CN105176366A - Preparation method of wear-resistant anti-microbial coating for sports equipment - Google Patents
Preparation method of wear-resistant anti-microbial coating for sports equipment Download PDFInfo
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- CN105176366A CN105176366A CN201510420550.3A CN201510420550A CN105176366A CN 105176366 A CN105176366 A CN 105176366A CN 201510420550 A CN201510420550 A CN 201510420550A CN 105176366 A CN105176366 A CN 105176366A
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Abstract
A preparation method of a wear-resistant anti-microbial coating for sports equipment is disclosed. The coating is formed by mixing and solidifying an elastomer component A and an elastomer component B according to the weight ratio of 1:2.5-1:3, wherein the component A is composed of 55-69% of polyether diol and 31-45% of diphenylmethane diisocyanate; and the component B is composed of 10-40% of polyether triol, 15-20% of polyether diol, 15-17% of modified acrylate, 2-4% of microcapsule A, 3-6% of microcapsule B, 5-10% of composite gel particles, 3-13% of inorganic modified fine particles, 17-20% of an auxiliary agent and a microemulsion, wherein the ratio of volume of the microemulsion to the total weight of polyether triol, polyether diol and modified acrylate is 3.0mL: 1g. The invention provides a coating protection layer with better protectiveness, beautification and comfort so as to meet requirements of sports development and people's life.
Description
Technical field
The present invention relates to sports equipment technical field of coatings, be specifically related to a kind of preparation method of wear-resisting Anti-bacteria sports equipment coating.
Background technology
Along with the standard of living of people improves constantly, increasing people, after work busy, comes into all kinds of playground.On the other hand, the development of modern sports also requires that gymnast is while stressing sentific training, and also will pay much attention to the improvement to sports equipment and development, this makes sports equipment market achieve unprecedented prosperity.
For existing sports equipment, its surface generally adopts baking vanish or sprays paint carries out beautifying and protecting.Then, sudden and violent in outdoor for a long time, UV-irradiation, rain-out, can make that top layer protective paint is aging to come off, and reduces degree of beautifying and work-ing life; Moreover some body-building apparatus, because human body is often in contact with it, can make protective layer scratch on the one hand, human sweat can make equipment breed bacteria on the other hand, affects healthy.Along with the requirement that people are more and more harsher to sports equipment, need to invent a kind of protectiveness, beautify type and the better protective layer of comfort type, meet the demand of sports business development and people's life.
Summary of the invention
The object of this invention is to provide a kind of preparation method of wear-resisting Anti-bacteria sports equipment coating, in order to overcome the defect of the easy scratch of traditional sports equipment protective layer and easy breed bacteria.
The technical scheme that the present invention is adopted for achieving the above object is: a kind of preparation method of wear-resisting Anti-bacteria sports equipment coating, this coating is formed according to the weight ratio of 1:2.5 ~ 1:3 is mixing cured by elastomerics component A and B component, and its preparation method comprises the following steps:
Step one: preparation component A
Polyether Glycols is added in reactor, stir at 80 DEG C, after carrying out vacuumizing the degassed process 2h of dehydration simultaneously, be cooled to 50 DEG C, add diphenylmethanediisocyanate, and react 2h at 85 DEG C after, be cooled to room temperature, obtained component A; Wherein, in component A, the weight percent of each composition is followed successively by: polyether Glycols 55 ~ 69% and diphenylmethanediisocyanate 31 ~ 45%;
Step 2: preparation B component
(1), by metallic aluminium be placed in crucible, and the vacuum chamber being placed in 1000 ~ 1200 DEG C is heated to metallic aluminium all melts, glass fibre is sent into vacuum chamber, heating 20 ~ 30min, forms microcapsule A, for subsequent use;
(2), by metallic zinc be placed in crucible, and the vacuum chamber being placed in 900 ~ 1000 DEG C is heated to metallic zinc all melts, nanometer two selenizing niobium is sent into vacuum chamber, 28 ~ 35min, form microcapsule B, for subsequent use;
