Abstract:
PURPOSE: A method for manufacturing a cosmetic composition containing Acer mono sap is provided to ensure excellent penetration and storage properties without side effects. CONSTITUTION: A method for manufacturing a cosmetic composition containing Acer mono sap-containing nanoparticles comprises: a step of sterilizing Acer mono sap at 100-800MPa of high pressure for 10-30 minutes; a step of making the sap extract into nanoparticles by lecithin; and a step of preparing the cosmetic composition by including the nanoparticles.
Abstract:
PURPOSE: A cyclic type reduced-pressure drying unit and a cyclic type reduced-pressure drying method of food using the same are provided to prevent quality degradation and outlook deformation by drying food in short time. CONSTITUTION: A dryer part (100) dries food. An air supplying part (200) supplies air to an air supplying part. Air inhaling parts (300) inhale air supplied to the dryer part and reduce pressure inside the dryer part. A temperature and moisture controller (400) controls the temperature and humidity of the air passed through the air inhaling part and drying filters. The drying filters (501) remove moisture included in the inhaled air. A temperature controlling part maintains temperature inside the dryer part. The temperature controlling part maintains the temperature inside the dryer part as 40 deg. Celsius or less. The air inhaling parts maintain pressure inside the dryer part as 800hPa or less.
Abstract:
본 발명은 식물에서, 곰팡이, 세균 및 바이러스 병원체의 감염을 현저히 억제시킬 뿐만 아니라, 진균류 , 그람 음성 간균 , 그람 양성 구균 등의 일반 미생물에서도 항균효과를 나타내나, 분말 형태로 사용할 경우 손실이 크며, 일반적으로 알려진 나노 입자화 공정을 통해 제조한 용액상태에서는 열 안정성 및 입자 안정성이 낮으며 사용가능한 나노 입자의 함유량 또한 낮은 단점이 있는 비타민 B1 유도체를 대체한 비타민 B1 유도체 나노입자 용액의 제조방법에 관한 것이다. 본 발명에 따르면 비타민 B1 유도체를 건식분쇄 방식의 전처리로 분쇄한 후, 습식나노 입자화 방식인 연속 단계식 펄스레이저 공정과 고압균질 공정을 이용함으로써, 수용액 상에서 안정적으로 분산된 형태로 존재하여 제어가 가능한 비타민 B1 유도체의 나노입자 용액을 제조할 수 있다.
Abstract:
본 발명은 비타민 B1 유도체인 티아민 라우릴 황산염(Thiamine Di-lauryl Sulfate, TDS)을 분말 상태에서 나노 입자 형태로 수용액화 하여 방제 활성이 증진되도록 한 비타민 B1 유도체 나노 입자 수용액 및 그 제조방법에 관한 것이다. 본 발명은 종래 비타민 B1 유도체를 수용액 상태로 사용할 경우 안정성이 낮은 문제를 개선할 수 있는 비타민 B1 유도체 나노입자 수용액 제조방법을 제공하여, 비타민 B1 유도체가 항진균제 및 농약제제로 활용됨에 있어서 그 사용량을 최소화하여도 방제 효과를 증진시킬 수 있어 우수한 생물 농약으로 활용이 가능할 것이다.
Abstract:
The present invention relates to a method which prevents the low application stability of crops due to the excessive use of ethanol by enhancing the solubility of thiamine di-lauryl sulfate and is able to reduce the amount of thiamine di-lauryl sulfate used. A process of the present invention comprises: a dry nano-pulverizing step of pulverizing thiamine di-lauryl sulfate powders into a nano-size (1); a step of manufacturing a di-lauryl sulfate ethanol solution by spraying ethanol while spraying the manufacture thiamine di-lauryl sulfate nanoparticles through a nozzle (2); a di-lauryl sulfate solution manufacturing step of treating an ultrasonic process after adding distilled water in the thiamine di-lauryl sulfate ethanol solution (3); a step of consecutively irradiating visible rays through a pulse type laser while stirring the thiamine di-lauryl sulfate solution in order to have stability without the precipitation of the thiamine di-lauryl sulfate solution (4); and a step off adding tween80 which is a dispersant with functions forming a stable emulsion after the process (5). [Reference numerals] (AA) Manufacturing an aqueous solution capable of enhancing the solubility of TDS; (BB) Dry nanopulverizing pretreatment process; (CC) Pulverizing TDS through ultrafine vibration air; (DD) Compression strength: 34-37 kg.cm^2; (EE) Moisture content: 2-6%; (FF) Ultrasonic spraying process; (GG) Performing an ultrasonic process on a TDS ethanol solution in which TDS nanoparticles and ethanol are dissolved through a spraying nozzle; (HH) Spraying process: 100-150 g of TDS nanoparticels + 1 L of 40-60% ethanol; (II) Ultrasonic process: 10 ml of TDS ethanol solution + 4990 ml of distilled water; (JJ) Continuous pulse laser process; (KK) Irradiating pulse type laser; (LL) Pulse laser: 300 Mj, wavelength: 300-500 nm, Pulse width: 10 ns (FWHM), pulse repetition ratio:10 Hz; (MM) Adding 0.1-0.5% of a dispersant tween80 based on the whole volume when pulse laser is irradiated
Abstract:
PURPOSE: A natural edible antimicrobial agent for food using the composite nanonization of a Japanese horseradish extract, and a producing method thereof are provided to reduce the unique smell of Japanese horseradish, and to maintain the quality of the food. CONSTITUTION: A producing method of a natural edible antimicrobial agent for food using the composite nanonization of a Japanese horseradish extract comprises the following steps: crushing Japanese horseradish, mixing the crushed Japanese horseradish with distilled water, tween-20, and homogenizing the mixture in a homogenizer; passing the obtained Japanese horseradish fluid through a micro-tube in the high pressure of 20,000-30,000psi for homogenizing the Japanese horseradish into the nano size; repeating the homogenizing process for 1-10 times; mixing and dissolving lecithin in a container with chloroform, and removing the chloroform using a decompressor to obtain multi-layers of the lecithin; inserting the Japanese horseradish fluid into the container with the multi-layers; and dispersing the Japanese horseradish fluid using ultrasonic waves for 30-40 minutes. [Reference numerals] (AA) Conventional single nanonization process; (BB) New complex nanonization process; (CC) Microfluidizer process: Japanese horseradish nanoparticles with the coagulating particles and Japanese horseradish smell; (DD) Homogenizer process: emulsified and homogenized Japanese horseradish samples; (EE) Ultrasonic dispersion process: Japanese horseradish nanoparticles with low collection rate, and unstable to the external environment; (FF) Microfluidizer process: homogenizing the Japanese horseradish nanoparticles; (GG) Japanese horseradish nanoparticles with low collection rate, and unstable to the external environment; (HH) Collecting the Japanese horseradish samples with lecithin for reducing the smell; (II) Japanese horseradish nanoparticles with high uniformity and collection rate, without the smell
Abstract:
PURPOSE: A method for measuring the concentration of bio ethanol in alcohol cultivating medium is provided to economically measure the concentration of bio ethanol based on a simple tool such as a micro tube and a 960deepwell microplate. CONSTITUTION: A method for measuring the concentration of bio ethanol in alcohol cultivating medium includes the following: ethanol is extracted from an alcohol cultivating medium using tri-n-butylphosphate as an extracting solvent; and the concentration of the extracted ethanol is measured based on a dichromate oxidation method. In the ethanol concentration measuring process using the dichromate oxidation method, the ethanol extract of the alcohol cultivating medium is reacted with dichromate reagent and the color change of the ethanol extract is compared to an ethanol standard graph.