CN110183580A - A kind of non-sticky type coating and preparation method thereof - Google Patents
A kind of non-sticky type coating and preparation method thereof Download PDFInfo
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- CN110183580A CN110183580A CN201910411579.3A CN201910411579A CN110183580A CN 110183580 A CN110183580 A CN 110183580A CN 201910411579 A CN201910411579 A CN 201910411579A CN 110183580 A CN110183580 A CN 110183580A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F251/00—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof
- C08F251/02—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof on to cellulose or derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F259/00—Macromolecular compounds obtained by polymerising monomers on to polymers of halogen containing monomers as defined in group C08F14/00
- C08F259/08—Macromolecular compounds obtained by polymerising monomers on to polymers of halogen containing monomers as defined in group C08F14/00 on to polymers containing fluorine
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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
- C09D151/00—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
- C09D151/003—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
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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
- C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
- C09D5/1662—Synthetic film-forming substance
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Abstract
The invention belongs to technical field of chemical paint, and in particular to a kind of non-sticky type coating and preparation method thereof；A kind of composition of non-sticky type coating proposed by the present invention includes following substance: the modified tetrafluoro ethylene of 20-30 part according to the mass fraction, 5-8 parts of poly- acetate fiber, 6-10 parts MMA, 7-8 part BA, 4-6 part HEA, 0.1-0.5 part initiator, 0.5-1 parts of emulsifier, 100 parts of distilled water；The non-sticky coating that the present invention is prepared by emulsion polymerization, the adhesion property coated in coated article is excellent, retouching property is good, and hardness of film, stain resistance, weatherability and hydrolytic resistance are very outstanding；And can be good at the attachment of the dust-proof only fouls such as dust and oiliness, even if having foul to be attached to is also to be easily washable above.
Description
Technical field
The invention belongs to technical field of chemical paint, and in particular to a kind of non-sticky type coating and preparation method thereof.
Background technique
We often in contact with desktop or the place such as metope often have the fouls such as greasy dirt, sweat, dust and leave, and
If the processing of these fouls is not in time, the sense organ of user is influenced very much, while dealing with is also very to be not easy.
Chinese patent CN105518091B discloses a kind of can be obtained by being once coated with coating and coated article
Adhesion is excellent and the Coating material composition of retouching property, hardness of film, stain resistance, weatherability and the excellent film of hydrolytic resistance
Object.The present invention is a kind of coating composition, contains (A) hydroxy acryl acid resin, (B) hydroxyl group containing polyester resin, (C) coloring
Pigment and/or colour lustre pigments and (D) polyisocyanate compounds, which is characterized in that hydroxyl group containing polyester resin (B) is to pass through packet
It is with the hydroxyl value of polyacid reacted containing the polyalcohol of cyclic polyol alcoholic compound (b1) with urea acrylate structure
The polyester resin of 20mgKOH/g to 250mgKOH/g, on the basis of total resin solid content of (A) and (B) ingredient, hydroxyl is poly-
The solid component content of ester resin (B) is 5 mass % to 60 mass %, but the coating of this method preparation can not effectively be prevented
Dirt；
Chinese patent CN103614032B discloses a kind of water paint, including methyl silanol potassium and with emulsification
Wetting agent；After the surface of wall of oil pollution, wetting agent penetrates into greasy surfaces for water paint brushing of the invention, and oil is emulsified
It at droplet, into coating, with methyl silanol nak response in coating, is solidificated in coating, becomes the filler of coating, reach beauty
Change clean purpose, such metope can be reduced and renovate the pretreatment for being.Meanwhile the lotion of high anti-pollution is selected, it is common with organosilicon
Effect, keeps the coating surface to be formed easy to clean, provides long-term decoration and defencive function.In addition, water paint of the invention by
In containing silicone ingredients, there is preferable antifouling property, but the coating of this method preparation can not be effective dust-proof.
Therefore, we have invented a kind of non-sticky type coating and preparation method thereof, this material energy in order to solve these problems
Enough very good solution issue noted above, reach good dust-proof effect.
Summary of the invention
In order to achieve the purpose that in background technique, non-sticky type coating proposed by the present invention and preparation method thereof；The present invention
The non-sticky coating prepared by emulsion polymerization, the adhesion property coated in coated article is excellent, retouching property is good, hardness of film,
Stain resistance, weatherability and hydrolytic resistance are very outstanding；It can be good at the attachment for preventing the fouls such as dust and oiliness,
Even if having foul to be attached to is also to be easily washable above.