(3), according to the mol ratio of 1:2, take acetic acid titanium and sodium sulphite successively, and the epoxy resin taken with acetic acid titanium and sodium sulphite gross weight equivalent, epoxy resin is dissolved in acetone soln, acetic acid titanium is dissolved in methanol solution, then the acetone soln dissolving epoxy resin and the methanol solution having dissolved acetic acid titanium are placed in dispersion machine, add sodium sulphite, disperse 3 ~ 7 minutes under 18000rpm condition, the microemulsion that obtained titanium disulfide suspends in the epoxy, for subsequent use;
(4), according to the mol ratio of 1:4, mixed by aluminium secondary butylate solution with ethanol, under 60 DEG C of conditions, water bath with thermostatic control heating 1 ~ 1.5h, leaves standstill to room temperature, obtained alumina sol; According to aluminium: silicon mol ratio is 2:1, take alumina sol and silica aerogel mixing, adding dilute hydrochloric acid adjustment colloidal sol Ph is 2, forms complex sol; According to the volume ratio of 15:1:4, measure Viscotrol C, brometo de amonio and ammoniacal liquor respectively, be mixed to get mixing solutions, and add the complex sol of mixing solutions 4 times, after stirring 10 ~ 15h, produce precipitation, after utilizing deionized water wash to precipitate, precipitation is dipped in ethanolic soln, water bath with thermostatic control heating 24h under 60 DEG C of conditions, then dry 2 ~ 3h at 70 ~ 80 DEG C, obtained composite gel particle, for subsequent use;
(5), by silane coupling agent and boron nitride mix by the weight ratio of 1:100, obtained modification boron nitride; Utilize nanometer silver and titanium dioxide respectively in this way, obtained nano modification silver and modifying titanium dioxide modification, modification boron nitride, nano modification silver and modifying titanium dioxide modification are mixed according to the weight ratio of 1 ~ 2:1 ~ 5:1 ~ 5, obtains inorganic modified particulate, for subsequent use;
(6), according to polyether-tribasic alcohol 10 ~ 40%, polyether Glycols 15 ~ 20%, modification acrylate 15 ~ 17%, microcapsule A2 ~ 4% that step (1) is obtained, microcapsule B3 ~ 6% that step (2) is obtained, the composite gel particle 5 ~ 10% that step (4) is obtained, the inorganic modified particulate 3 ~ 13% that step (5) is obtained, auxiliary agent 17 ~ 20%, separately measure volume and polyether-tribasic alcohol, the ratio of polyether Glycols and modification acrylate gross weight is the obtained microemulsion of the step (3) of 3.0mL:1g, polyether-tribasic alcohol and polyether Glycols are joined in reactor, stir at 85 DEG C, after carrying out vacuumizing the degassed process 2h of dehydration, add modification acrylate again, composite gel particle and microemulsion, 2 ~ 3h is stirred at 50 ~ 60 DEG C, and then add microcapsule A, microcapsule B, inorganic modified particulate and auxiliary agent, at 45 ~ 60 DEG C, heat 10 ~ 30min, then ultrasonic wave mixes, obtained B component,
Step 3: prepare coating
B component obtained with step 2 for component A obtained for step one is mixed according to the weight ratio of 1:2.5 ~ 1:3, stirs polymerization, after cured, namely obtain coating.
Wherein, in step 2 (1) and (2), the vacuum tightness in vacuum chamber is 10
-4~ 10
-2pa.
Wherein, auxiliary agent in step 2 (6) by weight ratio be the linking agent of 2:15:3:5:3:3, softening agent, oiliness initiator, silicone based flow agent, hindered amine as light stabilizer and UV light absorber form, wherein, linking agent is orthoformic acid, softening agent is dioctyl phthalate (DOP), and oiliness initiator is benzoyl peroxide.
In the present invention, modifying titanium dioxide has sterilization under visible ray and UV-light, bacterium for degrading, organic effect, do not having under light source, the silver-colored suppression to microorganisms such as common bacteria, intestinal bacteria, golden glucose coccus in environment of nano modification or killing action significantly, also can improve the wear resistance of coating simultaneously.Ag-carried nanometer titanium dioxide, after silane coupler modified, improve its dispersiveness in coating, gives full play to its antibacterial uvioresistant function.Sodium Benzoate also has very high germ resistance, adds Sodium Benzoate in system, and under the acting in conjunction of nanometer silver, titanium dioxide and Sodium Benzoate three, its sterilization effect is more obvious.
