CN102894014A - Method for preparing woody antibacterial agent - Google Patents
Method for preparing woody antibacterial agent Download PDFInfo
- Publication number
- CN102894014A CN102894014A CN2012104305635A CN201210430563A CN102894014A CN 102894014 A CN102894014 A CN 102894014A CN 2012104305635 A CN2012104305635 A CN 2012104305635A CN 201210430563 A CN201210430563 A CN 201210430563A CN 102894014 A CN102894014 A CN 102894014A
- Authority
- CN
- China
- Prior art keywords
- eucommia
- bark
- timber
- woody
- solvent
- 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
- 239000003242 anti bacterial agent Substances 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title abstract description 8
- 239000002904 solvent Substances 0.000 claims abstract description 26
- 239000000284 extract Substances 0.000 claims abstract description 22
- 239000000706 filtrate Substances 0.000 claims abstract description 21
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 19
- 241000208689 Eucommia ulmoides Species 0.000 claims abstract description 11
- 239000002023 wood Substances 0.000 claims abstract description 11
- 241000208688 Eucommia Species 0.000 claims description 51
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 42
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 36
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 30
- 150000002148 esters Chemical class 0.000 claims description 18
- 235000004237 Crocus Nutrition 0.000 claims description 12
- 241000596148 Crocus Species 0.000 claims description 12
- 239000008367 deionised water Substances 0.000 claims description 12
- 229910021641 deionized water Inorganic materials 0.000 claims description 12
- 239000004744 fabric Substances 0.000 claims description 12
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 11
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical group COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 claims description 6
- 239000003960 organic solvent Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 4
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 2
- 235000019253 formic acid Nutrition 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 abstract 2
- 238000004064 recycling Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 241000208686 Eucommiaceae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000219000 Populus Species 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 229930182478 glucoside Natural products 0.000 description 2
- 150000008131 glucosides Chemical class 0.000 description 2
- 229930182470 glycoside Natural products 0.000 description 2
- IYRMWMYZSQPJKC-UHFFFAOYSA-N kaempferol Chemical compound C1=CC(O)=CC=C1C1=C(O)C(=O)C2=C(O)C=C(O)C=C2O1 IYRMWMYZSQPJKC-UHFFFAOYSA-N 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- KOWMJRJXZMEZLD-UHFFFAOYSA-N syringaresinol Chemical compound COC1=C(O)C(OC)=CC(C2C3C(C(OC3)C=3C=C(OC)C(O)=C(OC)C=3)CO2)=C1 KOWMJRJXZMEZLD-UHFFFAOYSA-N 0.000 description 2
- LVUPFEOCDSHRBL-UHFFFAOYSA-N syringaresinol Natural products COc1cccc(OC)c1C2OCC3C2COC3c4c(OC)cccc4OC LVUPFEOCDSHRBL-UHFFFAOYSA-N 0.000 description 2
- 241001672694 Citrus reticulata Species 0.000 description 1
- 206010010144 Completed suicide Diseases 0.000 description 1
- UBSCDKPKWHYZNX-UHFFFAOYSA-N Demethoxycapillarisin Natural products C1=CC(O)=CC=C1OC1=CC(=O)C2=C(O)C=C(O)C=C2O1 UBSCDKPKWHYZNX-UHFFFAOYSA-N 0.000 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 208000001953 Hypotension Diseases 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 241000218313 Liriodendron chinense Species 0.000 description 1
- 241000218922 Magnoliophyta Species 0.000 description 1
- 240000007817 Olea europaea Species 0.000 description 1
- 241001529246 Platymiscium Species 0.000 description 1
- 208000003251 Pruritus Diseases 0.000 description 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
- OMSQHPKNHFHAKB-PMERELPUSA-N Ulmoprenol Natural products CC(=CCCC(=CCCC(=CCCC(=CCCC(=CC[C@@H](CO)C(=C)C)C)C)C)C)C OMSQHPKNHFHAKB-PMERELPUSA-N 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- RJWJHRPNHPHBRN-FKVJWERZSA-N aucubin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1O[C@H]1[C@@H]2C(CO)=C[C@@H](O)[C@@H]2C=CO1 RJWJHRPNHPHBRN-FKVJWERZSA-N 0.000 description 1
