CN109535864A - White fluorine carbon finishing paint - Google Patents
White fluorine carbon finishing paint Download PDFInfo
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- CN109535864A CN109535864A CN201811411076.8A CN201811411076A CN109535864A CN 109535864 A CN109535864 A CN 109535864A CN 201811411076 A CN201811411076 A CN 201811411076A CN 109535864 A CN109535864 A CN 109535864A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D127/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
- C09D127/02—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D127/12—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The present invention relates to technical field of coatings, aiming at the problem that white fluorine carbon finishing paint not resistant, provide a kind of white fluorine carbon finishing paint, are made of component A and component B, the mass ratio of component A and component B is 7.5-8.5:1；Component A includes the component of following mass fraction: 75-100 parts of fluorocarbon resin；30-40 parts of titanium dioxide；20.4-27.2 parts of dimethylbenzene；11.4-15.2 parts of butyl acetate；1.5-2 parts of lotus leaf powder；3-4 parts of silane coupling agent；7.5-10 parts of polysiloxanes, polysiloxanes is linear macromolecule chain, and the end group at polysiloxanes both ends is respectively hydroxyl and hydrogen；Component B includes curing agent.Be conducive to the antifouling capacity for enhancing white fluorine carbon finishing paint using the anti-pollution characteristic of lotus leaf powder by the way that lotus leaf powder is added, so that the decoration functions of white fluorine carbon finishing paint are not readily susceptible to influence.
Description
Technical field
The present invention relates to technical field of coatings, more specifically, it relates to a kind of white fluorine carbon finishing paint.
Background technique
White fluorine carbon finishing paint is using advanced fluorocarbon resin, Special Resin as the bi-component self-drying paint of main film forming substance.
For fluorocarbon resin coating since the fluorine element electronegativity of introducing is big, carbon-fluorine bond can be strong, have weatherability, heat resistance, lower temperature resistance with
And the performances such as chemical resistance, white fluorine carbon finishing paint are obtained in every field such as building, electric appliance and electronic industry, mechanical industries
To extensive use.
But the surface of white fluorine carbon finishing paint coating not resistant, when the surface of white fluorine carbon finishing paint coating and dirt contact
It is easy to leave stain, and stain can seem on white topcoat and become apparent, so that the decoration of white fluorine carbon finishing paint
Function is affected, and still has improved space.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of white fluorine carbon finishing paint, have resistant,
It is easily dispersed uniformly mixed advantage.
To achieve the above object, the present invention provides the following technical scheme that
A kind of white fluorine carbon finishing paint, is made of, the mass ratio of the component A and component B is component A and component B
7.5-8.5:1；
The component A includes the component of following mass fraction:
75-100 parts of fluorocarbon resin；
30-40 parts of titanium dioxide；
20.4-27.2 parts of dimethylbenzene；
11.4-15.2 parts of butyl acetate；
1.5-2 parts of lotus leaf powder；
3-4 parts of silane coupling agent；
7.5-10 parts of polysiloxanes, the polysiloxanes is linear macromolecule chain, the end group point at the polysiloxanes both ends
It Wei not hydroxyl and hydrogen；
The component B includes curing agent.
By adopting the above technical scheme, be conducive to enhance white fluorine using the anti-pollution characteristic of lotus leaf powder by the way that lotus leaf powder is added
The antifouling capacity of carbon finishing paint, so that the surface of white fluorine carbon finishing paint coating is not easy to leave stain, so that white fluorine carbon finishing paint
Decoration functions are not readily susceptible to influence, meanwhile, lotus leaf powder also has waterproof performance, so that white fluorine carbon finishing paint coating has
Good waterproofness advantageously reduces moisture and moisture in air and penetrates into white fluorine carbon finishing paint and make white fluorine carbon finishing paint
In butyl acetate hydrolysis the case where, the service life of white fluorine carbon finishing paint coating is conducive to extend, so that white fluorine carbon finishing paint
Coating is not easy to be corroded；By the way that silane coupling agent is added, be conducive to enhance titanium dioxide and lotus leaf powder and white fluorine carbon finishing paint
Between compatibility so that titanium dioxide and lotus leaf powder are easier to be dispersed in white fluorine carbon finishing paint；By the way that poly- silicon is added
Oxygen alkane has flexibility, linear macromolecule chain is typically in its natural state curls up since polysiloxanes is linear macromolecule chain
Curved state, simultaneously as the glass transition temperature of polysiloxanes is generally lower than room temperature, the flow temperature of polysiloxanes generally compares room temperature
Height, thus the polysiloxanes under normal temperature state is typically in elastomeric state, the strand in elastomeric state is by external force
When, strand is easy to become straight configuration from the state of curling, so that white fluorine carbon finishing paint has thixotropy, when white fluorine carbon
When finishing coat remains static, linear polysiloxanes macromolecular chain is typically in the state of curling, so that white fluorine carbon finishing paint
Consistency increase so that the titanium dioxide and lotus leaf powder in white fluorine carbon finishing paint are not easy to precipitate, be conducive to titanium dioxide and lotus
Leaf powder is uniformly dispersed in white fluorine carbon finishing paint, thus be conducive to improve the resistant effect and waterproof effect of white fluorine carbon finishing paint,
Be conducive to the painting of white fluorine carbon finishing paint simultaneously, it is runny since consistency not enough causes to hold after painting to reduce white fluorine carbon finishing paint
Situation, so that the painting effect of white fluorine carbon finishing paint improves, when being stirred to white fluorine carbon finishing paint, linear polysiloxanes are high
Strand is easy to become straight configuration from the state of curling by the effect of external force, so that the consistency drop of white fluorine carbon finishing paint
It is low, so that white fluorine carbon finishing paint is easier to be stirred, and then be conducive to stirring evenly for white fluorine carbon finishing paint, be conducive to titanium dioxide
And lotus leaf powder spreads more evenly across in white fluorine carbon finishing paint；Meanwhile containing element silicon in macromolecular chain, so that polysiloxanes
For heterochain macromolecule, be conducive to the flexibility for improving macromolecular chain, furthermore, since the bond distance of Si-O-Si and bond angle are all bigger,
Between key and key rotation so that polysiloxanes deformation occurs when, it is not easy to interact, thus be conducive to increase polysiloxanes
Deformation degree；In addition, silane coupling agent needs first to hydrolyze to form silanol in coupling process, hydroxyl and polysiloxanes on silanol
The hydroxyl of end group is easy dehydrating condensation, so that silane coupling agent is easy to be coupled with the end group of polysiloxanes, and it is silane coupled
Agent simultaneously by white fluorine carbon finishing paint titanium dioxide and lotus leaf powder be coupled with organic solvent so that polysiloxanes divides
Subchain increases, thus be conducive to improve the intensity of white fluorine carbon finishing paint, so that the hardness of white fluorine carbon finishing paint coating improves, so that
White fluorine carbon finishing paint coating is not easily susceptible to cracking.
