CN105802348A - Environment-friendly flame retardant paint, preparation method of paint and environment-friendly flame retardant coating - Google Patents
Environment-friendly flame retardant paint, preparation method of paint and environment-friendly flame retardant coating Download PDFInfo
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- CN105802348A CN105802348A CN201610209976.9A CN201610209976A CN105802348A CN 105802348 A CN105802348 A CN 105802348A CN 201610209976 A CN201610209976 A CN 201610209976A CN 105802348 A CN105802348 A CN 105802348A
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- Prior art keywords
- flame retardant
- environmental protection
- protection flame
- retardant coating
- environment
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Classifications
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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
- C09D101/00—Coating compositions based on cellulose, modified cellulose, or cellulose derivatives
- C09D101/08—Cellulose derivatives
- C09D101/10—Esters of organic acids
- C09D101/12—Cellulose acetate
-
- 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
- C09D5/18—Fireproof paints including high temperature resistant paints
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention relates to the field of paint, in particular to environment-friendly flame retardant paint, a preparation method of the environment-friendly flame retardant paint and an environment-friendly flame retardant coating obtained from the environment-friendly flame retardant paint. The environment-friendly flame retardant paint is prepared from cellulose acetate, a flame retardant, an additive and an organic solvent, wherein the content of acetyl in cellulose acetate is 30%-50% by weight, the additive is polyethylene glycol and/or polyvinylpyrrolidone, and the flame retardant is magnesium hydroxide and/or aluminum hydroxide. The environment-friendly flame retardant paint has a better flame retardant property, no toxic, harmful or pungent smell is produced during combustion, a combustion product has a simple chemical structure and is non-toxic, and secondary pollution cannot be caused when a flame-retardant material is taken as waste to be treated.
Description
Technical field
The present invention relates to paint field, in particular it relates to a kind of environmental protection flame retardant coating, this environmental protection flame retardant is coated with
The preparation method of material, and use the environmental protection flame retardant coating that this environmental protection flame retardant coating obtains.
Background technology
Traditional anti-flaming dope is usually halogenated flame retardant, but halogenated flame retardant can produce when burning
Poison irritative gas and its be easily generated secondary pollution as garbage.Want for meeting the environmental protection of increasingly stringent
Ask, be badly in need of finding a kind of anti-flaming dope having fire resistance and environmental-protecting performance concurrently.
Summary of the invention
It is an object of the invention to overcome the fire resistance of existing anti-flaming dope the best and/or the feature of environmental protection
The imperfect shortcoming of energy, it is provided that a kind of novel resistance that can have preferable environmental-protecting performance and fire resistance concurrently
Burning coating material, the preparation method of this environmental protection flame retardant coating, and environmental protection flame retardant coating.
It was found by the inventors of the present invention that by cellulose acetate and magnesium hydroxide are cooperated and can obtain
The anti-flaming dope of preferable environmental-protecting performance and fire resistance can be had concurrently.Wherein, cellulose acetate has heavily fortified point
The advantages such as tough, transparent, good, biodegradable, nontoxic, the environmental protection of glossiness, the coating tool prepared with it
There is preferable above-mentioned performance, but cellulose acetate has inflammability；And it was found by the inventors of the present invention that
Magnesium hydroxide can as a kind of environmental protection and the fire retardant of excellent fireproof performance, this is because magnesium hydroxide
Decomposes is magnesium oxide and steam, and this process is endothermic process, and magnesium oxide is incombustible, steam
Also can dilute fuel gas, can stop or slow down burning, and in combustion, magnesium hydroxide there is no
Any toxic or irritative gas generates, combustion product magnesium oxide to environment without any pollution, it addition,
Being added with the complex of magnesium hydroxide when discarded, magnesium hydroxide itself is the most without any side effects to environment,
Poisonous and harmful substance will not be generated with other chemicals.
First aspect present invention provides a kind of environmental protection flame retardant coating, and wherein, this environmental protection flame retardant coating contains
Cellulose acetate, fire retardant, additive and organic solvent, wherein, acetyl group in described cellulose acetate
Content be 30-50 weight %, described additive is Polyethylene Glycol and/or polyvinylpyrrolidone, described
Fire retardant is magnesium hydroxide and/or aluminium hydroxide.
Second aspect present invention provides the preparation method of the environmental protection flame retardant coating of the present invention, wherein, the party
Method includes: be dissolved in cellulose acetate and additive in organic solvent to obtain organic solution, then will
This organic solution mixes with fire retardant.
Third aspect present invention provides a kind of environmental protection flame retardant coating, and this environmental protection flame retardant coating is by by this
Bright environmental protection flame retardant coatings and is dried to obtain on matrix.
