CN105038465B - A kind of self-healing inner wall of building electrical heating coating - Google Patents
A kind of self-healing inner wall of building electrical heating coating Download PDFInfo
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Abstract
The present invention relates to a kind of self-healing inner wall of building electrical heating coating, belongs to building material field；Described self-healing inner wall of building electrical heating coating includes following components：10 20 parts of acrylic resin, 46 parts of expoxy propane, 1.5 3 parts of shitosan, 15 20 parts of graphite powder, 0.5 1.5 parts of nano silicon, 23 parts of activated carbon polyacrylic and polyester fiber, 0.5 1 parts of acetic anhydride, 16 parts of diatomite, 13 parts of pigment, 24 parts of mica powder, 12 parts of adhesion promoter, 15 parts of dispersant, 0.1 1 parts of fire retardant.Present invention is suitably applied to inner wall of building heating, and with self-healing function, cut on body of wall or floor coatings is repaired automatically, meanwhile, the biology enzyme for being also added with adsorbable formaldehyde in electric-heating coatings adsorbs to indoor pernicious gas, the effect with purify air, simultaneously, also using the heater meanses of electric-heating coatings, make the bioenzyme activity in electric-heating coatings reach maximum in heating, realize the quick removal to indoor pernicious gas.
Description
Technical field
The present invention relates to a kind of self-healing inner wall of building electrical heating coating, belongs to building material field.
Background technology
Winter heating energy consumption is the main energy consumption of Chinese architecture, and requirement of the people to building energy conservation is improved constantly.At present I
The heating system that state generally adopts is mainly radiator such as floor heating, radiator etc., the panel type heating system such as infrared electrothermal film.Due to
The heat distribution of electric-heating coatings is more uniform, in hgher efficiency to human body and other object heat effects, with good market prospects.
Disclose several electric-heating coatings patents in the market, they mainly using carbon dust and graphite as filler, such as
A kind of electric-heating coatings（CN 102086330A）, it is coated at the sentry post on indoor wall, on desk, outdoor, using safe voltage
Heating service is can achieve, by the control of resistivity, meet different intensifications and require, can reach higher than environment temperature 5 DEG C
～20 DEG C of performance.
However, existing electric-heating coatings have the flimsy shortcoming of coating, extensively should for electric-heating coatings is seriously constrained
With.Meanwhile, as body of wall or floor coatings for beautifying interior, the coating that electric-heating coatings are formed be easy to have cut or
Crackle, can not realize self-healing after paint film is scratched, destroy indoor beauty.
Content of the invention
For the problems referred to above, the present invention provides a kind of self-healing inner wall of building electrical heating coating, is suitably applied building
Interior wall heats, and with self-healing function, the cut on body of wall or floor coatings is repaired automatically, meanwhile, in electric-heating coatings
The biology enzyme for being also added with adsorbable formaldehyde adsorbs to indoor pernicious gas, the effect with purify air, meanwhile, profit
With the heater meanses of electric-heating coatings, make the bioenzyme activity in electric-heating coatings that maximum is reached, realize to indoor pernicious gas
Quick removal.
For solving to realize above-mentioned technological means, the present invention is employed the following technical solutions：
A kind of self-healing inner wall of building electrical heating coating, described self-healing inner wall of building electrical heating coating are included with the following group
Point：Acrylic resin 10-20 part, expoxy propane 4-6 part, shitosan 1.5-3 part, graphite powder 15-20 part, nanometer titanium dioxide
Silicon 0.5-1.5 part, activated carbon polyacrylic and polyester fiber 2-3 part, acetic anhydride 0.5-1 part, diatomite 1-6 part, pigment 1-3 part,
Mica powder 2-4 part, adhesion promoter 1-2 part, dispersant 1-5 part, fire retardant 0.1-1 part.
Further, the biology that the soybean protein through citric acid-modified is formed is solidified with described activated carbon polyacrylic and polyester fiber
Organized enzyme.