- UTDFQMAXCUGNJR-UHFFFAOYSA-N aucubin Natural products OCC1OC(Oc2ccoc2C3C(O)CCC3O)C(O)C(O)C1O UTDFQMAXCUGNJR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002338 glycosides Chemical class 0.000 description 1
- 208000021822 hypotensive Diseases 0.000 description 1
- 230000001077 hypotensive effect Effects 0.000 description 1
- 230000007803 itching Effects 0.000 description 1
- MWDZOUNAPSSOEL-UHFFFAOYSA-N kaempferol Natural products OC1=C(C(=O)c2cc(O)cc(O)c2O1)c3ccc(O)cc3 MWDZOUNAPSSOEL-UHFFFAOYSA-N 0.000 description 1
- 235000008777 kaempferol Nutrition 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000027939 micturition Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- UXOUKMQIEVGVLY-UHFFFAOYSA-N morin Natural products OC1=CC(O)=CC(C2=C(C(=O)C3=C(O)C=C(O)C=C3O2)O)=C1 UXOUKMQIEVGVLY-UHFFFAOYSA-N 0.000 description 1
- -1 phenol glycoside Chemical class 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 230000001256 tonic effect Effects 0.000 description 1
Abstract
The invention discloses a method for preparing a woody antibacterial agent. The method comprises the following steps of: (1) extracting, namely mixing eucommia ulmoides oliver wood and a solvent in a volume ratio of 1:2-1:4.5, extracting at the temperature of between 85 and 95 DEG C under normal pressure for 7.5 to 10.5 hours, and filtering by using nine layers of fine gauze to obtain a filtrate I; (2) concentrating, namely recycling the solvent from the filtrate I at the temperature of between 45 and 55 DEG C under the condition of the vacuum degree of 0.05 to 0.07 MPa to obtain a eucommia ulmoides oliver wood extract; and (3) preparing the woody antibacterial agent, namely mixing the eucommia ulmoides oliver wood extract and a lipophilic agent uniformly in a mass/volume ratio of 1g:15ml-1g:30ml, standing for 30 to 60 minutes, and filtering by using the nine layers of fine gauze to obtain a filtrate, namely the woody antibacterial agent. The method for preparing the woody antibacterial agent is easy to realize, convenient to operate and low in production cost.
Description
Technical field
The present invention relates to a kind of preparation method of woody antibacterial agent, specifically, relate to a kind of method of from bark of eucommia timber, extracting, preparing woody antibacterial agent.
Background technology
The bark of eucommia is the dry bark of the Eucommiaceae plant bark of eucommia (Eucommia ulmoides Oliver), is Chinese famous and precious tonic herb.Tool filling liver kidney, strengthening the bones and muscles, many effects such as hypotensive, antiabortive.Shennong's Herbal is classified as top grade.Call its " cure mainly waist and knee, bowl spares, beneficial vital essence, hard muscles and bones, wet except itching under cloudy, dribbling urination.Clothes are made light of one's life by commiting suicide anti-old for a long time." bark of eucommia is Chinese peculiar medicinal material, its medicinal history is long, has a wide range of applications clinical.Oneself finds nearly 14 kinds of bark of eucommia platymisciums on earth so far, and they became extinct in succession in continent and Europe afterwards.The bark of eucommia that is present in China is that the Eucommiaceae bark of eucommia belongs to the Relict Plant of only depositing, and it not only has very high economic worth, and all has very important scientific value for all many-sides such as origin of research angiosperm phylogeny and Chinese Flora.
Eucommia bark contains multiple lignanoid and glycosides composition thereof, as dextrorotation syringaresinol, dextrorotation botany bar gum phenol glycoside, dextrorotation ring olive resin, dextrorotation bark of eucommia Syringaresinol, bark of eucommia element, Chinese tulip tree glucoside, mandarin orange belong to glucoside B, Aucubin, eucommito, all square rafter element, ulmoprenol, Kaempferol, tartaric acid etc., cause the bark of eucommia to be used for for a long time Chinese medicine, and mainly be to utilize the bark resource.
