CN101658202B - Fruit and vegetable fresh-keeping coating powder containing attapulgite - Google Patents
Fruit and vegetable fresh-keeping coating powder containing attapulgite Download PDFInfo
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- CN101658202B CN101658202B CN2009100344802A CN200910034480A CN101658202B CN 101658202 B CN101658202 B CN 101658202B CN 2009100344802 A CN2009100344802 A CN 2009100344802A CN 200910034480 A CN200910034480 A CN 200910034480A CN 101658202 B CN101658202 B CN 101658202B
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Abstract
The invention discloses a fruit and vegetable fresh-keeping coating powder containing attapulgite. The invention adopts the technical essential that the fruit and vegetable fresh-keeping coating powder containing attapulgite contains purified attapulgite, chitosan, superfine polyvinyl alcohol, sodium hexametaphosphate, sodium diacetate and super-absorbent resin. A production method comprises the steps of dosing, crushing, grinding and packing to prepare the finished product of the fruit and vegetable fresh-keeping coating powder containing attapulgite. The fruit and vegetable fresh-keeping coating powder containing attapulgite has good film-forming properties; after being fixed and stirred with water, the fruit and vegetable fresh-keeping coating powder containing attapulgite can rapidly form a sealing film as a protection layer when coated on the surfaces of fruits and vegetables, and the protection layer can inhibit and kill various kinds of mycete and bacteria and other putrefying bacteria and effectively prevent the loss of the nutrient substances and moisture of the fruits and vegetables to keep the original flavor of the fruits and vegetables, and the fresh-keeping period reaches more than 60 days. The fruit and vegetable fresh-keeping coating powder containing attapulgite can be both sprayed and painted and can also be dipped and covered on the surfaces of the fruits and vegetables.
Description
Technical field
The present invention relates to coating, be specifically related to a kind of fruit and vegetable fresh-keeping coating powder containing attapulgite.
Background technology
Fruits and vegetables is plucked in the fruit tissue of back and is still carrying out active metabolic processes, and the intrusion of microorganism is had resist ability.But develop into the overdone stage when this life entity, metabolism is slack-off even stop, and the fruit composition irreversible variation has all taken place with organizing, and makes its losing nutritive value and peculiar taste, under microbial action, putresces.
Because preservation technique relatively lags behind, cause many fancy fruits, vegetables in storage and transportation, to be suffered heavy losses.
Develop preservation technique energetically, the fresh fruit of vegetables product that lets the consumer can have firm harvesting throughout the year is a very important research project with the added value that improves fruit and vegetable food.
The Chinese patent Granted publication number is: CN 1234283, patent announcement day: on January 4th, 2006, name is called " fruit and vegetable fresh-keeping agent and method for making thereof ", disclose " a kind of fruit and vegetable fresh-keeping agent; it is characterized in that: it is the composition of being made up of following component and mass fraction that is contained in paper bag or the cloth bag: (1) hypersober, and 0.5～5 part, it is activated carbon, atlapulgite, attapulgite or the diatomite that is adsorbed with potassium permanganate; (2) oxygen absorbent, and 0.5～5 part is iron powder; (3) ethylene absorbent, and 0.5～5 part, it is zeolite or bentonite; (4) carbon-dioxide absorbent, and 0.5～5 part, it is calcium hydroxide or coke molecular sieve; (5) antiseptic, 1 part, it is a Sodium Benzoate; (6) assistant, 1～10 part, it be etc. the sodium chloride of quality and mixture that sal soda is formed or etc. calcium chloride and the mixture of sal soda composition of quality.Adopt fruit and vegetable fresh-keeping agent of the present invention, per 500 gram tomatoes freshness-retained 60 days, are never degenerated with 5 gram antistaling agents basically.”
The characteristics of above-mentioned patent are that fruit and vegetable fresh-keeping agent is a kind of particle antistaling agent; " be packaged in the pouch of material preparations such as paper, cloth; directly do not contact with fruits and vegetables ", weak point is the fruit and vegetable fresh-keeping agent that this technology is produced, and only is a kind of granular composition that is contained in the bag; Rely on the effect of absorption merely, can not play the effect of good anti-corrosive fresh-keeping.
Summary of the invention
The objective of the invention is to overcome weak point in the prior art, a kind of fruit and vegetable fresh-keeping coating powder containing attapulgite is provided.
Fruit and vegetable fresh-keeping coating powder containing attapulgite is made up of concavo-convex rod, shitosan, micronized polyethylene alcohol, calgon, sodium Diacetate and high hydroscopic resin after purifying.
The production method of fruit and vegetable fresh-keeping coating powder containing attapulgite is: batching, pulverizing, abrasive dust, be packaged as the finished product of fruit and vegetable fresh-keeping coating powder containing attapulgite.