Further, described expoxy propane is ring molecule expoxy propane, and shitosan is gathered by the shell extracted in shrimp and crab shells
Sugar.
Further, described self-healing inner wall of building electrical heating coating is also added with the TiO of 0.1-0.5 part2Photocatalysis resists
Bacterium material.
Further, the dispersant be polycarboxylate sodium's type copolymer, oxygen-containing base co-polymer, in poly-methyl acrylate
A kind of or its mixture.
Further, the fire retardant be as the one kind in phosphate, the general fire retardant of TZ-01 type nitrogen phosphorus or its mixture.
Further, the adhesion promoter is polyurethane, one kind of polyester polymers or its mixture.
Further, the self-healing inner wall of building electrical heating coating includes following components：15 parts of film epoxy resin, epoxy
5 parts of propane, 0.8 part of shitosan, 14 parts of graphite powder, 1 part of nano silicon, 3 parts of activated carbon polyacrylic and polyester fiber, diatomite 5
Part, 2 parts of pigment, 3 parts of mica powder, 1 part of polyurethane, 3 parts of poly-methyl acrylate, phosphoesterase 30 .5 part.
Beneficial effects of the present invention：
1 present invention is suitably applied to inner wall of building heating, can easily substitute traditional heating system such as
Floor heating, radiator etc., the function of the radiation such as infrared electrothermal film, effectively meet different indoor heating temperature need
Ask.
2nd, the electric-heating coatings high mechanical strength of the present invention, adhesive force are good, and coating is difficult for drop-off, the advantage of long service life,
While also there is self-regeneration function, the cut on body of wall or floor coatings being repaired automatically, the self-healing of body of wall is can achieve,
Make more uniform by hot coating.
3rd, the biology enzyme for being also added with adsorbable formaldehyde in electric-heating coatings adsorbs to indoor pernicious gas, with net
Change the effect of air, meanwhile, using the heater meanses of electric-heating coatings, so that the bioenzyme activity in electric-heating coatings coating is reached most
Greatly, the quick removal to indoor pernicious gas is realized.
Description of the drawings
Fig. 1 is contrast effect figure before and after coating scratch removal；
Specific embodiment
Embodiment 1
A kind of self-healing inner wall of building electrical heating coating, self-healing inner wall of building electrical heating coating include following components：Third
Olefin(e) acid resin 10- part, 4 parts of expoxy propane, 1.5 parts of shitosan, 15 parts of graphite powder, 0.5 part of nano silicon, activated carbon
2 parts of polyacrylic and polyester fiber, 0.5 part of acetic anhydride, 1 part of diatomite, 1 part of pigment, 2 parts of mica powder, 1 part of adhesion promoter, point
1 part of powder, 0.1 part of fire retardant.
Wherein, the biology of the soybean protein formation being solidified with described activated carbon polyacrylic and polyester fiber through citric acid-modified is living
Property enzyme, and described expoxy propane is ring molecule expoxy propane, shitosan by the shitosan that extracts in shrimp and crab shells, described point
Powder is polycarboxylate sodium's type copolymer, oxygen-containing base co-polymer, the one kind in poly-methyl acrylate or its mixture, the resistance
Combustion agent is such as the one kind in phosphate, the general fire retardant of TZ-01 type nitrogen phosphorus or its mixture, and the adhesion promoter is poly- ammonia
Ester, one kind of polyester polymers or its mixture.
Embodiment 2
A kind of self-healing inner wall of building electrical heating coating, described self-healing inner wall of building electrical heating coating are included with the following group
Point：20 parts of acrylic resin, 6 parts of expoxy propane, 3 parts of shitosan, 20 parts of graphite powder, 1.5 parts of nano silicon, activity
3 parts of charcoal polyacrylic and polyester fiber, 1 part of acetic anhydride, 6 parts of diatomite, 3 parts of pigment, 4 parts of mica powder, 2 parts of adhesion promoter, point
5 parts of powder, 1 part of fire retardant.