The present invention is further arranged to: the side-chain radical of the polysiloxanes is symmetrical, and the polysiloxanes includes poly- diformazan
One of radical siloxane, polydiethylsiloxane, poly- dipropyl radical siloxane are a variety of.
By adopting the above technical scheme, symmetrically it is arranged by the side-chain radical of polysiloxanes, is conducive to improve polysiloxanes
The flexibility of macromolecular chain is conducive to improve white fluorine carbon finishing paint so that the deformation degree of polysiloxanes macromolecular chain increases
Thixotropy；Dimethyl silicone polymer is also provided simultaneously with the function of levelling agent, may advantageously facilitate white fluorine carbon finishing paint in drying and forming-film
During form smooth, uniform, smooth film so that the painting brushing effects of white fluorine carbon finishing paint coating improve.
The present invention is further arranged to: the side-chain radical of the polysiloxanes is non-polar group, the polysiloxanes
Including one of dimethyl silicone polymer, polydiethylsiloxane, poly- dipropyl radical siloxane or a variety of.
By adopting the above technical scheme, it is the setting of non-polar group by the side-chain radical of polysiloxanes, is conducive to mention
The flexibility of high polysiloxanes macromolecular chain, so that the macromolecular chain of polysiloxanes is easier, deformation occurs, so that macromolecular chain
Deformation degree it is bigger so that the thixotropy of white fluorine carbon finishing paint improves；Meanwhile dimethyl silicone polymer is also equipped with levelling
The function of agent, so that white fluorine carbon finishing paint is not allowed to be also easy to produce spot and spot in painting process, so that white fluorine carbon face
Lacquer coat uniformly, naturally, being conducive to improve the painting brushing effects of white fluorine carbon finishing paint coating.
The present invention is further arranged to: the strand of the polysiloxanes is saturation strand, and the polysiloxanes includes
One of dimethyl silicone polymer, polydiethylsiloxane, poly- dipropyl radical siloxane are a variety of.
It by adopting the above technical scheme, is the setting for being saturated strand by the side-chain radical of polysiloxanes, so that poly- silicon
It is not easy in the side-chain radical of oxygen alkane containing phenyl ring and conjugated double bond, to be conducive to improve the submissive of polysiloxanes macromolecular chain
Property, so that deformation degree of macromolecular chain when by external force and when external force removes is bigger, so that white fluorine carbon finishing paint
Viscosity and consistency be more suitable for practical application, be conducive to the thixotropy for improving white fluorine carbon finishing paint；Meanwhile dimethyl silicone polymer
It is also equipped with the function of levelling agent, so that the coating that white fluorine carbon finishing paint brushing is formed is more uniform, smooth, so that white fluorine carbon face
The painting brushing effects of lacquer coat are more preferable.
The present invention is further arranged to: the component A further includes the component of following mass fraction:
0.3-0.4 parts of ceramic powder.
By adopting the above technical scheme, by the setting of ceramic powder, be conducive to the light for improving white fluorine carbon finishing paint coating surface
Slippery is conducive to improve the resistance to of white fluorine carbon finishing paint coating so that white fluorine carbon finishing paint coating table surface is not easy to leave stain
Dirty ability；Meanwhile ceramic powder also helps the intensity for enhancing white fluorine carbon finishing paint, so that white fluorine carbon finishing paint coating is not easy out
It splits；In addition, the main component of ceramic powder is silicate, there is better compatibility, to make between silicic acid and silane coupling agent
Ceramic powder is obtained to be easier to be dispersed in white fluorine carbon finishing paint.
The present invention is further arranged to: the component A further includes the component of following mass fraction:
0.3-0.4 parts of mould inhibitor.
By adopting the above technical scheme, by the setting of mould inhibitor, be conducive to the mould for inhibiting white fluorine carbon finishing paint coating
Growth, is conducive to the cleaning for keeping white fluorine carbon finishing paint coating surface, and the white fluorine carbon finishing paint coating surface of reduction is easy to grow mould
Spot and the case where cause white fluorine carbon finishing paint coating to lose protection and decoration functions, pollute the environment.
The present invention is further arranged to: the component A further includes the component of following mass fraction:
0.3-0.4 parts of defoaming agent, the defoaming agent includes in silicone emulsion, polypropylene glycerol aether and polyoxypropylene
It is one or more.