Studies show that, eucommia ulmoides extracts has antibacterial and anti-inflammation functions, can the Antifungi growth.Poplar, pine, bamboo wood, wood-based plate are in the moist plum rain season in south, and be often mouldy, has a strong impact on its use value and commercial value.The present patent application people has carried out scientific research and research of technique for many years to bark of eucommia extract, finally invented this technology, this technique is easy to realization, easy to operate, realized in plum rain season that in a short time (about 15 days) suppress poplar, pine, bamboo wood, wood-based plate mouldy, realize simultaneously the maximum using of bark of eucommia timber resources, provide technical support for increasing woods people income.
Summary of the invention
The preparation method of the woody antibacterial agent that technical problem to be solved by this invention provides and a kind ofly is easy to realize, easy to operate, production cost is low.
In order to solve the problems of the technologies described above, the preparation method of the woody antibacterial agent that the present invention adopts is comprised of following steps:
(1) extracts: according to volume ratio V
Bark of eucommia timber: V
Solvent=1:2～1:4.5, with bark of eucommia timber and solvent, under 85 ℃～95 ℃ of temperature, normal pressure, extracted 7.5 hours～10.5 hours, then adopt nine layers of crocus cloth to filter, obtain the filtrate I, wherein bark of eucommia timber refers to that the gutta-percha tree xylem is processed into the particle of wood shavings, sawdust or powder; Solvent is according to volume ratio V by methyl alcohol, benzinum, benzene, formic acid
Methyl alcohol: V
BenzinumV
Benzene: V
Formic acid=(5～7): (2～4): (1～2): the organic solvent that (0.5～0.7) evenly mixes;
(2) concentrated: as under vacuum 0.05MPa～0.07MPa, temperature 45 C～55 ℃, the solvent in the filtrate I to be reclaimed, obtain bark of eucommia timber extract;
(3) the molten system of woody antibacterial agent: according to m
Bark of eucommia timber is carried thing: V
The agent of parent's ester=1g:15ml～1g:30ml evenly mixes bark of eucommia timber extract with close ester agent, leaves standstill 30 minutes～60 minutes, then adopt nine layers of crocus cloth to filter, obtain filtrate, be woody antibacterial agent, wherein close ester agent is according to volume ratio V by deionized water, acetic acid
Deionized water: V
Acetic acid=1:0.01～1:0.25 mixes.
Adopt the preparation method of the woody antibacterial agent of technique scheme, be easy to realize, easy to operate, production cost is low, be fit to large-scale production, improve bark of eucommia timber resources commercial value, realize simultaneously the utilization of largeizationr of bark of eucommia timber resources economy, can increase self-employed tree cultivator's income, significant to building a harmonious society.This invention can produce significant economic and social profit, has good promotional value.
In sum, the present invention be a kind ofly be easy to realize, the preparation method of the woody antibacterial agent that easy to operate, production cost is low.
Embodiment
Can further be expressly understood the present invention by specific embodiments of the invention given below, but following embodiment is not limitation of the invention.
Embodiment 1:
A kind of preparation method of woody antibacterial agent is comprised of following steps:
(1) extracts: according to volume ratio V
Bark of eucommia timber: V
Solvent=1:2 with bark of eucommia timber and solvent, extracted 7.5 hours under 85 ℃ of temperature, normal pressure, then adopted nine layers of crocus cloth to filter, and obtained the filtrate I, and wherein bark of eucommia timber refers to that the gutta-percha tree xylem is processed into the particle of wood shavings, sawdust or powder; Solvent is according to volume ratio V by methyl alcohol, benzinum, benzene, formic acid
Methyl alcohol: V
BenzinumV
Benzene: V
Formic acidThe organic solvent that=5:4:1:0.5 evenly mixes;
(2) concentrated: as under vacuum 0.05MPa, temperature 45 C, the solvent in the filtrate I to be reclaimed, obtain bark of eucommia timber extract;
(3) the molten system of woody antibacterial agent: according to m
Bark of eucommia timber is carried thing: V
The agent of parent's ester=1g:15ml evenly mixes bark of eucommia timber extract with close ester agent, leaves standstill 30 minutes, then adopts nine layers of crocus cloth to filter, and obtains filtrate, is woody antibacterial agent, and wherein close ester agent is according to volume ratio V by deionized water, acetic acid
Deionized water: V
Acetic acid=1:0.01 mixes.