Wherein, the biology of the soybean protein formation being solidified with described activated carbon polyacrylic and polyester fiber through citric acid-modified is living
Property enzyme, and described expoxy propane is ring molecule expoxy propane, shitosan by the shitosan that extracts in shrimp and crab shells, described point
Powder is polycarboxylate sodium's type copolymer, oxygen-containing base co-polymer, the one kind in poly-methyl acrylate or its mixture, the resistance
Combustion agent is such as the one kind in phosphate, the general fire retardant of TZ-01 type nitrogen phosphorus or its mixture, and the adhesion promoter is poly- ammonia
Ester, one kind of polyester polymers or its mixture.
Embodiment 3
Preferably, the self-healing inner wall of building electrical heating coating includes following components：15 parts of film epoxy resin, ring
5 parts of Ethylene Oxide, 0.8 part of shitosan, 14 parts of graphite powder, 1 part of nano silicon, 3 parts of activated carbon polyacrylic and polyester fiber, diatom
5 parts of soil, 2 parts of pigment, 3 parts of mica powder, 1 part of polyurethane, 3 parts of poly-methyl acrylate, phosphoesterase 30 .5 part, TiO2
0.3 part of photocatalysis antibacterial material.
The bioactive enzyme that the soybean protein through citric acid-modified is formed is solidified with described activated carbon polyacrylic and polyester fiber,
And described expoxy propane is ring molecule expoxy propane, shitosan is by the shitosan that extracts in shrimp and crab shells.
Experimental analysis：
（1）Coating of the present invention obtained above is carried out performance test：By made coating be sprayed on specification for 3.2 ×
In 5.0 × 3 room, outward appearance, viscosity, heating property, resistance to impact, adhesive force are carried out to heating coating and is tested, thick coating
Degree 30-35um.Determine after drying 48h, method of testing adopts national standard, and test result is as illustrated in chart 1.
As shown in Table 1, the electric-heating coatings high mechanical strength of the present invention, adhesive force are good, and coating is difficult for drop-off, long service life
Advantage, meanwhile, the resistivity of this coating is low, and heating is rapid, is suitably applied inner wall of building heating, can easily substitute biography
The heating system of system such as floor heating, radiator etc., the function of the radiation such as infrared electrothermal film, effectively meet different indoor heating temperature
Degree demand.
（2）Scratch experiment is carried out to coating：
Scratch experiment is carried out to coating, its self-repairing capability is investigated, its contrast effect is as shown in Figure 1.In electric-heating coatings
The shitosan and ring molecule expoxy propane extracted from shrimp and crab shells is with the addition of, once coating surface is drawn, epoxy third will be made
The circulus fracture of alkane, exposes two ends for being also easy to produce chemical reaction.When sunlight irradiates coating, ultraviolet can allow painting
Shitosan in material is enlivened, and is attracted each other with the end of expoxy propane fracture, is combined together, and the ring-type so as to repair fracture is tied
Structure, therefore has self-regeneration function, the cut on body of wall or floor coatings is repaired automatically, can achieve body of wall oneself
More, make heating coating more uniform, it is to avoid to generate heat at cut uneven.
（2）Except formaldehyde examination is reported：
Detection method：
1st, experiment is 1.5 m in two closed volumes of identical3Container in carry out, one is blank storehouse, and one is
Test storehouse, by electrical heating coating material to test bulkhead on, drying time 48h.
2nd, by identical Form aldehyde release source（Uninterrupted slow release）It is respectively put in two storehouses, fan is opened, makes source of release
Mix with air in cabin, tend to balance, fan is closed, air formaldehyde concentration is initial value concentration in sample detecting cabin.
3rd, sample and determine the concentration of formaldehyde value of in the air in two cabins after 24h respectively.
4th, effect calculating, testing result such as table 2 are removed.