What the present invention realized by the following technical solutions
A kind of non-sticky type coating and preparation method thereof, it is characterised in that: the preparation method of the non-sticky type coating
It is as follows:
(1) preparation of pre-emulsification agent
By temperature of reaction kettle control under the conditions of 20-25 DEG C, by 50 parts of distilled water, 0.1-0.5 parts of initiator, 0.5-
1 part of emulsifier is separately added into reaction kettle, opens mechanical agitator, and revolving speed is controlled in 400-500rpm, is stirred 20-30
After minute, then by BA, 4-6 of 20-30 parts modified tetrafluoro ethylene, 5-8 parts of poly- acetate fiber, 6-10 parts MMA, 7-8 part
The HEA of part is added in reaction kettle, after carrying out mixed at high speed 10-20 minutes, stops stirring for the taking-up of obtained mixture, is placed in
The containers for future use of sealing, the substance are exactly pre-emulsification agent；
(2) preparation of non-sticky type coating
By temperature of reaction kettle control at 65-75 DEG C, mechanical agitator revolving speed is controlled in 250-300rpm, is taken in step (1)
Reaction 1-3 hours is carried out in 1/10 plus people's reaction kettle of the pre-emulsification agent of preparation, the perseverance when lotion becomes indigo plant, on the reaction kettle left side
It is added in pressure titration pipe by the 9/10 of the pre-emulsification agent prepared in step (1), is then added dropwise with the speed of 1 second/drop；Anti-
The mixed liquor that 0.1-0.3 parts of reducing agent and 10 parts of distilled water are added in the buret on the right side of kettle is answered, then with 10 seconds/drop
Speed be added dropwise, when be added dropwise completely after, then by reaction temperature increase 2-4 DEG C, carry out reaction 1-2 hour, stop heat, it is cold
When but to room temperature, solution is taken out, packaging is sealed, which is exactly non-sticky type coating, in use, directly being sprayed
?.
Further, the modified tetrafluoro ethylene is, at 60 DEG C, 50-60 according to the mass fraction to be added into reaction kettle
Tetrafluoroacetate, 20-30 parts of the carbon tetrachloride solution, 10-20 parts of polytetrafluoroethylene (PTFE) of part, control agitator speed are 200-
300rpm is dissolved completely in solvent to polytetrafluoroethylene (PTFE), and 2-5 parts of pair is added in the constant pressure buret on one side of reaction kettle
Phenylenediamine, when starting to be added dropwise, rate of addition is that the speed of 5s/ drop is added dropwise, and the constant pressure in the another side of reaction kettle titrates
4-6 parts of 40% sodium aluminate solution is added in pipe, when starting to be added dropwise, rate of addition is that the speed of 1s/ drop is added dropwise,
It after being added dropwise completely, after progress isothermal reaction 2 hours, heats up 3 DEG C, continues insulation reaction 1 hour, then stop heating, certainly to it
It is so sealed for use after cooling, which is exactly modified tetrafluoro ethylene.
Further, the initiator is, is 5-8 parts of sodium peroxydisulfate, 2-4 parts of ammonium persulfate, 10- by mass fraction
20 parts of distilled water is added in reaction kettle, the substance obtained after mixing.
Further, the emulsifier is, by 2-5 parts of sodium laurate, 5-8 parts of dodecyl sodium sulfate, 3-5 parts
C0-436,10-20 parts of distilled water carries out the substance that reaction is prepared under the conditions of 50-60 DEG C.
Further, the reducing agent is, by mass fraction be 3-6 parts of sodium hydrogensulfite, 2-3 parts of sodium hypochlorite,
5-10 parts of distilled water is added in reaction kettle, the substance obtained after mixing.
Further, the poly- acetate fiber is, the degree of polymerization is 10,000 or more and there is no the substances of crystallization.
Further, in the claim 2, the time that the pre-emulsification agent of preparation is placed no more than 8 hours, needs existing
With now matching.
Beneficial to benefit
1, the non-sticky coating that the present invention is prepared by emulsion polymerization, the adhesion property coated in coated article is excellent, moistens
Decorations property is good, and hardness of film, stain resistance, weatherability and hydrolytic resistance are very outstanding；
2, the non-sticky coating that the present invention is prepared by emulsion polymerization, can be good at preventing dust and oiliness etc. dirty
The attachment of object, even if having foul to be attached to is also to be easily washable above.