Hindered amine as light stabilizer and UV light absorber is added with in the present invention, gloss for the coating improved under ultraviolet long term is very effective, and, utilize the photocatalytic mechanism of nanometer silver and TiO 2 particles and hydrophilic mechanism, pollutent on coating, spot, dust etc., in the situation such as irradiation and rainwater drip washing of light, can be progressively degraded to the small molecules such as carbonic acid gas, water and be rinsed.
Beneficial effect: 1, the component A prepared of the present invention, generate base polyurethane prepolymer for use as, microemulsion and modification acrylate are incorporated in base polyurethane prepolymer for use as, form inierpeneirating network structure, system is allowed both to have had the toughness, acidproof, alkaline-resisting of urethane, also there is guarantor's light of acrylate, Bao Se and outside durabitity, also there is cohesiveness and the intensity of epoxy resin simultaneously.
2, in the present invention, in step 2 (1), metallic aluminium vapor condenses, at fiberglass surfacing, forms microcapsule A; And in step 2 (2), nanometer two selenizing niobium is at 900 ~ 1000 DEG C, decomposed generates selenizing niobium and elemental selenium, namely there is nanometer two selenizing niobium, selenizing niobium and three kinds, selenium possibility in the inner core of microcapsule B, even parcel glass fibre, adds organic combination degree in glass fibre and coating, is mixed in coating by microcapsule A and microcapsule B, the intrusion of rainwater and salinity can be prevented, the effect making coating deterioration due to sun power ultraviolet can also be suppressed.
3, the composite gel particle that the present invention obtains is blended in coating; Si element can enter the microtexture of alumina sol; improve the thermostability of complex sol particle; after being combined with hindered amine as light stabilizer and UV light absorber; avoid coating sudden and violent in outdoor for a long time, because of the aging phenomenon come off by UV-irradiation.In addition, the inorganic modified particulate added in the present invention, and the titanium disulfide contained in microemulsion, all in dispersed seed coating, can improve the wear resistance of coating.
Embodiment
Below in conjunction with specific embodiment, the preparation method to a kind of wear-resisting Anti-bacteria sports equipment coating of the present invention is described further, can better understand the present invention to make those skilled in the art and can be implemented, but illustrated embodiment is not as a limitation of the invention.
Embodiment 1
A preparation method for wear-resisting Anti-bacteria sports equipment coating, this coating is formed according to the weight ratio of 1:2.5 is mixing cured by elastomerics component A and B component, and its preparation method comprises the following steps:
Step one: preparation component A
Polyether Glycols is added in reactor, stir at 80 DEG C, after carrying out vacuumizing the degassed process 2h of dehydration simultaneously, be cooled to 50 DEG C, add diphenylmethanediisocyanate, and react 2h at 85 DEG C, be then cooled to room temperature, obtained component A; Wherein, in component A, the weight percent of each composition is followed successively by: polyether Glycols 69% and diphenylmethanediisocyanate 31%;
Step 2: preparation B component
(1), by metallic aluminium be placed in crucible, and the vacuum chamber being placed in 1100 DEG C is heated to metallic aluminium all melts, glass fibre is sent into vacuum chamber, heating 20min, form microcapsule A, for subsequent use, wherein, the vacuum tightness in vacuum chamber is 10
-2pa;
(2), by metallic zinc be placed in crucible, and the vacuum chamber being placed in 910 DEG C is heated to metallic zinc all melts, nanometer two selenizing niobium is sent into vacuum chamber, 28min, form microcapsule B, for subsequent use, wherein, the vacuum tightness in vacuum chamber is 10
-2pa;
(3), according to the mol ratio of 1:2, take acetic acid titanium and sodium sulphite successively, and the epoxy resin taken with acetic acid titanium and sodium sulphite gross weight equivalent, epoxy resin is dissolved in acetone soln, acetic acid titanium is dissolved in methanol solution, then the acetone soln dissolving epoxy resin and the methanol solution having dissolved acetic acid titanium are placed in dispersion machine, add sodium sulphite, disperse 7 minutes under 18000rpm condition, the microemulsion that obtained titanium disulfide suspends in the epoxy, for subsequent use; Wherein, epoxy resin be bisphenol A-type and bisphenol-f type in mass ratio 2:1 mix;