By adopting the above technical scheme, by the setting of defoaming agent, be conducive to the surface tension for changing white fluorine carbon finishing paint, make
White fluorine carbon finishing paint is not allowed easy to foaming during stirring and reconciling, be easy to appear aperture after reducing white fluorine carbon finishing paint film
Or the case where flake, be conducive to the painting brushing effects for improving white fluorine carbon finishing paint coating.
The present invention is further arranged to: the component A further includes the component of following mass fraction:
0.3-0.4 parts of newtrex.
By adopting the above technical scheme, by the setting of newtrex, be conducive to the brushing performance for improving white fluorine carbon finishing paint,
So that the light for the white fluorine carbon finishing paint coating brushed is more preferable, so that the smoothness enhancing of white fluorine carbon finishing paint coating surface, has
Be conducive to improve the decorative effect of white fluorine carbon finishing paint coating while conducive to the anti-pollution characteristic for improving white fluorine carbon finishing paint coating,
So that white fluorine carbon finishing paint coating is more rich in color penetrating.
The present invention is further arranged to: the component B further includes promotor, the mass ratio of the curing agent and promotor
For 21:1.
By adopting the above technical scheme, by the setting of promotor, be conducive to the reaction speed for improving fluorocarbon resin curing reaction
Rate, so that the curing efficiency of fluorocarbon resin improves.
In conclusion the invention has the following advantages:
1. being conducive to the antifouling energy for enhancing white fluorine carbon finishing paint using the anti-pollution characteristic of lotus leaf powder by the way that lotus leaf powder is added
Power, so that the decoration functions of white fluorine carbon finishing paint are not readily susceptible to influence, meanwhile, lotus leaf powder also has waterproof performance, to make
Obtaining white fluorine carbon finishing paint coating has good waterproofness, is conducive to extend the service life of white fluorine carbon finishing paint coating, so that
White fluorine carbon finishing paint coating is not easy to be corroded；
2. be conducive to enhance the compatibility between lotus leaf powder and white fluorine carbon finishing paint by the way that silane coupling agent is added, so that
Lotus leaf powder is easier to be dispersed in white fluorine carbon finishing paint；
3. by the way that polysiloxanes is added, so that white fluorine carbon finishing paint has thixotropy, when white fluorine carbon finishing paint is in static
When state, linear polysiloxanes macromolecular chain is typically in the state of curling, so that the consistency of white fluorine carbon finishing paint increases, makes
The titanium dioxide and lotus leaf powder obtained in white fluorine carbon finishing paint is not easy to precipitate, and is conducive to titanium dioxide and lotus leaf powder in white fluorine carbon
It is uniformly dispersed in finishing coat, to be conducive to improve the resistant effect and waterproof effect of white fluorine carbon finishing paint, while being conducive to white
The painting of fluorine carbon finishing paint reduces white fluorine carbon finishing paint since consistency not enough leads to the case where being easy flowing after painting, when to white
When fluorine carbon finishing paint is stirred, linear polysiloxanes macromolecular chain is easy to be become stretching shape from the state of curling by the effect of external force
State is conducive to stirring evenly for white fluorine carbon finishing paint so that the consistency of white fluorine carbon finishing paint reduces, be conducive to titanium dioxide with
And lotus leaf powder spreads more evenly across in white fluorine carbon finishing paint；
4. containing element silicon in macromolecular chain, so that polysiloxanes is heterochain macromolecule, be conducive to improve macromolecular chain
Flexibility, furthermore, since the bond distance of Si-O-Si and bond angle are all bigger, in rotation so that polysiloxanes occurs between key and key
When deformation, it is not easy to interact, to be conducive to increase the deformation degree of polysiloxanes, so that the thixotroping of white fluorine carbon finishing paint
Property improve；
5. silane coupling agent needs first to hydrolyze to form silanol in coupling process, the hydroxyl on silanol and polysiloxanes end group
Hydroxyl is easy dehydrating condensation, so that silane coupling agent is easy to be coupled with the end group of polysiloxanes, and silane coupling agent is simultaneously
By in white fluorine carbon finishing paint titanium dioxide and lotus leaf powder be coupled with organic solvent so that the strand of polysiloxanes increases
It is long, to be conducive to improve the intensity of white fluorine carbon finishing paint, so that the hardness of white fluorine carbon finishing paint coating improves, so that white fluorine
Carbon finishing paint coating is not easily susceptible to cracking.
Specific embodiment
With reference to embodiments, invention is further described in detail.
In following embodiment, fluorocarbon resin uses the trade mark of Shanghai De Yu get trade Co., Ltd for the fluorine carbon tree of CX-802
Rouge.
In following embodiment, titanium dioxide use the article No. of the extensive sharp chemical products Co., Ltd in Zhengzhou for 966 titanium dioxide.
In following embodiment, dimethylbenzene uses Changzhou to edify the article No. of Chemical Co., Ltd. as 20180801 diformazan
Benzene.
In following embodiment, silane coupling agent uses the trade mark of Guangzhou Wei Lina Chemical Co., Ltd. for the silane of KH570
Coupling agent.
In following embodiment, ceramic powder use the article No. of Guangzhou Zhan Fei Chemical Industry Science Co., Ltd for 001 ceramic powder.
In following embodiment, mould inhibitor using in Guangzhou the model WS-4127 of ten thousand new material Co., Ltds it is mould proof
Agent.
In following embodiment, curing agent use the article No. of the multifarious Chemical Company in Jiangyin for 001 curing agent.
