CN102120911A - Double-component elastic-handfeel paint and preparation method thereof - Google Patents
Double-component elastic-handfeel paint and preparation method thereof Download PDFInfo
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- CN102120911A CN102120911A CN 201110027966 CN201110027966A CN102120911A CN 102120911 A CN102120911 A CN 102120911A CN 201110027966 CN201110027966 CN 201110027966 CN 201110027966 A CN201110027966 A CN 201110027966A CN 102120911 A CN102120911 A CN 102120911A
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Abstract
The invention relates to a double-component elastic-handfeel paint and a preparation method thereof. The double-component elastic-handfeel paint comprises a component A and a component B, wherein the component A comprises the following ingredients in parts by weight: 25-40 parts of elastic resin, 1-5 parts of extinction powder, 1-5 parts of elastic powder, 0.2-0.5 part of drying agent, 0.5-3 parts of assistant and 40-60 mixed solvent; the component B is an aliphatic polyisocyanate curing agent; and the proportion of the component A to the component B is 10:(1-2). The preparation method comprises the following steps: adding resin and part of solvent, and dispersing; adding powder, and dispersing; and adding assistant and the rest of the solvent, and dispersing. The film formed by the double-component elastic-handfeel paint has special handfeel, and can satisfy the requirements of resistance testing for high-grade products in the aspects of alcohol resistance, wear resistance and environmental control.
Description
Technical field
The present invention relates to coating and preparation technology, specifically a kind of solvent based coating and preparation method with elastic handfeel effect.
Background technology
Along with the people's growth in the living standard, more and more higher to the appearance effect requirement of daily necessities, particularly some are through the position of hand touch commonly used, it no longer is the sort of icy, coarse, the stiff sensation of requirement, but a kind of soft smooth sensation, elastic handfeel paint arises at the historic moment.
The application that is accompanied by this elastic handfeel paint only is the requirement that good hand touch can not satisfy expensive goods more and more widely.Corresponding performance to product: alcohol resistance, anti-RCA, the ring control, the requirement of each side such as salt fog is more and more higher.
Summary of the invention
Purpose of the present invention is exactly in order to overcome above-mentioned deficiency, and a kind of two ingredient elastic handfeel paint and preparation method are provided, and this handfeel paint and preparation method make coating have good hand feeling, and stable performance, have alcohol resistance, and ring control performance is good.
Another object of the present invention is to provide a kind of two ingredient elastic handfeel paint and preparation method, this handfeel paint and preparation method, and it is convenient to manufacture simply, realize, can reduce production costs effectively.
For achieving the above object, the technical scheme that the present invention solves its technical problem employing is: a kind of two ingredient elastic handfeel paint, it is characterized in that this handfeel paint is mixed and made into by A component and B component, wherein, the weight ratio of A component is as follows: elastic resin 25-40 part, flatting silica 1-5 part, elasticity powder 1-5 part, break and do agent 0.2-0.5 part, auxiliary agent 0.5-3 part, mixed solvent 40-60 part; The B component is aliphatic polyisocyanate curing agent; The proportioning of A and B component is 10:1 ~ 2 according to weight ratio.(hydroxy radical content and polymeric polyisocyanate mol ratio 1:1 reaction film forming in theory) (above proportioning is all calculated according to weight proportion)
Described elastic resin is hydroxyl straight chain vibrin (hydroxy radical content 1.6-1.8%), one or both combinations with hydroxyl modification branched polyesters resin (hydroxy radical content 1.6-1.8%), described elastic resin high resilience, have special exquisiteness, soft feel, good alcohol resistance, wear resistance.
Described mixed solvent is a ketone, ester class, a kind of or any two kinds or any three kinds combination of aromatic hydrocarbons.
What described elasticity powder was selected for use is a kind of powder of polyurethane-type, can produce fine and smooth, soft more feel in elastomeric paint, and what flatting silica was selected for use is aerosil.
Described siccative is dibutyl tin dilaurate (DBTDL) type, selection of auxiliary be silicane.
