000 abstract 1
- 230000002194 synthesizing effect Effects 0.000 abstract 1
- 229910021645 metal ion Inorganic materials 0.000 description 10
- 150000008065 acid anhydrides Chemical class 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000003643 water by type Substances 0.000 description 4
- 238000004821 distillation Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 description 1
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000008031 plastic plasticizer Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000001577 simple distillation Methods 0.000 description 1
- 238000010129 solution processing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Furan Compounds (AREA)
Abstract
Description
Na | K | Ca | Fe | Cu | Al | |
粗氧联二苯二甲酸 mg/kg | 1.1 | 0.67 | 1.46 | 0.78 | 0.22 | 0.34 |
实施例1产品 mg/kg | 0.42 | 0.25 | 0.48 | 0.37 | 0.10 | 0.20 |
实施例2产品 mg/kg | 0.45 | 0.40 | 0.80 | 0.50 | 0.10 | 0.20 |
实施例3产品 mg/kg | 0.47 | 0.42 | 0.54 | 0.49 | 0.10 | 0.20 |
实施例4产品 mg/kg | 0.72 | 0.45 | 0.79 | 0.50 | 0.10 | 0.20 |
实施例5产品 mg/kg | 0.65 | 0.42 | 0.62 | 0.45 | 0.10 | 0.20 |
实施例6产品 mg/kg | 0.42 | 0.29 | 0.46 | 0.39 | 0.10 | 0.20 |
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB011053658A CN1156464C (zh) | 2001-02-20 | 2001-02-20 | 电子级氧联二苯二甲酸酐的精制方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB011053658A CN1156464C (zh) | 2001-02-20 | 2001-02-20 | 电子级氧联二苯二甲酸酐的精制方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1370775A CN1370775A (zh) | 2002-09-25 |
CN1156464C true CN1156464C (zh) | 2004-07-07 |
Family
ID=4654446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011053658A Expired - Lifetime CN1156464C (zh) | 2001-02-20 | 2001-02-20 | 电子级氧联二苯二甲酸酐的精制方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1156464C (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006219397A (ja) * | 2005-02-09 | 2006-08-24 | Jfe Chemical Corp | 9,9−ビス(3,4−ジカルボキシフェニル)フルオレン二無水物の製造方法 |
US8013173B2 (en) | 2008-03-28 | 2011-09-06 | Sabic Innovative Plastics Ip B.V. | Method of purifying dianhydrides, the dianhydrides formed thereby, and polyetherimides formed therefrom |
US7674920B2 (en) | 2008-03-28 | 2010-03-09 | Sabic Innovative Plastics Ip B.V. | Methods for preparing oxydiphthalic anhydrides, oxydiphthalic anhydrides prepared thereby, and polyetherimides derived therefrom |
CN102557925B (zh) * | 2010-12-27 | 2014-12-10 | 上海市合成树脂研究所 | 2,3,3’,4’-二苯醚四羧酸的合成方法 |
CN108623544A (zh) * | 2018-07-10 | 2018-10-09 | 江西师范大学 | 一种4,4’-二(3,4-二甲酸酐苯甲酰基)联苯的制备方法 |
CN114181180B (zh) * | 2021-12-22 | 2022-11-22 | 河北海力香料股份有限公司 | 一种3,3’,4,4’-二苯醚二酐母液残渣的处理方法 |
CN114478233B (zh) * | 2022-02-09 | 2023-03-28 | 河北海力恒远新材料股份有限公司 | 一种二苯醚四甲酸的精制方法、一种二苯醚二酐的制备方法 |
-
2001
- 2001-02-20 CN CNB011053658A patent/CN1156464C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1370775A (zh) | 2002-09-25 |
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SE01 | Entry into force of request for substantive examination | ||
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI RESEARCH INSTITUTE OF SYNTHETIC RESINS CO Free format text: FORMER NAME: SHANGHAI INST. OF SYNTHETIC RESIN |
|
CP03 | Change of name, title or address |
Address after: 200235 No. 36, Shanghai, Caobao Road Patentee after: SHANGHAI RESEARCH INSTITUTE OF SYNTHETIC RESINS CO., LTD. Address before: 200233 No. 36, Shanghai, Caobao Road Patentee before: Shanghai Inst. of Synthetic Resin |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210129 Address after: No. 1251, Zhulu West Road, Xujing Town, Qingpu District, Shanghai, 201702 Patentee after: SHANGHAI PLASTICS RESEARCH INSTITUTE Co.,Ltd. Address before: 200235 No. 36, Shanghai, Caobao Road Patentee before: SHANGHAI RESEARCH INSTITUTE OF SYNTHETIC RESINS Co.,Ltd. |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20040707 |