(4), according to the mol ratio of 1:4, mixed by aluminium secondary butylate solution with ethanol, under 60 DEG C of conditions, water bath with thermostatic control heating 1h, leaves standstill to room temperature, obtained alumina sol; According to aluminium: silicon mol ratio is 2:1, take alumina sol and silica aerogel mixing, adding dilute hydrochloric acid adjustment colloidal sol Ph is 2, forms complex sol; According to the volume ratio of 15:1:4, measure Viscotrol C, brometo de amonio and ammoniacal liquor respectively, be mixed to get mixing solutions, and add the complex sol of mixing solutions 4 times of weight, after stirring 15h, produce precipitation, after utilizing deionized water wash to precipitate, precipitation is dipped in ethanolic soln, water bath with thermostatic control heating 24h, then dry 3h at 70 DEG C under 60 DEG C of conditions, obtained composite gel particle, for subsequent use;
(5), by silane coupling agent and boron nitride mix by the weight ratio of 1:100, obtained modification boron nitride; Utilize nanometer silver and titanium dioxide respectively in this way, obtained nano modification silver and modifying titanium dioxide modification, modification boron nitride, nano modification silver and modifying titanium dioxide modification are mixed according to the weight ratio of 2:5:3, obtains inorganic modified particulate, for subsequent use; Wherein, silane coupling agent is long chain alkyl silane coupling agent, WD-10; Boron nitride is cubic structure boron nitride, and particle diameter is 0.5 ~ 1.5 micron.
(6), according to polyether-tribasic alcohol 40%, polyether Glycols 15%, modification acrylate 15%, the microcapsule A2% that step (1) is obtained, the microcapsule B3% that step (2) is obtained, the composite gel particle 5% that step (4) is obtained, the inorganic modified particulate 3% that step (5) is obtained, auxiliary agent 17%, separately measure volume and polyether-tribasic alcohol, the ratio of polyether Glycols and modification acrylate gross weight is the obtained microemulsion of the step (3) of 3.0mL:1g, polyether-tribasic alcohol and polyether Glycols are joined in reactor, stir at 85 DEG C, after carrying out vacuumizing the degassed process 2h of dehydration, add modification acrylate again, composite gel particle and microemulsion, 2h is stirred at 60 DEG C, and then add microcapsule A, microcapsule B, inorganic modified particulate and auxiliary agent, 10min is heated at 60 DEG C, then ultrasonic wave mixes, obtained B component, wherein, auxiliary agent by weight ratio be the orthoformic acid of 2:15:3:5:3:3, dioctyl phthalate (DOP), benzoyl peroxide, silicone based flow agent, hindered amine as light stabilizer and UV light absorber form,
Step 3: prepare coating
The component A that step one is obtained mixes according to the weight ratio of 1:2.5 with the B component that step 2 obtains, and stirs polymerization, after cured, namely obtains coating.
In the present invention, epoxy resin be by bisphenol A-type and bisphenol-f type in mass ratio 2:1 mix, epoxy resin is made to have good bond strength, wear-resisting, epoxy resin can form PU-Epoxy Interpenetration Polymer Networks polymkeric substance with performed polymer polyurethane reaction simultaneously, improves intensity and the toughness of matrix material.
Acrylate can swell in polyurethane prepolymer by benzoyl peroxide, and be polymerized in system, form substep interpenetrating net polymer, research shows, Physical interaction between the two functional group is conducive to the raising of Young's modulus, and along with the increase of number of functional groups, product shows typical superpolymer performance, make matrix material have wear-resisting, corrosion-resistant, good toughness, also have simultaneously and protect light and protect look and the good feature of outside durabitity.
With long chain silane coupling agent modified inorganic particle; easily form thicker organic protection layer at surface of inorganic particles; contribute to inorganic particulate dispersed in polymeric coating; simultaneously silane coupler modified surface of inorganic particles C=C functional group can and acrylate between there is radical polymerization; form chemical bonding effect; the molecular resin of particle surface chemisorption is maximum, and long chain silane coupling agent is more conducive to the chemisorption of acrylic resin molecule on surface of inorganic particles.When inorganic particulate consumption reaches a certain amount of, the fractal structure of inorganic particulate is comparatively fine and close, and resin coating viscosity improves, even crosslinked, makes system have higher storage modulus and tensile strength, and then improves the wear resistance of coating.
