CN1541655A - Nano-scale pearl powder preparation method - Google Patents

Nano-scale pearl powder preparation method Download PDF

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Publication number
CN1541655A
CN1541655A CNA03122900XA CN03122900A CN1541655A CN 1541655 A CN1541655 A CN 1541655A CN A03122900X A CNA03122900X A CN A03122900XA CN 03122900 A CN03122900 A CN 03122900A CN 1541655 A CN1541655 A CN 1541655A
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CN
China
Prior art keywords
pearl
margarita
powder
pearl powder
nanometer
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CNA03122900XA
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CN1251691C (en
Inventor
韦钧千
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Ningbo Ailite Garment Co.,Ltd.
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BEIJING ZIRAN AIKANG BIOTECHNOLOGY DEVELOPMENT Co Ltd
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Priority to CNB03122900XA priority Critical patent/CN1251691C/en
Publication of CN1541655A publication Critical patent/CN1541655A/en
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Publication of CN1251691C publication Critical patent/CN1251691C/en
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  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

Abstract

The present invention relates to pearl powder preparation, and is especially the preparation of nano level pearl powder. The preparation process includes crushing pearl in high pressure homogenizing machine into grains of 2-5 micron size; dissolving pearl grains with citric acid or gluconic acid aqua to obtain pearl solution of 3-20 wt% concentration; regulating the pH value of pearl solution to neutrality; letting stand at room temperature to obtain pearl colloid; drying, solidifying and pelletizing to obtain pearl powder of 50-90 nm size. The said process has short time and high yield.

Description

The preparation method of nanometer pearl powder
Technical field
The invention belongs to the Margarita powder manufacture field, particularly the preparation method of nanometer pearl powder.
Background technology
Owing to contain the trace element, protein of 20 several amino acids and needed by human body and a large amount of calcium etc. in the Margarita, be a kind of famous and precious Chinese crude drug and nutrient and healthcare products.For the material that makes the contained needed by human body of Margarita can fully obtain utilizing, people are processed into beverage or tonic etc. for body-care with Margarita.But, when the processing Margarita,, be processed into quite difficulty of powder because Margarita has hard concentric laminated construction.Traditional diamond-making technique to Margarita for example has: earlier Margarita is boiled in water many times softening up to it, and then levigate in water; Or directly Margarita is added water with general Roughpulverizer fragmentation after, the reuse ball mill is pulverized the back and is dried adding under the water state; Or as the disclosed lactic acid Hydrolyze method of using of publication number CN1351869A.Traditional processing method is because Margarita is boiled bubble for a long time in water, make the nutritional labeling in the Margarita, be damaged or dissolve as albumen, aminoacid etc., the product mean diameter is mostly more than 15 microns simultaneously, be unfavorable for using, as make health care, the cosmetics effect is undesirable; In order to obtain the littler Margarita powder of particle diameter, people begin to adopt superfine techniques such as airflow milling, colloid mill, vibromill, ultrasonic grinding mill to prepare Margarita ultrafine powder.But the mean diameter of these Margarita ultrafine powders still is a micron order, generally about 3~8 μ m.And when adopting the lactic acid Hydrolyze method, owing to be subjected to the restriction of lactic acid concn and pearl particles particle diameter, the concentration of the Margarita powder that obtains is low, thereby makes the Margarita dry powder that obtains also low relatively, and production cost is high relatively.
