CN103539772A - 一种氟代碳酸乙烯酯的制备方法 - Google Patents
一种氟代碳酸乙烯酯的制备方法 Download PDFInfo
- Publication number
- CN103539772A CN103539772A CN201310535094.8A CN201310535094A CN103539772A CN 103539772 A CN103539772 A CN 103539772A CN 201310535094 A CN201310535094 A CN 201310535094A CN 103539772 A CN103539772 A CN 103539772A
- Authority
- CN
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- Prior art keywords
- preparation
- ethylene carbonate
- reaction
- fluorinated ethylene
- ether
- 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
- 238000002360 preparation method Methods 0.000 title claims abstract description 36
- SBLRHMKNNHXPHG-UHFFFAOYSA-N 4-fluoro-1,3-dioxolan-2-one Chemical compound FC1COC(=O)O1 SBLRHMKNNHXPHG-UHFFFAOYSA-N 0.000 title abstract description 8
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000002608 ionic liquid Substances 0.000 claims abstract description 22
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 10
- 230000035484 reaction time Effects 0.000 claims abstract description 10
- 239000000047 product Substances 0.000 claims abstract description 9
- 239000000706 filtrate Substances 0.000 claims abstract description 7
- 239000003054 catalyst Substances 0.000 claims abstract description 6
- 239000003960 organic solvent Substances 0.000 claims abstract description 5
- 238000006243 chemical reaction Methods 0.000 claims description 27
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical class O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 22
- 150000002500 ions Chemical class 0.000 claims description 20
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 18
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 16
- 238000007306 functionalization reaction Methods 0.000 claims description 16
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 12
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 12
- AGQKYUPKNZGEQS-UHFFFAOYSA-N C(C)(=O)OC=C.C(O)(=O)Cl Chemical compound C(C)(=O)OC=C.C(O)(=O)Cl AGQKYUPKNZGEQS-UHFFFAOYSA-N 0.000 claims description 9
- 238000003682 fluorination reaction Methods 0.000 claims description 9
- XJHCXCQVJFPJIK-UHFFFAOYSA-M caesium fluoride Chemical compound [F-].[Cs+] XJHCXCQVJFPJIK-UHFFFAOYSA-M 0.000 claims description 8
- NROKBHXJSPEDAR-UHFFFAOYSA-M potassium fluoride Chemical compound [F-].[K+] NROKBHXJSPEDAR-UHFFFAOYSA-M 0.000 claims description 7
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 6
- 238000004821 distillation Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- CXHHBNMLPJOKQD-UHFFFAOYSA-M methyl carbonate Chemical compound COC([O-])=O CXHHBNMLPJOKQD-UHFFFAOYSA-M 0.000 claims description 4
- FPGGTKZVZWFYPV-UHFFFAOYSA-M tetrabutylammonium fluoride Chemical compound [F-].CCCC[N+](CCCC)(CCCC)CCCC FPGGTKZVZWFYPV-UHFFFAOYSA-M 0.000 claims description 4
- MEJYDZQQVZJMPP-ULAWRXDQSA-N (3s,3ar,6r,6ar)-3,6-dimethoxy-2,3,3a,5,6,6a-hexahydrofuro[3,2-b]furan Chemical compound CO[C@H]1CO[C@@H]2[C@H](OC)CO[C@@H]21 MEJYDZQQVZJMPP-ULAWRXDQSA-N 0.000 claims description 3
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- NVJBFARDFTXOTO-UHFFFAOYSA-N diethyl sulfite Chemical compound CCOS(=O)OCC NVJBFARDFTXOTO-UHFFFAOYSA-N 0.000 claims description 3
- BDUPRNVPXOHWIL-UHFFFAOYSA-N dimethyl sulfite Chemical compound COS(=O)OC BDUPRNVPXOHWIL-UHFFFAOYSA-N 0.000 claims description 3
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 claims description 3
- LYGJENNIWJXYER-UHFFFAOYSA-N nitromethane Chemical compound C[N+]([O-])=O LYGJENNIWJXYER-UHFFFAOYSA-N 0.000 claims description 3
- ODNBVEIAQAZNNM-UHFFFAOYSA-N 1-(6-chloroimidazo[1,2-b]pyridazin-3-yl)ethanone Chemical compound C1=CC(Cl)=NN2C(C(=O)C)=CN=C21 ODNBVEIAQAZNNM-UHFFFAOYSA-N 0.000 claims description 2
- GUNJVIDCYZYFGV-UHFFFAOYSA-K Antimony trifluoride Inorganic materials F[Sb](F)F GUNJVIDCYZYFGV-UHFFFAOYSA-K 0.000 claims description 2
- UBQYURCVBFRUQT-UHFFFAOYSA-N N-benzoyl-Ferrioxamine B Chemical compound CC(=O)N(O)CCCCCNC(=O)CCC(=O)N(O)CCCCCNC(=O)CCC(=O)N(O)CCCCCN UBQYURCVBFRUQT-UHFFFAOYSA-N 0.000 claims description 2
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 claims description 2
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 claims description 2
