CN103011895A - Air sand and preparation method thereof - Google Patents
Air sand and preparation method thereof Download PDFInfo
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- CN103011895A CN103011895A CN201210507438XA CN201210507438A CN103011895A CN 103011895 A CN103011895 A CN 103011895A CN 201210507438X A CN201210507438X A CN 201210507438XA CN 201210507438 A CN201210507438 A CN 201210507438A CN 103011895 A CN103011895 A CN 103011895A
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- shell powder
- sand
- polyvinyl alcohol
- dioxide
- calcined shell
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Abstract
The invention provides air sand and a preparation method thereof. Air clay is prepared from the components of: silicon dioxide, calcined shell powder, polyethylene glycol, polyvinyl alcohol, foam powder k12, glycerol and propylene glycol. The preparation method comprises the following steps of: (1) adding the silicon dioxide which is used as a main body, the calcined shell powder which is used as a molecular structure connecting carrier, and the polyethylene glycol, the polyvinyl alcohol and the foam powder k12 which are used as reaction elements into a heatable reaction kettle; (2) stirring when the reaction kettle rotates at a constant speed of 25rpm; (3) raising the temperature to ensure that the reaction elements fully react with the silicon dioxide and the calcined shell powder to achieve an effect of shaping micro-particles; (4) after the temperature is up to 120 DEG C, stopping heating and continuously mixing; (5) adding a propylene glycol solution with the concentration being about 70 percent, stirring, mixing, and adjusting the rotating speed of the reaction kettle to be 20 rpm; (6) lowering the temperature, adding the glycerol, and adjusting the rotating speed of the reaction kettle to be 40rpm; (7) rotating for 10 minutes to obtain the air sand. The method has the characteristics of reasonable technological process and high product yield.
Description
Technical field
The invention belongs to Material Field, be specifically related to a kind ofly self have the air sand of restraining and sterilizing bacteria function with its preparation method.
Background technology
Children like playing sand, and the time of having forgotten that at every turn all can play in sand ground, some kindergartens that have have also prepared the place of sand specially for child, and child likes playing sand and meets their cognitive levels.And, play the raising that sand helps to strengthen child's perception, help to develop child's imagination, also help to help child's fine movement development, the composition that sand is the most general is silicon-dioxide, be generally quartzy form, because of its stable chemical nature and quality hard, proportion is high, the objectionable impuritiess such as easy breed bacteria, single molecular structure so that its plasticity-and security can't ensure, at present the most high-grade in the world is that Korea S's air is husky, can utilize various moulding moulds freely to create, the design works of also can giving the rein to imagination, reuse, nontoxic, free posing, but there is equally certain defective, for example, it is mobile and loose that Korea S's air sand has lost sand, tramples rear formation knot tying, it just look like the common river sand rear heavy knot that absorbs water, with the sand after the moving knot tying of the very difficult shovel of children's strength, cost causes selling at exorbitant prices, and average family purchasing power is restricted.
Summary of the invention
Technical problem to be solved by this invention is: the characteristic that has kept sand has thoroughly changed again the sand molecular structure, so that the original characteristics of the existing sand of product, have again soft, light specific gravity, do not add that water just can reach the moulding effect of sand carving, self-restraining and sterilizing bacteria composition safety performance is superior, meet father and mother's making excessive demands toy safety, can effectively utilize the husky instrument of various objects for appreciation to operate, the characteristic of true perception sand.
The invention provides a kind of air sand, its feature is being, made by silicon-dioxide, calcined shell powder, polyoxyethylene glycol, polyvinyl alcohol, sparklet k12, glycerine, 7 kinds of components of propylene glycol, the mass content of described each component is respectively silicon-dioxide: 60 ~ 70%, calcined shell powder: 15 ~ 20%, polyoxyethylene glycol: 5 ~ 8%, polyvinyl alcohol: 1.5 ~ 2.5%, sparklet k12:2.5 ~ 3.5%, glycerine: 3 ~ 5%, propylene glycol: 7 ~ 9%, and each component sum of air sand is 100%.