The preparation method of a kind of pair of component handfeel paint is characterized in that: this method comprises the steps:
(1) elastic resin and the partly input and dispersion of solvent: mixed solvent and the elastic resin of 80-90% are mixed, and are to disperse under 300 ~ 500 rev/mins of conditions at rotating speed, disperse 3-5 to divide and plant, and the stirring rake of oscilaltion simultaneously is with the even unification of guarantee system;
(2) input of powder and dispersion: the mixture that (1) step is obtained drops into flatting silica and elasticity powder, and the input of flatting silica and elasticity powder must be to disperse while feeding intake, and it is 800 ~ 1000 rev/mins that rotating speed is regulated in the end back that feeds intake, and disperses 20-30 minute;
(3) input of auxiliary agent and residual solvent and dispersion: regulating rotating speed is that 300-500 changes, and with the residue mixed solvent with break dried agent, auxiliary agent mixing and put in the mixture that (2) step obtains, disperses 5-10 minute, makes the A component;
(4) above-mentioned A component and B component are mixed, make two component handfeel paints, the B component is aliphatic polyisocyanate curing agent.
In the described step (2), dispersion state is that slurry is the centre that swirl shape also can just be seen paddle, and paddle should probably not regulated paddle rim vdocity to 5～6 meter per seconds in the positive centre of container.
A component and B component are pressed 10:1-2 and are mixed, and are furnished with and suitably open profit, are adjusted to optimum spray viscosity 10-13S; Spraying air pressure is controlled at 3-4kg.f; Condition of cure 60-80 ℃/30-40 minute (surface drying); After needing surface drying as need tests, normal temperature was placed 72 hours down, or 60-80 ℃ of forced drying 8 hours.
Advantage of the present invention is to have adopted one or more collocation of two kinds of dissimilar resins to use, by allocating suitable mixed solvent, make resin have good intermiscibility, when making paint film have thick sense of meat and smooth sense, gather around with excellent alcohol resistance performances such as wear resistance and ring control.
Embodiment
Below in conjunction with embodiment the present invention is further described, but should understand these embodiment limits the scope of the invention, under the situation of the spirit and scope of inventing, those skilled in the art can make changes and improvements so that it is fit to different service conditions, condition and embodiment to the present invention.
The two ingredient elastic handfeel paint that the present invention realized, comprise A component and B component, wherein the A component is an elastic handfeel paint, the B component is aliphatic polyisocyanate curing agent, the A component adopt hydroxyl straight chain vibrin and the hydroxyl modified polyester resin that a little side chain arranged one or more be main component, regulating the mute degree of light with flatting silica and elasticity powder, is auxiliary material to break dried agent and auxiliary agent, regulates the blending and the viscosity of resin with mixed solvent and makes.The weight proportion of A component is as follows: elastic resin 25-40 part; Flatting silica 1-5 part; Elasticity powder 1-5 part; Break and do agent 0.2-0.5 part; Auxiliary agent 0.5-3 part; Mixed solvent 40-60 part.The B component is aliphatic polyisocyanate curing agent.The proportioning of A and B component is 10:1 ~ 2.
Wherein, elastic resin is one or both combinations of hydroxyl straight chain vibrin (hydroxy radical content 1.6-1.8%) and hydroxyl modification branched polyesters resin (hydroxy radical content 1.6-1.8%), and preliminary election takes into account the feel of paint film, sticking power, anti-alcohol, anti-RCA, the product of rerum naturas such as ring control.
Wherein, the physical and chemical index of elastic resin is: viscosity (Jia Shi, 25 ℃): Z
5-Z
6Acid number (solid meter):＜5mgKOH/g; OH%(solid meter): 1.6-1.8
The selection of mixed solvent also is an importance of different ingredients, solvent has matched, resin just can have good intermiscibility, the levelling that paint film just has, finally just having a good paint film appearance. preliminary election will take into account the solubility parameter of solvent, solvency power, the product of aspects such as the evaporation rate of solvent.Mixed solvent is to be selected from ester class, ketone, one or more of aromatic hydrocarbons.
What the elasticity powder was selected for use is a kind of powder of polyurethane-type, and microtexture is a spherical shape, and median size is about 7um; What flatting silica was selected for use is a kind of aerosil, and median size is about 3um.
Siccative is dibutyl tin dilaurate (DBTDL) type, selection of auxiliary be silicane.
