CN102329693B - Method for preparing high-quality fine lacquer wax product - Google Patents
Method for preparing high-quality fine lacquer wax product Download PDFInfo
- Publication number
- CN102329693B CN102329693B CN201110230852.6A CN201110230852A CN102329693B CN 102329693 B CN102329693 B CN 102329693B CN 201110230852 A CN201110230852 A CN 201110230852A CN 102329693 B CN102329693 B CN 102329693B
- Authority
- CN
- China
- Prior art keywords
- lacquer
- tree fat
- lacquer tree
- wax
- hunter
- 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 - Fee Related
Links
- 239000004922 lacquer Substances 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title abstract description 9
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000003054 catalyst Substances 0.000 claims abstract description 26
- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000001914 filtration Methods 0.000 claims abstract description 13
- 238000001035 drying Methods 0.000 claims abstract description 10
- 239000012454 non-polar solvent Substances 0.000 claims abstract description 8
- 244000044283 Toxicodendron succedaneum Species 0.000 claims description 107
- 239000003925 fat Substances 0.000 claims description 103
- 238000005984 hydrogenation reaction Methods 0.000 claims description 58
- 239000003973 paint Substances 0.000 claims description 42
- 239000000047 product Substances 0.000 claims description 34
- UKVIEHSSVKSQBA-UHFFFAOYSA-N methane;palladium Chemical compound C.[Pd] UKVIEHSSVKSQBA-UHFFFAOYSA-N 0.000 claims description 33
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 24
- 239000002253 acid Substances 0.000 claims description 23
- 239000000284 extract Substances 0.000 claims description 21
- 239000001257 hydrogen Substances 0.000 claims description 21
- 229910052739 hydrogen Inorganic materials 0.000 claims description 21
- 238000002360 preparation method Methods 0.000 claims description 21
- 238000003756 stirring Methods 0.000 claims description 21
- 239000003795 chemical substances by application Substances 0.000 claims description 19
- 239000003921 oil Substances 0.000 claims description 15
- 239000002904 solvent Substances 0.000 claims description 15
- 239000000706 filtrate Substances 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000000605 extraction Methods 0.000 claims description 12
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 11
- 229910052740 iodine Inorganic materials 0.000 claims description 11
- 239000011630 iodine Substances 0.000 claims description 11
- 238000002137 ultrasound extraction Methods 0.000 claims description 10
- 229960000892 attapulgite Drugs 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 9
- 229910052763 palladium Inorganic materials 0.000 claims description 9
- 229910052625 palygorskite Inorganic materials 0.000 claims description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 8
- 238000003801 milling Methods 0.000 claims description 8
- 230000035484 reaction time Effects 0.000 claims description 8
- 239000012043 crude product Substances 0.000 claims description 7
- 239000008367 deionised water Substances 0.000 claims description 7
- 229910021641 deionized water Inorganic materials 0.000 claims description 7
- 150000002431 hydrogen Chemical class 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 6
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 5
- 239000000155 melt Substances 0.000 claims description 4
- 238000002203 pretreatment Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 3
- 238000009835 boiling Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 17
- 150000004670 unsaturated fatty acids Chemical class 0.000 abstract description 15
- 235000021122 unsaturated fatty acids Nutrition 0.000 abstract description 15
- 235000014113 dietary fatty acids Nutrition 0.000 abstract description 5
- 239000000194 fatty acid Substances 0.000 abstract description 5
- 229930195729 fatty acid Natural products 0.000 abstract description 5
- 238000004817 gas chromatography Methods 0.000 abstract description 5
- 150000004665 fatty acids Chemical class 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000002156 mixing Methods 0.000 abstract description 2
- 229920006395 saturated elastomer Polymers 0.000 abstract description 2
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 229940045860 white wax Drugs 0.000 abstract 1
- 239000001993 wax Substances 0.000 description 32
- 239000003760 tallow Substances 0.000 description 13
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 10
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 10