In following embodiment, promotor uses the article No. of Shanghai Zhen Yi Industrial Co., Ltd. for the promotor of DM.
Embodiment 1
A kind of white fluorine carbon finishing paint, is made of component A and component B.
Component A includes the component of following mass fraction:
75 parts of fluorocarbon resin；30 parts of titanium dioxide；20.4 parts of dimethylbenzene；11.4 parts of butyl acetate；1.5 parts of lotus leaf powder；Silane
3 parts of coupling agent；7.5 parts of polysiloxanes；
Component B includes the component of following mass fraction:
17.64 parts of curing agent；0.84 part of promotor.
In the present embodiment, polysiloxanes is dimethyl silicone polymer.
White fluorine carbon finishing paint the preparation method is as follows:
(1) preparation of component A: in the first reaction kettle of 200L, under normal temperature condition, being added fluorocarbon resin 15kg bottoming,
It is stirred with the revolving speed of 400r/min, titanium dioxide 30kg, lotus leaf powder 1.5kg, silane coupling agent KH570 is added while stirring
3kg, and the fluorocarbon resin of 15kg is added every 1min, divide 4 times and add, is uniformly mixing to obtain pre-composition；
Grinding: pre-composition being poured into three series connection horizontal sand mills and is ground, and grinding gained powder sieves with 100 mesh sieve, not
The secondary grinding of screened material；
Powder after grinding is rejoined in the first reaction kettle, add dimethylbenzene 20.4kg, butyl acetate 11.4kg,
Dimethyl silicone polymer 7.5kg stirs evenly up to component A；
(2) preparation of component B: in the second reaction kettle of 50L, under normal temperature condition, curing agent 17.64kg is added, promotes
Agent 0.84kg is stirred with the revolving speed of 400r/min, is stirred evenly up to component B；
(3) in the third reaction kettle of 200L, under normal temperature condition, uniformly mixed component A and uniformly mixed is added
Component B is stirred with the revolving speed of 400r/min, is stirred evenly up to white fluorine carbon finishing paint.
Embodiment 2
A kind of white fluorine carbon finishing paint, is made of component A and component B.
Component A includes the component of following mass fraction:
87.5 parts of fluorocarbon resin；35 parts of titanium dioxide；23.8 parts of dimethylbenzene；13.3 parts of butyl acetate；1.75 parts of lotus leaf powder；Silicon
3.5 parts of alkane coupling agent；8.75 parts of polysiloxanes；
Component B includes the component of following mass fraction:
20.79 parts of curing agent；0.99 part of promotor.
In the present embodiment, polysiloxanes is polydiethylsiloxane.
White fluorine carbon finishing paint the preparation method is as follows:
(1) preparation of component A: in the first reaction kettle of 200L, under normal temperature condition, fluorocarbon resin 17.5kg is added and beats
Bottom is stirred with the revolving speed of 400r/min, and titanium dioxide 35kg, lotus leaf powder 1.75kg, silane coupling agent are added while stirring
KH570 3.5kg, and the fluorocarbon resin of 17.5kg is added every 1min, divide 4 times and add, is uniformly mixing to obtain pre-composition；
Grinding: pre-composition being poured into three series connection horizontal sand mills and is ground, and grinding gained powder sieves with 100 mesh sieve, not
The secondary grinding of screened material；
Powder after grinding is rejoined in the first reaction kettle, add dimethylbenzene 23.8kg, butyl acetate 13.3kg,
Polydiethylsiloxane 8.75kg stirs evenly up to component A；
(2) preparation of component B: in the second reaction kettle of 50L, under normal temperature condition, curing agent 20.79kg is added, promotes
Agent 0.99kg is stirred with the revolving speed of 400r/min, is stirred evenly up to component B；
(3) in the third reaction kettle of 200L, under normal temperature condition, uniformly mixed component A and uniformly mixed is added
Component B is stirred with the revolving speed of 400r/min, is stirred evenly up to white fluorine carbon finishing paint.
Embodiment 3
A kind of white fluorine carbon finishing paint, is made of component A and component B.
Component A includes the component of following mass fraction:
100 parts of fluorocarbon resin；40 parts of titanium dioxide；27.2 parts of dimethylbenzene；15.2 parts of butyl acetate；2 parts of lotus leaf powder；Silane is even
4 parts of agent of connection；10 parts of polysiloxanes；
Component B includes the component of following mass fraction:
23.73 parts of curing agent；1.13 parts of promotor.
In the present embodiment, polysiloxanes is poly- dipropyl radical siloxane.
White fluorine carbon finishing paint the preparation method is as follows:
(1) preparation of component A: in the first reaction kettle of 200L, under normal temperature condition, being added fluorocarbon resin 20kg bottoming,
It is stirred with the revolving speed of 400r/min, titanium dioxide 40kg, lotus leaf powder 2kg, silane coupling agent KH570 is added while stirring
4kg, and the fluorocarbon resin of 20kg is added every 1min, divide 4 times and add, is uniformly mixing to obtain pre-composition；
Grinding: pre-composition being poured into three series connection horizontal sand mills and is ground, and grinding gained powder sieves with 100 mesh sieve, not
The secondary grinding of screened material；
Powder after grinding is rejoined in the first reaction kettle, add dimethylbenzene 27.2kg, butyl acetate 15.2kg,
Poly- dipropyl radical siloxane 10kg stirs evenly up to component A；
(2) preparation of component B: in the second reaction kettle of 50L, under normal temperature condition, curing agent 23.73kg is added, promotes
Agent 1.13kg is stirred with the revolving speed of 400r/min, is stirred evenly up to component B；
(3) in the third reaction kettle of 200L, under normal temperature condition, uniformly mixed component A and uniformly mixed is added
Component B is stirred with the revolving speed of 400r/min, is stirred evenly up to white fluorine carbon finishing paint.