- ZQCQTPBVJCWETB-UHFFFAOYSA-N 4-fluoro-1,3-dioxol-2-one Chemical compound FC1=COC(=O)O1 ZQCQTPBVJCWETB-UHFFFAOYSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 14
- 239000012043 crude product Substances 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 abstract description 2
- OYOKPDLAMOMTEE-UHFFFAOYSA-N 4-chloro-1,3-dioxolan-2-one Chemical compound ClC1COC(=O)O1 OYOKPDLAMOMTEE-UHFFFAOYSA-N 0.000 abstract 1
- 238000009776 industrial production Methods 0.000 abstract 1
- -1 methyl ethoxy Chemical group 0.000 description 16
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 5
- 239000000654 additive Substances 0.000 description 5
- 230000000996 additive effect Effects 0.000 description 5
- 125000001033 ether group Chemical group 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 150000003512 tertiary amines Chemical class 0.000 description 5
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 4
- 125000002091 cationic group Chemical group 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 4
- XYFCBTPGUUZFHI-UHFFFAOYSA-N phosphine group Chemical group P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 150000001350 alkyl halides Chemical class 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 125000005843 halogen group Chemical group 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 239000002798 polar solvent Substances 0.000 description 3
- 239000011698 potassium fluoride Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- VAYTZRYEBVHVLE-UHFFFAOYSA-N 1,3-dioxol-2-one Chemical compound O=C1OC=CO1 VAYTZRYEBVHVLE-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 description 2
- SOVDGDCSKKHCTP-UHFFFAOYSA-M [I-].C[N+]1=C(C=CC=C1)OCC Chemical compound [I-].C[N+]1=C(C=CC=C1)OCC SOVDGDCSKKHCTP-UHFFFAOYSA-M 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- DLGYNVMUCSTYDQ-UHFFFAOYSA-N azane;pyridine Chemical compound N.C1=CC=NC=C1 DLGYNVMUCSTYDQ-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 239000012046 mixed solvent Substances 0.000 description 2
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 2
- 235000003270 potassium fluoride Nutrition 0.000 description 2
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000858 Cyclodextrin Polymers 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical class S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 150000003983 crown ethers Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 125000004185 ester group Chemical group 0.000 description 1
- 238000004334 fluoridation Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical group 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 150000002460 imidazoles Chemical class 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000012263 liquid product Substances 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005649 metathesis reaction Methods 0.000 description 1
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 1
- 238000010534 nucleophilic substitution reaction Methods 0.000 description 1
- 238000003408 phase transfer catalysis Methods 0.000 description 1
- 239000003444 phase transfer catalyst Substances 0.000 description 1
- 150000004714 phosphonium salts Chemical class 0.000 description 1
- 239000003880 polar aprotic solvent Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000001103 potassium chloride Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- HFHDHCJBZVLPGP-UHFFFAOYSA-N schardinger α-dextrin Chemical compound O1C(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(O)C2O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC2C(O)C(O)C1OC2CO HFHDHCJBZVLPGP-UHFFFAOYSA-N 0.000 description 1
- 229910001961 silver nitrate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 239000007784 solid electrolyte Substances 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000000967 suction filtration Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- RAOIDOHSFRTOEL-UHFFFAOYSA-N tetrahydrothiophene Chemical compound C1CCSC1 RAOIDOHSFRTOEL-UHFFFAOYSA-N 0.000 description 1
- 229930192474 thiophene Natural products 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
- C07D317/32—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D317/42—Halogen atoms or nitro radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