Embodiment 2
A preparation method for wear-resisting Anti-bacteria sports equipment coating, this coating is formed according to the weight ratio of 1:3 is mixing cured by elastomerics component A and B component, and its preparation method comprises the following steps:
Step one: preparation component A
Polyether Glycols is added in reactor, stir at 80 DEG C, after carrying out vacuumizing the degassed process 2h of dehydration, be cooled to 50 DEG C, add diphenylmethanediisocyanate, and react 2h at 85 DEG C, be cooled to room temperature, obtained component A; Wherein, in component A, the weight percent of each composition is followed successively by: polyether Glycols 60% and diphenylmethanediisocyanate 40%;
Step 2: preparation B component
(1), by metallic aluminium be placed in crucible, and the vacuum chamber being placed in 1200 DEG C is heated to metallic aluminium all melts, glass fibre is sent into vacuum chamber, heating 20min, form microcapsule A, for subsequent use, wherein, the vacuum tightness in vacuum chamber is 10
-4pa;
(2), by metallic zinc be placed in crucible, and the vacuum chamber being placed in 1000 DEG C is heated to metallic zinc all melts, nanometer two selenizing niobium is sent into vacuum chamber, 28min, form microcapsule B, wherein for subsequent use, the vacuum tightness in vacuum chamber is 10
-4pa;
(3), according to the mol ratio of 1:2, take acetic acid titanium and sodium sulphite successively, and the epoxy resin taken with acetic acid titanium and sodium sulphite gross weight equivalent, epoxy resin is dissolved in acetone soln, acetic acid titanium is dissolved in methanol solution, then the acetone soln dissolving epoxy resin and the methanol solution having dissolved acetic acid titanium are placed in dispersion machine, add sodium sulphite, disperse 3 minutes under 18000rpm condition, the microemulsion that obtained titanium disulfide suspends in the epoxy, for subsequent use;
(4), according to the mol ratio of 1:4, mixed by aluminium secondary butylate solution with ethanol, under 60 DEG C of conditions, water bath with thermostatic control heating 1.5h, leaves standstill to room temperature, obtained alumina sol; According to aluminium: silicon mol ratio is 2:1, take alumina sol and silica aerogel mixing, adding dilute hydrochloric acid adjustment colloidal sol Ph is 2, forms complex sol; According to the volume ratio of 15:1:4, measure Viscotrol C, brometo de amonio and ammoniacal liquor respectively, be mixed to get mixing solutions, and add the complex sol of mixing solutions 4 times of weight, after stirring 10h, produce precipitation, after utilizing deionized water wash to precipitate, precipitation is dipped in ethanolic soln, water bath with thermostatic control heating 24h, then dry 2.5h at 80 DEG C under 60 DEG C of conditions, obtained composite gel particle, for subsequent use;
(5), by silane coupling agent and boron nitride mix by the weight ratio of 1:100, obtained modification boron nitride; Utilize nanometer silver and titanium dioxide respectively in this way, obtained nano modification silver and modifying titanium dioxide modification, modification boron nitride, nano modification silver and modifying titanium dioxide modification are mixed according to the weight ratio of 2:4:2, obtains inorganic modified particulate, for subsequent use;
(6), according to polyether-tribasic alcohol 10%, polyether Glycols 20%, modification acrylate 17%, the microcapsule A4% that step (1) is obtained, the microcapsule B6% that step (2) is obtained, the composite gel particle 10% that step (4) is obtained, the inorganic modified particulate 13% that step (5) is obtained, auxiliary agent 20%, separately measure volume and polyether-tribasic alcohol, the ratio of polyether Glycols and modification acrylate gross weight is the obtained microemulsion of the step (3) of 3.0mL:1g, polyether-tribasic alcohol and polyether Glycols are joined in reactor, stir at 85 DEG C, after carrying out vacuumizing the degassed process 2h of dehydration, add modification acrylate again, composite gel particle and microemulsion, 3h is stirred at 50 DEG C, and then add microcapsule A, microcapsule B, inorganic modified particulate and auxiliary agent, at 45 DEG C, heat 30min, then ultrasonic wave mixes, obtained B component,
Step 3: prepare coating
The component A that step one is obtained mixes according to the weight ratio of 1:3 with the B component that step 2 obtains, and stirs polymerization, after cured, namely obtains coating.
