CN103537205A - 一种芳纶ⅲ/聚乙烯醇共混气体分离膜及其制备方法 - Google Patents
一种芳纶ⅲ/聚乙烯醇共混气体分离膜及其制备方法 Download PDFInfo
- Publication number
- CN103537205A CN103537205A CN201310452094.1A CN201310452094A CN103537205A CN 103537205 A CN103537205 A CN 103537205A CN 201310452094 A CN201310452094 A CN 201310452094A CN 103537205 A CN103537205 A CN 103537205A
- Authority
- CN
- China
- Prior art keywords
- aramid fiber
- polyvinyl alcohol
- gas separation
- fiber iii
- separation membrane
- 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
- 229920006231 aramid fiber Polymers 0.000 title claims abstract description 100
- 239000004372 Polyvinyl alcohol Substances 0.000 title claims abstract description 66
- 229920002451 polyvinyl alcohol Polymers 0.000 title claims abstract description 66
- 238000000926 separation method Methods 0.000 title claims abstract description 54
- 238000002360 preparation method Methods 0.000 title claims abstract description 25
- 238000005266 casting Methods 0.000 claims abstract description 23
- 238000003756 stirring Methods 0.000 claims abstract description 21
- 238000001704 evaporation Methods 0.000 claims abstract description 13
- 239000002904 solvent Substances 0.000 claims abstract description 13
- 239000003960 organic solvent Substances 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 239000012528 membrane Substances 0.000 claims description 49
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 40
- 238000002156 mixing Methods 0.000 claims description 38
- 239000012153 distilled water Substances 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000012752 auxiliary agent Substances 0.000 claims description 9
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims description 7
- KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Substances [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 6
- 238000005345 coagulation Methods 0.000 claims description 6
- 230000015271 coagulation Effects 0.000 claims description 6
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 5
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 claims description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- -1 alkali metal salt Chemical class 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 3
- 239000001110 calcium chloride Substances 0.000 claims description 3
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 3
- 238000013019 agitation Methods 0.000 claims description 2
- 229910052783 alkali metal Inorganic materials 0.000 claims description 2
- 150000007529 inorganic bases Chemical class 0.000 claims description 2
- 150000007530 organic bases Chemical class 0.000 claims description 2
- 239000003495 polar organic solvent Substances 0.000 claims description 2
- QDRKDTQENPPHOJ-UHFFFAOYSA-N sodium ethoxide Chemical compound [Na+].CC[O-] QDRKDTQENPPHOJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 10
- 125000000623 heterocyclic group Chemical group 0.000 abstract description 7
- 230000002349 favourable effect Effects 0.000 abstract 2
- 239000003513 alkali Substances 0.000 abstract 1
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 108010025899 gelatin film Proteins 0.000 abstract 1
- 238000006748 scratching Methods 0.000 abstract 1
- 230000002393 scratching effect Effects 0.000 abstract 1
- 239000011521 glass Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 230000004048 modification Effects 0.000 description 8
