CN111138944B - 一种槲皮素生物基抑菌水性涂料及其制备方法 - Google Patents
一种槲皮素生物基抑菌水性涂料及其制备方法 Download PDFInfo
- Publication number
- CN111138944B CN111138944B CN202010017409.XA CN202010017409A CN111138944B CN 111138944 B CN111138944 B CN 111138944B CN 202010017409 A CN202010017409 A CN 202010017409A CN 111138944 B CN111138944 B CN 111138944B
- Authority
- CN
- China
- Prior art keywords
- quercetin
- water
- antibacterial
- bio
- product
- 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.)
- Active
Links
- REFJWTPEDVJJIY-UHFFFAOYSA-N Quercetin Chemical compound C=1C(O)=CC(O)=C(C(C=2O)=O)C=1OC=2C1=CC=C(O)C(O)=C1 REFJWTPEDVJJIY-UHFFFAOYSA-N 0.000 title claims abstract description 144
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 78
- ZVOLCUVKHLEPEV-UHFFFAOYSA-N Quercetagetin Natural products C1=C(O)C(O)=CC=C1C1=C(O)C(=O)C2=C(O)C(O)=C(O)C=C2O1 ZVOLCUVKHLEPEV-UHFFFAOYSA-N 0.000 title claims abstract description 72
- HWTZYBCRDDUBJY-UHFFFAOYSA-N Rhynchosin Natural products C1=C(O)C(O)=CC=C1C1=C(O)C(=O)C2=CC(O)=C(O)C=C2O1 HWTZYBCRDDUBJY-UHFFFAOYSA-N 0.000 title claims abstract description 72
- MWDZOUNAPSSOEL-UHFFFAOYSA-N kaempferol Natural products OC1=C(C(=O)c2cc(O)cc(O)c2O1)c3ccc(O)cc3 MWDZOUNAPSSOEL-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 229960001285 quercetin Drugs 0.000 title claims abstract description 72
- 235000005875 quercetin Nutrition 0.000 title claims abstract description 72
- 230000000844 anti-bacterial effect Effects 0.000 title claims abstract description 64
- 239000003973 paint Substances 0.000 title claims abstract description 29
- 238000002360 preparation method Methods 0.000 title claims description 16
- 238000000576 coating method Methods 0.000 claims abstract description 42
- 239000011248 coating agent Substances 0.000 claims abstract description 36
- 239000011148 porous material Substances 0.000 claims abstract description 36
- 239000001814 pectin Substances 0.000 claims abstract description 33
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 claims abstract description 31
- PYMYPHUHKUWMLA-UHFFFAOYSA-N 2,3,4,5-tetrahydroxypentanal Chemical compound OCC(O)C(O)C(O)C=O PYMYPHUHKUWMLA-UHFFFAOYSA-N 0.000 claims abstract description 31
- 235000019824 amidated pectin Nutrition 0.000 claims abstract description 31
- 239000000661 sodium alginate Substances 0.000 claims abstract description 31
- 235000010413 sodium alginate Nutrition 0.000 claims abstract description 31
- 229940005550 sodium alginate Drugs 0.000 claims abstract description 31
- 239000003822 epoxy resin Substances 0.000 claims abstract description 18
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 18
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 14
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 14
- 235000006708 antioxidants Nutrition 0.000 claims abstract description 14
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 14
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 74
- 238000003756 stirring Methods 0.000 claims description 40
- HUMNYLRZRPPJDN-UHFFFAOYSA-N benzaldehyde Chemical compound O=CC1=CC=CC=C1 HUMNYLRZRPPJDN-UHFFFAOYSA-N 0.000 claims description 32
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 30
- 238000001035 drying Methods 0.000 claims description 28
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 26
- 238000005406 washing Methods 0.000 claims description 26
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 24
- 235000019441 ethanol Nutrition 0.000 claims description 21
- 238000002791 soaking Methods 0.000 claims description 21
- 238000002156 mixing Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 17
- QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 claims description 16
- 229920002521 macromolecule Polymers 0.000 claims description 15
- 238000000967 suction filtration Methods 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 14
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 claims description 12
- 230000003385 bacteriostatic effect Effects 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims description 10
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 claims description 10
- 239000000243 solution Substances 0.000 claims description 8
- 238000004821 distillation Methods 0.000 claims description 7