The preparation method of two component handfeel paints that the present invention realizes, the preparation of A component comprises that step is as follows:
(1) input and dispersion of elastic resin and part solvent: the 80-90% and the elastic resin that drop into mixed solvent mix, and regulating rotating speed is 300 ~ 500 rev/mins, disperse 3-5 to divide and plant.
(2) input of powder and dispersion: the input of flatting silica and elasticity powder must be to disperse while feeding intake, (1) mixture that obtains is dropped into flatting silica and elasticity powder, the end back adjusting rotating speed that feeds intake is 800 ~ 1000 rev/mins, disperseed 20-30 minute, avoid dispersion temperature to surpass 50 ℃, for reaching the ideal dispersion results, should make liquid in containers keep suitable swirl shape, correct dispersion state is that slurry is the centre that swirl shape also can just be seen paddle, and paddle should probably not regulated paddle rim vdocity to 5～6 meter per seconds in the positive centre of container.
(3) input of auxiliary agent and residual solvent and dispersion: regulating rotating speed is that 300-500 changes, and with the powder of residual solvent flush away barrel rim, adds respectively to break and does agent and auxiliary agent disperseed 5-10 minute, and the even unification of oar with guarantee system stirred in oscilaltion simultaneously, obtains the A component.
A component and B component are pressed 10:1-2 and are mixed, and are furnished with and suitably open profit, are adjusted to optimum spray viscosity 10-13S; Spraying air pressure is controlled at 3-4kg.f; Condition of cure 60-80 ℃/30-40 minute (surface drying); After needing surface drying as need tests, normal temperature was placed 72 hours down, or 60-80 ℃ of forced drying 8 hours.
Embodiment one.
Complete mute light two ingredient elastic handfeel paint and preparation thereof.
The preparation method is according to above-mentioned technology, and wherein selecting materials of A component is 32 parts of elastic resins; 4 parts of flatting silicas; 4 parts in elasticity powder; Break and do 0.3 part of agent; 1 part of auxiliary agent; 58.7 parts of mixed solvents.The B component is aliphatic polyisocyanate curing agent, and the blending ratio of A component and B component is 10:1.
Embodiment two.
Half mute light two ingredient elastic handfeel paint and preparation thereof.
The preparation method is according to above-mentioned technology, and wherein selecting materials of A component is 32 parts of elastic resins; 2 parts of flatting silicas; 5 parts in elasticity powder; Break and do 0.3 part of agent; 1 part of auxiliary agent; 59.7 parts of mixed solvents.The B component is aliphatic polyisocyanate curing agent, and the blending ratio of A component and B component is 10:1.5.
Embodiment three.
Than light two ingredient elastic handfeel paint and preparation thereof.
The preparation method is according to above-mentioned technology, and wherein selecting materials of A component is 35 parts of elastic resins; 2 parts of flatting silicas; 4 parts in elasticity powder; Break and do 0.3 part of agent; 1 part of auxiliary agent; 57.7 parts of mixed solvents.The B component is aliphatic polyisocyanate curing agent.
The product of above-mentioned prescription and B component be in the ratio of 10:2, adds to open profit and transfer to spray viscosity 12S spraying air pressure and be controlled at 3-4kg.f, and the product 60-80 of preparation ℃ of baking is after 30-40 minute, and normal temperature was placed 72 hours down, and the performance index that reach are as follows:
Sticking power test (3M adhesive tape, the test of hundred lattice): 5B.
Alcohol: anti-ethanol is wiped examination: (500g.f)〉400 times (90% alcohol).
Anti-eraser examination: (1.5kg.f):〉100 times.
Anti-RCA: (175g.f)〉150 times.
Ring detection examination: 96 hours no changes of 60 ℃/90RH.
20 ℃ of 72 hours no changes of ﹣.
In an embodiment, all solvents, resin, auxiliary agent all require to the urethane level, and flatting silica and elasticity powder are technical grade.
In sum, the present invention is a kind of elastic handfeel paint that unique hand feeling has premium properties again that has.It is applied to alcohol resistance and anti-wear resistance and encircles shell such as mobile phone and the notebook etc. that detection examination aspect requires all higher expensive goods.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent deformation one-tenth, all drop on the protection domain of requirement of the present invention.
