CN113680338A - 一种新型层析材料及其制备方法 - Google Patents
一种新型层析材料及其制备方法 Download PDFInfo
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- CN113680338A CN113680338A CN202110988910.5A CN202110988910A CN113680338A CN 113680338 A CN113680338 A CN 113680338A CN 202110988910 A CN202110988910 A CN 202110988910A CN 113680338 A CN113680338 A CN 113680338A
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- silica gel
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- 239000000463 material Substances 0.000 title claims abstract description 39
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 68
- 239000000741 silica gel Substances 0.000 claims abstract description 58
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 58
- 239000007787 solid Substances 0.000 claims abstract description 38
- 239000011258 core-shell material Substances 0.000 claims abstract description 32
- 150000004676 glycans Chemical class 0.000 claims abstract description 28
- 229920001282 polysaccharide Polymers 0.000 claims abstract description 28
- 239000005017 polysaccharide Substances 0.000 claims abstract description 28
- 230000004048 modification Effects 0.000 claims abstract description 20
- 238000012986 modification Methods 0.000 claims abstract description 20
- 238000000576 coating method Methods 0.000 claims abstract description 17
- 239000011248 coating agent Substances 0.000 claims abstract description 16
- 238000000926 separation method Methods 0.000 claims abstract description 14
- 239000000126 substance Substances 0.000 claims abstract description 13
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000009396 hybridization Methods 0.000 claims abstract description 11
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 36
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 18
- 239000000178 monomer Substances 0.000 claims description 12
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 11
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 10
- -1 octadecyl trichlorosilane octane trichlorosilane Chemical compound 0.000 claims description 10
- 229920002307 Dextran Polymers 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- 239000003814 drug Substances 0.000 claims description 8
- 108090000765 processed proteins & peptides Proteins 0.000 claims description 8
- 238000004587 chromatography analysis Methods 0.000 claims description 7
- 239000012501 chromatography medium Substances 0.000 claims description 7
- NVKAWKQGWWIWPM-ABEVXSGRSA-N 17-β-hydroxy-5-α-Androstan-3-one Chemical compound C1C(=O)CC[C@]2(C)[C@H]3CC[C@](C)([C@H](CC4)O)[C@@H]4[C@@H]3CC[C@H]21 NVKAWKQGWWIWPM-ABEVXSGRSA-N 0.000 claims description 6
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 6
- 125000000217 alkyl group Chemical group 0.000 claims description 6
- IJOOHPMOJXWVHK-UHFFFAOYSA-N chlorotrimethylsilane Chemical compound C[Si](C)(C)Cl IJOOHPMOJXWVHK-UHFFFAOYSA-N 0.000 claims description 6
- 150000001282 organosilanes Chemical class 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 238000006068 polycondensation reaction Methods 0.000 claims description 5
- 239000011148 porous material Substances 0.000 claims description 5
- 238000001291 vacuum drying Methods 0.000 claims description 5
- SJECZPVISLOESU-UHFFFAOYSA-N 3-trimethoxysilylpropan-1-amine Chemical compound CO[Si](OC)(OC)CCCN SJECZPVISLOESU-UHFFFAOYSA-N 0.000 claims description 4
- 229920000936 Agarose Polymers 0.000 claims description 4
- 229920001661 Chitosan Polymers 0.000 claims description 4
- 229920000858 Cyclodextrin Polymers 0.000 claims description 4
- 239000001116 FEMA 4028 Substances 0.000 claims description 4
- 235000011175 beta-cyclodextrine Nutrition 0.000 claims description 4