For the top mass content of mentioning, further choosing preference is: the air sand is made by the component of following mass content: silicon-dioxide 70%, calcined shell powder 10%, polyoxyethylene glycol 2%, polyvinyl alcohol 2.5%, sparklet 2.5%, glycerine 5%, propylene glycol 8%, each component sum of air clay is 100%.
Air sand provided by the invention, its characteristic is: solve product appearance and common sand consistence, moulding function is better than sand, knot tying is not subjected to can finalize the design behind the External Force Acting, and is tack-free, self have the restraining and sterilizing bacteria function, it is fast to meet water decomposition speed, and mobile and humidity are that 15% beach sand is the same.
Another object of the present invention provides the preparation method of air sand, and the method has the advantages that technological process is reasonable, product yield is high.
The present invention also provides a kind of preparation method of air sand
,The method comprises the steps: that (1) utilizes silicon-dioxide to be main body, and the calcined shell powder is the molecular structure connection carrier, and polyoxyethylene glycol, polyvinyl alcohol, sparklet K12 are reactive element, join together in the reactor that can heat up; (2) reactor stirring at the uniform velocity down rotating speed 25/ minute; (3) intensification is fully reacted its reactive element and silicon-dioxide and calcined shell powder, plays the particulate fixed effect; (4) reach 120 the degree after, close heating and continuous mixing; (5) add the propylene glycol solution of 70% left and right sides concentration, mix, reactor adjustment of rotational speed to 20 rev/min; (6) reduce temperature and add glycerine, reactor adjustment of rotational speed to 40 rev/min; (7) continuing 10 minutes products finishes.
The method has the advantages that technological process is reasonable, product yield is high.
Specific implementation method
The invention provides a kind of air sand, made by silicon-dioxide, calcined shell powder, polyoxyethylene glycol, polyvinyl alcohol, sparklet k12, glycerine, 7 kinds of components of propylene glycol, the mass content of described each component is respectively silicon-dioxide: 70%, calcined shell powder: 10%, polyoxyethylene glycol: 5 ~ 8%, polyvinyl alcohol: 1.5 ~ 2.5%, sparklet k12:2.5 ~ 3.5%, glycerine: 3 ~ 5%, sorbyl alcohol: 7 ~ 9%, and each component sum of air sand is 100%.
For the superiority of each component, following content is further explained:
One, silicon-dioxide claims again silica, chemical formula SiO
2Occurring in nature has two kinds of crystalline silica and soft silicas.Crystalline silica is different because of crystalline structure, is divided into three kinds of quartz, tridymite and cristobalites.Pure quartz is clear crystal, and the quartz of large and transparent prism-shaped is quartzy.If contain the crystal of trace impurity with different colours, amethyst, yellow quartz, smoky quartz etc. arranged.Common sand is tiny quartz crystal, and yellow ground (more iron contamination) and white sand (impurity is few, purer) are arranged.In the silica crystals, 4 valence electrons and 4 Sauerstoffatoms of Siliciumatom form 4 covalent linkage, and Siliciumatom is positioned at the center of positive tetrahedron, and 4 Sauerstoffatoms are positioned on 4 drift angles of positive tetrahedron, and whole crystal is a huge molecule, SiO
2Being that the simplest formula that expression forms does not represent single silicon dioxide molecules, only is the ratio of the atom number of silicon and oxygen in the expression silica crystals.SiO
2The bond energy of middle Si-O key is very high, fusing point, boiling point higher (1723 ℃ of fusing points, 2230 ℃ of boiling points).The diatomite that nature exists is soft silica, is the low remains that wait the waterplant diatom, is white solid or Powdered, porous, light weight, soft solid, and adsorptivity is strong;
Two. oyster shell whiting has the functions such as absorption, the effect of decomposing (formaldehyde, benzene, TVOC, ammonia) and adjusting air humidity, eliminates odor function, antibiotic, bacteriostatic action, the oyster shell whiting film of firing has extremely strong antibiotic and germicidal action to intestinal bacteria, in addition Salmonellas, yellow glucose fungus is also had remarkable effect.Not only have high performance germ resistance, and have " aquatic respiration " function of anticorrosion, as to prevent flat lice function, antistatic performance, adjusting air humidity uniqueness.