Summary of the invention
The preparation method that the purpose of this invention is to provide nanometer pearl powder obtains higher Margarita powder volume of production under low preparation cost.
The preparation method of nanometer pearl powder of the present invention comprises the steps:
(1). adopting high pressure homogenizer that crushing pearl is become particle diameter is 2~5 microns granule;
(2). with concentration is the citric acid of 30~50wt% or the pearl particles of gluconic acid aqueous solution dissolving step (1), and obtaining concentration is the pearl powder solution of 20~30wt%;
(3). with sodium bicarbonate the pH value of step (2) hydrolyzed pearl powder solution is adjusted to neutrality, at room temperature leaves standstill, obtain the Margarita powder colloid, make the grain size of Margarita powder reach nanoscale;
(4). with the nanometer pearl powder colloid drying of step (3), solidify pelletize, getting particle diameter is 50~90 nanometer Margarita powders.
Described drying serves as easy to adopt centrifugal spray drying; Described pH is good with 6.5~7.5.
Method of the present invention is owing to adopt high pressure homogenizer with crushing pearl Margarita earlier, under anhydrous situation of mediating, the pearl particles that obtains pulverizing has guaranteed that the active ingredient of Margarita is not run off like this, simultaneously also shorten the time that obtains nanometer pearl powder, improved specific duty.
Method of the present invention adopts citric acid or gluconic acid to be hydrolyzed, under the prerequisite of not destroying the effective nutrition of Margarita powder, the calcium carbonate of Margarita can be converted into the activated calcium that human body absorbs easily when being used for the body-care product, be absorbed by the body easily, at room temperature obtain uniform nanometer pearl powder colloid simultaneously.
The specific embodiment
Embodiment 1.
(1). adopting high pressure homogenizer that crushing pearl is become particle diameter is 2~3 microns granule;
(2). with concentration is the pearl particles of the citric acid aqueous solution dissolving step (1) of 30wt%, and obtaining concentration is the pearl powder solution of 20wt%;
(3). with pH value=7 of sodium bicarbonate, at room temperature leave standstill, obtain the Margarita powder colloid, make the grain size of Margarita powder reach nanoscale step (2) hydrolyzed pearl powder solution;
(4). the nanometer pearl powder colloid of step (3) is adopted centrifugal spray dryer drying method drying, solidify pelletize, getting particle diameter is 55 nanometer Margarita powders.
Embodiment 2.
(1). adopting high pressure homogenizer that crushing pearl is become particle diameter is 2~5 microns granule;
(2). with concentration is the pearl particles of the gluconic acid aqueous solution dissolving step (1) of 50wt%, and obtaining concentration is the pearl powder solution of 30wt%;
(3). with the pH=7.5 of sodium bicarbonate, at room temperature leave standstill, obtain the Margarita powder colloid, make the grain size of Margarita powder reach nanoscale step (2) hydrolyzed pearl powder solution;
(4). the nanometer pearl powder colloid of step (3) is adopted centrifugal spray dryer drying method drying, solidify pelletize, getting particle diameter is 80 nanometer Margarita powders.