- 238000012986 modification Methods 0.000 description 8
- 238000007790 scraping Methods 0.000 description 8
- 239000000835 fiber Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 5
- 229920000271 Kevlar® Polymers 0.000 description 4
- 239000004760 aramid Substances 0.000 description 4
- 229920003235 aromatic polyamide Polymers 0.000 description 4
- 239000004761 kevlar Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- MHABMANUFPZXEB-UHFFFAOYSA-N O-demethyl-aloesaponarin I Natural products O=C1C2=CC=CC(O)=C2C(=O)C2=C1C=C(O)C(C(O)=O)=C2C MHABMANUFPZXEB-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229920006253 high performance fiber Polymers 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 229920003369 Kevlar® 49 Polymers 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 238000007334 copolymerization reaction Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- YGANSGVIUGARFR-UHFFFAOYSA-N dipotassium dioxosilane oxo(oxoalumanyloxy)alumane oxygen(2-) Chemical compound [O--].[K+].[K+].O=[Si]=O.O=[Al]O[Al]=O YGANSGVIUGARFR-UHFFFAOYSA-N 0.000 description 1
- SSVFMICWXDVRQN-UHFFFAOYSA-N ethanol;sodium Chemical compound [Na].CCO SSVFMICWXDVRQN-UHFFFAOYSA-N 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 229910052627 muscovite Inorganic materials 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920013657 polymer matrix composite Polymers 0.000 description 1
- 239000011160 polymer matrix composite Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
-
- 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
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310452094.1A CN103537205B (zh) | 2013-09-27 | 2013-09-27 | 一种芳纶ⅲ/聚乙烯醇共混气体分离膜及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310452094.1A CN103537205B (zh) | 2013-09-27 | 2013-09-27 | 一种芳纶ⅲ/聚乙烯醇共混气体分离膜及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103537205A true CN103537205A (zh) | 2014-01-29 |
CN103537205B CN103537205B (zh) | 2016-03-16 |
Family
ID=49961293
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310452094.1A Expired - Fee Related CN103537205B (zh) | 2013-09-27 | 2013-09-27 | 一种芳纶ⅲ/聚乙烯醇共混气体分离膜及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103537205B (zh) |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103908903A (zh) * | 2014-03-13 | 2014-07-09 | 中科院广州化学有限公司南雄材料生产基地 | 一种自清洁的芳纶膜及其制备方法和在气体分离中的应用 |
CN104437140A (zh) * | 2014-12-29 | 2015-03-25 | 中科院广州化学有限公司 | 一种芳纶纳米纤维增强的聚砜膜及其制备方法与应用 |
CN104464973A (zh) * | 2014-12-29 | 2015-03-25 | 中科院广州化学有限公司 | 一种高强度芳纶透明导电薄膜及其制备方法与应用 |
CN104437135A (zh) * | 2014-12-29 | 2015-03-25 | 中科院广州化学有限公司 | 一种亲水聚合物改性纤维复合正渗透膜及其制法与应用 |
CN106883435A (zh) * | 2017-03-17 | 2017-06-23 | 中科院广州化学有限公司南雄材料生产基地 | 一种表面溶解法制备的芳纶自增强复合材料及其方法与应用 |
CN107930406A (zh) * | 2016-10-13 | 2018-04-20 | 北京工商大学 | 一种促进传递型气体分离膜材料组合物及制备方法 |
CN110227360A (zh) * | 2019-06-06 | 2019-09-13 | 太原理工大学 | 一种掺杂木质素磺酸盐的共混膜的制备方法及应用 |
CN110790967A (zh) * | 2019-11-12 | 2020-02-14 | 南京理工大学 | 芳纶纳米纤维/聚乙烯醇/金/导电聚苯胺复合薄膜材料及其制备方法 |
CN113036308A (zh) * | 2021-03-03 | 2021-06-25 | 南京航空航天大学 | 一种锂离子电池复合凝胶隔膜及其制备方法和应用 |
CN113278191A (zh) * | 2021-05-28 | 2021-08-20 | 陕西科技大学 | 一种芳纶纳米纤维基复合气凝胶及其制备方法 |
CN114464952A (zh) * | 2022-01-30 | 2022-05-10 | 中材锂膜有限公司 | 一种高耐热杂环芳纶涂覆隔膜及其制备方法 |
CN115073774A (zh) * | 2021-03-12 | 2022-09-20 | 南雄中科院孵化器运营有限公司 | 一种芳纶增强pva水凝胶的制备方法及其应用 |