Concave-convex clay rod is a kind of nanometer porous fibrous silicate clay mineral of Shuifu County's magnesium that contains, and when concavo-convex excellent content>=80% in the Concave-convex clay rod was above, its specific area was bigger, can reach 500m
2More than/the g, most cation, hydrone and a certain size organic molecule all can directly be adsorbed in the duct, and its water imbibition can reach more than 150%.
Use the wet beneficiation craft of concavo-convex rod, mineral such as the hydromica in the Concave-convex clay rod, quartz, opal and carbonate screenings is got rid of, obtain the concavo-convex rod after a kind of the purification.
Shitosan has good moisture preserving property, wetability, prevents to produce static, and has no side effect, and is easy to biodegradation, and excellent biological compatibility is arranged, and shitosan has good film forming characteristics and anti-bacterial refreshing antiseptic power.
Micronized polyethylene alcohol powder is soluble in water, and viscosity stabilization does not receive the influence of weak acid, weak base or organic solvent, and oil resistivity is high, is prone to film forming, and the film water white transparency of formation has excellent mechanical intensity, any surface finish and not being clamminess.
Calgon is a kind of water retention agent and antistaling agent, can reduce the fruits and vegetables moisture loss, keeps its fresh colour, prevents that fruits and vegetables from producing the wilting phenomenon, and the present invention selects food-grade sodium hexametaphosphate for use.
Sodium Diacetate is a kind of novel safe, efficient, wide spectrum and economical and practical mildew and rot resistant freshness-retaining agent, keeps original color, smell and taste of fruits and vegetables and nutritional labeling, replaces sorbate and Sodium Benzoate gradually.
The water absorption of super absorbent resin is big, can reach hundreds of times even thousands of times of sole mass.Absorption speed can generate gel in the several seconds, and water-retaining property is strong, even being heated, also being difficult for dehydration under the pressurized conditions, to the good stability of light, heat, soda acid, have the favorable biological degradability ability.
The present invention is achieved through following technical proposals:
1, the batching of fruit and vegetable fresh-keeping coating powder containing attapulgite is made up of following component by weight percentage: concavo-convex excellent 75～95%, the shitosan 0.5～15% after the purification, micronized polyethylene alcohol 0.5～10%, sodium hexametaphosphate 0.5～5%, sodium Diacetate 0.1～5% and high hydroscopic resin 0.1～3%.
Concavo-convex rod after the said purification is with the concavo-convex excellent ore deposit mixture that contains earth impurity, imports in the hydrolytic tank after crushed; Soak after 21 hours, dash with high-pressure pump and turn over, and remove the impurity more than 1 millimeter through the drum sieve sieve of processing with the stainless steel steel wire; Send in the acclive sedimentation basin, continuation is dashed with high-pressure pump and is turned over, after 12 hours; Because the proportion in concavo-convex excellent ore deposit is lighter, its superiors in whole sediment draws this part concavo-convex excellent ore deposit with slush pump and sends in the flat sedimentation basin; Emit unnecessary water after 15 hours,, take out the concavo-convex rod after this part concavo-convex rod is purification through 2-3 days air dry.
This technology is to adopt " the concavo-convex excellent wet beneficiation craft " in invention on September 18th, 2003 by the inventor, and the Chinese patent Granted publication number is: CN1224463, Granted publication day: on October 26th, 2005.
2, the production method of fruit and vegetable fresh-keeping coating powder containing attapulgite is: after the batch mixes with fruit and vegetable fresh-keeping coating powder containing attapulgite; Pulverize in the input pulverizer; Grain fineness after the pulverizing is less than 0.250 millimeter; Carry out abrasive dust in the mixture input superfine mill after will pulverizing again, the grain fineness behind the abrasive dust is packaged as the finished product of fruit and vegetable fresh-keeping coating powder containing attapulgite less than 0.015 millimeter.
Method for using: fruit and vegetable fresh-keeping coating powder containing attapulgite is put into container; Added water infiltration 0.5～2 hour; The ratio of fruit and vegetable fresh-keeping coating powder containing attapulgite and water is 1: 5～1: 60, through after stirring, just can spray or brush the surface at fruits and vegetables.
The fruit and vegetable fresh-keeping coating powder containing attapulgite filming performance is good; Fruit and vegetable fresh-keeping coating powder containing attapulgite mixes stirring with water after; The surface that spreads upon fruits and vegetables can form one deck " sealing film " protective layer fast, can suppress, kill multiple mould, bacterium and other spoilage organisms, can effectively prevent the loss of fruit vegetable nutrient material and moisture; Keep its original flavor, its freshness date reached more than 60 days.
Fruit and vegetable fresh-keeping coating powder containing attapulgite spreads upon the surface of fruits and vegetables, and the preservative film machinery intensity of formation is good, the damage that can avoid the phase mutual friction to cause.