Specific embodiment
In order to keep the purpose of the present invention, technical scheme and beneficial effects clearer, below in conjunction with experimental data, to this
The preferred embodiment of invention is described in detail, to facilitate the technical staff to understand.
Embodiment 1
A kind of preparation method of non-sticky type coating the following steps are included:
(1) preparation of pre-emulsification agent
By temperature of reaction kettle control under the conditions of 20-25 DEG C, by 50 parts of distilled water, 0.5 part of initiator, 0.8 part
Emulsifier is separately added into reaction kettle, opens mechanical agitator, and revolving speed is controlled in 400-500rpm, is stirred 20-30 minutes
Afterwards, then by 30 parts of modified tetrafluoro ethylene, 5 parts of poly- acetate fiber, 8 parts of MMA, 8 parts of BA, 6 parts of HEA reaction kettle is added
In, after carrying out mixed at high speed 10-20 minutes, stops stirring and takes out obtained mixture, be placed in the containers for future use of sealing,
The substance is exactly pre-emulsification agent；
(2) preparation of non-sticky type coating
By temperature of reaction kettle control at 65-75 DEG C, mechanical agitator revolving speed is controlled in 250-300rpm, is taken in step (1)
Reaction 1-3 hours is carried out in 1/10 plus people's reaction kettle of the pre-emulsification agent of preparation, the perseverance when lotion becomes indigo plant, on the reaction kettle left side
It is added in pressure titration pipe by the 9/10 of the pre-emulsification agent prepared in step (1), is then added dropwise with the speed of 1 second/drop；Anti-
The mixed liquor that 0.3 part of reducing agent and 10 parts of distilled water are added in the buret on the right side of kettle is answered, then with the speed of 10 seconds/drop
Degree is added dropwise, and is increased 2-4 DEG C after being added dropwise completely, then by reaction temperature, is carried out reaction 1-2 hours, stops heating, be cooled to
When room temperature, solution is taken out, is sealed packaging, which is exactly non-sticky type coating, in use, directly being sprayed i.e.
It can.
Wherein, the modified tetrafluoro ethylene is, at 60 DEG C, the four of 60 parts according to the mass fraction to be added into reaction kettle
Fluoroacetic acid, 20 parts of carbon tetrachloride solution, 20 parts of polytetrafluoroethylene (PTFE), control agitator speed is 200-300rpm, to poly- four
Vinyl fluoride is dissolved completely in solvent, and 5 parts of p-phenylenediamine is added in the constant pressure buret on one side of reaction kettle, starts to be added dropwise
When, rate of addition is that the speed of 5s/ drop is added dropwise, and 6 parts are added in the constant pressure buret of the another side of reaction kettle
40% sodium aluminate solution, when starting to be added dropwise, rate of addition is that the speed of 1s/ drop is added dropwise, and after being added dropwise completely, is carried out
It after isothermal reaction 2 hours, heats up 3 DEG C, continues insulation reaction 1 hour, then stop heating, be sealed after its natural cooling
For use, which is exactly modified tetrafluoro ethylene.
Wherein, the initiator is, is 8 parts of sodium peroxydisulfate, 2 parts of ammonium persulfate, 20 parts of steaming by mass fraction
Distilled water is added in reaction kettle, the substance obtained after mixing.
Further, the emulsifier is, by 5 parts of sodium laurate, 8 parts of dodecyl sodium sulfate, 3 parts of C0-
436,10 parts of distilled water carries out the substance that reaction is prepared under the conditions of 50-60 DEG C.
Wherein, the reducing agent is, is 6 parts of sodium hydrogensulfite, 3 parts of sodium hypochlorite, 10 parts by mass fraction
Distilled water is added in reaction kettle, the substance obtained after mixing.