Embodiment 4
A kind of white fluorine carbon finishing paint, is made of component A and component B.
Component A includes the component of following mass fraction:
87.5 parts of fluorocarbon resin；35 parts of titanium dioxide；23.8 parts of dimethylbenzene；13.3 parts of butyl acetate；1.75 parts of lotus leaf powder；Silicon
3.5 parts of alkane coupling agent；8.75 parts of polysiloxanes；0.3 part of ceramic powder；0.3 part of mould inhibitor；0.3 part of defoaming agent；Newtrex 0.3
Part；
Component B includes the component of following mass fraction:
20.79 parts of curing agent；0.99 part of promotor.
In the present embodiment, polysiloxanes is dimethyl silicone polymer.
In the present embodiment, defoaming agent is silicone emulsion.
White fluorine carbon finishing paint the preparation method is as follows:
(1) preparation of component A: in the first reaction kettle of 200L, under normal temperature condition, fluorocarbon resin 17.5kg is added and beats
Bottom is stirred with the revolving speed of 400r/min, and titanium dioxide 35kg, lotus leaf powder 1.75kg, silane coupling agent are added while stirring
KH570 3.5kg, ceramic powder 0.3kg, mould inhibitor 0.3kg, newtrex 0.3kg, and the fluorine carbon of 17.5kg is added every 1min
Resin divides 4 times and adds, is uniformly mixing to obtain pre-composition；
Grinding: pre-composition being poured into three series connection horizontal sand mills and is ground, and grinding gained powder sieves with 100 mesh sieve, not
The secondary grinding of screened material；
Powder after grinding is rejoined in the first reaction kettle, add dimethylbenzene 23.8kg, butyl acetate 13.3kg,
Dimethyl silicone polymer 8.75kg, silicone emulsion 0.3kg stir evenly up to component A；
(2) preparation of component B: in the second reaction kettle of 50L, under normal temperature condition, curing agent 20.79kg is added, promotes
Agent 0.99kg is stirred with the revolving speed of 400r/min, is stirred evenly up to component B；
(3) in the third reaction kettle of 200L, under normal temperature condition, uniformly mixed component A and uniformly mixed is added
Component B is stirred with the revolving speed of 400r/min, is stirred evenly up to white fluorine carbon finishing paint.
Embodiment 5
A kind of white fluorine carbon finishing paint, is made of component A and component B.
Component A includes the component of following mass fraction:
87.5 parts of fluorocarbon resin；35 parts of titanium dioxide；23.8 parts of dimethylbenzene；13.3 parts of butyl acetate；1.75 parts of lotus leaf powder；Silicon
3.5 parts of alkane coupling agent；8.75 parts of polysiloxanes；0.35 part of ceramic powder；0.35 part of mould inhibitor；0.35 part of defoaming agent；Newtrex
0.35 part；
Component B includes the component of following mass fraction:
20.79 parts of curing agent；0.99 part of promotor.
In the present embodiment, polysiloxanes is polydiethylsiloxane.
In the present embodiment, defoaming agent is polypropylene glycerol aether.
White fluorine carbon finishing paint the preparation method is as follows:
(1) preparation of component A: in the first reaction kettle of 200L, under normal temperature condition, fluorocarbon resin 17.5kg is added and beats
Bottom is stirred with the revolving speed of 400r/min, and titanium dioxide 35kg, lotus leaf powder 1.75kg, silane coupling agent are added while stirring
KH570 3.5kg, ceramic powder 0.35kg, mould inhibitor 0.35kg, newtrex 0.35kg, and the fluorine of 17.5kg is added every 1min
Carbon resin divides 4 times and adds, is uniformly mixing to obtain pre-composition；
Grinding: pre-composition being poured into three series connection horizontal sand mills and is ground, and grinding gained powder sieves with 100 mesh sieve, not
The secondary grinding of screened material；
Powder after grinding is rejoined in the first reaction kettle, add dimethylbenzene 23.8kg, butyl acetate 13.3kg,
Polydiethylsiloxane 8.75kg, polypropylene glycerol aether 0.35kg stir evenly up to component A；
(2) preparation of component B: in the second reaction kettle of 50L, under normal temperature condition, curing agent 20.79kg is added, promotes
Agent 0.99kg is stirred with the revolving speed of 400r/min, is stirred evenly up to component B；
(3) in the third reaction kettle of 200L, under normal temperature condition, uniformly mixed component A and uniformly mixed is added
Component B is stirred with the revolving speed of 400r/min, is stirred evenly up to white fluorine carbon finishing paint.
Embodiment 6
A kind of white fluorine carbon finishing paint, is made of component A and component B.
Component A includes the component of following mass fraction:
87.5 parts of fluorocarbon resin；35 parts of titanium dioxide；23.8 parts of dimethylbenzene；13.3 parts of butyl acetate；1.75 parts of lotus leaf powder；Silicon
3.5 parts of alkane coupling agent；8.75 parts of polysiloxanes；0.4 part of ceramic powder；0.4 part of mould inhibitor；0.4 part of defoaming agent；Newtrex 0.4
Part；
Component B includes the component of following mass fraction:
21 parts of curing agent；1 part of promotor.
In the present embodiment, polysiloxanes is poly- dipropyl radical siloxane.
In the present embodiment, defoaming agent is polyoxypropylene.
