CN103044825B - Noctilucent clay - Google Patents
Noctilucent clay Download PDFInfo
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- CN103044825B CN103044825B CN201210543628.7A CN201210543628A CN103044825B CN 103044825 B CN103044825 B CN 103044825B CN 201210543628 A CN201210543628 A CN 201210543628A CN 103044825 B CN103044825 B CN 103044825B
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Abstract
The invention discloses a noctilucent clay, comprising by weight: 8.0-20.0% of polyvinyl alcohol, 26.9-80.0% of water, 0.05-0.1% of kathon, 1.0-20.0% of propylene glycol and glycerin, 2.0-15.0% of xanthan gum, 2.0-15.0% of lightweight filler powder, 1.0-8.0% of phosphate, and 5.0-15.0% of noctilucent powder. The noctilucent clay provided by the present invention is easy to mold, non-toxic, lightweight, long-lasting and good in noctilucent effect, is good to make up the market gap of the noctilucent clays, helps to open up the development space for clay, and has a very broad market prospect.
Description
Technical field
The present invention relates to handicraft sculpture, art painting pigment technology field, particularly a kind of easy-formation, nontoxic, ultralight, the clay that can preserve for a long time and have luminous effect.
Background technology
Traditional clay be plasticine generally taking paraffin, rubber, polyvinyl chloride (PVC) paste resin etc. as material of main part, contain a large amount of softening agent, as dibutyl phthalate or dioctyl phthalate (DOP), Vaseline etc. simultaneously.This plasticine temperature difference bad adaptability (firmly pinch motionless winter, and summer, the hot and easy paste of sending out glued hand), main is that its component can cause certain toxicity, contaminate environment is harmful to health.
In order to overcome the problems referred to above, present this plasticine is replaced by flours plasticine substantially, is also " color mud " on market.The main component of color mud is flour and water.The color mud of this class produce and use procedure in, there is the advantages such as nontoxic, pollution-free, good hand touch, but the finished product of making placing after for some time, often because surface-moisture evaporation is shunk, even chap, cannot accomplish permanent preservation.
In order to overcome the shortcoming of color mud, at present, more there is the fashionable market of a kind of lightweight resin clay, it is good that it has plasticity, lightweight, softness, is difficult for be full of cracks, the advantage such as can preserve for a long time, not only as the instrument of tap intellectual resources, even can be used to craft articles.
Above-mentioned lightweight resin clay, is all to adopt polyvinyl alcohol resin (PVA) as adhesive substance now substantially, and hollow microsphere is mixed as main body filler and water.But use merely the PVA of incomplete alcoholysis, easily cause product to be clamminess, catching to touch even can adhere on hand.The product stability of making is poor, and quality is hard, and fast drying.
In patent 02801940.7, adhesive resin uses a certain proportion of PVA+CMC, adds appropriate boric acid, the agent of phosphoric acid salt isogel, can significantly improve use processing property and the processability of clay.Patent 200610075786.9 has proved to only have polyvinyl alcohol and wetting Agent for Printing Inks, jelling agent mating reaction could obtain all light clay compositions of excellence of properties.US Patent No. P5171766,5506280,5364892,6359057 uses PVA as adhesive substance, then coordinates certain jelling agent.
So above patent all adopts PVA resin, coordinate appropriate jelling agent to be cross-linked, reach and reduce PVA viscosity, and increase the object of its flexibility.But the addition of jelling agent is relatively difficult to control, the gelationization degree of PVA is difficult to grasp.Meanwhile, because phosphoric acid salt etc. is that heat is reversible to the gelationization of PVA, so envrionment temperature height is also larger on the impact of jelly grade.
Two parts of patent CN101955622A and CN1017008977A that I take charge of in 2009 successively application also disclose respectively a kind of employing PVA as adhesive substance, coordinate again appropriate jelling agent (phosphoric acid salt) and wetting Agent for Printing Inks, and add the clay composition that a certain amount of light filler powder or foamed ball filler powder are prepared from, itself and conventional clay-phase ratio, all there is good hand touch, non-greasy, be difficult for mouldy, long quality-guarantee period, nontoxic, free from extraneous odour texts, and the clay composition that adopts foamed ball filler powder to be prepared from also possesses easy sculpture shaping, after surface forming, there is good stereoscopic sensation, there is pearlescent effect, can well excite children's curiosity and the effect of imagination.