- 229960004853 betadex Drugs 0.000 claims description 4
- 230000001588 bifunctional effect Effects 0.000 claims description 4
- 238000007385 chemical modification Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 4
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- WYTZZXDRDKSJID-UHFFFAOYSA-N (3-aminopropyl)triethoxysilane Chemical compound CCO[Si](OCC)(OCC)CCCN WYTZZXDRDKSJID-UHFFFAOYSA-N 0.000 claims description 3
- BFSVOASYOCHEOV-UHFFFAOYSA-N 2-diethylaminoethanol Chemical compound CCN(CC)CCO BFSVOASYOCHEOV-UHFFFAOYSA-N 0.000 claims description 3
- 235000013305 food Nutrition 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 239000005051 trimethylchlorosilane Substances 0.000 claims description 3
- MAUMSNABMVEOGP-UHFFFAOYSA-N (methyl-$l^{2}-azanyl)methane Chemical compound C[N]C MAUMSNABMVEOGP-UHFFFAOYSA-N 0.000 claims description 2
- HXLAEGYMDGUSBD-UHFFFAOYSA-N 3-[diethoxy(methyl)silyl]propan-1-amine Chemical compound CCO[Si](C)(OCC)CCCN HXLAEGYMDGUSBD-UHFFFAOYSA-N 0.000 claims description 2
- ZYAASQNKCWTPKI-UHFFFAOYSA-N 3-[dimethoxy(methyl)silyl]propan-1-amine Chemical compound CO[Si](C)(OC)CCCN ZYAASQNKCWTPKI-UHFFFAOYSA-N 0.000 claims description 2
- UNVFWCQQWZUPLB-UHFFFAOYSA-N 3-[dimethoxy(pentan-3-yloxy)silyl]propan-1-amine Chemical compound CCC(CC)O[Si](OC)(OC)CCCN UNVFWCQQWZUPLB-UHFFFAOYSA-N 0.000 claims description 2
- GPIARXZSVWTOMD-UHFFFAOYSA-N 4-[chloro(dimethyl)silyl]butanenitrile Chemical compound C[Si](C)(Cl)CCCC#N GPIARXZSVWTOMD-UHFFFAOYSA-N 0.000 claims description 2
- 239000002202 Polyethylene glycol Substances 0.000 claims description 2
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- 239000001913 cellulose Substances 0.000 claims description 2
- 229920002678 cellulose Polymers 0.000 claims description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 2
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims description 2
- BFXIKLCIZHOAAZ-UHFFFAOYSA-N methyltrimethoxysilane Chemical compound CO[Si](C)(OC)OC BFXIKLCIZHOAAZ-UHFFFAOYSA-N 0.000 claims description 2
- QIOYHIUHPGORLS-UHFFFAOYSA-N n,n-dimethyl-3-trimethoxysilylpropan-1-amine Chemical compound CO[Si](OC)(OC)CCCN(C)C QIOYHIUHPGORLS-UHFFFAOYSA-N 0.000 claims description 2
- KBJFYLLAMSZSOG-UHFFFAOYSA-N n-(3-trimethoxysilylpropyl)aniline Chemical compound CO[Si](OC)(OC)CCCNC1=CC=CC=C1 KBJFYLLAMSZSOG-UHFFFAOYSA-N 0.000 claims description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 2
- PARWUHTVGZSQPD-UHFFFAOYSA-N phenylsilane Chemical compound [SiH3]C1=CC=CC=C1 PARWUHTVGZSQPD-UHFFFAOYSA-N 0.000 claims description 2
- 229920001223 polyethylene glycol Polymers 0.000 claims description 2
- 238000010992 reflux Methods 0.000 claims description 2
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 claims description 2
- 150000004756 silanes Chemical class 0.000 claims description 2
- ACECBHHKGNTVPB-UHFFFAOYSA-N silylformic acid Chemical compound OC([SiH3])=O ACECBHHKGNTVPB-UHFFFAOYSA-N 0.000 claims description 2
- XFMVUVPRNCKJOF-UHFFFAOYSA-N trimethoxy(propyl)silane;urea Chemical compound NC(N)=O.CCC[Si](OC)(OC)OC XFMVUVPRNCKJOF-UHFFFAOYSA-N 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims 2
- 238000000605 extraction Methods 0.000 claims 1
- 238000000746 purification Methods 0.000 abstract description 10
- 239000011159 matrix material Substances 0.000 abstract description 7
- 230000007547 defect Effects 0.000 abstract description 4
- 239000003513 alkali Substances 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000003292 glue Substances 0.000 abstract description 3
- 238000011097 chromatography purification Methods 0.000 abstract description 2