Embodiment 2
A kind of preparation method of non-sticky type coating the following steps are included:
(1) preparation of pre-emulsification agent
By temperature of reaction kettle control under the conditions of 20-25 DEG C, by 50 parts of distilled water, 0.3 part of initiator, 0.6 part
Emulsifier is separately added into reaction kettle, opens mechanical agitator, and revolving speed is controlled in 400-500rpm, is stirred 20-30 minutes
Afterwards, then by 25 parts of modified tetrafluoro ethylene, 6 parts of poly- acetate fiber, 8 parts of MMA, 8 parts of BA, 5 parts of HEA reaction kettle is added
In, after carrying out mixed at high speed 10-20 minutes, stops stirring and takes out obtained mixture, be placed in the containers for future use of sealing,
The substance is exactly pre-emulsification agent；
(2) preparation of non-sticky type coating
By temperature of reaction kettle control at 65-75 DEG C, mechanical agitator revolving speed is controlled in 250-300rpm, is taken in step (1)
Reaction 1-3 hours is carried out in 1/10 plus people's reaction kettle of the pre-emulsification agent of preparation, the perseverance when lotion becomes indigo plant, on the reaction kettle left side
It is added in pressure titration pipe by the 9/10 of the pre-emulsification agent prepared in step (1), is then added dropwise with the speed of 1 second/drop；Anti-
The mixed liquor that 0.3 part of reducing agent and 10 parts of distilled water are added in the buret on the right side of kettle is answered, then with the speed of 10 seconds/drop
Degree is added dropwise, and is increased 2-4 DEG C after being added dropwise completely, then by reaction temperature, is carried out reaction 1-2 hours, stops heating, be cooled to
When room temperature, solution is taken out, is sealed packaging, which is exactly non-sticky type coating, in use, directly being sprayed i.e.
It can.
Wherein, the modified tetrafluoro ethylene is, at 60 DEG C, the four of 60 parts according to the mass fraction to be added into reaction kettle
Fluoroacetic acid, 20 parts of carbon tetrachloride solution, 20 parts of polytetrafluoroethylene (PTFE), control agitator speed is 200-300rpm, to poly- four
Vinyl fluoride is dissolved completely in solvent, and 5 parts of p-phenylenediamine is added in the constant pressure buret on one side of reaction kettle, starts to be added dropwise
When, rate of addition is that the speed of 5s/ drop is added dropwise, and 6 parts are added in the constant pressure buret of the another side of reaction kettle
40% sodium aluminate solution, when starting to be added dropwise, rate of addition is that the speed of 1s/ drop is added dropwise, and after being added dropwise completely, is carried out
It after isothermal reaction 2 hours, heats up 3 DEG C, continues insulation reaction 1 hour, then stop heating, be sealed after its natural cooling
For use, which is exactly modified tetrafluoro ethylene.
Wherein, the initiator is, is 8 parts of sodium peroxydisulfate, 2 parts of ammonium persulfate, 20 parts of steaming by mass fraction
Distilled water is added in reaction kettle, the substance obtained after mixing.
Further, the emulsifier is, by 5 parts of sodium laurate, 8 parts of dodecyl sodium sulfate, 3 parts of C0-
436,10 parts of distilled water carries out the substance that reaction is prepared under the conditions of 50-60 DEG C.
Wherein, the reducing agent is, is 6 parts of sodium hydrogensulfite, 3 parts of sodium hypochlorite, 10 parts by mass fraction
Distilled water is added in reaction kettle, the substance obtained after mixing.
Embodiment 3
A kind of preparation method of non-sticky type coating the following steps are included:
(1) preparation of pre-emulsification agent
By temperature of reaction kettle control under the conditions of 20-25 DEG C, by 50 parts of distilled water, 0.5 part of initiator, 1 part of cream
Agent is separately added into reaction kettle, opens mechanical agitator, and revolving speed is controlled in 400-500rpm, after being stirred 20-30 minutes,
Reaction kettle is added in 30 parts of modified tetrafluoro ethylene, 5 parts of poly- acetate fiber, 10 parts of MMA, 7 parts of BA, 6 parts of HEA again
In, after carrying out mixed at high speed 10-20 minutes, stops stirring and takes out obtained mixture, be placed in the containers for future use of sealing,
The substance is exactly pre-emulsification agent；
(2) preparation of non-sticky type coating
By temperature of reaction kettle control at 65-75 DEG C, mechanical agitator revolving speed is controlled in 250-300rpm, is taken in step (1)
Reaction 1-3 hours is carried out in 1/10 plus people's reaction kettle of the pre-emulsification agent of preparation, the perseverance when lotion becomes indigo plant, on the reaction kettle left side
It is added in pressure titration pipe by the 9/10 of the pre-emulsification agent prepared in step (1), is then added dropwise with the speed of 1 second/drop；Anti-
The mixed liquor that 0.3 part of reducing agent and 10 parts of distilled water are added in the buret on the right side of kettle is answered, then with the speed of 10 seconds/drop
Degree is added dropwise, and is increased 2-4 DEG C after being added dropwise completely, then by reaction temperature, is carried out reaction 1-2 hours, stops heating, be cooled to
When room temperature, solution is taken out, is sealed packaging, which is exactly non-sticky type coating, in use, directly being sprayed i.e.