But above-mentioned existing clay does not all possess luminous effect, cannot be luminous in dark surrounds, color dullness, does not have special color effects, has affected to a great extent its ease of use and range of application, has limited its space further developing.
Summary of the invention
In order to make up above-mentioned the deficiencies in the prior art, technical problem to be solved by this invention is to provide a kind of easy-formation, nontoxic, ultralight, the clay that can preserve for a long time and have luminous effect.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is:
A kind of noctilucence clay, is characterized in that, comprises the component of following mass percent:
Polyvinyl alcohol 8.0 ~ 20.0%,
Water 26.9 ~ 80.0%,
Kathon CG 0.05 ~ 0.1%,
Propylene glycol, glycerol 1.0 ~ 20.0%,
Xanthan gum 2.0 ~ 15.0%,
Light filler powder 2.0 ~ 15.0%,
Phosphoric acid salt 1.0 ~ 8.0%,
Luminescent powder 5.0 ~ 15.0%.
Wherein, described light filler powder is any one or the two or more mixture in white carbon black, light calcium carbonate, diatomite, talcum powder, microballoon.
Wherein, the particle diameter of described light filler powder is 2 ~ 100 μ m.
Wherein, described phosphoric acid salt is tripoly phosphate sodium STPP or Sodium phosphate dibasic.
Wherein, the long-acting noctilucent powder that described luminescent powder is water-based.
Wherein, also comprise the fluorescence toner of 0.2wt% ~ 1.5wt%.
The present invention finds through research, although adding of luminescent powder can make clay possess luminous effect, brings adverse influence also can to processability or the stability of clay simultaneously.For the clay of different ingredients, the formability that even can cause clay when being added with of luminescent powder significantly reduces and is difficult to kneading model moulding or stability significantly reduces and be difficult for preserving, and cannot meet the performance requriements of clay.Especially (described cooperation system is made up of adhesive substance, wetting Agent for Printing Inks and jelling agent to coordinate system for difference, different cooperation systems had both comprised the selection difference of the respective components in cooperation system, also comprise the proportioning difference of the each component in cooperation system) clay, luminescent powder is larger to the influence degree difference of product performance.In order to reduce as far as possible the disadvantageous effect of luminescent powder to Property of Clay, obtain luminous effect good, the clay that is easy to moulding and can preserves for a long time, the present invention further studies discovery, adopt by polyvinyl alcohol (adhesive substance), the clay of the cooperation system that phosphoric acid salt (jelling agent) and propylene glycol and glycerol (wetting Agent for Printing Inks) form, and the quality proportioning of the each component in this cooperation system is controlled to polyvinyl alcohol: phosphoric acid salt: (propylene glycol+glycerol)=8.0 ~ 20.0: 1.0 ~ 8.0: in 1.0 ~ 20.0 scopes, easily make the noctilucence clay that meets above-mentioned performance requriements, the interpolation of luminescent powder is less to the disadvantageous effect of Property of Clay, and the addition of luminescent powder can be selected in wider scope (accounting for 5.0 ~ 15.0wt% of clay total amount), without accurately controlling, thereby be conducive to reduce production difficulty, realize the large-scale industrial production of noctilucence clay, improve the economic benefit of enterprise.Obtain in research on the basis of above-mentioned best fit system and luminescent powder addition, the present invention is further equipped with other appropriate components (water 26.9 ~ 80.0wt%, Kathon CG 0.05 ~ 0.1wt%, xanthan gum 2.0 ~ 15.0wt%, light filler powder 2.0 ~ 15.0wt%), make easy-formation, nontoxic, ultralight, the clay that can preserve for a long time and have luminous effect, make up well the market vacancy of noctilucence clay, open up the development space of clay, there is boundless market application foreground.
Embodiment
By describing technology contents of the present invention, structural attitude in detail, being realized object and effect, be explained in detail below in conjunction with embodiment.