- 238000013375 chromatographic separation Methods 0.000 abstract 1
- 238000005406 washing Methods 0.000 description 11
- 239000006228 supernatant Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000000243 solution Substances 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 6
- 229920002521 macromolecule Polymers 0.000 description 6
- 239000002609 medium Substances 0.000 description 5
- 229920001184 polypeptide Polymers 0.000 description 5
- 102000004196 processed proteins & peptides Human genes 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 229920001503 Glucan Polymers 0.000 description 4
- 229940079593 drug Drugs 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000002773 nucleotide Substances 0.000 description 4
- 125000003729 nucleotide group Chemical group 0.000 description 4
- 102000004169 proteins and genes Human genes 0.000 description 4
- 108090000623 proteins and genes Proteins 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 238000003260 vortexing Methods 0.000 description 3
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 239000008363 phosphate buffer Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- QKNYBSVHEMOAJP-UHFFFAOYSA-N 2-amino-2-(hydroxymethyl)propane-1,3-diol;hydron;chloride Chemical compound Cl.OCC(N)(CO)CO QKNYBSVHEMOAJP-UHFFFAOYSA-N 0.000 description 1
- 208000030507 AIDS Diseases 0.000 description 1
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 235000019750 Crude protein Nutrition 0.000 description 1
- 229920001875 Ebonite Polymers 0.000 description 1
- 235000011201 Ginkgo Nutrition 0.000 description 1
- 241000218628 Ginkgo Species 0.000 description 1
- 235000008100 Ginkgo biloba Nutrition 0.000 description 1
- 239000004471 Glycine Substances 0.000 description 1
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229920005654 Sephadex Polymers 0.000 description 1
- 239000012507 Sephadex™ Substances 0.000 description 1
- MZVQCMJNVPIDEA-UHFFFAOYSA-N [CH2]CN(CC)CC Chemical group [CH2]CN(CC)CC MZVQCMJNVPIDEA-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000011543 agarose gel Substances 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- GZGREZWGCWVAEE-UHFFFAOYSA-N chloro-dimethyl-octadecylsilane Chemical compound CCCCCCCCCCCCCCCCCC[Si](C)(C)Cl GZGREZWGCWVAEE-UHFFFAOYSA-N 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- UQLDLKMNUJERMK-UHFFFAOYSA-L di(octadecanoyloxy)lead Chemical compound [Pb+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O UQLDLKMNUJERMK-UHFFFAOYSA-L 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- GQOKIYDTHHZSCJ-UHFFFAOYSA-M dimethyl-bis(prop-2-enyl)azanium;chloride Chemical compound [Cl-].C=CC[N+](C)(C)CC=C GQOKIYDTHHZSCJ-UHFFFAOYSA-M 0.000 description 1
- 238000001962 electrophoresis Methods 0.000 description 1
- 239000003480 eluent Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000004108 freeze drying Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 108010090623 galactose binding protein Proteins 0.000 description 1
- 102000021529 galactose binding proteins Human genes 0.000 description 1
- 238000005227 gel permeation chromatography Methods 0.000 description 1
- 208000006454 hepatitis Diseases 0.000 description 1
- 231100000283 hepatitis Toxicity 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000004811 liquid chromatography Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000004005 microsphere Substances 0.000 description 1
- FHBURLBCXNMPJX-UHFFFAOYSA-N n-[bis(dimethylamino)-ethylsilyl]-n-methylmethanamine Chemical compound CC[Si](N(C)C)(N(C)C)N(C)C FHBURLBCXNMPJX-UHFFFAOYSA-N 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 102000039446 nucleic acids Human genes 0.000 description 1