Three, polyoxyethylene glycol (PEG) product can be used for medicament.The polyoxyethylene glycol that relative molecular weight is lower can be used as solvent, solubility promoter, o/w type emulsifying agent and stablizer, be used for making the outstanding agent of cement, emulsion, injection etc., also as water-soluble ointment base and suppository base, the viscosity that the wax-like polyoxyethylene glycol of the solid that relative molecular weight is high is usually used in increasing low-molecular-weight liquid PEG with become solidity, and repay other drug outward; For not diffluent medicine in the water, this product can be made the carrier of solid dispersion, disperse purpose to reach solid, PEG4000, PEG6000 are good coating materials, hydrophilic polishing material, film material and capsule material, softening agent, lubricant and Basic compose are for the preparation of tablet, pill, capsule, microcapsule etc.
Four, this product of PVAC polyvinylalcohol is a kind of anion surfactant, white or faint yellow (grain) shape solid.The Typical Representative that belongs to the sulfuric acid ester tensio-active agent, nontoxic, be slightly soluble in alcohol, be insoluble to chloroform, ether, soluble in water, good with the multiple compatibleness of negatively charged ion, nonionic, have good emulsifying, whipability, foaming, infiltration, decontamination and dispersing property, bubble is abundant, stable lasting, biological degradation is fast.Insensitive to alkali and hard water, long-term heating should not be above 95 ℃.Utilizing its foaminess, can improve its stimulation degree by adding other additive, is that degreasing power reduces, and the washing good hand touch is the main component of liquid detergent.
Five, sparklet k12 is widely used in toothpaste, soap, shampoo, washing powder, bubble bath lotion, hand cleaner and the makeup as whipping agent.Industry and other industry can be used as the washing composition, metal ore dressing flotation agent, electroplating additive, rubber pange agent, mortar king whipping agent, mixed earth air entrapment agent, pesticide wettable processing, water-latex type tackiness agent, coating lubricant of emulsifying agent, fire-fighting medium whipping agent, textile auxiliary agent, Wool detergent, silk hairs elaboration fabric etc.
Six. the chemistry of glycerine is called the glycerine glycerol, and is pleasantly sweet, is the water white transparency viscous liquid, and good water-absorbent is arranged, and is commonly used to do the interpolation raw material of makeup.Glycerine is the most general wetting Agent for Printing Inks, and price is also very cheap, and nearly all skin care products has its existence.Glycerine can be drawn airborne moisture content to skin moisture-keeping, also the moisture content in the skin can be pinned, and does not allow it run off.
Seven. propylene glycol is the stable water-absorbent liquid of colourless thickness, and almost tasteless odorless is inflammable, low toxicity.With water, ethanol and multiple immiscible organic solvent.187.3 ℃ of boiling points.Fusing point-60 ℃.Relative density 1.0381 (20/20 ℃).Refractive index n D (20 ℃) 1.4326.Surface tension (20 ℃) 38mN/m.Viscosity (20 ℃) 60.5mPas.Specific heat capacity (20 ℃) 2.49kJ/ (kg ℃).Vaporization heat (101.3kPa) 711kJ/kg.The combustion heat (25 ℃) 1824.0kJ/mol.99 ℃ of flash-points (opening cup).415.5 ℃ of spontaneous ignition temperatures.352 ℃ of critical temperatures.Emergent pressure 6.1MPa.The end-use propylene glycol can be used as the raw material of unsaturated polyester resin, the raw material of tensio-active agent, emulsifying agent and emulsion splitter.Can be used as mould inhibitor, sanitas, frostproofer and tobacco humectant.