Claims (8)
1. a two ingredient elastic handfeel paint is characterized in that this handfeel paint is mixed and made into by A component and B component, wherein, the weight ratio of A component is as follows: elastic resin 25-40 part, flatting silica 1-5 part, elasticity powder 1-5 part, break and do agent 0.2-0.5 part, auxiliary agent 0.5-3 part, mixed solvent 40-60 part; The B component is aliphatic polyisocyanate curing agent; The proportioning of A and B component is 10:1 ~ 2 according to weight ratio.
2. as claims 1 described two ingredient elastic handfeel paint, it is characterized in that described elastic resin is one or both combination of hydroxyl straight chain vibrin and the hydroxyl modified polyester resin that a little side chain arranged.
3. as claims 1 described two ingredient elastic handfeel paint, it is characterized in that described mixed solvent, is ketone, ester class, aromatic hydrocarbons a kind of or any two kinds, any three kinds combination.
4. as claims 1 described two ingredient elastic handfeel paint, what it is characterized in that described elasticity powder selects for use is a kind of powder of polyurethane-type, and what flatting silica was selected for use is a kind of aerosil.
5. as claims 1 described two ingredient elastic handfeel paint, it is characterized in that describedly breaking that to do agent be dibutyl tin dilaurate (DBTDL) type, selection of auxiliary be silicane.
6. the preparation method of a two ingredient elastic handfeel paint is characterized in that the method comprising the steps of and is:
(1) elastic resin and the partly input and dispersion of solvent: mixed solvent and the elastic resin of 80-90% are mixed, and are to disperse under 300 ~ 500 rev/mins of conditions at rotating speed, disperse 3-5 to divide and plant, and the stirring rake of oscilaltion simultaneously is with the even unification of guarantee system;
(2) input of powder and dispersion: the mixture that (1) step is obtained drops into flatting silica and elasticity powder, and the input of flatting silica and elasticity powder must be to disperse while feeding intake, and it is 800 ~ 1000 rev/mins that rotating speed is regulated in the end back that feeds intake, and disperses 20-30 minute;
(3) input of auxiliary agent and residual solvent and dispersion: regulating rotating speed is that 300-500 changes, and with the residue mixed solvent with break dried agent, auxiliary agent mixing and put in the mixture that (2) step obtains, disperses 5-10 minute, makes the A component;
(4) with above-mentioned A component and B component mixed according to weight ratio 10:1-2, make two component handfeel paints, the B component is aliphatic polyisocyanate curing agent.
7. the preparation method of two ingredient elastic handfeel paint as claimed in claim 6, it is characterized in that in the described step (2), dispersion state is that slurry is the centre that swirl shape also can just be seen paddle, and paddle should probably not regulated paddle rim vdocity to 5～6 meter per seconds in the positive centre of container.
8. the preparation method of two ingredient elastic handfeel paint as claimed in claim 6, it is characterized in that A component and B component mix by 10:1-2 after, be furnished with again and suitably open profit, be adjusted to spray viscosity 10-13S.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110027966 CN102120911A (en) | 2011-01-26 | 2011-01-26 | Double-component elastic-handfeel paint and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110027966 CN102120911A (en) | 2011-01-26 | 2011-01-26 | Double-component elastic-handfeel paint and preparation method thereof |