It can.
Wherein, the modified tetrafluoro ethylene is, at 60 DEG C, the four of 60 parts according to the mass fraction to be added into reaction kettle
Fluoroacetic acid, 20 parts of carbon tetrachloride solution, 20 parts of polytetrafluoroethylene (PTFE), control agitator speed is 200-300rpm, to poly- four
Vinyl fluoride is dissolved completely in solvent, and 5 parts of p-phenylenediamine is added in the constant pressure buret on one side of reaction kettle, starts to be added dropwise
When, rate of addition is that the speed of 5s/ drop is added dropwise, and 6 parts are added in the constant pressure buret of the another side of reaction kettle
40% sodium aluminate solution, when starting to be added dropwise, rate of addition is that the speed of 1s/ drop is added dropwise, and after being added dropwise completely, is carried out
It after isothermal reaction 2 hours, heats up 3 DEG C, continues insulation reaction 1 hour, then stop heating, be sealed after its natural cooling
For use, which is exactly modified tetrafluoro ethylene.
Wherein, the initiator is, is 8 parts of sodium peroxydisulfate, 2 parts of ammonium persulfate, 20 parts of steaming by mass fraction
Distilled water is added in reaction kettle, the substance obtained after mixing.
Further, the emulsifier is, by 5 parts of sodium laurate, 8 parts of dodecyl sodium sulfate, 3 parts of C0-
436,10 parts of distilled water carries out the substance that reaction is prepared under the conditions of 50-60 DEG C.
Wherein, the reducing agent is, is 6 parts of sodium hydrogensulfite, 3 parts of sodium hypochlorite, 10 parts by mass fraction
Distilled water is added in reaction kettle, the substance obtained after mixing.
Embodiment 4
A kind of preparation method of non-sticky type coating the following steps are included:
(1) preparation of pre-emulsification agent
By temperature of reaction kettle control under the conditions of 20-25 DEG C, by 50 parts of distilled water, 0.2 part of initiator, 0.5 part
Emulsifier is separately added into reaction kettle, opens mechanical agitator, and revolving speed is controlled in 400-500rpm, is stirred 20-30 minutes
Afterwards, then by 30 parts of modified tetrafluoro ethylene, 5 parts of poly- acetate fiber, 10 parts of MMA, 8 parts of BA, 4 parts of HEA reaction is added
In kettle, after carrying out mixed at high speed 10-20 minutes, stops stirring and take out obtained mixture, be placed in standby in the container of sealing
With the substance is exactly pre-emulsification agent；
(2) preparation of non-sticky type coating
By temperature of reaction kettle control at 65-75 DEG C, mechanical agitator revolving speed is controlled in 250-300rpm, is taken in step (1)
Reaction 1-3 hours is carried out in 1/10 plus people's reaction kettle of the pre-emulsification agent of preparation, the perseverance when lotion becomes indigo plant, on the reaction kettle left side
It is added in pressure titration pipe by the 9/10 of the pre-emulsification agent prepared in step (1), is then added dropwise with the speed of 1 second/drop；Anti-
The mixed liquor that 0.3 part of reducing agent and 10 parts of distilled water are added in the buret on the right side of kettle is answered, then with the speed of 10 seconds/drop
Degree is added dropwise, and is increased 2-4 DEG C after being added dropwise completely, then by reaction temperature, is carried out reaction 1-2 hours, stops heating, be cooled to
When room temperature, solution is taken out, is sealed packaging, which is exactly non-sticky type coating, in use, directly being sprayed i.e.
It can.
Wherein, the modified tetrafluoro ethylene is, at 60 DEG C, the four of 60 parts according to the mass fraction to be added into reaction kettle
Fluoroacetic acid, 20 parts of carbon tetrachloride solution, 20 parts of polytetrafluoroethylene (PTFE), control agitator speed is 200-300rpm, to poly- four
Vinyl fluoride is dissolved completely in solvent, and 5 parts of p-phenylenediamine is added in the constant pressure buret on one side of reaction kettle, starts to be added dropwise
When, rate of addition is that the speed of 5s/ drop is added dropwise, and 6 parts are added in the constant pressure buret of the another side of reaction kettle
40% sodium aluminate solution, when starting to be added dropwise, rate of addition is that the speed of 1s/ drop is added dropwise, and after being added dropwise completely, is carried out
It after isothermal reaction 2 hours, heats up 3 DEG C, continues insulation reaction 1 hour, then stop heating, be sealed after its natural cooling
For use, which is exactly modified tetrafluoro ethylene.