Embodiment 3
A preparation method for wear-resisting Anti-bacteria sports equipment coating, this coating is formed according to the weight ratio of 1:2.8 is mixing cured by elastomerics component A and B component, and its preparation method comprises the following steps:
Step one: preparation component A
Polyether Glycols is added in reactor, stir at 80 DEG C, after carrying out vacuumizing the degassed process 2h of dehydration, be cooled to 50 DEG C, add diphenylmethanediisocyanate, and react 2h at 85 DEG C, be cooled to room temperature, obtained component A; Wherein, in component A, the weight percent of each component is followed successively by: polyether Glycols 55% and diphenylmethanediisocyanate 45%;
Step 2: preparation B component
(1), by metallic aluminium be placed in crucible, and the vacuum chamber being placed in 1000 DEG C is heated to metallic aluminium all melts, glass fibre is sent into vacuum chamber, heating 30min, form microcapsule A, for subsequent use, wherein, the vacuum tightness in vacuum chamber is 10
-3pa;
(2), by metallic zinc be placed in crucible, and the vacuum chamber being placed in 906 DEG C is heated to metallic zinc all melts, nanometer two selenizing niobium is sent into vacuum chamber, 30min, form microcapsule B, for subsequent use, wherein, the vacuum tightness in vacuum chamber is 10
-3pa;
(3), according to the mol ratio of 1:2, take acetic acid titanium and sodium sulphite successively, and the epoxy resin taken with acetic acid titanium and sodium sulphite gross weight equivalent, epoxy resin is dissolved in acetone soln, acetic acid titanium is dissolved in methanol solution, aforementioned two kinds of solution are placed in dispersion machine, add sodium sulphite, disperse 6 minutes under 18000rpm condition, the microemulsion that obtained titanium disulfide suspends in the epoxy, for subsequent use;
(4), according to the mol ratio of 1:4, mixed by aluminium secondary butylate solution with ethanol, under 60 DEG C of conditions, water bath with thermostatic control heating 1.3h, leaves standstill to room temperature, obtained alumina sol; According to aluminium: silicon mol ratio is 2:1, take alumina sol and silica aerogel mixing, adding dilute hydrochloric acid adjustment colloidal sol Ph is 2, forms complex sol; According to the volume ratio of 15:1:4, measure Viscotrol C, brometo de amonio and ammoniacal liquor respectively, be mixed to get mixing solutions, and add the complex sol of mixing solutions 4 times of weight, after stirring 12h, produce precipitation, after utilizing deionized water wash to precipitate, precipitation is dipped in ethanolic soln, water bath with thermostatic control heating 24h, then dry 2.5h at 75 DEG C under 60 DEG C of conditions, obtained composite gel particle, for subsequent use;
(5), by silane coupling agent and boron nitride mix by the weight ratio of 1:100, obtained modification boron nitride; Utilize nanometer silver and titanium dioxide respectively in this way, obtained nano modification silver and modifying titanium dioxide modification, modification boron nitride, nano modification silver and modifying titanium dioxide modification are mixed according to the weight ratio of 2:5:5, obtains inorganic modified particulate, for subsequent use;
(6), according to polyether-tribasic alcohol 25%, polyether Glycols 18%, modification acrylate 16%, the microcapsule A3% that step (1) is obtained, the microcapsule B4% that step (2) is obtained, the composite gel particle 8% that step (4) is obtained, the inorganic modified particulate 8% that step (5) is obtained, auxiliary agent 18%, separately measure volume and polyether-tribasic alcohol, the ratio of polyether Glycols and modification acrylate gross weight is the obtained microemulsion of the step (3) of 3.0mL:1g, polyether-tribasic alcohol and polyether Glycols are joined in reactor, stir at 85 DEG C, after carrying out vacuumizing the degassed process 2h of dehydration, add modification acrylate again, composite gel particle and microemulsion, 2.5h is stirred at 55 DEG C, and then add microcapsule A, microcapsule B, inorganic modified particulate and auxiliary agent, 25min is heated at 450 DEG C, then ultrasonic wave mixes, obtained B component, wherein auxiliary agent by weight ratio be the linking agent of 2:15:3:5:3:3, softening agent, oiliness initiator, silicone based flow agent, hindered amine as light stabilizer and UV light absorber form,
Step 3: prepare coating
The component A that step one is obtained mixes according to the weight ratio of 1:2.8 with the B component that step 2 obtains, and stirs polymerization, after cured, namely obtains coating.