Kathon CG of the present invention and xanthan gum are currently available products, and product information is taken passages as follows:
Chloro-2 isothiazoline-3, methyl-4 ketone of the chemical name of Kathon CG of the present invention: 5-and MIT (isothiazolinone Isothiazolinones); Trade name: Kathon CG, KF88; English name: Kathon CAS No.26172-55-4,2682-20-4; Molecular formula: C4H4ClNOS+C4H5NOS; Molecular weight: 149.56+115.06; Quality standard: Q/SH006-1998.
The physical and chemical performance of this kind of Kathon CG is: this product is the aqueous solution of said mixture, and outward appearance is light amber transparent liquid, smell gentleness, relative density (20/4) 1.19 viscosity (23) 5.0mpa.s, zero pour-18 ~ 21.5, pH3.5 ~ 5.0, it is soluble in water, low-carbon alcohol and ethylene glycol.The best pH value 4 ~ 8 that uses, stability decreases when pH>8, stores under room temperature 1 year, within 50 o'clock, store half a year, active decline seldom, high temperature storage is active to decline, it can with the emulsifying agent of negatively charged ion, positively charged ion, nonionic and various ionics, protein compatibility.
Xanthan gum of the present invention, claims again yellow glue, xanthan gum, is a kind of natural polysaccharide and important biopolymer,, is produced through aerobic fermentation biotechnology taking carbohydrate as main raw material by cabbage black rot xanthomonas campestris; Molecular formula: (C35H49029) n; No. CAS: 11138-66-26; Outward appearance: pale or light beige powder.The extraction making method of this kind of xanthan gum can be with reference to Chinese invention patent publication number " CN1394878 ", and open day " 2003.02.05 ", denomination of invention is " engineering method of xanthan gum separation and Extraction " disclosed associated viscera.
Light filler powder of the present invention is: any one in white carbon black, light calcium carbonate, diatomite, talcum powder, microballoon or two or more mixtures; Preferably, adopt white carbon black or the composition of white carbon black and other fillers.Filler of the present invention can also adopt the conventional light filler in this area, only otherwise goal of the invention of the present invention is produced to restriction.
In the prior art, in order to reach the effect of lightweight, conventionally adopt microballoon filler (comprising hollow microsphere).Contriver finds, replaces wholly or in part expensive hollow microsphere with white carbon black, can reduce largely the cost of clay.Wherein white carbon black has the premium propertiess such as high pore volume, density are low, good dispersity.In addition, the particle diameter of filler of the present invention can adopt the magnitude range of the particle diameter of traditional light filler.Particle diameter is too large, and product is coarse, and has granular sensation; Particle diameter is too little, makes product moist, but gains in weight, and the density of product is increased.The particle diameter of light filler of the present invention is preferably within the scope of 2 ~ 100 μ m.
Jelling agent of the present invention is phosphoric acid salt, preferably adopts tripoly phosphate sodium STPP or Sodium phosphate dibasic, to meet better the requirement of safety and environmental protection.
Luminescent powder of the present invention can be one or more mixture of existing luminescent powder, can also need to select suitable luminescent powder according to the color of product, had better not select and be with active luminescent powder, to meet the social demand of health environment-friendly.The long-acting noctilucent powder that preferably adopts water-based, its fugitive luminescent powder than routine has two large advantages: 1, luminescent powder effect is more permanent, fluorescent lifetime is longer; 2, environmental protection more, security are higher.
The present invention can also add a small amount of carbomer, to ensure that luminescent powder does not precipitate, makes the noctilucence clay making possess better stability.
The present invention can also add a small amount of fluorescence toner, is preferably 0.2wt% ~ 1.5wt%, to prepare the product with different noctilucence colors.