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 10
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 10
- 239000005642 Oleic acid Substances 0.000 description 10
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 10
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 10
- 238000012545 processing Methods 0.000 description 9
- 238000007670 refining Methods 0.000 description 9
- 150000002632 lipids Chemical class 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 239000012174 chinese wax Substances 0.000 description 5
- 230000032050 esterification Effects 0.000 description 5
- 238000005886 esterification reaction Methods 0.000 description 5
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 4
- -1 tetracol phenixin Substances 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 235000021355 Stearic acid Nutrition 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000003610 charcoal Substances 0.000 description 3
- 235000013399 edible fruits Nutrition 0.000 description 3
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 239000008117 stearic acid Substances 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 102000004190 Enzymes Human genes 0.000 description 2
- 108090000790 Enzymes Proteins 0.000 description 2
- OYHQOLUKZRVURQ-HZJYTTRNSA-N Linoleic acid Chemical compound CCCCC\C=C/C\C=C/CCCCCCCC(O)=O OYHQOLUKZRVURQ-HZJYTTRNSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000000944 Soxhlet extraction Methods 0.000 description 2
- 239000012159 carrier gas Substances 0.000 description 2
- 238000004587 chromatography analysis Methods 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000004042 decolorization Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000000556 factor analysis Methods 0.000 description 2
- 239000005350 fused silica glass Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229960004232 linoleic acid Drugs 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000007127 saponification reaction Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- REZQBEBOWJAQKS-UHFFFAOYSA-N triacontan-1-ol Chemical compound CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCO REZQBEBOWJAQKS-UHFFFAOYSA-N 0.000 description 2
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical compound CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 description 1
- 241000208223 Anacardiaceae Species 0.000 description 1
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 1
- 208000005623 Carcinogenesis Diseases 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerol Natural products OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 229930006000 Sucrose Natural products 0.000 description 1
- 241000779819 Syncarpia glomulifera Species 0.000 description 1
- 241000159241 Toxicodendron Species 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 125000005233 alkylalcohol group Chemical group 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036952 cancer formation Effects 0.000 description 1
- 231100000504 carcinogenesis Toxicity 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007385 chemical modification Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002191 fatty alcohols Chemical class 0.000 description 1
- 235000021588 free fatty acids Nutrition 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- XMHIUKTWLZUKEX-UHFFFAOYSA-N hexacosanoic acid Chemical compound CCCCCCCCCCCCCCCCCCCCCCCCCC(O)=O XMHIUKTWLZUKEX-UHFFFAOYSA-N 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- XUGNVMKQXJXZCD-UHFFFAOYSA-N isopropyl palmitate Chemical compound CCCCCCCCCCCCCCCC(=O)OC(C)C XUGNVMKQXJXZCD-UHFFFAOYSA-N 0.000 description 1
- 239000012182 japan wax Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- LPUQAYUQRXPFSQ-DFWYDOINSA-M monosodium L-glutamate Chemical compound [Na+].[O-]C(=O)[C@@H](N)CCC(O)=O LPUQAYUQRXPFSQ-DFWYDOINSA-M 0.000 description 1
- 235000013923 monosodium glutamate Nutrition 0.000 description 1
- 239000004223 monosodium glutamate Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000001739 pinus spp. Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 150000004671 saturated fatty acids Chemical class 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000003248 secreting effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229960004793 sucrose Drugs 0.000 description 1
- 229940036248 turpentine Drugs 0.000 description 1
- 239000012178 vegetable wax Substances 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
Images