Claims (3)
1. a preparation method for wear-resisting Anti-bacteria sports equipment coating, this coating is formed according to the weight ratio of 1:2.5 ~ 1:3 is mixing cured by elastomerics component A and B component, and it is characterized in that, its preparation method comprises the following steps:
Step one: preparation component A
Polyether Glycols is added in reactor, stir at 80 DEG C, after carrying out vacuumizing the degassed process 2h of dehydration simultaneously, be cooled to 50 DEG C, add diphenylmethanediisocyanate, and react 2h at 85 DEG C after, be cooled to room temperature, obtained component A; Wherein, in component A, the weight percent of each composition is followed successively by: polyether Glycols 55 ~ 69% and diphenylmethanediisocyanate 31 ~ 45%;
Step 2: preparation B component
(1), by metallic aluminium be placed in crucible, and the vacuum chamber being placed in 1000 ~ 1200 DEG C is heated to metallic aluminium all melts, glass fibre is sent into vacuum chamber, heating 20 ~ 30min, forms microcapsule A, for subsequent use;
(2), by metallic zinc be placed in crucible, and the vacuum chamber being placed in 900 ~ 1000 DEG C is heated to metallic zinc all melts, nanometer two selenizing niobium is sent into vacuum chamber, 28 ~ 35min, form microcapsule B, for subsequent use;
(3), according to the mol ratio of 1:2, take acetic acid titanium and sodium sulphite successively, and the epoxy resin taken with acetic acid titanium and sodium sulphite gross weight equivalent, epoxy resin is dissolved in acetone soln, acetic acid titanium is dissolved in methanol solution, then the acetone soln dissolving epoxy resin and the methanol solution having dissolved acetic acid titanium are placed in dispersion machine, add sodium sulphite, disperse 3 ~ 7 minutes under 18000rpm condition, the microemulsion that obtained titanium disulfide suspends in the epoxy, for subsequent use;
(4), according to the mol ratio of 1:4, mixed by aluminium secondary butylate solution with ethanol, under 60 DEG C of conditions, water bath with thermostatic control heating 1 ~ 1.5h, leaves standstill to room temperature, obtained alumina sol; According to aluminium: silicon mol ratio is 2:1, take alumina sol and silica aerogel mixing, adding dilute hydrochloric acid adjustment colloidal sol Ph is 2, forms complex sol; According to the volume ratio of 15:1:4, measure Viscotrol C, brometo de amonio and ammoniacal liquor respectively, be mixed to get mixing solutions, and add the complex sol of mixing solutions 4 times of weight, after stirring 10 ~ 15h, produce precipitation, after utilizing deionized water wash to precipitate, precipitation is dipped in ethanolic soln, water bath with thermostatic control heating 24h under 60 DEG C of conditions, then dry 2 ~ 3h at 70 ~ 80 DEG C, obtained composite gel particle, for subsequent use;
(5), by silane coupling agent and boron nitride mix by the weight ratio of 1:100, obtained modification boron nitride; Utilize nanometer silver and titanium dioxide respectively in this way, obtained nano modification silver and modifying titanium dioxide modification, modification boron nitride, nano modification silver and modifying titanium dioxide modification are mixed according to the weight ratio of 1 ~ 2:1 ~ 5:1 ~ 5, obtains inorganic modified particulate, for subsequent use;
(6), according to polyether-tribasic alcohol 10 ~ 40%, polyether Glycols 15 ~ 20%, modification acrylate 15 ~ 17%, microcapsule A2 ~ 4% that step (1) is obtained, microcapsule B3 ~ 6% that step (2) is obtained, the composite gel particle 5 ~ 10% that step (4) is obtained, the inorganic modified particulate 3 ~ 13% that step (5) is obtained, auxiliary agent 17 ~ 20%, separately measure volume and polyether-tribasic alcohol, the ratio of polyether Glycols and modification acrylate gross weight is the obtained microemulsion of the step (3) of 3.0mL:1g, polyether-tribasic alcohol and polyether Glycols are joined in reactor, stir at 85 DEG C, after carrying out vacuumizing the degassed process 2h of dehydration, add modification acrylate again, composite gel particle and microemulsion, 2 ~ 3h is stirred at 50 ~ 60 DEG C, and then add microcapsule A, microcapsule B, inorganic modified particulate and auxiliary agent, at 45 ~ 60 DEG C, heat 10 ~ 30min, then ultrasonic wave mixes, obtained B component,
Step 3: prepare coating
B component obtained with step 2 for component A obtained for step one is mixed according to the weight ratio of 1:2.5 ~ 1:3, stirs polymerization, after cured, namely obtain coating.