The environmental protection flame retardant coating of present invention advantage compared with prior art at least that:
(1) there is preferable fire resistance；
(2) poisonous and harmful or the gas of irritant abnormal smells from the patient are not produced during burning；
(3) combustion product chemical constitution is simple, nontoxic；
(4), when fire proofing is as offal treatment, secondary pollution is not resulted in.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Detailed description of the invention
Hereinafter the detailed description of the invention of the present invention is described in detail.It should be appreciated that this place is retouched
The detailed description of the invention stated is merely to illustrate and explains the present invention, is not limited to the present invention.
First aspect present invention provides a kind of environmental protection flame retardant coating, and wherein, this environmental protection flame retardant coating contains
Cellulose acetate, fire retardant, additive and organic solvent, wherein, acetyl group in described cellulose acetate
Content be 30-50 weight %, described additive is Polyethylene Glycol and/or polyvinylpyrrolidone, described
Fire retardant is magnesium hydroxide and/or aluminium hydroxide.
In the present invention, the content of described cellulose acetate, fire retardant, additive and organic solvent does not has
Particularly limit.Preferably, relative to the cellulose acetate of 10 weight portions, the content of described additive
For 0.5-2 weight portion, the consumption of described fire retardant is 0.5-2 weight portion, and the content of described organic solvent is
60-150 weight portion；It is highly preferred that relative to the cellulose acetate of 10 weight portions, described additive
Content is 0.8-1.2 weight portion, and the consumption of described fire retardant is 0.8-1.2 weight portion, described organic solvent
Content be 80-120 weight portion.
In the present invention, in described cellulose acetate, the content of acetyl group is 37-42 weight %.
In the present invention, there is no particular limitation for the kind of described organic solvent, it is possible to by cellulose acetate
It is completely dissolved with additive, it is preferable that described organic solvent is selected from acetone, N-Methyl pyrrolidone
With one or more in glacial acetic acid.
In the present invention, described additive can be Polyethylene Glycol and/or polyvinylpyrrolidone.
In the present invention, described fire retardant can be magnesium hydroxide and/or aluminium hydroxide, preferably hydrogen-oxygen
Change magnesium.
In the present invention, there is no particular limitation for the particle diameter of described fire retardant, such as, can be 0.1-100
Micron, preferably 1-50 micron, more preferably 5-40 micron, most preferably 5-20 micron.
In the present invention, described cellulose acetate and additive are dissolved completely in organic solvent, described resistance
Combustion agent is evenly dispersed in organic solvent, thus the environmental protection flame retardant coating of the present invention is suspension.
Second aspect present invention provides the preparation method of above-mentioned environmental protection flame retardant coating, wherein, the method bag
Include: cellulose acetate and additive are dissolved in organic solvent to obtain organic solution, then this are had
Machine solution mixes with fire retardant.
In the present invention, the described mode that cellulose acetate and additive are dissolved in organic solvent does not has spy
Other restriction, it is possible to cellulose acetate and additive are completely dissolved.Such as, described dissolving is permissible
Under agitation carrying out, mixing time can be 4-12 hour, preferably 4-6 hour.Described dissolving is preferred
Carry out at a higher temperature, such as, carry out at 75-95 DEG C, preferably carry out at 75-85 DEG C.
In the present invention, the mode described organic solution mixed with fire retardant is sonic oscillation, described super
The power of sound oscillation is 10-30W, and the time is 1-10 minute；Preferably, the power of described sonic oscillation
For 15-25W, the time is 4-8 minute.By sonic oscillation, fire retardant is enable to be evenly dispersed in
In described organic solution, form suspension.
Third aspect present invention provides a kind of environmental protection flame retardant coating, and this environmental protection flame retardant coating is by by this
Bright environmental protection flame retardant coatings and is dried to obtain on matrix.
In the present invention, there is no particular limitation for the mode of described coating, it is possible to by coatings is uniformly
Can, such as can be coated by the tape casting.Also there is no particular limitation for described dry mode, it is possible to
Be completely dried, such as can natural drying 5-48 hour in atmosphere, preferably 10-16 hour.
In the present invention, there is no particular limitation for the thickness of described environmental protection flame retardant coating, such as, can be
50-1000 micron, preferably 200-300 micron.
Hereinafter will be described the present invention by embodiment.
