KR20020023439A - 독성이 제거된 옻나무 추출물의 추출방법 - Google Patents
독성이 제거된 옻나무 추출물의 추출방법 Download PDFInfo
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- KR20020023439A KR20020023439A KR1020000055559A KR20000055559A KR20020023439A KR 20020023439 A KR20020023439 A KR 20020023439A KR 1020000055559 A KR1020000055559 A KR 1020000055559A KR 20000055559 A KR20000055559 A KR 20000055559A KR 20020023439 A KR20020023439 A KR 20020023439A
- Authority
- KR
- South Korea
- Prior art keywords
- lacquer
- extract
- solvent
- sap
- extracting
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 26
- 241000208227 Toxicodendron vernicifluum Species 0.000 title abstract 5
- 239000000284 extract Substances 0.000 claims abstract description 35
- 231100000419 toxicity Toxicity 0.000 claims abstract description 17
- 230000001988 toxicity Effects 0.000 claims abstract description 17
- 239000002904 solvent Substances 0.000 claims abstract description 15
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims abstract description 14
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000000605 extraction Methods 0.000 claims abstract description 12
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000003960 organic solvent Substances 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims abstract description 4
- 239000004922 lacquer Substances 0.000 claims description 47
- 230000008569 process Effects 0.000 claims description 17
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 15
- 244000044283 Toxicodendron succedaneum Species 0.000 claims description 14
- 231100000614 poison Toxicity 0.000 claims description 9
- 241000208225 Rhus Species 0.000 claims description 8
- 235000014220 Rhus chinensis Nutrition 0.000 claims description 8
- 238000001784 detoxification Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 230000007096 poisonous effect Effects 0.000 claims description 5
- 239000002574 poison Substances 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 238000007602 hot air drying Methods 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 claims 1
- 235000013305 food Nutrition 0.000 abstract description 6
- 239000002994 raw material Substances 0.000 abstract description 5
- 239000003814 drug Substances 0.000 abstract description 2
- 235000013373 food additive Nutrition 0.000 abstract description 2
- 239000002778 food additive Substances 0.000 abstract description 2
- 235000013376 functional food Nutrition 0.000 abstract description 2
- 231100000331 toxic Toxicity 0.000 description 8
- 230000002588 toxic effect Effects 0.000 description 8
- 230000003078 antioxidant effect Effects 0.000 description 7
- 239000003963 antioxidant agent Substances 0.000 description 6
- 235000006708 antioxidants Nutrition 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000001093 anti-cancer Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 206010020751 Hypersensitivity Diseases 0.000 description 3
- 230000002292 Radical scavenging effect Effects 0.000 description 3
- 238000002835 absorbance Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 230000000144 pharmacologic effect Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 241000287828 Gallus gallus Species 0.000 description 2