- BDWFYHUDXIDTIU-UHFFFAOYSA-N ethanol;propane-1,2,3-triol Chemical compound CCO.OCC(O)CO BDWFYHUDXIDTIU-UHFFFAOYSA-N 0.000 claims description 7
- 239000003513 alkali Substances 0.000 claims description 6
- 239000011259 mixed solution Substances 0.000 claims description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 2
- 239000012670 alkaline solution Substances 0.000 claims description 2
- 235000010987 pectin Nutrition 0.000 claims description 2
- 229920001277 pectin Polymers 0.000 claims description 2
- 239000003242 anti bacterial agent Substances 0.000 abstract description 20
- 239000008367 deionised water Substances 0.000 abstract description 17
- 229910021641 deionized water Inorganic materials 0.000 abstract description 17
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 abstract description 5
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract description 3
- 238000013329 compounding Methods 0.000 abstract description 3
- 238000004132 cross linking Methods 0.000 abstract description 3
- 238000005886 esterification reaction Methods 0.000 abstract description 2
- 239000001257 hydrogen Substances 0.000 abstract description 2
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract description 2
- 238000011068 loading method Methods 0.000 abstract description 2
- 231100000252 nontoxic Toxicity 0.000 abstract description 2
- 230000003000 nontoxic effect Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 14
- 229910052751 metal Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- 239000012452 mother liquor Substances 0.000 description 10
- 239000000126 substance Substances 0.000 description 8
- 239000000758 substrate Substances 0.000 description 8
- 235000011837 pasties Nutrition 0.000 description 7
- 239000000945 filler Substances 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 239000011541 reaction mixture Substances 0.000 description 5
- 239000004593 Epoxy Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000013530 defoamer Substances 0.000 description 4
- 239000000839 emulsion Substances 0.000 description 4
- 239000003999 initiator Substances 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 239000000376 reactant Substances 0.000 description 4
- 238000005488 sandblasting Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000005457 ice water Substances 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical group CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- JLHMJWHSBYZWJJ-UHFFFAOYSA-N 1,2-thiazole 1-oxide Chemical class O=S1C=CC=N1 JLHMJWHSBYZWJJ-UHFFFAOYSA-N 0.000 description 1
- ZILVNHNSYBNLSZ-UHFFFAOYSA-N 2-(diaminomethylideneamino)guanidine Chemical class NC(N)=NNC(N)=N ZILVNHNSYBNLSZ-UHFFFAOYSA-N 0.000 description 1
- 229920001817 Agar Polymers 0.000 description 1
- 235000011330 Armoracia rusticana Nutrition 0.000 description 1
- 240000003291 Armoracia rusticana Species 0.000 description 1
- 244000056139 Brassica cretica Species 0.000 description 1
- 235000003351 Brassica cretica Nutrition 0.000 description 1
- 235000003343 Brassica rupestris Nutrition 0.000 description 1
- 229920002101 Chitin Polymers 0.000 description 1
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- 239000005751 Copper oxide Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 239000008272 agar Substances 0.000 description 1
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 1
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 description 1
- 239000004599 antimicrobial Substances 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- QKSKPIVNLNLAAV-UHFFFAOYSA-N bis(2-chloroethyl) sulfide Chemical compound ClCCSCCCl QKSKPIVNLNLAAV-UHFFFAOYSA-N 0.000 description 1
- 239000004359 castor oil Substances 0.000 description 1
- 235000019438 castor oil Nutrition 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- CBOQJANXLMLOSS-UHFFFAOYSA-N ethyl vanillin Chemical class CCOC1=CC(C=O)=CC=C1O CBOQJANXLMLOSS-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 150000002460 imidazoles Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 1
- 229910052808 lithium carbonate Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 235000019837 monoammonium phosphate Nutrition 0.000 description 1
- 239000010413 mother solution Substances 0.000 description 1