According to the characteristic of each above-mentioned component, the present invention draws each ratio of component by experiment, the right constituent mass content ratio that further specifies in the practical application, by for example lower:
Embodiment 1
A kind of air sand
,Made by silicon-dioxide, calcined shell powder, polyoxyethylene glycol, polyvinyl alcohol, sparklet k12, glycerine, 7 kinds of components of sorbyl alcohol, the mass content of each component is respectively silicon-dioxide: 60%, calcined shell powder: 15%, polyoxyethylene glycol: 5 ~ 8%, polyvinyl alcohol: 1.5 ~ 2.5%, sparklet k12:2.5 ~ 3.5%, glycerine: 3 ~ 5%, propylene glycol: 7 ~ 9%, each component sum of air sand is 100%, because polyoxyethylene glycol, polyvinyl alcohol, sparklet k12, glycerine and sorbyl alcohol are as additive, then its numerical value is got in the scope and is got final product.
Embodiment 2
A kind of air sand
,Made by silicon-dioxide, calcined shell powder, polyoxyethylene glycol, polyvinyl alcohol, sparklet k12, glycerine, 7 kinds of components of propylene glycol, the mass content of each component is respectively silicon-dioxide: 66%, calcined shell powder: 15%, polyoxyethylene glycol: 5 ~ 8%, polyvinyl alcohol: 1.5 ~ 2.5%, sparklet k12:2.5 ~ 3.5%, glycerine: 3 ~ 5%, propylene glycol: 7 ~ 9%, each component sum of air sand is 100%, because polyoxyethylene glycol, polyvinyl alcohol, sparklet k12, glycerine and sorbyl alcohol are as additive, then its numerical value is got in the scope and is got final product.
Embodiment 3
A kind of air sand
,Made by silicon-dioxide, calcined shell powder, polyoxyethylene glycol, polyvinyl alcohol, sparklet k12, glycerine, 7 kinds of components of propylene glycol, the mass content of each component is respectively silicon-dioxide: 60%, calcined shell powder: 20%, polyoxyethylene glycol: 5 ~ 8%, polyvinyl alcohol: 1.5 ~ 2.5%, sparklet k12:2.5 ~ 3.5%, glycerine: 3 ~ 5%, propylene glycol: 7 ~ 9%, each component sum of air sand is 100%, because polyoxyethylene glycol, polyvinyl alcohol, sparklet k12, glycerine and sorbyl alcohol are as additive, then its numerical value is got in the scope and is got final product.
With reference to flexibility, feel and the flowing property of the finished product, drawn best numerical value sampling in original span:
Embodiment 4
A kind of air sand
,Made by silicon-dioxide, calcined shell powder, polyoxyethylene glycol, polyvinyl alcohol, sparklet k12, glycerine, 7 kinds of components of propylene glycol, the mass content of each component is respectively silicon-dioxide: 66%, calcined shell powder: 15%, polyoxyethylene glycol: 5 ~ 8%, polyvinyl alcohol: 1.5 ~ 2.5%, sparklet k12:2.5 ~ 3.5%, glycerine: 3 ~ 5%, propylene glycol: 7 ~ 9%, each component sum of air sand is 100%, because polyoxyethylene glycol, polyvinyl alcohol, sparklet k12, glycerine and sorbyl alcohol are as additive, then its numerical value is got in the scope and is got final product.
If the numerical value for the additive among the embodiment 4 needs further to limit, can adopt following numerical value:
Embodiment 5
A kind of air sand
,Made by silicon-dioxide, calcined shell powder, polyoxyethylene glycol, polyvinyl alcohol, sparklet k12, glycerine, 7 kinds of components of propylene glycol, the mass content of each component is respectively silicon-dioxide: 66%, calcined shell powder: 15%, polyoxyethylene glycol: 5 ~ 8%, polyvinyl alcohol: 1.5 ~ 2.5%, sparklet k12:2.5 ~ 3.5%, glycerine: 3 ~ 5%, propylene glycol: 7 ~ 9%, and each component sum of air sand is 100%.