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| CN102120911A true CN102120911A (en) | 2011-07-13 |
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| CN 201110027966 Pending CN102120911A (en) | 2011-01-26 | 2011-01-26 | Double-component elastic-handfeel paint and preparation method thereof |
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Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102660184A (en) * | 2012-05-17 | 2012-09-12 | 青岛爱尔家佳新材料有限公司 | Novel hand-feel paint and preparation method thereof |
| CN102807806A (en) * | 2012-07-26 | 2012-12-05 | 惠州市至上化工有限公司 | Nano silica-modified recoatable rubber paint used on plastic and processing technology for paint |
| CN102816507A (en) * | 2012-08-23 | 2012-12-12 | 江苏华夏制漆科技有限公司 | Highly weather resistant elastic handfeel paint |
| CN103319992A (en) * | 2013-06-19 | 2013-09-25 | 中华制漆（深圳）有限公司 | Environment-friendly elastic feeling paint and using method thereof |
| CN103450791A (en) * | 2012-05-28 | 2013-12-18 | 比亚迪股份有限公司 | Elastic priming paint and preparation method and spraying method thereof |
| CN103666240A (en) * | 2013-12-23 | 2014-03-26 | 深圳市深赛尔股份有限公司 | Photo-cured rubber hand-feeling paint |
| CN103937409A (en) * | 2014-03-20 | 2014-07-23 | 常熟市方塔涂料化工有限公司 | High wear-resistant leather paint and its preparation method |
| CN104277702A (en) * | 2013-07-05 | 2015-01-14 | 现代自动车株式会社 | Paint composition having scratch self-recovering properties |
| CN104629604A (en) * | 2015-02-02 | 2015-05-20 | 恒昌涂料（惠阳）有限公司 | Elastic paint with extremely long activation period |
| CN104725622A (en) * | 2013-12-23 | 2015-06-24 | 常州华科聚合物股份有限公司 | Elastic resin, method for preparing elastic resin and elastic hand feeling paint |
| CN106046928A (en) * | 2016-07-18 | 2016-10-26 | 佛山市高明绿色德化工有限公司 | Bi-component ultrawhite glass ink and preparation method and using method thereof |
| CN107603448A (en) * | 2017-08-03 | 2018-01-19 | 中华制漆（深圳）有限公司 | Color inhibition handfeel paint and its preparation, application method and application |
| CN108893046A (en) * | 2018-05-30 | 2018-11-27 | 句容沣润塑料制品有限公司 | A kind of PU elastomeric paint |
| CN110591526A (en) * | 2019-09-21 | 2019-12-20 | 漳州市和兴涂料有限公司 | Double-component rubber paint with handfeel and production process thereof |
| CN111621205A (en) * | 2020-06-30 | 2020-09-04 | 深圳市神漆新材料科技有限公司 | Baby skin paint and using method thereof |
| CN111763471A (en) * | 2020-07-21 | 2020-10-13 | 苏州特普乐新材料有限公司 | Dustproof, antistatic and skin-feel paint and preparation method thereof |
| CN112680009A (en) * | 2020-12-29 | 2021-04-20 | 广东花王涂料有限公司 | Antibacterial wood varnish and preparation method and application thereof |
| CN114381186A (en) * | 2022-01-19 | 2022-04-22 | 惠州Tcl移动通信有限公司 | Paint and method for applying paint on surface of product |
| CN114539890A (en) * | 2021-10-13 | 2022-05-27 | 惠州飞凯新材料有限公司 | Velvet paint and preparation method thereof |
| CN114921165A (en) * | 2022-05-30 | 2022-08-19 | 湖南松井新材料股份有限公司 | Hand feeling paint and preparation method and application thereof |
| CN115651507A (en) * | 2022-11-18 | 2023-01-31 | 杭州立威化工涂料股份有限公司 | High-oil-stain-resistance elastic coating for notebook computer and use method thereof |
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| CN101240145A (en) * | 2008-03-13 | 2008-08-13 | 徐沛枫 | Single-component skin similar texture paint |
| CN101921538A (en) * | 2010-09-06 | 2010-12-22 | 东莞市佩琦涂料有限公司 | Elastic handfeel paint |
Cited By (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102660184A (en) * | 2012-05-17 | 2012-09-12 | 青岛爱尔家佳新材料有限公司 | Novel hand-feel paint and preparation method thereof |
| CN103450791A (en) * | 2012-05-28 | 2013-12-18 | 比亚迪股份有限公司 | Elastic priming paint and preparation method and spraying method thereof |