- 235000010460 mustard Nutrition 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 150000003557 thiazoles Chemical class 0.000 description 1
- MWOOGOJBHIARFG-UHFFFAOYSA-N vanillin Chemical compound COC1=CC(C=O)=CC=C1O MWOOGOJBHIARFG-UHFFFAOYSA-N 0.000 description 1
- FGQOOHJZONJGDT-UHFFFAOYSA-N vanillin Natural products COC1=CC(O)=CC(C=O)=C1 FGQOOHJZONJGDT-UHFFFAOYSA-N 0.000 description 1
- 235000012141 vanillin Nutrition 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Plant Pathology (AREA)
- Paints Or Removers (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010017409.XA CN111138944B (zh) | 2020-01-08 | 2020-01-08 | 一种槲皮素生物基抑菌水性涂料及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010017409.XA CN111138944B (zh) | 2020-01-08 | 2020-01-08 | 一种槲皮素生物基抑菌水性涂料及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111138944A CN111138944A (zh) | 2020-05-12 |
CN111138944B true CN111138944B (zh) | 2021-05-14 |
Family
ID=70524034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010017409.XA Active CN111138944B (zh) | 2020-01-08 | 2020-01-08 | 一种槲皮素生物基抑菌水性涂料及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111138944B (zh) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011219303A (ja) * | 2010-04-08 | 2011-11-04 | Kao Corp | 複合メソポーラスシリカ粒子及びこれを用いた物質の揮散方法 |
CN109370337A (zh) * | 2018-10-26 | 2019-02-22 | 长沙浩然医疗科技有限公司 | 一种丙烯酸聚氨酯漆及其制备方法 |
CN109762447A (zh) * | 2019-02-01 | 2019-05-17 | 沈阳顺风实业集团有限公司 | 一种生物基抗菌涂料及其制备方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009013187A (ja) * | 2007-06-29 | 2009-01-22 | Akebono Brake Ind Co Ltd | 多孔質フィラーの製造方法、多孔質フィラー、耐熱性多孔質フィラーの製造方法および耐熱性多孔質フィラー |
-
2020
- 2020-01-08 CN CN202010017409.XA patent/CN111138944B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011219303A (ja) * | 2010-04-08 | 2011-11-04 | Kao Corp | 複合メソポーラスシリカ粒子及びこれを用いた物質の揮散方法 |
CN109370337A (zh) * | 2018-10-26 | 2019-02-22 | 长沙浩然医疗科技有限公司 | 一种丙烯酸聚氨酯漆及其制备方法 |
CN109762447A (zh) * | 2019-02-01 | 2019-05-17 | 沈阳顺风实业集团有限公司 | 一种生物基抗菌涂料及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN111138944A (zh) | 2020-05-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110499045B (zh) | 一种汽车底漆用纳米碳酸钙的制备方法 | |
CN111944070B (zh) | 一种生物质纳米复合环保水性抗菌涂料及其制备方法 | |
CN116693715B (zh) | 一种耐高温改性瓜尔胶及其合成方法 | |
Ghasemzadeh et al. | Full polysaccharide crosslinked-chitosan and silver nano composites, for use as an antibacterial membrane | |
CN111138944B (zh) | 一种槲皮素生物基抑菌水性涂料及其制备方法 | |
CN110358437B (zh) | 一种高性能环保水性漆及其制备方法 | |
CN114106643A (zh) | 改性壳聚糖在涂料中的应用 | |
CN110498868B (zh) | 改性韦兰胶及其制备方法和水基压裂液组合物及水基压裂液 | |
CN112341604B (zh) | 一种乳液型环氧固化剂及其制备方法 | |
CN113896930A (zh) | 一种n-卤胺型丙烯酰胺/聚乙烯醇基抗菌水凝胶及其制备方法 | |
CN112760025A (zh) | 一种疏水型和光控抗菌型水性聚氨酯复合乳液及制备方法和应用 | |
CN108748530B (zh) | 一种木材防霉剂的制备方法 | |
CN112391101A (zh) | 一种铁编制品保护用防锈喷漆及其制备方法 | |
CN113321958B (zh) | 一种防腐剂组合物及其在防腐耐高温涂料中的应用 | |
CN111056766A (zh) | 一种防水剂的制备方法 | |
CN115011202A (zh) | 一种基于改性石墨的水性环氧树脂涂料及其制备方法 | |
CN101177717A (zh) | 一种新型皮革复鞣剂 | |
CN109762447B (zh) | 一种生物基抗菌涂料及其制备方法 | |
CN107200787A (zh) | 一种咪唑鎓海藻酸盐离子液体及其合成方法 | |
CN113502125A (zh) | 一种可降解生物有机高分子改性环氧涂料的制备方法 | |
CN113372766A (zh) | 一种具有良好耐水性能的水性高分子抗菌材料及制备方法 | |
CN111909357A (zh) | 一种水性腰果酚活性乳化剂的制备方法 | |
CN112210254A (zh) | 结构型水性抗菌丙烯酸树脂、制备方法及丙烯酸树脂清漆 | |
JPH0469641B2 (zh) | ||
CN110628089A (zh) | 一种聚没食子酸/壳聚糖抗菌材料的制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A quercetin bio-based antibacterial water-based coating and its preparation method Effective date of registration: 20230104 Granted publication date: 20210514 Pledgee: Bank of Jilin Co.,Ltd. Changchun Kaixuan Sub branch Pledgor: CHANGCHUN SHUNFENG NEW MATERIAL CO.,LTD. Registration number: Y2022220000110 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231116 Granted publication date: 20210514 Pledgee: Bank of Jilin Co.,Ltd. Changchun Kaixuan Sub branch Pledgor: CHANGCHUN SHUNFENG NEW MATERIAL CO.,LTD. Registration number: Y2022220000110 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A quercetin based antibacterial water-based coating and its preparation method Effective date of registration: 20231122 Granted publication date: 20210514 Pledgee: Bank of Jilin Co.,Ltd. Changchun Kaixuan Sub branch Pledgor: CHANGCHUN SHUNFENG NEW MATERIAL CO.,LTD. Registration number: Y2023220000135 |