CN105146237A - 一种淀粉基低分子量食品增稠剂及其制备方法 - Google Patents
一种淀粉基低分子量食品增稠剂及其制备方法 Download PDFInfo
- Publication number
- CN105146237A CN105146237A CN201510477691.9A CN201510477691A CN105146237A CN 105146237 A CN105146237 A CN 105146237A CN 201510477691 A CN201510477691 A CN 201510477691A CN 105146237 A CN105146237 A CN 105146237A
- Authority
- CN
- China
- Prior art keywords
- starch
- thickening agent
- low
- preparation
- molecular weight
- 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
- 229920002472 Starch Polymers 0.000 title claims abstract description 94
- 235000019698 starch Nutrition 0.000 title claims abstract description 94
- 239000008107 starch Substances 0.000 title claims abstract description 93
- 235000003132 food thickener Nutrition 0.000 title claims abstract description 32
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 18
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 11
- 230000004888 barrier function Effects 0.000 claims description 14
- 229920002261 Corn starch Polymers 0.000 claims description 12
- 239000008120 corn starch Substances 0.000 claims description 12
- 229940099112 cornstarch Drugs 0.000 claims description 12
- 240000003183 Manihot esculenta Species 0.000 claims description 7
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 claims description 7
- 229940100486 rice starch Drugs 0.000 claims description 4
- 229920001685 Amylomaize Polymers 0.000 claims description 2
- 244000017020 Ipomoea batatas Species 0.000 claims description 2
- 235000002678 Ipomoea batatas Nutrition 0.000 claims description 2
- 240000008467 Oryza sativa Japonica Group Species 0.000 claims description 2
- 230000009471 action Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 229920001592 potato starch Polymers 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 12
- 238000005243 fluidization Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 230000008719 thickening Effects 0.000 abstract description 6
- 230000001105 regulatory effect Effects 0.000 abstract description 5
- 210000002381 plasma Anatomy 0.000 abstract 3
- 230000000903 blocking effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 17
- 239000002562 thickening agent Substances 0.000 description 11
- 230000008569 process Effects 0.000 description 9
- 239000012530 fluid Substances 0.000 description 7
- 238000007599 discharging Methods 0.000 description 6
- 239000012153 distilled water Substances 0.000 description 6
- 235000013305 food Nutrition 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 238000009832 plasma treatment Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 3
- 102000004190 Enzymes Human genes 0.000 description 2
- 108090000790 Enzymes Proteins 0.000 description 2
- 229920000881 Modified starch Polymers 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 125000002091 cationic group Chemical group 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 235000013336 milk Nutrition 0.000 description 2
- 239000008267 milk Substances 0.000 description 2
- 210000004080 milk Anatomy 0.000 description 2
- 235000013808 oxidized starch Nutrition 0.000 description 2
- 239000001254 oxidized starch Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- 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 description 1
- 229920001817 Agar Polymers 0.000 description 1
- 239000004382 Amylase Substances 0.000 description 1
- 102000013142 Amylases Human genes 0.000 description 1
- 108010065511 Amylases Proteins 0.000 description 1
- 229920001661 Chitosan Polymers 0.000 description 1
- 208000006558 Dental Calculus Diseases 0.000 description 1
- 229920001353 Dextrin Polymers 0.000 description 1
- 239000004375 Dextrin Substances 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- 229920002907 Guar gum Polymers 0.000 description 1
- 239000004368 Modified starch Substances 0.000 description 1
- 108010073771 Soybean Proteins Proteins 0.000 description 1
- 235000010489 acacia gum Nutrition 0.000 description 1
- 239000001785 acacia senegal l. willd gum Substances 0.000 description 1
- 239000008272 agar Substances 0.000 description 1
- 235000019418 amylase Nutrition 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000005018 casein Substances 0.000 description 1
- BECPQYXYKAMYBN-UHFFFAOYSA-N casein, tech. Chemical compound NCCCCC(C(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(CC(C)C)N=C(O)C(CCC(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(C(C)O)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(COP(O)(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(N)CC1=CC=CC=C1 BECPQYXYKAMYBN-UHFFFAOYSA-N 0.000 description 1