Embodiment 2:
A kind of preparation method of woody antibacterial agent is comprised of following steps:
(1) extracts: according to volume ratio V
Bark of eucommia timber: V
Solvent=1:3 with bark of eucommia timber and solvent, extracted 8 hours under 88 ℃ of temperature, normal pressure, then adopted nine layers of crocus cloth to filter, and obtained the filtrate I, and wherein bark of eucommia timber refers to that the gutta-percha tree xylem is processed into the particle of wood shavings; Solvent is according to volume ratio V by methyl alcohol, benzinum, benzene, formic acid
Methyl alcohol: V
BenzinumV
Benzene: V
Formic acidThe organic solvent that=5:3:2:0.6 evenly mixes;
(2) concentrated: as under vacuum 0.06MPa, temperature 50 C, the solvent in the filtrate I to be reclaimed, obtain bark of eucommia timber extract;
(3) the molten system of woody antibacterial agent: according to m
Bark of eucommia timber is carried thing: V
The agent of parent's ester=1g:20ml evenly mixes bark of eucommia timber extract with close ester agent, leaves standstill 40 minutes, then adopts nine layers of crocus cloth to filter, and obtains filtrate, is woody antibacterial agent, and wherein close ester agent is according to volume ratio V by deionized water, acetic acid
Deionized water: V
Acetic acid=1:0.05 mixes.
Embodiment 3:
A kind of preparation method of woody antibacterial agent is comprised of following steps:
(1) extracts: according to volume ratio V
Bark of eucommia timber: V
Solvent=1:2～1:4 with bark of eucommia timber and solvent, extracted 9 hours under 90 ℃ of temperature, normal pressure, then adopted nine layers of crocus cloth to filter, and obtained the filtrate I, and wherein bark of eucommia timber refers to that the gutta-percha tree xylem is processed into the particle of sawdust; Solvent is according to volume ratio V by methyl alcohol, benzinum, benzene, formic acid
Methyl alcohol: V
BenzinumV
Benzene: V
Formic acidThe organic solvent that=6:2:2:0.7 evenly mixes;
(2) concentrated: as under 55 ℃ of vacuum 0.06MPa, temperature, the solvent in the filtrate I to be reclaimed, obtain bark of eucommia timber extract;
(3) the molten system of woody antibacterial agent: according to m
Bark of eucommia timber is carried thing: V
The agent of parent's ester=1g:25ml evenly mixes bark of eucommia timber extract with close ester agent, leaves standstill 50 minutes, then adopts nine layers of crocus cloth to filter, and obtains filtrate, is woody antibacterial agent, and wherein close ester agent is according to volume ratio V by deionized water, acetic acid
Deionized water: V
Acetic acid=1:0.20 mixes.
Embodiment 4:
A kind of preparation method of woody antibacterial agent is comprised of following steps:
(1) extracts: according to volume ratio V
Bark of eucommia timber: V
Solvent=1:4.5 with bark of eucommia timber and solvent, extracted 10.5 hours under 95 ℃ of temperature, normal pressure, then adopted nine layers of crocus cloth to filter, and obtained the filtrate I, and wherein bark of eucommia timber refers to that the gutta-percha tree xylem is processed into the particle of powder; Solvent is according to volume ratio V by methyl alcohol, benzinum, benzene, formic acid
Methyl alcohol: V
BenzinumV
Benzene: V
Formic acidThe organic solvent that=7:3:1:0.6 evenly mixes;
(2) concentrated: as under 48 ℃ of vacuum 0.07MPa, temperature, the solvent in the filtrate I to be reclaimed, obtain bark of eucommia timber extract;
(3) the molten system of woody antibacterial agent: according to m
Bark of eucommia timber is carried thing: V
The agent of parent's ester=1g:15ml evenly mixes bark of eucommia timber extract with close ester agent, leaves standstill 60 minutes, then adopts nine layers of crocus cloth to filter, and obtains filtrate, is woody antibacterial agent, and wherein close ester agent is according to volume ratio V by deionized water, acetic acid
Deionized water: V
Acetic acid=1:0.25 mixes.