Claims (2)

1. the preparation method of a nanometer pearl powder is characterized in that this method comprises the steps:
(1). adopting high pressure homogenizer that crushing pearl is become particle diameter is 2~5 microns granule;
(2). with concentration is the citric acid of 30~50wt% or the pearl particles of gluconic acid aqueous solution dissolving step (1), and obtaining concentration is the pearl powder solution of 20~30wt%;
(3). with sodium bicarbonate the pH value of step (2) hydrolyzed pearl powder solution is adjusted to neutrality, at room temperature leaves standstill, obtain the Margarita powder colloid, make the grain size of Margarita powder reach nanoscale;
(4). with the nanometer pearl powder colloid drying of step (3), solidify pelletize, getting particle diameter is 50~90 nanometer Margarita powders.
2. the method for claim 1 is characterized in that; Described pH=6.5~7.5.
CNB03122900XA 2003-04-30 2003-04-30 Nano-scale pearl powder preparation method Expired - Fee Related CN1251691C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN1541655A true CN1541655A (en) 2004-11-03
CN1251691C CN1251691C (en) 2006-04-19

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100388981C (en) * 2005-05-12 2008-05-21 浙江长生鸟珍珠生物科技有限公司 Method for preparing full natural Nano pearl powder
CN100425245C (en) * 2006-01-17 2008-10-15 李伊为 A method for preparing nano-grade pure pearl powder
CN101891989A (en) * 2010-08-04 2010-11-24 广东三和化工科技有限公司 Volatile organic compound (VOC)-free aqueous nano color paste for smoothing nerves
CN101966140A (en) * 2010-10-28 2011-02-09 浙江欧诗漫集团德清生物科技有限公司 Method for preparing fishy smell removed submicron pearl powder with regular geometric shape
CN101288679B (en) * 2008-05-23 2011-04-06 海南京润珍珠生物技术股份有限公司 Dissolving and reducing generation method of nano pearl powder
CN102744136A (en) * 2012-07-13 2012-10-24 四川厚德医药科技有限公司 Preparation method for nanometre pearl powder
CN104814909A (en) * 2015-04-27 2015-08-05 郭中河 Water soluble nacre powder chelation technology
CN105476946A (en) * 2015-12-22 2016-04-13 浙江工业大学 Preparation method of fishy smell removed pearl powder
CN105796466A (en) * 2016-05-20 2016-07-27 中山市天图精细化工有限公司 Pearl powder aerosol
CN109157544A (en) * 2018-09-18 2019-01-08 苏州太湖美药业有限公司 A kind of preparation method of pearl powder

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100388981C (en) * 2005-05-12 2008-05-21 浙江长生鸟珍珠生物科技有限公司 Method for preparing full natural Nano pearl powder
CN100425245C (en) * 2006-01-17 2008-10-15 李伊为 A method for preparing nano-grade pure pearl powder
CN101288679B (en) * 2008-05-23 2011-04-06 海南京润珍珠生物技术股份有限公司 Dissolving and reducing generation method of nano pearl powder
CN101891989A (en) * 2010-08-04 2010-11-24 广东三和化工科技有限公司 Volatile organic compound (VOC)-free aqueous nano color paste for smoothing nerves
CN101966140A (en) * 2010-10-28 2011-02-09 浙江欧诗漫集团德清生物科技有限公司 Method for preparing fishy smell removed submicron pearl powder with regular geometric shape
CN102744136B (en) * 2012-07-13 2014-04-30 四川厚德医药科技有限公司 Preparation method for nanometre pearl powder and prepared nanometer pearl powder
CN102744136A (en) * 2012-07-13 2012-10-24 四川厚德医药科技有限公司 Preparation method for nanometre pearl powder
CN104814909A (en) * 2015-04-27 2015-08-05 郭中河 Water soluble nacre powder chelation technology
CN104814909B (en) * 2015-04-27 2018-01-02 郭中河 A kind of water soluble pearl matter powder chelating technique
CN105476946A (en) * 2015-12-22 2016-04-13 浙江工业大学 Preparation method of fishy smell removed pearl powder
CN105476946B (en) * 2015-12-22 2018-05-08 浙江工业大学 Preparation method of fishy smell removed pearl powder
CN105796466A (en) * 2016-05-20 2016-07-27 中山市天图精细化工有限公司 Pearl powder aerosol
CN105796466B (en) * 2016-05-20 2019-02-01 中山市天图精细化工有限公司 A kind of pearl powder aerosol
CN109157544A (en) * 2018-09-18 2019-01-08 苏州太湖美药业有限公司 A kind of preparation method of pearl powder

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Owner name: AILITE CLOTHING CO., LTD., NINGBO CITY

Free format text: FORMER OWNER: BEIJING ZIRAN AIKANG BIOLOGY TECHNOLOGY DEVELOPMENT CO., LTD.

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Effective date of registration: 20080718

Address after: Zhejiang city of Ningbo province high tech Zone Branch Road No. 96

Patentee after: Ningbo Ailite Garment Co.,Ltd.

Address before: Room 3, No. 211, Huayuan Road B, Haidian District, Beijing

Patentee before: BEIJING ZIRAN AIKANG BIOTECHNO

CI01 Publication of corrected invention patent application

Correction item: Patentee name

Correct: Elite Ningbo Fashion Co., Ltd.

False: Ningbo Ailite Garment Co. Ltd.

Number: 35

Page: 1529

Volume: 24

ERR Gazette correction

Free format text: CORRECT: NAME OF PATENTEE; FROM: AILITE CLOTHING CO., LTD., NINGBO CITY TO: NINGBO ELLOIT FASHION CO., LTD.

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Granted publication date: 20060419

Termination date: 20120430