White fluorine carbon finishing paint the preparation method is as follows:
(1) preparation of component A: in the first reaction kettle of 200L, under normal temperature condition, fluorocarbon resin 17.5kg is added and beats
Bottom is stirred with the revolving speed of 400r/min, and titanium dioxide 35kg, lotus leaf powder 1.75kg, silane coupling agent are added while stirring
KH570 3.5kg, ceramic powder 0.4kg, mould inhibitor 0.4kg, newtrex 0.4kg, and the fluorine carbon of 17.5kg is added every 1min
Resin divides 4 times and adds, is uniformly mixing to obtain pre-composition；
Grinding: pre-composition being poured into three series connection horizontal sand mills and is ground, and grinding gained powder sieves with 100 mesh sieve, not
The secondary grinding of screened material；
Powder after grinding is rejoined in the first reaction kettle, add dimethylbenzene 23.8kg, butyl acetate 13.3kg,
Poly- dipropyl radical siloxane 8.75kg, polyoxypropylene 0.4kg stir evenly up to component A；
(2) in the second reaction kettle of 50L, under normal temperature condition, curing agent 21kg, promotor the preparation of component B: is added
1kg is stirred with the revolving speed of 400r/min, is stirred evenly up to component B；
(3) in the third reaction kettle of 200L, under normal temperature condition, uniformly mixed component A and uniformly mixed is added
Component B is stirred with the revolving speed of 400r/min, is stirred evenly up to white fluorine carbon finishing paint.
Comparative example 1
A kind of white fluorine carbon finishing paint, is made of component A and component B.
Component A includes the component of following mass fraction:
87.5 parts of fluorocarbon resin；35 parts of titanium dioxide；23.8 parts of dimethylbenzene；13.3 parts of butyl acetate；
Component B includes the component of following mass fraction:
19.11 parts of curing agent；0.91 part of promotor.
White fluorine carbon finishing paint the preparation method is as follows:
(1) preparation of component A: in the first reaction kettle of 200L, under normal temperature condition, fluorocarbon resin 17.5kg is added and beats
Bottom is stirred with the revolving speed of 400r/min, titanium dioxide 35kg is added while stirring, and the fluorine carbon of 17.5kg is added every 1min
Resin divides 4 times and adds, is uniformly mixing to obtain pre-composition；
Grinding: pre-composition being poured into three series connection horizontal sand mills and is ground, and grinding gained powder sieves with 100 mesh sieve, not
The secondary grinding of screened material；
Powder after grinding is rejoined in the first reaction kettle, dimethylbenzene 23.8kg, butyl acetate 13.3kg are added,
It stirs evenly up to component A；
(2) preparation of component B: in the second reaction kettle of 50L, under normal temperature condition, curing agent 19.11kg is added, promotes
Agent 0.91kg is stirred with the revolving speed of 400r/min, is stirred evenly up to component B；
(3) in the third reaction kettle of 200L, under normal temperature condition, uniformly mixed component A and uniformly mixed is added
Component B is stirred with the revolving speed of 400r/min, is stirred evenly up to white fluorine carbon finishing paint.
Comparative example 2
A kind of white fluorine carbon finishing paint, is made of component A and component B.
Component A includes the component of following mass fraction:
87.5 parts of fluorocarbon resin；35 parts of titanium dioxide；23.8 parts of dimethylbenzene；13.3 parts of butyl acetate；1.75 parts of lotus leaf powder；Silicon
3.5 parts of alkane coupling agent；8.75 parts of polysiloxanes；
Component B includes the component of following mass fraction:
20.79 parts of curing agent；0.99 part of promotor.
In the present embodiment, polysiloxanes is polymethyl siloxane.
White fluorine carbon finishing paint the preparation method is as follows:
(1) preparation of component A: in the first reaction kettle of 200L, under normal temperature condition, fluorocarbon resin 17.5kg is added and beats
Bottom is stirred with the revolving speed of 400r/min, and titanium dioxide 35kg, lotus leaf powder 1.75kg, silane coupling agent are added while stirring
KH570 3.5kg, and the fluorocarbon resin of 17.5kg is added every 1min, divide 4 times and add, is uniformly mixing to obtain pre-composition；
Grinding: pre-composition being poured into three series connection horizontal sand mills and is ground, and grinding gained powder sieves with 100 mesh sieve, not
The secondary grinding of screened material；
Powder after grinding is rejoined in the first reaction kettle, add dimethylbenzene 23.8kg, butyl acetate 13.3kg,
Polymethyl siloxane 8.75kg stirs evenly up to component A；
(2) preparation of component B: in the second reaction kettle of 50L, under normal temperature condition, curing agent 20.79kg is added, promotes
Agent 0.99kg is stirred with the revolving speed of 400r/min, is stirred evenly up to component B；
(3) in the third reaction kettle of 200L, under normal temperature condition, uniformly mixed component A and uniformly mixed is added
Component B is stirred with the revolving speed of 400r/min, is stirred evenly up to white fluorine carbon finishing paint.
Comparative example 3
A kind of white fluorine carbon finishing paint, is made of component A and component B.
Component A includes the component of following mass fraction:
87.5 parts of fluorocarbon resin；35 parts of titanium dioxide；23.8 parts of dimethylbenzene；13.3 parts of butyl acetate；1.75 parts of lotus leaf powder；Silicon
3.5 parts of alkane coupling agent；8.75 parts of polysiloxanes；
Component B includes the component of following mass fraction:
20.79 parts of curing agent；0.99 part of promotor.
In the present embodiment, polysiloxanes is poly- diamino radical siloxane.