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CN201310535094.8A CN103539772B (zh) | 2013-10-31 | 2013-10-31 | 一种氟代碳酸乙烯酯的制备方法 |
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CN201310535094.8A CN103539772B (zh) | 2013-10-31 | 2013-10-31 | 一种氟代碳酸乙烯酯的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN103539772A true CN103539772A (zh) | 2014-01-29 |
CN103539772B CN103539772B (zh) | 2015-09-02 |
Family
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Family Applications (1)
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CN201310535094.8A Active CN103539772B (zh) | 2013-10-31 | 2013-10-31 | 一种氟代碳酸乙烯酯的制备方法 |
Country Status (1)
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CN (1) | CN103539772B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106854195A (zh) * | 2016-12-08 | 2017-06-16 | 江苏理文化工有限公司 | 一种高纯度氟代碳酸乙烯酯的制备方法 |
CN114011107A (zh) * | 2021-11-18 | 2022-02-08 | 中建安装集团有限公司 | 一种新型连续化生产高纯碳酸亚乙烯酯的装置及方法 |
CN114621178A (zh) * | 2022-03-23 | 2022-06-14 | 内蒙古源宏精细化工有限公司 | 一种氟代碳酸乙烯酯的制备工艺 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003106379A1 (de) * | 2002-06-18 | 2003-12-24 | Solvent Innovation Gmbh | Verfahren zur herstellung substituierter organischer verbindungen und verwendung von katalysatoren für substitutionsreaktionen |
CN101268057A (zh) * | 2005-09-22 | 2008-09-17 | 纳幕尔杜邦公司 | 离子液体 |
CN101717391A (zh) * | 2009-11-09 | 2010-06-02 | 中国海洋石油总公司 | 一种氟代碳酸乙烯酯的制备方法 |
CN102015666A (zh) * | 2008-04-29 | 2011-04-13 | 默克专利有限公司 | 反应性离子液体 |
-
2013
- 2013-10-31 CN CN201310535094.8A patent/CN103539772B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003106379A1 (de) * | 2002-06-18 | 2003-12-24 | Solvent Innovation Gmbh | Verfahren zur herstellung substituierter organischer verbindungen und verwendung von katalysatoren für substitutionsreaktionen |
CN101268057A (zh) * | 2005-09-22 | 2008-09-17 | 纳幕尔杜邦公司 | 离子液体 |
CN102015666A (zh) * | 2008-04-29 | 2011-04-13 | 默克专利有限公司 | 反应性离子液体 |
CN101717391A (zh) * | 2009-11-09 | 2010-06-02 | 中国海洋石油总公司 | 一种氟代碳酸乙烯酯的制备方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106854195A (zh) * | 2016-12-08 | 2017-06-16 | 江苏理文化工有限公司 | 一种高纯度氟代碳酸乙烯酯的制备方法 |
CN114011107A (zh) * | 2021-11-18 | 2022-02-08 | 中建安装集团有限公司 | 一种新型连续化生产高纯碳酸亚乙烯酯的装置及方法 |
CN114621178A (zh) * | 2022-03-23 | 2022-06-14 | 内蒙古源宏精细化工有限公司 | 一种氟代碳酸乙烯酯的制备工艺 |
CN114621178B (zh) * | 2022-03-23 | 2023-10-13 | 内蒙古源宏精细化工有限公司 | 一种氟代碳酸乙烯酯的制备工艺 |
Also Published As
Publication number | Publication date |
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CN103539772B (zh) | 2015-09-02 |
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Owner name: DONGGUAN KAIXIN BATTERY MATERIAL CO.,?LTD. Free format text: FORMER OWNER: SHANGHAI PUTAILAI NEW MATERIALS TECHNOLOGY CO., LTD. Effective date: 20141216 Free format text: FORMER OWNER: DONGGUAN KAIXIN BATTERY MATERIAL CO.,?LTD. Effective date: 20141216 |
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Effective date of registration: 20141216 Address after: 523000 Guangdong province Dongguan City Chashan Town Ecological Industrial Park Industrial Road Applicant after: Dongguan City Kai Xin battery material Co., Ltd Address before: 201204 Shanghai city Pudong New Area Fangdian Road No. 1088 room 1501 Applicant before: SHANGHAI PUTAILAI NEW MATERIAL SCIENCE & TECHNOLOGY CO., LTD. Applicant before: Dongguan City Kai Xin battery material Co., Ltd |
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Address after: 523000 Guangdong province Dongguan city Dongguan Ecological Industrial Park Xingye Road Patentee after: Dongguan City Kai Xin battery material Co., Ltd Address before: 523000 Guangdong province Dongguan City Chashan Town Ecological Industrial Park Industrial Road Patentee before: Dongguan City Kai Xin battery material Co., Ltd |
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Effective date of registration: 20190329 Address after: 510000 No. 8 Kangda Road, Dongcheng District, Yunpu Industrial Zone, Huangpu District, Guangzhou City, Guangdong Province Patentee after: Guangzhou Tianci High-Tech Material Co., Ltd. Address before: 523000 Dongguan Eco-Industrial Park, Dongguan City, Guangdong Province Patentee before: Dongguan City Kai Xin battery material Co., Ltd |