Embodiment 1
Weigh cellulose acetate (content of acetyl group is 40 weight %) 10g and polyvinylpyrrolidone
In the acetone of the 100ml that 1g adds 80 DEG C, within continuously stirred 4 hours, obtain organic solution, then weigh
The magnesium hydroxide powder (particle diameter is 5 microns) of 1g adds in above-mentioned organic solution and carries out ultrasonic wave concussion
(power 20W, 5 minutes time) makes magnesium hydroxide powder uniform in the organic solution of cellulose acetate
Distribution, forms homogeneous suspension, is environmental protection flame retardant coating.
The tape casting is utilized to be spread evenly across on microscope slide gained suspension, natural drying the most in atmosphere
12 hours, obtain environmental protection flame retardant coating, be designated as I1.
Embodiment 2
Weigh cellulose acetate (content of acetyl group is 37 weight %) 10g and polyvinylpyrrolidone
In the N-Methyl pyrrolidone of the 120ml that 0.8g adds 75 DEG C, within continuously stirred 4 hours, obtain organic molten
Liquid, the magnesium hydroxide powder (particle diameter is 10 microns) then weighing 1.2g adds in above-mentioned organic solution
And carry out ultrasonic wave concussion (power 15W, 8 minutes time) and make magnesium hydroxide powder at cellulose acetate
Organic solution in be uniformly distributed, form homogeneous suspension, be environmental protection flame retardant coating.
The tape casting is utilized to be spread evenly across on microscope slide gained suspension, natural drying the most in atmosphere
16 hours, obtain environmental protection flame retardant coating, be designated as I2.
Embodiment 3
Weigh cellulose acetate (content of acetyl group is 42 weight %) 10g and polyvinylpyrrolidone
In the glacial acetic acid of the 80ml that 1.2g adds 85 DEG C, within continuously stirred 5 hours, obtain organic solution, then claim
The magnesium hydroxide powder (particle diameter is 20 microns) taking 0.8g adds in above-mentioned organic solution and carries out ultrasonic
Ripple concussion (power 25W, 4 minutes time) makes magnesium hydroxide powder in the organic solution of cellulose acetate
In be uniformly distributed, form homogeneous suspension, be environmental protection flame retardant coating.
The tape casting is utilized to be spread evenly across on microscope slide gained suspension, natural drying the most in atmosphere
10 hours, obtain environmental protection flame retardant coating, be designated as I3.
Embodiment 4
Carry out according to the method for embodiment 1, except that, magnesium hydroxide powder is replaced with identical grain
Footpath and the aluminium-hydroxide powder of weight.Finally give environmental protection flame retardant coating, be designated as I4.
Embodiment 5
Carry out according to the method for embodiment 1, except that, the addition of magnesium hydroxide powder is 0.2g.
Finally give environmental protection flame retardant coating, be designated as I5.
Embodiment 6
Carry out according to the method for embodiment 1, except that, the particle diameter of magnesium hydroxide powder is 42 micro-
Rice.Finally give environmental protection flame retardant coating, be designated as I6.
Embodiment 7
Carry out according to the method for embodiment 1, except that, polyvinylpyrrolidone is replaced with identical
The Polyethylene Glycol of quality.Finally give environmental protection flame retardant coating, be designated as I7.
Embodiment 8
Carry out according to the method for embodiment 1, except that, by the addition of polyvinylpyrrolidone it is
0.2g.Finally give environmental protection flame retardant coating, be designated as I8.
Comparative example 1
Carry out according to the method for embodiment 1, except that, it is added without magnesium hydroxide powder, the most directly
The obtained organic solution containing cellulose acetate and polyvinylpyrrolidone is spread evenly across load glass
On sheet, natural drying obtains coating, is designated as D1.
Comparative example 2
Carry out according to the method for embodiment 1, except that, it is added without polyvinylpyrrolidone.Finally
Obtain coating, be designated as D2.
Test case
Coating I1 embodiment 1-8 and comparative example 1-2 prepared～I9 and D1～D3 are from microscope slide
Peel off (thickness is all about 0.3mm), the most respectively according to U.S. UL94 standard (Test for
Flammability of Plastic Materials for Parts in Devices and Appliances), utilize water
The anti-flammability of composite is tested by flat combustion testing method.Its result is as shown in table 1.
Table 1
| Coating | Burning velocity (mm/min) | Fire-retardant rank | |
| Embodiment 1 | I1 | Cannot burn | 5V |
| Embodiment 2 | I2 | Cannot burn | 5V |
| Embodiment 3 | I3 | Cannot burn | 5V |
| Embodiment 4 | I4 | Cannot burn | 5V |
| Embodiment 5 | I5 | 10 | V-0 |
| Embodiment 6 | I6 | 32 | V-0 |
| Embodiment 7 | I7 | Cannot burn | 5V |
| Embodiment 8 | I8 | Cannot burn | 5V |
| Comparative example 1 | D1 | 150 | Inflammable, have to melt and drip |
| Comparative example 2 | D2 | 100 | Inflammable, have to melt and drip |
As it can be seen from table 1 the resistance of the environmental protection flame retardant coating prepared according to the environmental protection flame retardant coating of the application
Fuel efficiency fruit can reach the flame retardant effect of more than V-1 level, and during the environmental protection flame retardant coating burns of the application
Without harmful gas generation and discarded time do not result in secondary pollution, it is possible to have fire resistance and the feature of environmental protection concurrently
Energy.