Wherein, the initiator is, is 8 parts of sodium peroxydisulfate, 2 parts of ammonium persulfate, 20 parts of steaming by mass fraction
Distilled water is added in reaction kettle, the substance obtained after mixing.
Further, the emulsifier is, by 5 parts of sodium laurate, 8 parts of dodecyl sodium sulfate, 3 parts of C0-
436,10 parts of distilled water carries out the substance that reaction is prepared under the conditions of 50-60 DEG C.
Wherein, the reducing agent is, is 6 parts of sodium hydrogensulfite, 3 parts of sodium hypochlorite, 10 parts by mass fraction
Distilled water is added in reaction kettle, the substance obtained after mixing.
Experimental analysis:
1. coating cost compares
1-4 cost of the embodiment of the present invention is respectively 3.5 yuan/kilogram, 3.7 yuan/kilogram, 3.6 yuan/kilogram, 3.8 yuan/kilogram,
And the coating that city is sold be 4.2-10 member/kilogram, therefore, product price of the invention is cheap, can be used for large-scale serial production.
2. not pickup stain effect detection
In the coating spraying (contrast groups) to the plate of size that inventive embodiments 1-4 and market are bought, to its film forming
And after drying, go to be polluted with oil such as the machine oil of equivalent, then respectively with cleaning greasy dirt, result is recorded such as whether cleaning is easy
Under:
By description of test above, non-sticky coating prepared by the present invention has good effect, can be good at removing
Spot reaches dust-proof effect.
Finally, it is stated that preferred embodiment above is only used to illustrate the technical scheme of the present invention rather than limits, although logical
It crosses above preferred embodiment the present invention is described in detail, however, those skilled in the art should understand that, can be
Various changes are made to it in form and in details, without departing from defined by claims of the present invention.
Claims (8)
1. a kind of non-sticky type coating and preparation method thereof, it is characterised in that: a kind of composition of non-sticky type coating includes following
Substance: the modified tetrafluoro ethylene of 20-30 part according to the mass fraction, 5-8 parts of poly- acetate fiber, 6-10 parts MMA, 7-8 part
The initiator of HEA, 0.1-0.5 part of BA, 4-6 part, 0.5-1 parts of emulsifier, 60 parts of distilled water, 0.1-0.3 parts also
Former agent.
2. a kind of non-sticky type coating according to claim 1 and preparation method thereof, it is characterised in that: described is non-sticky
Type coating the preparation method is as follows:
(1) preparation of pre-emulsification agent
By temperature of reaction kettle control under the conditions of 20-25 DEG C, by 50 parts of distilled water, 0.1-0.5 parts of initiator, 0.5-1 parts
Emulsifier be separately added into reaction kettle, open mechanical agitator, revolving speed control is stirred 20-30 points in 400-500rpm
Zhong Hou, then by BA, 4-6 part of 20-30 parts modified tetrafluoro ethylene, 5-8 parts of poly- acetate fiber, 6-10 parts MMA, 7-8 part
HEA be added reaction kettle in, carry out mixed at high speed 10-20 minute after, stop stirring will obtain mixture taking-up, be placed in close
The containers for future use of envelope, the substance are exactly pre-emulsification agent；
(2) preparation of non-sticky type coating
By temperature of reaction kettle control at 65-75 DEG C, the control of mechanical agitator revolving speed takes preparation in step (1) in 250-300rpm
Pre-emulsification agent 1/10 plus people's reaction kettle in carry out reaction 1-3 hour, when lotion becomes it is blue when, constant pressure drop on the reaction kettle left side
Determine to be added in pipe by the 9/10 of the pre-emulsification agent prepared in step (1), be then added dropwise with the speed of 1 second/drop；In reaction kettle
Right side buret in be added 0.1-0.3 part of reducing agent and 10 parts of distilled water mixed liquor, then with 10 seconds/drip speed
Degree is added dropwise, and is increased 2-4 DEG C after being added dropwise completely, then by reaction temperature, is carried out reaction 1-2 hours, stops heating, be cooled to
When room temperature, solution is taken out, is sealed packaging, which is exactly non-sticky type coating, in use, directly being sprayed i.e.