Before the edible fruits and vegetables fruits and vegetables are placed in the water and soak, need not add any washing agent, can be rapidly with the fruit and vegetable fresh-keeping coating powder containing attapulgite flush away of fruit and vegetable surfaces, and can also be with being infected with in other spot of fruit and vegetable surfaces also washes clean.
Fruit and vegetable fresh-keeping coating powder containing attapulgite was both sprayable, can brush again, also can flood the surface that is covered in fruits and vegetables.
Fruit and vegetable fresh-keeping coating powder containing attapulgite is applicable to that also brushing is in preserving fruit and vegetable utilizing case, preservative corrugated cardboard and preserving fruit and vegetable utilizing container.
The specific embodiment
Below in conjunction with embodiment the present invention is done further description:
1, the batching of fruit and vegetable fresh-keeping coating powder containing attapulgite is made up of following component by weight percentage: concavo-convex excellent 84%, the shitosan 6% after the purification, micronized polyethylene alcohol 4%, sodium hexametaphosphate 3%, sodium Diacetate 2% and high hydroscopic resin 1%.
2, the production method of fruit and vegetable fresh-keeping coating powder containing attapulgite is: after the batch mixes with fruit and vegetable fresh-keeping coating powder containing attapulgite; Pulverize in the input pulverizer; Grain fineness after the pulverizing is less than 0.250 millimeter; Carry out abrasive dust in the mixture input superfine mill after will pulverizing again, the grain fineness behind the abrasive dust is packaged as the finished product of fruit and vegetable fresh-keeping coating powder containing attapulgite less than 0.015 millimeter.
Claims (1)
1. fruit and vegetable fresh-keeping coating powder containing attapulgite; It is characterized in that the batching of fruit and vegetable fresh-keeping coating powder containing attapulgite is made up of following component by weight percentage: concavo-convex excellent 75～95%, the shitosan 0.5～15% after the purification, micronized polyethylene alcohol 0.5～10%, sodium hexametaphosphate 0.5～5%, sodium Diacetate 0.1～5% and high hydroscopic resin 0.1～3%;
Concavo-convex rod after the said purification is with the concavo-convex excellent ore deposit mixture that contains earth impurity, imports in the hydrolytic tank after crushed; Soak after 21 hours, dash with high-pressure pump and turn over, and remove the impurity more than 1 millimeter through the drum sieve sieve of processing with the stainless steel steel wire; Send in the acclive sedimentation basin, continuation is dashed with high-pressure pump and is turned over, after 12 hours; Because the proportion in concavo-convex excellent ore deposit is lighter, its superiors in whole sediment draws this part concavo-convex excellent ore deposit with slush pump and sends in the flat sedimentation basin; Emit unnecessary water after 15 hours,, take out the concavo-convex rod after this part concavo-convex rod is purification through 2-3 days air dry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100344802A CN101658202B (en) | 2009-09-16 | 2009-09-16 | Fruit and vegetable fresh-keeping coating powder containing attapulgite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100344802A CN101658202B (en) | 2009-09-16 | 2009-09-16 | Fruit and vegetable fresh-keeping coating powder containing attapulgite |
Publications (2)
| Publication Number | Publication Date |
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| CN101658202A CN101658202A (en) | 2010-03-03 |
| CN101658202B true CN101658202B (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100344802A Active CN101658202B (en) | 2009-09-16 | 2009-09-16 | Fruit and vegetable fresh-keeping coating powder containing attapulgite |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102986862A (en) * | 2012-10-26 | 2013-03-27 | 张建新 | Preparation method of fruit and vegetable preservative |
| CN102986858A (en) * | 2012-10-26 | 2013-03-27 | 张建新 | Fruit and vegetable preservative |
| CN104287051A (en) * | 2013-07-15 | 2015-01-21 | 刘小会 | Storage method for cured meat juice, vinegar juice and sauce juice |
| CN114097561B (en) * | 2021-12-14 | 2023-01-13 | 绥化市蓝源生物工程有限公司 | Production method of green Chinese onions with long-acting freshness preservation |
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Owner name: QIDONG SHUYUWO FOOD CO., LTD. Free format text: FORMER OWNER: TANG MINLIN Effective date: 20131205 |
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Free format text: CORRECT: ADDRESS; FROM: 211700 HUAIAN, JIANGSU PROVINCE TO: 226200 NANTONG, JIANGSU PROVINCE |
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Effective date of registration: 20131205 Address after: 226200, No. 5, Huang Hai Road, Binhai Industrial Park, Lu Four Marine Economic Development Zone, Nantong, Jiangsu, Qidong Patentee after: Qidong potato and my food Co., Ltd. Address before: 211700 Huaian City, Jiangsu province Xuyi County Xu town of Stonebridge Road No. 40 Patentee before: Tang Minlin |