2. the preparation method of a kind of wear-resisting Anti-bacteria sports equipment coating according to claim 1, is characterized in that: in step 2 (1) and (2), the vacuum tightness in vacuum chamber is 10
-4~ 10
-2pa.
3. the preparation method of a kind of wear-resisting Anti-bacteria sports equipment coating according to claim 1, it is characterized in that: the auxiliary agent in step 2 (6) by weight ratio be the linking agent of 2:15:3:5:3:3, softening agent, oiliness initiator, silicone based flow agent, hindered amine as light stabilizer and UV light absorber form, wherein, linking agent is orthoformic acid, softening agent is dioctyl phthalate (DOP), and oiliness initiator is benzoyl peroxide.
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| CN106243909A (en) * | 2016-08-29 | 2016-12-21 | 扬州纽特游艺器材有限公司 | A kind of preparation method of the high antimicrobial coating for sports equipment surface |
| CN106639236A (en) * | 2016-11-28 | 2017-05-10 | 河南同伟建材有限公司 | Elastic brick used on ground of toilet and manufacturing method of elastic brick |
| CN106758679A (en) * | 2016-11-28 | 2017-05-31 | 河南同伟建材有限公司 | A kind of floor tile for the laying of outdoor plastic cement race track and preparation method thereof |
| CN108715752A (en) * | 2018-06-22 | 2018-10-30 | 瑞洲树脂（东莞）有限公司 | A kind of light fills glue with heat dual curing eyeglass, camera lens |
| CN109251654A (en) * | 2018-09-02 | 2019-01-22 | 张家港市六福新材料科技有限公司 | A kind of preparation method of polyurethane-alumina composite coating material |
| CN109456686A (en) * | 2017-09-05 | 2019-03-12 | 张家港市杨舍丝印工艺厂 | A kind of preparation method of aluminium oxide-polyurethane composite coating |
| CN112662300A (en) * | 2020-12-26 | 2021-04-16 | 武汉中科先进技术研究院有限公司 | Long-acting wear-resistant slow-release antiviral coating and preparation |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106243909A (en) * | 2016-08-29 | 2016-12-21 | 扬州纽特游艺器材有限公司 | A kind of preparation method of the high antimicrobial coating for sports equipment surface |
| CN106639236A (en) * | 2016-11-28 | 2017-05-10 | 河南同伟建材有限公司 | Elastic brick used on ground of toilet and manufacturing method of elastic brick |
| CN106758679A (en) * | 2016-11-28 | 2017-05-31 | 河南同伟建材有限公司 | A kind of floor tile for the laying of outdoor plastic cement race track and preparation method thereof |
| CN106639236B (en) * | 2016-11-28 | 2019-02-26 | 河南同伟建材有限公司 | A kind of elastic brick and preparation method thereof for accomodation ground |
| CN106758679B (en) * | 2016-11-28 | 2019-03-05 | 河南同伟建材有限公司 | A kind of floor tile and preparation method thereof being laid with for outdoor plastic cement race track |
| CN109456686A (en) * | 2017-09-05 | 2019-03-12 | 张家港市杨舍丝印工艺厂 | A kind of preparation method of aluminium oxide-polyurethane composite coating |
| CN108715752A (en) * | 2018-06-22 | 2018-10-30 | 瑞洲树脂（东莞）有限公司 | A kind of light fills glue with heat dual curing eyeglass, camera lens |
| CN109251654A (en) * | 2018-09-02 | 2019-01-22 | 张家港市六福新材料科技有限公司 | A kind of preparation method of polyurethane-alumina composite coating material |
| CN112662300A (en) * | 2020-12-26 | 2021-04-16 | 武汉中科先进技术研究院有限公司 | Long-acting wear-resistant slow-release antiviral coating and preparation |
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