Claims (1)
1. the preparation method of a woody antibacterial agent is characterized in that: be comprised of following steps:
(1) extracts: according to volume ratio V
Bark of eucommia timber: V
Solvent=1:2～1:4.5, with bark of eucommia timber and solvent, under 85 ℃～95 ℃ of temperature, normal pressure, extracted 7.5 hours～10.5 hours, then adopt nine layers of crocus cloth to filter, obtain the filtrate I, wherein bark of eucommia timber refers to that the gutta-percha tree xylem is processed into the particle of wood shavings, sawdust or powder; Solvent is according to volume ratio V by methyl alcohol, benzinum, benzene, formic acid
Methyl alcohol: V
BenzinumV
Benzene: V
Formic acid=(5～7): (2～4): (1～2): the organic solvent that (0.5～0.7) evenly mixes;
(2) concentrated: as under vacuum 0.05MPa～0.07MPa, temperature 45 C～55 ℃, the solvent in the filtrate I to be reclaimed, obtain bark of eucommia timber extract;
(3) the molten system of woody antibacterial agent: according to m
Bark of eucommia timber is carried thing: V
The agent of parent's ester=1g:15ml～1g:30ml evenly mixes bark of eucommia timber extract with close ester agent, leaves standstill 30 minutes～60 minutes, then adopt nine layers of crocus cloth to filter, obtain filtrate, be woody antibacterial agent, wherein close ester agent is according to volume ratio V by deionized water, acetic acid
Deionized water: V
Acetic acid=1:0.01～1:0.25 mixes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210430563.5A CN102894014B (en) | 2012-11-01 | 2012-11-01 | Method for preparing woody antibacterial agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210430563.5A CN102894014B (en) | 2012-11-01 | 2012-11-01 | Method for preparing woody antibacterial agent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102894014A true CN102894014A (en) | 2013-01-30 |
| CN102894014B CN102894014B (en) | 2015-02-18 |
Family
ID=47566736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210430563.5A Active CN102894014B (en) | 2012-11-01 | 2012-11-01 | Method for preparing woody antibacterial agent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102894014B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105228454A (en) * | 2013-05-28 | 2016-01-06 | 日立造船株式会社 | Bactericidal composition and manufacture method thereof |
| CN113618863A (en) * | 2021-08-26 | 2021-11-09 | 江苏海直格家具有限公司 | Anticorrosive compressed modified wood and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101229328A (en) * | 2008-02-27 | 2008-07-30 | 中南林业科技大学 | Method of extracting eucalyptus and bamboo wood flavonoid |
| CN101830014A (en) * | 2010-06-11 | 2010-09-15 | 中南林业科技大学 | Method for preventing bamboo wood from mildewing |
| WO2010148394A1 (en) * | 2009-06-19 | 2010-12-23 | Olszewski Agnes P | Herbal supplement |
| CN102659519A (en) * | 2012-04-12 | 2012-09-12 | 彭万喜 | Woody eudesmol preparation method |
-
2012
- 2012-11-01 CN CN201210430563.5A patent/CN102894014B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101229328A (en) * | 2008-02-27 | 2008-07-30 | 中南林业科技大学 | Method of extracting eucalyptus and bamboo wood flavonoid |
| WO2010148394A1 (en) * | 2009-06-19 | 2010-12-23 | Olszewski Agnes P | Herbal supplement |
| CN101830014A (en) * | 2010-06-11 | 2010-09-15 | 中南林业科技大学 | Method for preventing bamboo wood from mildewing |
| CN102659519A (en) * | 2012-04-12 | 2012-09-12 | 彭万喜 | Woody eudesmol preparation method |
Non-Patent Citations (1)
| Title |
|---|
| 高海霞 等: "杜仲叶林枝木醋液化学成分及抑菌活性研究", 《西北植物学报》, vol. 31, no. 10, 31 December 2011 (2011-12-31), pages 2106 - 2112 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105228454A (en) * | 2013-05-28 | 2016-01-06 | 日立造船株式会社 | Bactericidal composition and manufacture method thereof |
| CN113618863A (en) * | 2021-08-26 | 2021-11-09 | 江苏海直格家具有限公司 | Anticorrosive compressed modified wood and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102894014B (en) | 2015-02-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102924240B (en) | Method for extracting total magnolol according to alcoholic-alkaline method | |