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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/74—Recovery of fats, fatty oils, fatty acids or other fatty substances, e.g. lanolin or waxes
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- Fats And Perfumes (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
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CN201110230852.6A CN102329693B (en) | 2011-08-12 | 2011-08-12 | Method for preparing high-quality fine lacquer wax product |
Applications Claiming Priority (1)
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CN201110230852.6A CN102329693B (en) | 2011-08-12 | 2011-08-12 | Method for preparing high-quality fine lacquer wax product |
Publications (2)
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CN102329693A CN102329693A (en) | 2012-01-25 |
CN102329693B true CN102329693B (en) | 2014-03-05 |
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Family Applications (1)
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CN201110230852.6A Expired - Fee Related CN102329693B (en) | 2011-08-12 | 2011-08-12 | Method for preparing high-quality fine lacquer wax product |
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CN (1) | CN102329693B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103435468A (en) * | 2013-08-26 | 2013-12-11 | 苏勇 | Method for producing stearic acid by utilizing cottonseed oil soapstock |
CN103849470B (en) * | 2014-03-26 | 2015-04-15 | 云南省轻工业科学研究院 | Preparation method of lacquer tree seed wax oil |
CN103965780B (en) * | 2014-05-21 | 2016-01-20 | 云南省轻工业科学研究院 | A kind of woodenware lacquer tree fat coating and preparation method thereof |
HUE040333T2 (en) | 2014-06-04 | 2019-02-28 | Jena Trading Aps | Method and plant for separation of wax and fibers from plants |
CN105062658B (en) * | 2015-08-06 | 2018-06-19 | 四川凌盾生态农业科技开发有限责任公司 | A kind of green extraction process of lacquer tree fat |
CN109554232A (en) * | 2018-11-30 | 2019-04-02 | 中国林业科学研究院林产化学工业研究所 | A kind of preparation method of high-performance novel compounding wax |
CN113150875B (en) * | 2020-12-30 | 2023-04-07 | 陕西秦乔农林生物科技有限公司 | Low-chroma lacquer wax refining process |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101205505A (en) * | 2007-12-11 | 2008-06-25 | 中国林业科学研究院林产化学工业研究所 | Extraction method of japan wax, japan wax composite nano material and preparation method |
CN101348750A (en) * | 2008-08-29 | 2009-01-21 | 中国林业科学研究院资源昆虫研究所 | Decolorizing method of Chinese haze tallow |
CN101885986A (en) * | 2010-07-16 | 2010-11-17 | 华东理工大学 | Method for refining biological oil |
CN101906354A (en) * | 2010-08-06 | 2010-12-08 | 中国林业科学研究院林产化学工业研究所 | A kind of method of preparing high-quality colorless lacquer wax quickly by ultraviolet decoloring |
-
2011
- 2011-08-12 CN CN201110230852.6A patent/CN102329693B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101205505A (en) * | 2007-12-11 | 2008-06-25 | 中国林业科学研究院林产化学工业研究所 | Extraction method of japan wax, japan wax composite nano material and preparation method |
CN101348750A (en) * | 2008-08-29 | 2009-01-21 | 中国林业科学研究院资源昆虫研究所 | Decolorizing method of Chinese haze tallow |
CN101885986A (en) * | 2010-07-16 | 2010-11-17 | 华东理工大学 | Method for refining biological oil |
CN101906354A (en) * | 2010-08-06 | 2010-12-08 | 中国林业科学研究院林产化学工业研究所 | A kind of method of preparing high-quality colorless lacquer wax quickly by ultraviolet decoloring |
Non-Patent Citations (3)
Title |
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徐三魁.常压低温油脂加氢Pd/C催化剂的研究.《河南工业大学学报(自然科学版)》.2006,第27卷(第6期), * |
董艳鹤等.漆蜡的吸附脱色工艺研究.《林产化学与工业》.2011,第31卷(第2期), * |
董艳鹤等.漆蜡的提取工艺及其化学成分.《北京林业大学学报》.2010,第32卷(第4期), * |
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CN102329693A (en) | 2012-01-25 |
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Application publication date: 20120125 Assignee: ZHENJIANG HURUI BIOTECHNOLOGY CO.,LTD. Assignor: INSTITUTE OF CHEMICAL INDUSTRY OF FOREST PRODUCTS, CAF Contract record no.: 2016320000222 Denomination of invention: Method for preparing high-quality fine lacquer wax product Granted publication date: 20140305 License type: Exclusive License Record date: 20161128 |
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Effective date of registration: 20190806 Address after: Room 213, Kechuang Base, No. 3 Hengda Road, Nanjing Economic and Technological Development Zone, Jiangsu Province Patentee after: NANJING ZHONGSEN BIOLOGICAL TECHNOLOGY Co.,Ltd. Address before: Five suojin village Xuanwu District Nanjing 210042 Jiangsu province No. 16 Patentee before: INSTITUTE OF CHEMICAL INDUSTRY OF FOREST PRODUCTS, CAF |
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