- 235000021240 caseins Nutrition 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000007385 chemical modification Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004925 denaturation Methods 0.000 description 1
- 230000036425 denaturation Effects 0.000 description 1
- 235000019425 dextrin Nutrition 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 235000013373 food additive Nutrition 0.000 description 1
- 239000002778 food additive Substances 0.000 description 1
- 235000021393 food security Nutrition 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 235000010417 guar gum Nutrition 0.000 description 1
- 239000000665 guar gum Substances 0.000 description 1
- 229960002154 guar gum Drugs 0.000 description 1
- 125000002768 hydroxyalkyl group Chemical group 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000019426 modified starch Nutrition 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000010525 oxidative degradation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 235000015067 sauces Nutrition 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 235000010413 sodium alginate Nutrition 0.000 description 1
- 239000000661 sodium alginate Substances 0.000 description 1
- 229940005550 sodium alginate Drugs 0.000 description 1
- 235000019710 soybean protein Nutrition 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000010148 water-pollination Effects 0.000 description 1
- 229920001285 xanthan gum Polymers 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B30/00—Preparation of starch, degraded or non-chemically modified starch, amylose, or amylopectin
- C08B30/12—Degraded, destructured or non-chemically modified starch, e.g. mechanically, enzymatically or by irradiation; Bleaching of starch
-
- 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
- A23L29/00—Foods or foodstuffs containing additives; Preparation or treatment thereof
- A23L29/20—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents
- A23L29/206—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents of vegetable origin
- A23L29/212—Starch; Modified starch; Starch derivatives, e.g. esters or ethers
-
- 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
- A23L29/00—Foods or foodstuffs containing additives; Preparation or treatment thereof
- A23L29/20—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents
- A23L29/206—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents of vegetable origin
- A23L29/212—Starch; Modified starch; Starch derivatives, e.g. esters or ethers
- A23L29/219—Chemically modified starch; Reaction or complexation products of starch with other chemicals
-
- 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
- A23L5/30—Physical treatment, e.g. electrical or magnetic means, wave energy or irradiation
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Food Science & Technology (AREA)
- Nutrition Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Biochemistry (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Jellies, Jams, And Syrups (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Grain Derivatives (AREA)
Abstract
Description
Claims (5)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510477691.9A CN105146237B (zh) | 2015-08-06 | 2015-08-06 | 一种淀粉基低分子量食品增稠剂及其制备方法 |
PCT/CN2015/098609 WO2017020503A1 (zh) | 2015-08-06 | 2015-12-24 | 一种淀粉基低分子量食品增稠剂及其制备方法 |
US15/750,512 US20180230239A1 (en) | 2015-08-06 | 2015-12-24 | A starch-based food thickener with low molecular weight and a preparation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510477691.9A CN105146237B (zh) | 2015-08-06 | 2015-08-06 | 一种淀粉基低分子量食品增稠剂及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105146237A true CN105146237A (zh) | 2015-12-16 |
CN105146237B CN105146237B (zh) | 2019-04-09 |
Family
ID=54787635
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510477691.9A Active CN105146237B (zh) | 2015-08-06 | 2015-08-06 | 一种淀粉基低分子量食品增稠剂及其制备方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20180230239A1 (zh) |
CN (1) | CN105146237B (zh) |
WO (1) | WO2017020503A1 (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017020503A1 (zh) * | 2015-08-06 | 2017-02-09 | 华南理工大学 | 一种淀粉基低分子量食品增稠剂及其制备方法 |
CN107259509A (zh) * | 2017-07-17 | 2017-10-20 | 肥西县金桥红薯专业合作社 | 一种耐煮的山芋粉丝 |
CN108409887A (zh) * | 2018-02-09 | 2018-08-17 | 中国科学院深圳先进技术研究院 | 一种抗菌多糖的制备方法 |
CN108948217A (zh) * | 2018-05-15 | 2018-12-07 | 郑州轻工业学院 | 一种空气常压等离子体射流改性不同直链淀粉含量玉米淀粉的方法 |
