CN106833170B - Peelable protection coating and its preparation method and application with absorption VOC performance - Google Patents
Peelable protection coating and its preparation method and application with absorption VOC performance Download PDFInfo
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- CN106833170B CN106833170B CN201710080803.6A CN201710080803A CN106833170B CN 106833170 B CN106833170 B CN 106833170B CN 201710080803 A CN201710080803 A CN 201710080803A CN 106833170 B CN106833170 B CN 106833170B
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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
- C09D129/00—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 an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Coating compositions based on hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Coating compositions based on derivatives of such polymers
- C09D129/02—Homopolymers or copolymers of unsaturated alcohols
- C09D129/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
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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
- C09D125/00—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 an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
- C09D125/02—Homopolymers or copolymers of hydrocarbons
- C09D125/04—Homopolymers or copolymers of styrene
-
- 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
- C09D5/20—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for coatings strippable as coherent films, e.g. temporary coatings strippable as coherent films
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- 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
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- 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
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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)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
- Detergent Compositions (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention discloses a kind of peelable protection coatings and its preparation method and application with absorption VOC performance, in parts by weight, the composition of raw materials of peelable protection coating includes: 5~30 parts of spent bleaching clay of activation, 3~5 parts of titanium dioxide, 5~10 parts of macroporous absorbent resin, 1~5 part of esterified glycerol ester, 1~5 part of rosin, 5~30 parts of polyvinyl alcohol, 1~10 part of glycerol, 50~150 parts of water, wherein activation spent bleaching clay is by the way that spent bleaching clay to be carbonized under heating condition and oxygen free condition, pore-creating, finally smashing into powdery is obtained.Painting Shop is protected using coating of the present invention, it is very convenient, and can not only reduce coating fraction defective.And reach air purification effect simultaneously, reduce injury of the volatile organic matter to operator.
Description
Technical field
The present invention relates to a kind of peelable protecting film and preparation method thereof with absorption VOC function, the peelable protection
Film is used for Painting Shop, and air can also be effectively purified in addition to it can clean dust-proof and paint film and temporarily protect.
Background technique
It is known that the air purity of Painting Shop influences coating quality greatly, to influence the principal element of air purity
For the paint particles of floating dust and spray excessively in air, other than influencing coating quality, the paint grain of floating dust and spray excessively in air
Son can also make the operator in workshop be difficult to endure, larger to their actual bodily harm, be based on previous reasons, having very much must
Take effective measure to control Painting Shop space cleanliness to guarantee coating quality and to reduce volatile organic matter pair
The injury of operator.
On the other hand, need to protect the metope of Painting Shop in Painting Shop, it is main at present using coating come
It is protected.It has been that the guard method that people used has for example, by using the protection workshop wall such as vaseline, plastic film, butter
Face, using Painting Shop binding dust coating protection, using temporary protective film etc., but there is a problem of it is various, wherein they
The common existing problem of institute is exactly not expect to utilize protecting film to purify Painting Shop space, this may be because
It inherently needs certain technology to realize for all more satisfactory provisional protection film of various aspects of performance, adds again on its basis
Additional function is then more difficult.Although and some existing coating itself have certain clean-up effect, reach completely not
To the requirement of control Painting Shop air cleanliness above-mentioned.
The applicant proposes a kind of Degradable multifunctional protective film in research before, by biodegradable seaweed
Sour sodium-chitosan emulsion, polyvinyl alcohol and related auxiliaries are at being grouped as.The protecting film preparation process includes sodium alginate and shell
The blending emulsion preparation of glycan, emulsion and polyvinyl alcohol blending are modified, compounds and be film-made multiple steps (for details, reference can be made to inventions
Patent CN103540203B), the protecting film comprehensive performance (good film-forming property, toughness, the scope of application, feature of environmental protection etc.) is preferable, respectively
Item index can satisfy customer requirement.However, the composition of raw materials and preparation process of the protecting film are more complicated, technique requirement
It is higher, its popularization is limited, and likewise, the protecting film is not ideal enough for the clean-up effect of air.
Summary of the invention
The object of the present invention is to provide a kind of peelable protecting film with absorption VOC function, which not only has
As properties required for protecting film, and there is extraordinary air purification effect, and the formula of protecting film and preparation
Simple process.
The present invention also provides a kind of preparation method of peelable protecting film with absorption VOC function, this method behaviour simultaneously
Facilitate, it is at low cost.
To achieve the above object, a kind of technical solution that the present invention takes is as follows by the present invention:
A kind of peelable protection coating with absorption VOC performance, in parts by weight, the peelable protection coating
Composition of raw materials include: activation 5~30 parts of spent bleaching clay, 3~5 parts of titanium dioxide, 5~10 parts of macroporous absorbent resin, esterified glycerol
1~5 part of ester, 1~5 part of rosin, 5~30 parts of polyvinyl alcohol, 1~10 part of glycerol, 100~150 parts of water, wherein activating spent bleaching clay
By the way that spent bleaching clay is carbonized under heating condition and oxygen free condition, pore-creating, finally smashing into powdery obtains.
According to the present invention, the spent bleaching clay is given up white for grease-decolor processing.In oil and fat refining process, generally plus atlapulgite
It decolourizes, the oil that the carclazyte being separated after grease-decolor processing contains 20-30%.20-30%'s is contained for these
The carclazyte of oil, some producers will do it secondary deep squeezing, obtain the oil-containing spent bleaching clay of miscella and oil-containing 5-8%.The present invention
Can be using the spent bleaching clay of these oil containing 20-30% or the spent bleaching clay of oil-containing 5-8%, it can also be white using giving up for other oil contents
Soil.