Embodiments of the invention and comparative example refer to shown in following table 1:
Table 1
Can be learnt by table 1:
(1) by the performance measurement result of embodiment 1 ~ 5, illustrate and adopt by polyvinyl alcohol (adhesive substance), the clay of the cooperation system that phosphoric acid salt (jelling agent) and propylene glycol and glycerol (wetting Agent for Printing Inks) form, and the quality proportioning of the each component in this cooperation system is controlled to polyvinyl alcohol: phosphoric acid salt: in the scope of (propylene glycol+glycerol)=8.0 ~ 20.0:1.0 ~ 8.0:1.0 ~ 20.0, easily make luminous effect good, the noctilucence clay that is easy to moulding and can preserves for a long time, the addition of luminescent powder can be selected in wider scope (accounting for 5.0 ~ 15.0wt% of clay total amount), disadvantageous effect to Property of Clay is less,
(2) contrast with comparative example 2 by comparative example 1, has proved that adding luminescent powder can affect formability and the stability of clay;
(3) contrast with embodiment 2 by embodiment 1, illustrates under identical cooperation system, other component differences, and luminescent powder is not obvious to the influence degree difference of product performance;
(4) contrast with embodiment 1 by comparative example 2, illustrates that luminescent powder differs greatly to the influence degree of product performance under different cooperation systems.Further, contrast by comparative example 3 ~ 8 with embodiment 1, even if illustrate that the each compositional selecting in cooperation system is identical, but the proportioning difference of each component, luminescent powder is also larger to the influence degree difference of product performance, especially in the time that each component proportion exceeds ratio range of the present invention, luminescent powder is larger to the disadvantageous effect of product performance, and the formability of prepared noctilucence clay or stability can not meet the demands.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes description of the present invention to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (5)
1. a noctilucence clay, is characterized in that, comprises the component of following mass percent:
2. noctilucence clay according to claim 1, is characterized in that: described light filler powder is any one or the two or more mixture in white carbon black, light calcium carbonate, diatomite, talcum powder, microballoon.
3. noctilucence clay according to claim 1, is characterized in that: the particle diameter of described light filler powder is 2-100 μ m.
4. noctilucence clay according to claim 1, is characterized in that: described phosphoric acid salt is tripoly phosphate sodium STPP or Sodium phosphate dibasic.
5. noctilucence clay according to claim 1, is characterized in that: the long-acting noctilucent powder that described luminescent powder is water-based.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210543628.7A CN103044825B (en) | 2012-12-14 | 2012-12-14 | Noctilucent clay |
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| CN201210543628.7A CN103044825B (en) | 2012-12-14 | 2012-12-14 | Noctilucent clay |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103627067B (en) * | 2013-11-29 | 2016-03-02 | 杨雨菡 | Moulding mud and preparation method thereof |
| CN106280158B (en) * | 2016-08-12 | 2018-08-17 | 衢州贝蒙文教用品制造有限公司 | A kind of manufacture craft of imitated cream |
| CN108192249A (en) * | 2018-02-02 | 2018-06-22 | 浙江尚欢工贸有限公司 | It is a kind of for toy-clays of children and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101233844A (en) * | 2008-01-14 | 2008-08-06 | 周加权 | Watersoluble cleaning sterilization gel |
| CN101525459A (en) * | 2008-12-12 | 2009-09-09 | 深圳云之彩美术工艺用品有限公司 | Plasticine with rainbow colors and manufacture method thereof |
| CN101955622A (en) * | 2009-09-29 | 2011-01-26 | 深圳云之彩美术工艺用品有限公司 | Light-weight clay |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101233844A (en) * | 2008-01-14 | 2008-08-06 | 周加权 | Watersoluble cleaning sterilization gel |
| CN101525459A (en) * | 2008-12-12 | 2009-09-09 | 深圳云之彩美术工艺用品有限公司 | Plasticine with rainbow colors and manufacture method thereof |
| CN101955622A (en) * | 2009-09-29 | 2011-01-26 | 深圳云之彩美术工艺用品有限公司 | Light-weight clay |
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Effective date of registration: 20170606 Address after: 517000, Heyuan hi tech Zone, Guangdong hi tech four road south, Hing Industrial Road East Patentee after: Heyuan cloud Industry Co., Ltd. Address before: 518000, Guangdong City, Shenzhen province Baoan District Guanlan Street osmanthus osmanthus Wei Industrial Zone Patentee before: Yunzhicai Craft Art Porducts Co., Ltd., Shenzhen |
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