| CN102807806A (en) * | 2012-07-26 | 2012-12-05 | 惠州市至上化工有限公司 | Nano silica-modified recoatable rubber paint used on plastic and processing technology for paint |
| CN102816507A (en) * | 2012-08-23 | 2012-12-12 | 江苏华夏制漆科技有限公司 | Highly weather resistant elastic handfeel paint |
| CN102816507B (en) * | 2012-08-23 | 2015-04-15 | 江苏华夏制漆科技有限公司 | Highly weather resistant elastic handfeel paint |
| CN103319992A (en) * | 2013-06-19 | 2013-09-25 | 中华制漆（深圳）有限公司 | Environment-friendly elastic feeling paint and using method thereof |
| CN103319992B (en) * | 2013-06-19 | 2016-02-24 | 中华制漆（深圳）有限公司 | A kind of Environmental-protecting elastic handfeel paint and using method thereof |
| CN104277702B (en) * | 2013-07-05 | 2018-05-01 | 现代自动车株式会社 | With the coating composition for scraping self- recoverage characteristic |
| CN104277702A (en) * | 2013-07-05 | 2015-01-14 | 现代自动车株式会社 | Paint composition having scratch self-recovering properties |
| CN104725622B (en) * | 2013-12-23 | 2016-08-17 | 常州华科聚合物股份有限公司 | A kind of elastic resin and and preparation method thereof and elastic handfeel paint |
| CN103666240A (en) * | 2013-12-23 | 2014-03-26 | 深圳市深赛尔股份有限公司 | Photo-cured rubber hand-feeling paint |
| CN104725622A (en) * | 2013-12-23 | 2015-06-24 | 常州华科聚合物股份有限公司 | Elastic resin, method for preparing elastic resin and elastic hand feeling paint |
| CN103937409A (en) * | 2014-03-20 | 2014-07-23 | 常熟市方塔涂料化工有限公司 | High wear-resistant leather paint and its preparation method |
| CN103937409B (en) * | 2014-03-20 | 2016-08-10 | 常熟市方塔涂料化工有限公司 | High abrasion leather dope and preparation method thereof |
| CN104629604A (en) * | 2015-02-02 | 2015-05-20 | 恒昌涂料（惠阳）有限公司 | Elastic paint with extremely long activation period |
| CN106046928A (en) * | 2016-07-18 | 2016-10-26 | 佛山市高明绿色德化工有限公司 | Bi-component ultrawhite glass ink and preparation method and using method thereof |
| CN106046928B (en) * | 2016-07-18 | 2019-02-12 | 佛山市高明绿色德化工有限公司 | A kind of two-component ultra-clear glasses ink and preparation method thereof, application method |
| CN107603448A (en) * | 2017-08-03 | 2018-01-19 | 中华制漆（深圳）有限公司 | Color inhibition handfeel paint and its preparation, application method and application |
| CN108893046A (en) * | 2018-05-30 | 2018-11-27 | 句容沣润塑料制品有限公司 | A kind of PU elastomeric paint |
| CN110591526A (en) * | 2019-09-21 | 2019-12-20 | 漳州市和兴涂料有限公司 | Double-component rubber paint with handfeel and production process thereof |
| CN111621205A (en) * | 2020-06-30 | 2020-09-04 | 深圳市神漆新材料科技有限公司 | Baby skin paint and using method thereof |
| CN111763471A (en) * | 2020-07-21 | 2020-10-13 | 苏州特普乐新材料有限公司 | Dustproof, antistatic and skin-feel paint and preparation method thereof |
| CN112680009A (en) * | 2020-12-29 | 2021-04-20 | 广东花王涂料有限公司 | Antibacterial wood varnish and preparation method and application thereof |
| CN114539890A (en) * | 2021-10-13 | 2022-05-27 | 惠州飞凯新材料有限公司 | Velvet paint and preparation method thereof |
| CN114381186A (en) * | 2022-01-19 | 2022-04-22 | 惠州Tcl移动通信有限公司 | Paint and method for applying paint on surface of product |
| CN114381186B (en) * | 2022-01-19 | 2023-08-15 | 惠州Tcl移动通信有限公司 | Paint and method for applying paint on product surface |
| CN114921165A (en) * | 2022-05-30 | 2022-08-19 | 湖南松井新材料股份有限公司 | Hand feeling paint and preparation method and application thereof |
| CN114921165B (en) * | 2022-05-30 | 2023-03-24 | 湖南松井新材料股份有限公司 | Hand feeling paint and preparation method and application thereof |
| CN115651507A (en) * | 2022-11-18 | 2023-01-31 | 杭州立威化工涂料股份有限公司 | High-oil-stain-resistance elastic coating for notebook computer and use method thereof |
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Application publication date: 20110713 |