The biology enzyme for being also added with adsorbable formaldehyde in electric-heating coatings adsorbs to indoor pernicious gas, with purification
The effect of air, meanwhile, using the heater meanses of electric-heating coatings, make the bioenzyme activity in electric-heating coatings coating reach maximum,
Realize the quick removal to indoor pernicious gas.Meanwhile, described self-healing inner wall of building electrical heating coating is also added with
The TiO of 0.1-0.5 part2Photocatalysis antibacterial material, can also promote the photocatalysis Decomposition of PARA FORMALDEHYDE PRILLS(91,95).Electric-heating coatings can PARA FORMALDEHYDE PRILLS(91,95) carry out
Effectively adsorb, meanwhile, the acetic anhydride in the formaldehyde and material of absorption as being crosslinking agent, with shitosan as parent generation shitosan
Gel, strengthens the repairing effect of coating further.
The present invention provides a kind of self-healing inner wall of building electrical heating coating, is suitably applied inner wall of building heating, and has
There is self-healing function, the cut on body of wall or floor coatings is repaired automatically, meanwhile, also it is added with electric-heating coatings adsorbable
The biology enzyme of formaldehyde adsorbs to indoor pernicious gas, the effect with purify air, meanwhile, adding using electric-heating coatings
Hot means, make the bioenzyme activity in electric-heating coatings coating reach maximum, realize the quick removal to indoor pernicious gas.
Finally illustrate, although preferred embodiment above only unrestricted passes through in order to technical scheme to be described
Above preferred embodiment is described in detail to the present invention, it is to be understood by those skilled in the art that can be in shape
Various changes are made in formula and to which in details, without departing from claims of the present invention limited range.
Claims (7)
1. a kind of self-healing inner wall of building electrical heating coating, it is characterised in that：Described self-healing inner wall of building electrical heating coating
Including following components：Acrylic resin 10-20 part, expoxy propane 4-6 part, shitosan 1.5-3 part, graphite powder 15-20 part,
Nano silicon 0.5-1.5 part, activated carbon polyacrylic and polyester fiber 2-3 part, acetic anhydride 0.5-1 part, diatomite 1-6 part, face
Material 1-3 part, mica powder 2-4 part, adhesion promoter 1-2 part, dispersant 1-5 part, fire retardant 0.1-1 part.
2. the self-healing inner wall of building electrical heating coating according to right 1, it is characterised in that：Described activated carbon Vinyon N is fine
The bioactive enzyme that the soybean protein through citric acid-modified is formed is solidified with dimension.
3. the self-healing inner wall of building electrical heating coating according to right 1, it is characterised in that：Described expoxy propane is ring-type
Molecule expoxy propane, shitosan is by the shitosan that extracts in shrimp and crab shells.
4. the self-healing inner wall of building electrical heating coating according to right 1, it is characterised in that：Described self-healing inner wall of building
Electrical heating coating is also added with the TiO of 0.1-0.5 part2Photocatalysis antibacterial material.
5. the self-healing inner wall of building electrical heating coating according to right 1, it is characterised in that：The dispersant is polycarboxylic acids sodium
One kind or its mixture in salt form copolymer, oxygen-containing base co-polymer, poly-methyl acrylate.
6. the self-healing inner wall of building electrical heating coating according to right 1, it is characterised in that：The fire retardant be phosphate,
One kind or its mixture in the general fire retardant of TZ-01 type nitrogen phosphorus.
7. the self-healing inner wall of building electrical heating coating according to right 1, it is characterised in that：The adhesion promoter is poly-
Urethane, one kind of polyester polymers or its mixture.
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107189582A (en) * | 2017-06-21 | 2017-09-22 | 浙江楚乔电气有限公司 | Except formaldehyde coating and preparation method |
| CN110951348A (en) * | 2019-12-12 | 2020-04-03 | 贺朝宾 | Carbon fiber heat-conducting coating, preparation method and application thereof, and building |
| CN111718622A (en) * | 2020-06-30 | 2020-09-29 | 黄六保 | Water-based anti-fouling wear-resistant coating |
| CN114751675B (en) * | 2022-03-30 | 2023-04-28 | 石家庄市长安育才建材有限公司 | Self-repairing agent for concrete cracks and preparation method and application thereof |
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