White fluorine carbon finishing paint the preparation method is as follows:
(1) preparation of component A: in the first reaction kettle of 200L, under normal temperature condition, fluorocarbon resin 17.5kg is added and beats
Bottom is stirred with the revolving speed of 400r/min, and titanium dioxide 35kg, lotus leaf powder 1.75kg, silane coupling agent are added while stirring
KH570 3.5kg, and the fluorocarbon resin of 17.5kg is added every 1min, divide 4 times and add, is uniformly mixing to obtain pre-composition；
Grinding: pre-composition being poured into three series connection horizontal sand mills and is ground, and grinding gained powder sieves with 100 mesh sieve, not
The secondary grinding of screened material；
Powder after grinding is rejoined in the first reaction kettle, add dimethylbenzene 23.8kg, butyl acetate 13.3kg,
Poly- diamino radical siloxane 8.75kg stirs evenly up to component A；
(2) preparation of component B: in the second reaction kettle of 50L, under normal temperature condition, curing agent 20.79kg is added, promotes
Agent 0.99kg is stirred with the revolving speed of 400r/min, is stirred evenly up to component B；
(3) in the third reaction kettle of 200L, under normal temperature condition, uniformly mixed component A and uniformly mixed is added
Component B is stirred with the revolving speed of 400r/min, is stirred evenly up to white fluorine carbon finishing paint.
Comparative example 4
A kind of white fluorine carbon finishing paint, is made of component A and component B.
Component A includes the component of following mass fraction:
87.5 parts of fluorocarbon resin；35 parts of titanium dioxide；23.8 parts of dimethylbenzene；13.3 parts of butyl acetate；1.75 parts of lotus leaf powder；Silicon
3.5 parts of alkane coupling agent；8.75 parts of polysiloxanes；
Component B includes the component of following mass fraction:
20.79 parts of curing agent；0.99 part of promotor.
In the present embodiment, polysiloxanes is phenyl silicone.
White fluorine carbon finishing paint the preparation method is as follows:
(1) preparation of component A: in the first reaction kettle of 200L, under normal temperature condition, fluorocarbon resin 17.5kg is added and beats
Bottom is stirred with the revolving speed of 400r/min, and titanium dioxide 35kg, lotus leaf powder 1.75kg, silane coupling agent are added while stirring
KH570 3.5kg, and the fluorocarbon resin of 17.5kg is added every 1min, divide 4 times and add, is uniformly mixing to obtain pre-composition；
Grinding: pre-composition being poured into three series connection horizontal sand mills and is ground, and grinding gained powder sieves with 100 mesh sieve, not
The secondary grinding of screened material；
Powder after grinding is rejoined in the first reaction kettle, add dimethylbenzene 23.8kg, butyl acetate 13.3kg,
Phenyl silicone 8.75kg stirs evenly up to component A；
(2) preparation of component B: in the second reaction kettle of 50L, under normal temperature condition, curing agent 20.79kg is added, promotes
Agent 0.99kg is stirred with the revolving speed of 400r/min, is stirred evenly up to component B；
(3) in the third reaction kettle of 200L, under normal temperature condition, uniformly mixed component A and uniformly mixed is added
Component B is stirred with the revolving speed of 400r/min, is stirred evenly up to white fluorine carbon finishing paint.
Each embodiment and the detection data of comparative example are shown in Table 1-2.
Experiment 1
White fluorine carbon is detected according to the infusion process in GB/T9780-2005 " Test method for dirt resistance of film of architectural coatings and paint "
Finishing coat stain resistance grade.
Experiment 2
According to the predetermined processing test plate (panel) of GB/T9271-2008 " paint and varnish standard test plate (panel) ", then according to GB/
T10299-2011 " heat-insulating material hydrophobic test method " detects the hydrophobic rate (%) of white fluorine carbon finishing paint coating.
Experiment 3
It is detected according to QB/T1545-1992 " ceramic mud relative viscosity, relative flow and thixotropy measuring method " white
The thixotropy of color fluorine carbon finishing paint.
Experiment 4
According to the predetermined processing test plate (panel) of GB/T9271-2008 " paint and varnish standard test plate (panel) ", then according to GB/T6739-
2006 " paint and varnish pencil method measures hardness of paint film " detect the hardness of white fluorine carbon finishing paint coating.
Table 1
| Comparative example 1 | Comparative example 2 | Comparative example 3 | Comparative example 4 | |
| Stain resistance grade | 3, it is medium | 2, slightly | 2, slightly | 2, slightly |
| Hydrophobic rate | 89 | 94 | 96 | 95 |
| Thixotropy | 23 | 51 | 55 | 54 |
| Hardness | 2H | 3H | 3H | 3H |
Table 2
It can be obtained according to embodiment 1-3 in table 1 and table 2 and the data comparison of comparative example 1, by the way that lotus leaf powder is added, favorably
In the anti-pollution characteristic for enhancing white fluorine carbon finishing paint coating, so that white fluorine carbon finishing paint coating is not easy to stain, to be conducive to white
Color fluorine carbon finishing paint coating plays decoration and defencive function；Meanwhile lotus leaf powder is conducive to improve the hydrophobicity of white fluorine carbon finishing paint, makes
The waterproof performance for obtaining white fluorine carbon finishing paint improves.By the way that silane coupling agent and polysiloxanes is added, since polysiloxanes is line
Elastomeric state is presented in type macromolecule and polysiloxanes at normal temperature, and strand has flexibility, so that the strand of polysiloxanes
When by external force can deformation occurs so that white fluorine carbon finishing paint has thixotropy, so that at white fluorine carbon finishing paint
Polysiloxanes macromolecular chain, which is in, when static condition curls state, so that the consistency of white fluorine carbon finishing paint and viscosity increase
Greatly, so that the fillers such as titanium dioxide and lotus leaf powder in white fluorine carbon finishing paint are wrapped up by white fluorine carbon finishing paint and are not easy to precipitate,
Be conducive to the uniform fillings such as titanium dioxide and lotus leaf powder to be distributed in white fluorine carbon finishing paint, while white fluorine carbon finishing paint is in
Polysiloxanes macromolecular chain is in straight configuration when agitated conditions, so that the consistency of white fluorine carbon finishing paint and viscosity reduce,
Convenient for stirring evenly for white fluorine carbon finishing paint；In addition, silane coupling agent hydrolyzes to form silanol in coupling Shi Huixian, the hydroxyl on silanol
Base is easy to be condensed with the hydroxyls dehydrate of polysiloxanes end group, so that silane coupling agent is coupled with polysiloxanes, while silane coupled
Agent in white fluorine carbon finishing paint inorganic filler and organic solvent couple, be conducive to extend the strand of polysiloxanes so that
The intensity of white fluorine carbon finishing paint improves, so that the hardness of white fluorine carbon finishing paint coating improves, so that white fluorine carbon finishing paint applies
Layer is not easily susceptible to cracking.