CN115368625A (zh) * | 2022-09-23 | 2022-11-22 | 中国科学院苏州纳米技术与纳米仿生研究所 | 一种芳纶辅助的聚乙烯醇气凝胶、其制备方法及应用 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020060185A1 (en) * | 1998-12-21 | 2002-05-23 | Masahiko Hirose | Highly permeable composite reverse osmosis membrane and method of producing the same |
CN1530165A (zh) * | 2003-03-13 | 2004-09-22 | 上海一鸣过滤技术有限公司 | 孔板模型平板微孔膜 |
JP2006095480A (ja) * | 2004-09-30 | 2006-04-13 | Nitto Denko Corp | 複合逆浸透膜 |
CN1903417A (zh) * | 2006-07-14 | 2007-01-31 | 哈尔滨工业大学 | 二氧化钛颗粒改性芳香聚酰胺分离膜及其制备方法 |
CN1978036A (zh) * | 2005-12-06 | 2007-06-13 | 浙江工商大学 | 一种聚乙烯醇/聚酰胺复合膜的制备方法 |
JP2013111507A (ja) * | 2011-11-25 | 2013-06-10 | Fujifilm Corp | ガス分離膜、その製造方法、それを用いたガス分離膜モジュール |
-
2013
- 2013-09-27 CN CN201310452094.1A patent/CN103537205B/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020060185A1 (en) * | 1998-12-21 | 2002-05-23 | Masahiko Hirose | Highly permeable composite reverse osmosis membrane and method of producing the same |
CN1530165A (zh) * | 2003-03-13 | 2004-09-22 | 上海一鸣过滤技术有限公司 | 孔板模型平板微孔膜 |
JP2006095480A (ja) * | 2004-09-30 | 2006-04-13 | Nitto Denko Corp | 複合逆浸透膜 |
CN1978036A (zh) * | 2005-12-06 | 2007-06-13 | 浙江工商大学 | 一种聚乙烯醇/聚酰胺复合膜的制备方法 |
CN1903417A (zh) * | 2006-07-14 | 2007-01-31 | 哈尔滨工业大学 | 二氧化钛颗粒改性芳香聚酰胺分离膜及其制备方法 |
JP2013111507A (ja) * | 2011-11-25 | 2013-06-10 | Fujifilm Corp | ガス分離膜、その製造方法、それを用いたガス分離膜モジュール |
Non-Patent Citations (2)
Title |
---|
姜怀: "《功能纺织品开发与应用》", 31 January 2013, article "《功能纺织品开发与应用》", pages: 552-553 * |
杨瑞成等: "《材料科学与工程导论》", 31 August 2012, article "《材料科学与工程导论》", pages: 264 * |
Cited By (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103908903B (zh) * | 2014-03-13 | 2016-09-14 | 中科院广州化学有限公司南雄材料生产基地 | 一种自清洁的芳纶膜及其制备方法和在气体分离中的应用 |
CN103908903A (zh) * | 2014-03-13 | 2014-07-09 | 中科院广州化学有限公司南雄材料生产基地 | 一种自清洁的芳纶膜及其制备方法和在气体分离中的应用 |
CN104437140A (zh) * | 2014-12-29 | 2015-03-25 | 中科院广州化学有限公司 | 一种芳纶纳米纤维增强的聚砜膜及其制备方法与应用 |
CN104464973A (zh) * | 2014-12-29 | 2015-03-25 | 中科院广州化学有限公司 | 一种高强度芳纶透明导电薄膜及其制备方法与应用 |
CN104437135A (zh) * | 2014-12-29 | 2015-03-25 | 中科院广州化学有限公司 | 一种亲水聚合物改性纤维复合正渗透膜及其制法与应用 |
CN107930406A (zh) * | 2016-10-13 | 2018-04-20 | 北京工商大学 | 一种促进传递型气体分离膜材料组合物及制备方法 |
CN106883435B (zh) * | 2017-03-17 | 2020-01-17 | 中科院广州化学有限公司南雄材料生产基地 | 一种表面溶解法制备的芳纶自增强复合材料及其方法与应用 |
CN106883435A (zh) * | 2017-03-17 | 2017-06-23 | 中科院广州化学有限公司南雄材料生产基地 | 一种表面溶解法制备的芳纶自增强复合材料及其方法与应用 |
CN110227360A (zh) * | 2019-06-06 | 2019-09-13 | 太原理工大学 | 一种掺杂木质素磺酸盐的共混膜的制备方法及应用 |
CN110227360B (zh) * | 2019-06-06 | 2021-09-24 | 太原理工大学 | 一种掺杂木质素磺酸盐的共混膜的制备方法及应用 |
CN110790967A (zh) * | 2019-11-12 | 2020-02-14 | 南京理工大学 | 芳纶纳米纤维/聚乙烯醇/金/导电聚苯胺复合薄膜材料及其制备方法 |
CN110790967B (zh) * | 2019-11-12 | 2022-05-13 | 南京理工大学 | 芳纶纳米纤维/聚乙烯醇/金/导电聚苯胺复合薄膜材料及其制备方法 |
CN113036308A (zh) * | 2021-03-03 | 2021-06-25 | 南京航空航天大学 | 一种锂离子电池复合凝胶隔膜及其制备方法和应用 |
CN115073774A (zh) * | 2021-03-12 | 2022-09-20 | 南雄中科院孵化器运营有限公司 | 一种芳纶增强pva水凝胶的制备方法及其应用 |
CN115073774B (zh) * | 2021-03-12 | 2023-08-08 | 国科广化精细化工孵化器(南雄)有限公司 | 一种芳纶增强pva水凝胶的制备方法及其应用 |
CN113278191A (zh) * | 2021-05-28 | 2021-08-20 | 陕西科技大学 | 一种芳纶纳米纤维基复合气凝胶及其制备方法 |
CN114464952A (zh) * | 2022-01-30 | 2022-05-10 | 中材锂膜有限公司 | 一种高耐热杂环芳纶涂覆隔膜及其制备方法 |
CN115368625A (zh) * | 2022-09-23 | 2022-11-22 | 中国科学院苏州纳米技术与纳米仿生研究所 | 一种芳纶辅助的聚乙烯醇气凝胶、其制备方法及应用 |
CN115368625B (zh) * | 2022-09-23 | 2023-07-25 | 中国科学院苏州纳米技术与纳米仿生研究所 | 一种芳纶辅助的聚乙烯醇气凝胶、其制备方法及应用 |
Also Published As
Publication number | Publication date |