The preferred embodiment of the present invention described in detail above, but, the present invention is not limited to above-mentioned reality
Execute the detail in mode, in the technology concept of the present invention, can be to the technical side of the present invention
Case carries out multiple simple variant, and these simple variant belong to protection scope of the present invention and additionally need explanation
, each concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation
Under, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention couple
Various possible compound modes illustrate the most separately.Additionally, the various different embodiment of the present invention it
Between can also carry out combination in any, as long as it is without prejudice to the thought of the present invention, it should be considered as this equally
Bright disclosure of that.
Claims (10)
1. an environmental protection flame retardant coating, it is characterised in that this environmental protection flame retardant coating contain cellulose acetate,
Fire retardant, additive and organic solvent, wherein, in described cellulose acetate, the content of acetyl group is 30-50
Weight %, described additive is Polyethylene Glycol and/or polyvinylpyrrolidone, and described fire retardant is hydrogen-oxygen
Change magnesium and/or aluminium hydroxide.
Environmental protection flame retardant coating the most according to claim 1, wherein, relative to the vinegar of 10 weight portions
Acid cellulose, the content of described additive is 0.5-2 weight portion, and the consumption of described fire retardant is 0.5-2 weight
Amount part, the content of described organic solvent is 60-150 weight portion.
Environmental protection flame retardant coating the most according to claim 2, wherein, relative to the vinegar of 10 weight portions
Acid cellulose, the content of described additive is 0.8-1.2 weight portion, and the consumption of described fire retardant is 0.8-1.2
Weight portion, the content of described organic solvent is 80-120 weight portion.
Environmental protection flame retardant coating the most according to claim 1 and 2, wherein, described cellulose acetate
The content of middle acetyl group is 37-42 weight %.
Environmental protection flame retardant coating the most according to claim 1 and 2, wherein, described organic solvent selects
One or more in acetone, N-Methyl pyrrolidone and glacial acetic acid.
Environmental protection flame retardant coating the most according to claim 1, wherein, the particle diameter of described fire retardant is
0.1-100 micron.
7. the preparation method of environmental protection flame retardant coating described in any one, its feature in claim 1-6
Being, the method includes: cellulose acetate and additive are dissolved in organic solvent to obtain organic molten
Liquid, then mixes this organic solution with fire retardant.
Method the most according to claim 7, wherein, described in be dissolved in 75-95 DEG C at carry out.
Method the most according to claim 7, wherein, mixes described organic solution with fire retardant
Mode be sonic oscillation, the power of described sonic oscillation is 10-30W, and the time is 1-10 minute.
10. an environmental protection flame retardant coating, this environmental protection flame retardant coating is by by any one in claim 1-6
Environmental protection flame retardant coatings described in Xiang and is dried to obtain on matrix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610209976.9A CN105802348B (en) | 2016-04-06 | 2016-04-06 | A kind of environmental protection flame retardant coating and preparation method thereof and environmental protection flame retardant coating |
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| CN201610209976.9A CN105802348B (en) | 2016-04-06 | 2016-04-06 | A kind of environmental protection flame retardant coating and preparation method thereof and environmental protection flame retardant coating |
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| CN105802348A true CN105802348A (en) | 2016-07-27 |
| CN105802348B CN105802348B (en) | 2018-07-03 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106497186A (en) * | 2016-11-29 | 2017-03-15 | 青岛海之星生物科技有限公司 | A kind of flame-proof environmental protection interiro wall latex paint and preparation method thereof |
| CN107663405A (en) * | 2017-09-23 | 2018-02-06 | 镇江市太浪新材料科技有限公司 | A kind of anti-flaming dope |
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| CN103131240A (en) * | 2011-11-28 | 2013-06-05 | 北京国电富通科技发展有限责任公司 | Self-cleaning anti-pollution flashover coatings and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106497186A (en) * | 2016-11-29 | 2017-03-15 | 青岛海之星生物科技有限公司 | A kind of flame-proof environmental protection interiro wall latex paint and preparation method thereof |
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| CN105802348B (en) | 2018-07-03 |
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