CN109762074A (zh) * | 2019-03-01 | 2019-05-17 | 郑州轻工业学院 | 一种等离子体活化水湿热改性天然淀粉的方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115777784B (zh) * | 2022-12-05 | 2024-07-19 | 王者东 | 一种珍珠奶茶及其制作方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009127653A1 (de) * | 2008-04-15 | 2009-10-22 | Gelita Ag | Schnell benetzbares, hydrokolloid enthaltendes material, verfahren zu dessen herstellung sowie dessen verwendung |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101456917B (zh) * | 2008-11-26 | 2010-12-08 | 杭州纸友科技有限公司 | 一种氧化淀粉高效清洁制造方法 |
CN103242679A (zh) * | 2013-05-20 | 2013-08-14 | 南通市争妍颜料化工有限公司 | 一种颜料颗粒表面基团加载的装置及其应用 |
CN105146237B (zh) * | 2015-08-06 | 2019-04-09 | 华南理工大学 | 一种淀粉基低分子量食品增稠剂及其制备方法 |
-
2015
- 2015-08-06 CN CN201510477691.9A patent/CN105146237B/zh active Active
- 2015-12-24 WO PCT/CN2015/098609 patent/WO2017020503A1/zh active Application Filing
- 2015-12-24 US US15/750,512 patent/US20180230239A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009127653A1 (de) * | 2008-04-15 | 2009-10-22 | Gelita Ag | Schnell benetzbares, hydrokolloid enthaltendes material, verfahren zu dessen herstellung sowie dessen verwendung |
CN102007169A (zh) * | 2008-04-15 | 2011-04-06 | 格利达股份公司 | 含有水胶体的可快速润湿材料、其制造方法及其应用 |
Non-Patent Citations (2)
Title |
---|
A.J. MARTINEZ-GOMEZ, ET AL.: "Plasma Enhanced Modification of Xanthan and its Use in Chitosan/Xanthan Hydrogels", 《 POLYMER ENGINEERING AND SCIENCE》 * |
蒲华寅: "等离子体作用对淀粉结构及性质影响的研究", 《中国博士学位论文全文数据库(电子期刊),工程科技I辑》 * |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017020503A1 (zh) * | 2015-08-06 | 2017-02-09 | 华南理工大学 | 一种淀粉基低分子量食品增稠剂及其制备方法 |
CN107259509A (zh) * | 2017-07-17 | 2017-10-20 | 肥西县金桥红薯专业合作社 | 一种耐煮的山芋粉丝 |
CN108409887A (zh) * | 2018-02-09 | 2018-08-17 | 中国科学院深圳先进技术研究院 | 一种抗菌多糖的制备方法 |
CN108948217A (zh) * | 2018-05-15 | 2018-12-07 | 郑州轻工业学院 | 一种空气常压等离子体射流改性不同直链淀粉含量玉米淀粉的方法 |
CN108948217B (zh) * | 2018-05-15 | 2020-11-03 | 郑州轻工业学院 | 一种空气常压等离子体射流改性不同直链淀粉含量玉米淀粉的方法 |
CN109762074A (zh) * | 2019-03-01 | 2019-05-17 | 郑州轻工业学院 | 一种等离子体活化水湿热改性天然淀粉的方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2017020503A1 (zh) | 2017-02-09 |
US20180230239A1 (en) | 2018-08-16 |
CN105146237B (zh) | 2019-04-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105146237A (zh) | 一种淀粉基低分子量食品增稠剂及其制备方法 | |
Li et al. | The effect of starch concentration on the gelatinization and liquefaction of corn starch | |
US6723683B2 (en) | Compositions for controlled release | |
CN104804200B (zh) | 一种酶解短直链淀粉中温自组装制备纳米淀粉工艺 | |
BeMiller | One hundred years of commercial food carbohydrates in the United States | |
CN105694898B (zh) | 一种土壤保水用改性淀粉组合物及其制备方法 | |
CN107418988A (zh) | 一种抗消化淀粉及其制备方法和应用 | |
CN104262493A (zh) | 一种药用预胶化羟丙基淀粉的制备方法与用途 | |
CN105693871B (zh) | 一种抗性糊精的制备方法 | |
CN100509854C (zh) | 一种直链淀粉的制备方法 | |
US20130029026A1 (en) | Process for modifying starches | |
US11155644B2 (en) | Thermally inhibited starch and starchy flours | |
CN101805411B (zh) | 一种高取代度乳化淀粉及其制备方法 | |
CN101319060B (zh) | 一种干热变性大米淀粉的制备方法 | |
CN107459581A (zh) | 一种双亲性复合改性淀粉衍生物及其制备方法 | |
CN1268647C (zh) | 一种醚化-交联-预糊化三元复合变性淀粉及其制备方法和应用 | |
Mali et al. | Preparation of acetylated distarch adipates by extrusion | |
Chen et al. | Effect of dry-heating with pectin on gelatinization properties of sweet potato starch | |
CN105859897A (zh) | 一种琥珀酸改性木薯淀粉的制备方法 | |
CN115058466A (zh) | 一种冻融稳定型生物改性淀粉及其制备方法 | |
CN102824642B (zh) | 高压凝沉制备淀粉基控缓释载体材料的方法及制得的材料和应用 | |
Kumar et al. | Organic synthesis of maize starch-based polymer using Rhizopus oryzae lipase, scale up, and its characterization | |
Ba et al. | Physicochemical characterization of dextrins prepared with amylases from sorghum malt | |
CN104211820A (zh) | 一种淀粉与蛋白共混干热技术制备不同黏度淀粉的方法 | |
CN115368623B (zh) | 一种环境响应淀粉基气凝胶及其制备方法与应用 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Chen Ling Inventor after: Bie Pingping Inventor after: Pu Huayin Inventor after: Li Xiaoxi Inventor after: Zhang Binjia Inventor before: Chen Ling Inventor before: Pu Huayin Inventor before: Li Xiaoxi Inventor before: Zhang Binjia |
|
COR | Change of bibliographic data | ||
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20160615 Address after: 510640 Tianhe District, Guangdong, No. five road, No. 381, Applicant after: South China University of Technology Applicant after: GUANGDONG ZHONGQING FENGTAI BIOCHEMICAL CO., LTD. Address before: 510640 Tianhe District, Guangdong, No. five road, No. 381, Applicant before: South China University of Technology |
|
GR01 | Patent grant | ||
GR01 | Patent grant |