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000007815 allergy Effects 0.000 description 2
- 230000003064 anti-oxidating effect Effects 0.000 description 2
- 206010003246 arthritis Diseases 0.000 description 2
- 230000000975 bioactive effect Effects 0.000 description 2
- 235000013330 chicken meat Nutrition 0.000 description 2
- 235000008216 herbs Nutrition 0.000 description 2
- 239000008101 lactose Substances 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- RMTXUPIIESNLPW-UHFFFAOYSA-N 1,2-dihydroxy-3-(pentadeca-8,11-dienyl)benzene Natural products CCCC=CCC=CCCCCCCCC1=CC=CC(O)=C1O RMTXUPIIESNLPW-UHFFFAOYSA-N 0.000 description 1
- QARRXYBJLBIVAK-UEMSJJPVSA-N 3-[(8e,11e)-pentadeca-8,11-dienyl]benzene-1,2-diol;3-[(8e,11e)-pentadeca-8,11,14-trienyl]benzene-1,2-diol;3-[(8e,11e,13e)-pentadeca-8,11,13-trienyl]benzene-1,2-diol;3-[(e)-pentadec-8-enyl]benzene-1,2-diol;3-pentadecylbenzene-1,2-diol Chemical compound CCCCCCCCCCCCCCCC1=CC=CC(O)=C1O.CCCCCC\C=C\CCCCCCCC1=CC=CC(O)=C1O.CCC\C=C\C\C=C\CCCCCCCC1=CC=CC(O)=C1O.C\C=C\C=C\C\C=C\CCCCCCCC1=CC=CC(O)=C1O.OC1=CC=CC(CCCCCCC\C=C\C\C=C\CC=C)=C1O QARRXYBJLBIVAK-UEMSJJPVSA-N 0.000 description 1
- IYROWZYPEIMDDN-UHFFFAOYSA-N 3-n-pentadec-8,11,13-trienyl catechol Natural products CC=CC=CCC=CCCCCCCCC1=CC=CC(O)=C1O IYROWZYPEIMDDN-UHFFFAOYSA-N 0.000 description 1
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 1
- ZZZCUOFIHGPKAK-UHFFFAOYSA-N D-erythro-ascorbic acid Natural products OCC1OC(=O)C(O)=C1O ZZZCUOFIHGPKAK-UHFFFAOYSA-N 0.000 description 1
- 208000018522 Gastrointestinal disease Diseases 0.000 description 1
- 206010019133 Hangover Diseases 0.000 description 1
- 206010020772 Hypertension Diseases 0.000 description 1
- 208000006011 Stroke Diseases 0.000 description 1
- 244000269722 Thea sinensis Species 0.000 description 1
- 229930003268 Vitamin C Natural products 0.000 description 1
- 230000000172 allergic effect Effects 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 208000010668 atopic eczema Diseases 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000003729 cation exchange resin Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
- 235000015872 dietary supplement Nutrition 0.000 description 1
- 208000010643 digestive system disease Diseases 0.000 description 1
- 239000012470 diluted sample Substances 0.000 description 1
- 238000003113 dilution method Methods 0.000 description 1
- MGJZITXUQXWAKY-UHFFFAOYSA-N diphenyl-(2,4,6-trinitrophenyl)iminoazanium Chemical compound [O-][N+](=O)C1=CC([N+](=O)[O-])=CC([N+]([O-])=O)=C1N=[N+](C=1C=CC=CC=1)C1=CC=CC=C1 MGJZITXUQXWAKY-UHFFFAOYSA-N 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 206010016256 fatigue Diseases 0.000 description 1
- 229940124600 folk medicine Drugs 0.000 description 1
- 208000018685 gastrointestinal system disease Diseases 0.000 description 1
- 235000009569 green tea Nutrition 0.000 description 1
- 208000019622 heart disease Diseases 0.000 description 1
- 241000411851 herbal medicine Species 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 230000008791 toxic response Effects 0.000 description 1
- 231100000820 toxicity test Toxicity 0.000 description 1
- DQTMTQZSOJMZSF-UHFFFAOYSA-N urushiol Natural products CCCCCCCCCCCCCCCC1=CC=CC(O)=C1O DQTMTQZSOJMZSF-UHFFFAOYSA-N 0.000 description 1