---|---|
CN103537205B (zh) | 2016-03-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103537205B (zh) | 一种芳纶ⅲ/聚乙烯醇共混气体分离膜及其制备方法 | |
Shi et al. | Facile preparation of hydrogen-bonded supramolecular polyvinyl alcohol-glycerol gels with excellent thermoplasticity and mechanical properties | |
CN103537198A (zh) | 一种Kevlar纳米纤维多孔膜及其制备方法与应用 | |
CN105633326B (zh) | 芳香族聚酰胺复合隔膜 | |
CN101580618B (zh) | 一种制备聚乙烯醇薄膜的方法 | |
CN104766937B (zh) | 一种环保型锂离子电池隔膜及其制备方法 | |
Tang et al. | Novel blue-emitting carboxyl-functionalized poly (arylene ether nitrile) s with excellent thermal and mechanical properties | |
Zhong et al. | Preparation and properties of UV irradiation-induced crosslinked sulfonated poly (ether ether ketone) proton exchange membranes | |
CN113122128B (zh) | 耐热性生物基锂电池隔膜及其制备方法 | |
CN104157815A (zh) | 一种细菌纤维素多孔薄膜及其制备方法 | |
CN106803598A (zh) | 一种有机复合型高温质子交换膜及其制备方法 | |
CN101798365B (zh) | 一种全氟离子交换树脂及其制备方法和应用 | |
CN112375216B (zh) | 一种高分子量对位芳纶浆粕及其制备方法 | |
CN102769116A (zh) | 一种具有多孔复合涂层的锂离子电池隔膜及其制备方法 | |
WO2008044851A1 (en) | Aromatic polyamide, polymerization method thereof, and optical film using the same | |
CN115093563A (zh) | 一种生物基芳香聚酰胺的聚合液及纳米复合膜的制备方法 | |
CN110061175B (zh) | 锂电池、锂电池隔膜及其制备方法 | |
CN113131086B (zh) | 呋喃基聚合物涂覆液、锂电池隔膜及其制备方法 | |
CN103724648B (zh) | 一种强碱性聚芳醚离聚物阴离子交换膜及其制备和应用 | |
CN113437359B (zh) | 一种聚环氧丙烷基聚合物固态电解质薄膜的制备方法 | |
CN104437140B (zh) | 一种芳纶纳米纤维增强的聚砜膜及其制备方法与应用 | |
Li et al. | Preparation and characterization of compatible PVDF/PPTA blends by in situ polymerization for separation membrane materials | |
Zhang et al. | The study of regenerated cellulose films toughened with thermoplastic polyurethane elastomers | |
Wang et al. | Preparation and characterization of sulfonated poly (arylene ether ketone ketone sulfone) s for ion exchange membranes | |
Lee et al. | Improved mechanical strength of partially sulfonated polystyrene-poly (dimethylsiloxane) block copolymer proton exchange membranes by nanoscale sequestration of thermally crosslinked silicone |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
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 | ||
CP03 | Change of name, title or address |
Address after: 510650 Guangdong city of Guangzhou province Tianhe District Xing Branch Road No. 368 Patentee after: GUANGZHOU CHEMISTRY Co.,Ltd. CHINESE ACADEMY OF SCIENCES Address before: 510000 Guangdong city of Guangzhou province Tianhe District Xing Branch Road No. 368 Patentee before: Guangzhou Institute of Chemistry, Chinese Academy of Sciences |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180408 Address after: 510650 Guangdong city of Guangzhou province Tianhe District Xing Ke Lu 368 experiments building room A Patentee after: GUANGZHOU CAS TESTING TECHNOLOGY SERVICE CO.,LTD. Address before: 510650 Guangdong city of Guangzhou province Tianhe District Xing Branch Road No. 368 Patentee before: GUANGZHOU CHEMISTRY Co.,Ltd. CHINESE ACADEMY OF SCIENCES |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Room a, No.368, Xingke Road, Tianhe District, Guangzhou City, Guangdong Province Patentee after: Zhongke Testing Technology Service (Guangzhou) Co.,Ltd. Address before: Room a, No.368, Xingke Road, Tianhe District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU CAS TESTING TECHNOLOGY SERVICE Co.,Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160316 |