It can be obtained according to embodiment 1-3 in table 1 and table 2 and the data comparison of comparative example 2, pass through the side chain radical of polysiloxanes
The symmetrical setting of group, so that the flexibility of polysiloxanes macromolecular chain improves, to be conducive to increase polysiloxanes macromolecular chain
Deformation degree so that the thixotropy of white fluorine carbon finishing paint increases.
It can be obtained according to embodiment 1-3 in table 1 and table 2 and the data comparison of comparative example 3, pass through the side chain radical of polysiloxanes
Group is the setting of non-polar group, so that the flexibility of polysiloxanes macromolecular chain improves, to be conducive to increase polysiloxanes
The deformation degree of macromolecular chain, so that the thixotropy of white fluorine carbon finishing paint increases.
It can be obtained according to embodiment 1-3 in table 1 and table 2 and the data comparison of comparative example 4, pass through the strand of polysiloxanes
For the setting for being saturated strand, so that the flexibility of polysiloxanes macromolecular chain improves, to be conducive to increase polysiloxanes height
The deformation degree of strand, so that the thixotropy of white fluorine carbon finishing paint increases.
It can be obtained according to the data comparison of embodiment 1-3 in table 2 and embodiment 4-6, by the way that ceramic powder and mould inhibitor is added,
The antifouling capacity of white fluorine carbon finishing paint coating can be improved to a certain extent；It can also be increased to a certain extent by the way that ceramic powder is added
The intensity of strong white fluorine carbon finishing paint, so that the hardness of white fluorine carbon finishing paint coating improves, so that white fluorine carbon finishing paint coating is not allowed
It is easy to crack.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (9)
1. a kind of white fluorine carbon finishing paint, it is characterized in that: being made of component A and component B, the quality of the component A and component B
Than for 7.5-8.5:1；
The component A includes the component of following mass fraction:
75-100 parts of fluorocarbon resin；
30-40 parts of titanium dioxide；
20.4-27.2 parts of dimethylbenzene；
11.4-15.2 parts of butyl acetate；
1.5-2 parts of lotus leaf powder；
3-4 parts of silane coupling agent；
7.5-10 parts of polysiloxanes, the polysiloxanes is linear macromolecule chain, and the end group at the polysiloxanes both ends is respectively
Hydroxyl and hydrogen；
The component B includes curing agent.
2. white fluorine carbon finishing paint according to claim 1, it is characterized in that: the side-chain radical of the polysiloxanes is symmetrical, institute
Stating polysiloxanes includes one of dimethyl silicone polymer, polydiethylsiloxane, poly- dipropyl radical siloxane or a variety of.
3. white fluorine carbon finishing paint according to claim 1, it is characterized in that: the side-chain radical of the polysiloxanes is non-pole
Property group, the polysiloxanes include one of dimethyl silicone polymer, polydiethylsiloxane, poly- dipropyl radical siloxane or
It is a variety of.
4. white fluorine carbon finishing paint according to claim 1, it is characterized in that: the strand of the polysiloxanes is saturation molecule
Chain, the polysiloxanes include one of dimethyl silicone polymer, polydiethylsiloxane, poly- dipropyl radical siloxane or more
Kind.
5. white fluorine carbon finishing paint according to claim 1 to 4, it is characterized in that: the component A further includes following quality
The component of number:
0.3-0.4 parts of ceramic powder.
6. white fluorine carbon finishing paint according to claim 1 to 4, it is characterized in that: the component A further includes following quality
The component of number:
0.3-0.4 parts of mould inhibitor.
7. white fluorine carbon finishing paint according to claim 1 to 4, it is characterized in that: the component A further includes following quality
The component of number:
0.3-0.4 parts of defoaming agent, the defoaming agent includes one of silicone emulsion, polypropylene glycerol aether and polyoxypropylene
Or it is a variety of.
8. white fluorine carbon finishing paint according to claim 1 to 4, it is characterized in that: the component A further includes following quality
The component of number:
0.3-0.4 parts of newtrex.
9. white fluorine carbon finishing paint according to claim 1 to 4, it is characterized in that: the component B further includes promotor,
The mass ratio of the curing agent and promotor is 21:1.
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| CN115058158A (en) * | 2022-05-26 | 2022-09-16 | 广西民族大学 | Dihydroxy hydrogenated rosin modified fluorocarbon anticorrosive paint and preparation method thereof |
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