- 235000019154 vitamin C Nutrition 0.000 description 1
- 239000011718 vitamin C Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L33/00—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
- A23L33/10—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
- A23L33/105—Plant extracts, their artificial duplicates or their derivatives
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
- A23L5/20—Removal of unwanted matter, e.g. deodorisation or detoxification
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/04—Nitro compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K36/00—Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
- A61K36/18—Magnoliophyta (angiosperms)
- A61K36/185—Magnoliopsida (dicotyledons)
- A61K36/22—Anacardiaceae (Sumac family), e.g. smoketree, sumac or poison oak
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2200/00—Function of food ingredients
- A23V2200/02—Antioxidant
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2236/00—Isolation or extraction methods of medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicine
- A61K2236/10—Preparation or pretreatment of starting material
- A61K2236/17—Preparation or pretreatment of starting material involving drying, e.g. sun-drying or wilting
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2236/00—Isolation or extraction methods of medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicine
- A61K2236/30—Extraction of the material
- A61K2236/33—Extraction of the material involving extraction with hydrophilic solvents, e.g. lower alcohols, esters or ketones
- A61K2236/331—Extraction of the material involving extraction with hydrophilic solvents, e.g. lower alcohols, esters or ketones using water, e.g. cold water, infusion, tea, steam distillation or decoction
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2236/00—Isolation or extraction methods of medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicine
- A61K2236/50—Methods involving additional extraction steps
- A61K2236/51—Concentration or drying of the extract, e.g. Lyophilisation, freeze-drying or spray-drying
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Natural Medicines & Medicinal Plants (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Botany (AREA)
- Veterinary Medicine (AREA)
- Medicinal Chemistry (AREA)
- Nutrition Science (AREA)
- Mycology (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Alternative & Traditional Medicine (AREA)
- Microbiology (AREA)
- Medical Informatics (AREA)
- Biotechnology (AREA)
- Medicines Containing Plant Substances (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
Abstract
Description
시험인원 | 대조구(무처리) | 처리구(독 제거) | 비 고 |
전체 40명 | 39명 | 1명 | 독성반응 97.5% |
여자 37명 | 37명 | 0명 | 독성반응 100% |
남자 3명 | 2명 | 1명 | 독성반응 66.7% |
Claims (5)
- 옻나무에서 채취한 수액 또는 껍질을 열풍 건조시키는 제1차 독성제거 공정 ; 건조된 옻 수액 또는 껍질에 용매를 첨가하고 열처리하여 독성을 제거함과 동시에 옻 추출물을 추출하는 제2차 독성제거 및 추출공정 ; 추출된 옻 추출물을 여과한 후 농축시키는 농축공정으로 구성됨을 특징으로 하는 독성이 제거된 옻나무 추출물의 추출방법.
- 제 1항에 있어서, 제1차 독성제거 공정은 100 - 400℃에서 3 - 24시간 동안 열풍 건조시킴을 특징으로 하는 독성이 제거된 옻나무 추출물의 추출방법.
- 제 1항에 있어서, 제2차 독성제거 및 추출공정은 용매가 1-10 % (v/w)가 되도록 첨가하여 0.5 - 2.5 kg/cm2의 압력, 105 - 200 ℃의 온도에서 1-24 시간 동안이루어짐을 특징으로 하는 독성이 제거된 옻나무 추출물의 추출방법.
- 제 1항 또는 제 3항에 있어서, 용매는 물 또는 에탄올, 메탄올, 아세톤 또는 클로로포름으로 구성된 유기 용매군에서 선택된 1종 이상임을 특징으로 하는 독성이 제거된 옻나무 추출물의 추출방법.