| CN101863938A (en) | Method for preparing high-purity aucubin | |
| CN102659651B (en) | Preparation method of isothiocyanate compound | |
| CN104173438A (en) | Preparation method of general flavone of purple perilla | |
| CN104523836A (en) | Method for comprehensively extracting protein, polysaccharide and polyphenol from avocado kernels | |
| CN101214279A (en) | Method for extracting flavone and polysaccharide from mulberry leaf | |
| CN102894014B (en) | Method for preparing woody antibacterial agent | |
| CN102060856B (en) | Method for extracting tabersonine from voacanga seeds | |
| CN103301172A (en) | Method for coproduction of pistacia chinensis bunge essential oil and polyphenol | |
| CN103463160A (en) | Preparation method of high-content total flavones of chrysanthemum | |
| CN104940280A (en) | Method for extracting total flavones from radix puerariae employing enzyme preparation | |
| CN103320232A (en) | Fermentation and extraction method of agilawood essential oil by utilization of mixed enzymic preparations | |
| CN105294881A (en) | Method for extracting crude peony pod polysaccharide of from peony pods | |
| CN102091107B (en) | Method for extracting total triterpene of centella asiatica by enzymic process | |
| CN108377773A (en) | A kind of grape cuttage cultivation Nutrition Soil and preparation method thereof | |
| CN102086187B (en) | Method for extracting and separating out oligomeric proanthocyanidins from Yunnan pine barks | |
| CN108210556A (en) | The extracting method of active constituent in a kind of diaphragma juglandis | |
| CN104189073A (en) | Method for preparing total salvianolic acid | |
| CN103385933B (en) | Catechu-containing traditional Chinese medicine preparation and preparation method thereof | |
| CN108836994B (en) | Method for extracting saponins active ingredients from bark of artificial forest | |
| CN108704002B (en) | Artificial forest bark active ingredient enzyme treatment and ultrasonic-assisted coupling extraction method | |
| CN102838882A (en) | Extraction method of chestnut shell coloring matters | |
| CN105461759B (en) | A kind of extracting method of Folium toxicodendri verniciflni tannin | |
| CN1546483A (en) | Method for extracting high purity seabuckthorn flavone aglycone | |
| CN104906238A (en) | Method for preparing herba houttuyniae total flavonoids |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151015 Address after: 410004 Shaoshan South Road, Hunan, No. 498, No. Patentee after: CENTRAL SOUTH University OF FORESTRY AND TECHNOLOGY Address before: 410004 Shaoshan South Road, Hunan, No. 498, No. Patentee before: Peng Wanxi |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Peng Wanxi Inventor after: Li Quanping Inventor after: Tan Daochun Inventor after: Zhang Minglong Inventor after: Deng Heping Inventor before: Peng Wanxi Inventor before: Tan Daochun Inventor before: Zhang Minglong Inventor before: Deng Heping |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160706 Address after: 427000 Zhangjiajie City, Hunan province Yongding District Qiaotou village Xiang Mei Patentee after: ZHANGJIAJIE XIANZONGLIN AGRICULTURE TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 410004 Shaoshan South Road, Hunan, No. 498, No. Patentee before: Central South University of Forestry and Technology |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220725 Address after: 427400 room 2-102, building B2, Yueliangwan garden, dayongqiao neighborhood committee, dayongqiao office, Yongding District, Zhangjiajie City, Hunan Province Patentee after: Zhangjiajie xianzonglin Pharmaceutical Co.,Ltd. Address before: 427000 meijiaping village, Qiaotou Township, Yongding District, Zhangjiajie City, Hunan Province Patentee before: ZHANGJIAJIE XIANZONGLIN AGRICULTURE TECHNOLOGY DEVELOPMENT Co.,Ltd. |