- 108020004707 nucleic acids Proteins 0.000 description 1
- 150000007523 nucleic acids Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000001509 sodium citrate Substances 0.000 description 1
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
- B01J20/286—Phases chemically bonded to a substrate, e.g. to silica or to polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
- B01D15/08—Selective adsorption, e.g. chromatography
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
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CN202110988910.5A CN113680338B (zh) | 2021-08-26 | 2021-08-26 | 一种新型层析材料及其制备方法 |
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CN202110988910.5A CN113680338B (zh) | 2021-08-26 | 2021-08-26 | 一种新型层析材料及其制备方法 |
Publications (2)
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CN113680338A true CN113680338A (zh) | 2021-11-23 |
CN113680338B CN113680338B (zh) | 2024-06-04 |
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CN202110988910.5A Active CN113680338B (zh) | 2021-08-26 | 2021-08-26 | 一种新型层析材料及其制备方法 |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009196829A (ja) * | 2008-02-19 | 2009-09-03 | Furukawa Electric Co Ltd:The | コア‐シェル構造のシリカナノ粒子の製造方法、コア‐シェル構造のシリカナノ粒子、及びそれを用いた標識試薬 |
CN102389781A (zh) * | 2011-08-12 | 2012-03-28 | 天津博纳艾杰尔科技有限公司 | 多孔壳层硅胶色谱填料及制备方法 |
CN102527354A (zh) * | 2012-02-07 | 2012-07-04 | 月旭材料科技(上海)有限公司 | 核壳型颗粒及制备方法 |
CN103272574A (zh) * | 2013-04-28 | 2013-09-04 | 中国药科大学 | 一种核壳型有序杂化介孔色谱填料及其制备方法 |
CN104138751A (zh) * | 2013-05-09 | 2014-11-12 | 中国药科大学 | 一种手性核壳型色谱固定相及其制备方法 |
US20150343420A1 (en) * | 2012-12-06 | 2015-12-03 | Daicel Corporation | Separating agent |
US20190015815A1 (en) * | 2016-03-06 | 2019-01-17 | Waters Technologies Corporation | Superficially porous materials comprising a coated core having narrow particle size distribution; process for the preparation thereof; and use thereof for chromatographic separations |
-
2021
- 2021-08-26 CN CN202110988910.5A patent/CN113680338B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009196829A (ja) * | 2008-02-19 | 2009-09-03 | Furukawa Electric Co Ltd:The | コア‐シェル構造のシリカナノ粒子の製造方法、コア‐シェル構造のシリカナノ粒子、及びそれを用いた標識試薬 |
CN102389781A (zh) * | 2011-08-12 | 2012-03-28 | 天津博纳艾杰尔科技有限公司 | 多孔壳层硅胶色谱填料及制备方法 |
CN102527354A (zh) * | 2012-02-07 | 2012-07-04 | 月旭材料科技(上海)有限公司 | 核壳型颗粒及制备方法 |
US20150343420A1 (en) * | 2012-12-06 | 2015-12-03 | Daicel Corporation | Separating agent |
CN103272574A (zh) * | 2013-04-28 | 2013-09-04 | 中国药科大学 | 一种核壳型有序杂化介孔色谱填料及其制备方法 |
CN104138751A (zh) * | 2013-05-09 | 2014-11-12 | 中国药科大学 | 一种手性核壳型色谱固定相及其制备方法 |
US20190015815A1 (en) * | 2016-03-06 | 2019-01-17 | Waters Technologies Corporation | Superficially porous materials comprising a coated core having narrow particle size distribution; process for the preparation thereof; and use thereof for chromatographic separations |
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CN113680338B (zh) | 2024-06-04 |
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Effective date of registration: 20240226 Address after: Room 105, Building 4, TEDA Small and Medium Enterprise Park, No. 276 Huanghai Road, Economic and Technological Development Zone, Binhai New Area, Tianjin, 300457 Applicant after: Tianjin Boyun purification equipment material technology Co.,Ltd. Country or region after: China Address before: 300480 room 301-06-10, unit 1, building 7, east area, Datang headquarters base, Binhai Zhongguancun Science Park, Tianjin Economic and Technological Development Zone, Binhai New Area, Tianjin Applicant before: Tianjin Jinyi Biotechnology Co.,Ltd. Country or region before: China |
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