It can.
3. a kind of non-sticky type coating according to claim 1 and preparation method thereof, which is characterized in that the modification four
Vinyl fluoride is, at 60 DEG C, the tetrafluoroacetate of 50-60 part according to the mass fraction, 20-30 parts of four chlorinations are added into reaction kettle
Carbon solution, 10-20 parts of polytetrafluoroethylene (PTFE), control agitator speed are 200-300rpm, are dissolved completely in polytetrafluoroethylene (PTFE)
In solvent, 2-5 parts of p-phenylenediamine, when starting to be added dropwise, rate of addition are added in the constant pressure buret on one side of reaction kettle
Speed for 5s/ drop is added dropwise, and 4-6 parts of 40% sodium metaaluminate is added in the constant pressure buret of the another side of reaction kettle
Solution, when starting to be added dropwise, rate of addition is that the speed of 1s/ drop is added dropwise, and after being added dropwise completely, is carried out isothermal reaction 2 hours
Afterwards, it heats up 3 DEG C, continues insulation reaction 1 hour, then stop heating, be sealed after its natural cooling for use, the substance is just
It is modified tetrafluoro ethylene.
4. a kind of non-sticky type coating according to claim 1 and preparation method thereof, which is characterized in that the initiator
For, by mass fraction be 5-8 parts of sodium peroxydisulfate, 2-4 parts of ammonium persulfate, 10-20 parts of distilled water are added in reaction kettle, into
The substance that row obtains after mixing.
5. a kind of non-sticky type coating according to claim 1 and preparation method thereof, which is characterized in that the emulsifier
For, by 2-5 parts of sodium laurate, 5-8 parts of dodecyl sodium sulfate, 3-5 parts C0-436,10-20 part distilled water in 50-
The substance that reaction is prepared is carried out under the conditions of 60 DEG C.
6. a kind of non-sticky type coating according to claim 1 and preparation method thereof, which is characterized in that the reducing agent
For, by mass fraction be 3-6 parts of sodium hydrogensulfite, 2-3 parts of sodium hypochlorite, 5-10 parts of distilled water are added in reaction kettle,
The substance obtained after mixing.
7. a kind of non-sticky type coating according to claim 1 and preparation method thereof, which is characterized in that the poly-vinegar acid
Fiber is, the degree of polymerization is 10,000 or more and there is no the substances of crystallization.
8. a kind of non-sticky type coating according to claim 1 and preparation method thereof, which is characterized in that the right is wanted
It asks in 2, the time that the pre-emulsification agent of preparation is placed no more than 8 hours, needs matching while using.
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| CN201910411579.3A CN110183580A (en) | 2019-05-16 | 2019-05-16 | A kind of non-sticky type coating and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1654498A (en) * | 2005-01-19 | 2005-08-17 | 南京工业大学 | Fluoro resin/acrylic ester mixed emulsion and method for preparation thereof |
| CN105732878A (en) * | 2016-02-23 | 2016-07-06 | 安徽大学 | Core-shell type emulsion with PTFE as core and preparing method thereof |
| CN107011759A (en) * | 2017-05-22 | 2017-08-04 | 青岛海信电器股份有限公司 | Dust-proof material and preparation method thereof, laser projection device |
| CN107099237A (en) * | 2017-05-31 | 2017-08-29 | 青岛海信电器股份有限公司 | A kind of coating and preparation method thereof, dual-component coating and component containing the coating |
-
2019
- 2019-05-16 CN CN201910411579.3A patent/CN110183580A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1654498A (en) * | 2005-01-19 | 2005-08-17 | 南京工业大学 | Fluoro resin/acrylic ester mixed emulsion and method for preparation thereof |
| CN105732878A (en) * | 2016-02-23 | 2016-07-06 | 安徽大学 | Core-shell type emulsion with PTFE as core and preparing method thereof |
| CN107011759A (en) * | 2017-05-22 | 2017-08-04 | 青岛海信电器股份有限公司 | Dust-proof material and preparation method thereof, laser projection device |
| CN107099237A (en) * | 2017-05-31 | 2017-08-29 | 青岛海信电器股份有限公司 | A kind of coating and preparation method thereof, dual-component coating and component containing the coating |
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