- 제 1항에 있어서, 농축공정은 옻 추출물을 감압 농축기를 이용하여 50 - 90℃의 온도에서 용매가 완전히 없어질 때까지 증발, 건고시켜 농축시킴을 특징으로 하는 독성이 제거된 옻나무 추출물의 추출방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0055559A KR100367286B1 (ko) | 2000-09-21 | 2000-09-21 | 독성이 제거된 옻나무 추출물의 추출방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0055559A KR100367286B1 (ko) | 2000-09-21 | 2000-09-21 | 독성이 제거된 옻나무 추출물의 추출방법 |
Publications (2)
Publication Number | Publication Date |
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KR20020023439A true KR20020023439A (ko) | 2002-03-29 |
KR100367286B1 KR100367286B1 (ko) | 2003-01-10 |
Family
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Family Applications (1)
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KR10-2000-0055559A KR100367286B1 (ko) | 2000-09-21 | 2000-09-21 | 독성이 제거된 옻나무 추출물의 추출방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100367286B1 (ko) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010008353A (ko) * | 2000-11-25 | 2001-02-05 | 박인복 | 옻나무 음료 |
KR20010070610A (ko) * | 2001-05-26 | 2001-07-27 | 한종수 | 옻추출물과 한방 약재를 이용한 기능성 음료 및 그 제조방법 |
KR100824204B1 (ko) * | 2007-02-02 | 2008-04-21 | 김상섭 | 독성제거옻추출액제조방법 |
KR101217944B1 (ko) * | 2011-06-29 | 2013-01-02 | 이주일 | 옻티백 제조방법 |
KR101365410B1 (ko) * | 2011-08-18 | 2014-02-19 | 조영호 | 온열찜질용 조성물의 제조방법 및 이의 조성물 |
KR101404019B1 (ko) * | 2012-12-21 | 2014-06-10 | 전북대학교산학협력단 | 알레르기 저감을 위한 옻 도포 방법 |
KR102152769B1 (ko) * | 2020-01-28 | 2020-09-07 | 이종원 | 캐슈넛 추출물의 유해성분 제거방법과 이를 위한 원심분리용 크기 조절과 마모 대응이 가능한 스크류 콘베어 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101181408B1 (ko) * | 2010-05-19 | 2012-09-19 | (주)에이지아이 | 옻나무의 알러지를 제거하는 방법 |
KR101537806B1 (ko) * | 2013-08-21 | 2015-07-29 | 강원대학교산학협력단 | 옻나무 추출물을 유효성분으로 함유하는 식물 병원균 방제 및 내성 증진용 조성물 |
KR101892617B1 (ko) * | 2018-01-30 | 2018-08-28 | 임실군 | 저온 추출 공법을 통해 유용한 폴리페놀 성분을 유지하며 독성이 제거된 옻나무 추출물의 제조방법 |
KR101875738B1 (ko) * | 2018-04-30 | 2018-07-06 | 정수화 | 옻나무 잎, 씨앗의 옻 액 추출방법 |
KR20220147385A (ko) | 2021-04-27 | 2022-11-03 | 최진오 | 참 옻나무를 이용한 분말의 제조방법 및 그로 의해 제조된 참 옻 분말과 진액 조성물 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980073793A (ko) * | 1997-03-19 | 1998-11-05 | 김범준 | 옻닭 독성 제거 방법 |
KR100394089B1 (ko) * | 2000-06-08 | 2003-08-06 | (주)에이지아이 | 알러지 유발성분을 배제한 옻나무 추출물 |
KR20010111386A (ko) * | 2000-06-10 | 2001-12-17 | 이정문 | 옻을 타지 않는 옻물 및 그 제조방법 |
KR100355825B1 (ko) * | 2000-06-16 | 2002-10-19 | 김범준 | 옻음료 제조방법 |
KR100364869B1 (ko) * | 2000-06-26 | 2002-12-16 | 안찬습 | 옻 껍질의 처리방법 및 옻액의 독성을 제거하는 방법 |
-
2000
- 2000-09-21 KR KR10-2000-0055559A patent/KR100367286B1/ko not_active IP Right Cessation
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20010008353A (ko) * | 2000-11-25 | 2001-02-05 | 박인복 | 옻나무 음료 |
KR20010070610A (ko) * | 2001-05-26 | 2001-07-27 | 한종수 | 옻추출물과 한방 약재를 이용한 기능성 음료 및 그 제조방법 |
KR100824204B1 (ko) * | 2007-02-02 | 2008-04-21 | 김상섭 | 독성제거옻추출액제조방법 |
KR101217944B1 (ko) * | 2011-06-29 | 2013-01-02 | 이주일 | 옻티백 제조방법 |
KR101365410B1 (ko) * | 2011-08-18 | 2014-02-19 | 조영호 | 온열찜질용 조성물의 제조방법 및 이의 조성물 |
KR101404019B1 (ko) * | 2012-12-21 | 2014-06-10 | 전북대학교산학협력단 | 알레르기 저감을 위한 옻 도포 방법 |
KR102152769B1 (ko) * | 2020-01-28 | 2020-09-07 | 이종원 | 캐슈넛 추출물의 유해성분 제거방법과 이를 위한 원심분리용 크기 조절과 마모 대응이 가능한 스크류 콘베어 |
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