Air sand provided by the invention, its characteristic is: the characteristic that has kept sand has thoroughly changed again the sand molecular structure, so that the original characteristics of the existing sand of product, have again soft, light specific gravity, do not add that water just can reach the moulding effect of sand carving, self-restraining and sterilizing bacteria composition safety performance is superior, meet father and mother's making excessive demands toy safety, can effectively utilize the husky instrument of various objects for appreciation to operate, the characteristic of true perception sand.
The present invention also provides a kind of preparation method of air sand
,The method comprises the steps: that (1) utilizes silicon-dioxide to be main body, and the calcined shell powder is the molecular structure connection carrier, and polyoxyethylene glycol, polyvinyl alcohol, sparklet K12 are reactive element, join together in the reactor that can heat up; (2) reactor stirring at the uniform velocity down rotating speed 25/ minute; (3) intensification is fully reacted its reactive element and silicon-dioxide and calcined shell powder, plays the particulate fixed effect; (4) reach 120 the degree after, close heating and continuous mixing; (5) add the Sorbitol Solution USP of 70% left and right sides concentration, mix, reactor adjustment of rotational speed to 25 rev/min; (6) reduce temperature and add glycerine, reactor adjustment of rotational speed to 40 rev/min; (7) continuing 10 minutes products finishes.
This preparation process has fully been decomposed the chemical action of reactive element, utilizes chemical temperatures control and physical motion rotating speed to reach stable material structure, has reached the expectation purpose.
The relative prior art of product of the present invention:
Comparative: solve product appearance and common sand consistence, moulding function is better than air sand, knot tying not, be subjected to finalize the design behind the External Force Acting, tack-free, self have the restraining and sterilizing bacteria function, chance water decomposition speed is fast, mobile and humidity are the same at 15% beach sand, are the popular products of environmental protection of real meaning.
Security: adopt the material compatibility of occurring in nature ecosystem synthetic fully; children's torso is injured composition without any stimulation; particularly select the skin care elements such as the general glycerine of makeup, Bei Fen; after the contact skin is played protection and moisten effect, also can not cause consequence even children eat and fall into eyes because of carelessness by mistake.
The feature of environmental protection: this product all material is all taken from nature, and molecular structure disperses, as long as heavy rain just is dissolved in nature fully, unharmful substance was residual after child played and abandons, and is destructive without any pollution to the soil.
Product detects: this product has been passed through toy for children inspection center, Shanghai safety performance and has been detected, and EN71 detects, and SGS detects, and bacteriostasis property detects, and indices all is better than national standard.
Claims (3)
1. air sand, its feature is being, made by silicon-dioxide, calcined shell powder, polyoxyethylene glycol, polyvinyl alcohol, sparklet k12, glycerine, 7 kinds of components of propylene glycol, the mass content of described each component is respectively silicon-dioxide: 60 ~ 70%, calcined shell powder: 15 ~ 20%, polyoxyethylene glycol: 5 ~ 8%, polyvinyl alcohol: 1.5 ~ 2.5%, sparklet k12:2.5 ~ 3.5%, glycerine: 3 ~ 5%, propylene glycol: 7 ~ 9%, and each component sum of air sand is 100%.
2. a kind of air sand according to claim 1, it is characterized in that: described air clay is made by the component of following mass content: silicon-dioxide 70%, calcined shell powder 10%, polyoxyethylene glycol 2%, polyvinyl alcohol 2.5%, sparklet 2.5%, glycerine 5%, propylene glycol 8%, each component sum of air clay is 100%.
3. the preparation method of an air sand claimed in claim 1, it is characterized in that: the method comprises the steps:
(1) utilize silicon-dioxide to be main body, the calcined shell powder is the molecular structure connection carrier, and polyoxyethylene glycol, polyvinyl alcohol, sparklet K12 are reactive element, joins together in the reactor that can heat up; (2) reactor stirring at the uniform velocity down rotating speed 15/ minute; (3) intensification is fully reacted its reactive element and silicon-dioxide and calcined shell powder, plays the particulate fixed effect; (4) reach 120 the degree after, close heating and continuous mixing; (5) add the propylene glycol solution of 70% left and right sides concentration, mix, reactor adjustment of rotational speed to 25 rev/min; (6) reduce temperature and add glycerine, reactor adjustment of rotational speed to 40 rev/min; (7) continuing 10 minutes products finishes; (8) after work in-process took the dish out of the pot, temperature must drop to envrionment temperature, then entered the high speed reactor and mixed to stir and pour out after expanding 10 minutes, finished all process steps.
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| CN201210507438.XA CN103011895B (en) | 2012-12-03 | 2012-12-03 | Air sand and preparation method thereof |
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| CN201210507438.XA CN103011895B (en) | 2012-12-03 | 2012-12-03 | Air sand and preparation method thereof |
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| CN103011895A true CN103011895A (en) | 2013-04-03 |
| CN103011895B CN103011895B (en) | 2014-07-09 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103771770A (en) * | 2013-12-01 | 2014-05-07 | 肖霄 | Shaping sand |
| WO2016011593A1 (en) * | 2014-07-22 | 2016-01-28 | 陈信雄 | Toy simulation sand and preparation method therefor |
| WO2016011595A1 (en) * | 2014-07-22 | 2016-01-28 | 陈信雄 | Toy sand for children and preparation method therefor |
| CN106007476A (en) * | 2016-05-19 | 2016-10-12 | 衢州贝蒙文教用品制造有限公司 | Antibacterial air-breathable sand composition and preparation method thereof |
| CN106861196A (en) * | 2017-04-01 | 2017-06-20 | 青岛乐谷休闲游乐设备有限公司 | A kind of husky preparation method of recreation ground shell |
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| CN101215185A (en) * | 2007-12-27 | 2008-07-09 | 佛山石湾鹰牌陶瓷有限公司 | Method for producing ceramic brick decorated with aperture |
| CN102101792A (en) * | 2009-12-18 | 2011-06-22 | 黄家洞 | Production process of light foam ceramic bricks |
| CN102656618A (en) * | 2010-08-19 | 2012-09-05 | 马卡砂株式会社 | Non-hardening clay composite and method for manufacturing same |
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Patent Citations (3)
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| CN101215185A (en) * | 2007-12-27 | 2008-07-09 | 佛山石湾鹰牌陶瓷有限公司 | Method for producing ceramic brick decorated with aperture |
| CN102101792A (en) * | 2009-12-18 | 2011-06-22 | 黄家洞 | Production process of light foam ceramic bricks |
| CN102656618A (en) * | 2010-08-19 | 2012-09-05 | 马卡砂株式会社 | Non-hardening clay composite and method for manufacturing same |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103771770A (en) * | 2013-12-01 | 2014-05-07 | 肖霄 | Shaping sand |
| CN103771770B (en) * | 2013-12-01 | 2016-09-07 | 肖霄 | A kind of moulding sand |
| WO2016011593A1 (en) * | 2014-07-22 | 2016-01-28 | 陈信雄 | Toy simulation sand and preparation method therefor |
| WO2016011595A1 (en) * | 2014-07-22 | 2016-01-28 | 陈信雄 | Toy sand for children and preparation method therefor |
| CN106007476A (en) * | 2016-05-19 | 2016-10-12 | 衢州贝蒙文教用品制造有限公司 | Antibacterial air-breathable sand composition and preparation method thereof |
| CN106007476B (en) * | 2016-05-19 | 2018-05-15 | 衢州贝蒙文教用品制造有限公司 | antibacterial air sand composition and preparation method thereof |
| CN106861196A (en) * | 2017-04-01 | 2017-06-20 | 青岛乐谷休闲游乐设备有限公司 | A kind of husky preparation method of recreation ground shell |
| CN106861196B (en) * | 2017-04-01 | 2019-04-26 | 青岛乐谷休闲游乐设备有限公司 | A kind of preparation method of recreation ground shell sand |
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| CN103011895B (en) | 2014-07-09 |
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