Preferably, the heating condition is 300 DEG C~650 DEG C of temperature.
Preferably, described to crush to be crushed to 100~250 mesh.
Further, the esterified glycerol ester is preferably selected from glycerol trioleate, palmitin and glycerol three
One of stearate or a variety of combinations.
According to the present invention, the macroporous absorbent resin can with and preferably polystyrene type nonpolar adsorption resin.
According to a preferred aspect of the present invention, it is described it is peelable protection coating composition of raw materials include: activation give up it is white
10~30 parts of soil, 3~5 parts of titanium dioxide, 5~10 parts of macroporous absorbent resin, 1~3 part of esterified glycerol ester, 1~3 part of rosin,
5~15 parts of polyvinyl alcohol, 6~10 parts of glycerol, 100~150 parts of water.
A specific aspect according to the present invention, the peelable protection coating of the present invention are formed by protecting film and inhale on surface
Attached dust and coating cloud amount is progressively enriched with and thickens, and when surface loses adhesion property, can be removed and be removed by hand.
Further, the preparation method of the peelable protection coating includes: that first the glycerol by formula ratio, water activate
30 parts of spent bleaching clay, titanium dioxide, macroporous absorbent resin, esterified glycerol ester, rosin is uniformly mixed, and the poly- of formula ratio is then added
Vinyl alcohol after stirring is sufficiently swollen to polyvinyl alcohol, is stirred for until mixing well.
The present invention also provides the above-mentioned peelable protection coating with absorption VOC performance, this method includes first will formula
The glycerol of amount, water, activate spent bleaching clay, titanium dioxide, macroporous absorbent resin, esterified glycerol ester, rosin be uniformly mixed, then plus
Enter the polyvinyl alcohol of formula ratio, after stirring is sufficiently swollen to polyvinyl alcohol, is stirred for 1 hour or more to get described peelable anti-
Cuticula coating.
The present invention furthermore provides method that is a kind of while carrying out Painting Shop air cleaning and wall guard, uses
The peelable protection coating with absorption VOC performance as described above, by the coating by roll coating model in Painting Shop wall
Protective film is formed on face, and is progressively enriched with and thickens in the dust of protective film upper surface absorption and coating cloud amount, and surface loses adhesiveness
When energy, is removed by hand and remove protective film, and form new protective film again according to abovementioned steps.
Due to the implementation of above technical scheme, compared with the prior art, the invention has the following beneficial effects:
Present invention firstly provides and successfully realize using protecting film come simultaneously control Painting Shop degree of purification, obtain well
Effect.On the one hand, using the synergistic effect of spent bleaching clay, esters, titanium dioxide etc. effectively to adsorb volatile organic compound,
So that the protecting film inner surface of preparation is almost completely adsorbed smell using macroporous absorbent resin, is finally reached the mesh of purification air
's；On the other hand, protective film is made to obtain conduct by the rational proportion design of the other components such as these components and polyvinyl alcohol
The comprehensive performances such as film forming, toughness, rippability, application property required for the basic purposes of protecting film, especially wherein protecting film
In unadsorbed dust and VOC, its fissility is lower, and when dust and VOC adsorbance reach more degree, so that it may easily
Ground removing.In addition, the protecting film that is formed of the present invention is for ground, there is no limit be suitable for various grounds, and corrosion-free to ground.
In addition, the present invention uses discarded spent bleaching clay as one of primary raw material, adequately benefit is carried out to spent bleaching clay resource
With both having solved offal treatment problem and also reduced the cost of Painting Shop coating.
Painting Shop is protected using coating of the present invention, it is very convenient, and can not only reduce coating fraction defective.And
Injury of the volatile organic matter to operator is also reduced simultaneously.
Specific embodiment
Below in conjunction with specific embodiment, the present invention will be further described in detail, and the condition being not specified in embodiment is
The condition of this field routine.In the dosage or dosage or content for addressing substance, unless stated otherwise, weight is referred both to.
Embodiment 1
A kind of peelable protection coating is prepared by following steps:
By spent bleaching clay under 650 DEG C of oxygen free conditions high temperature cabonization, pore-creating, be then crushed to 100 mesh；It is added into reaction kettle
10 parts of glycerol, 150 parts of water, 30 parts of spent bleaching clay of activation, 5 parts of titanium dioxide, macroporous absorbent resin (ADS-5 nonpolar adsorption resin,
Tianjin Nankai Hecheng S&T Co., Ltd.) 10 parts, it 5 parts of glycerol trioleate, 5 parts of rosin, is uniformly mixed；Polyvinyl alcohol is added
5 parts, stirring is sufficiently swollen to it, is stirred for 2h and mixes well that peelable protection coating is made.To the indices of the coating
It is tested, as a result referring to table 1.
Embodiment 2
A kind of peelable protection coating is prepared by following steps:
By spent bleaching clay under 300 DEG C of oxygen free conditions high temperature cabonization, pore-creating, be then crushed to 100 mesh；It is added into reaction kettle
10 parts of glycerol, 100 parts of water, 10 parts of spent bleaching clay of activation, 3 parts of titanium dioxide, macroporous absorbent resin (ADS-5 nonpolar adsorption resin,
Tianjin Nankai Hecheng S&T Co., Ltd.) 5 parts, it 1 part of glycerol trioleate, 1 part of rosin, is uniformly mixed；Polyvinyl alcohol 7 is added
Part, stirring is sufficiently swollen to it, be stirred for 1h and mix well that peelable protection coating is made, to the indices of the coating into
Row test, as a result referring to table 1.
Embodiment 3
A kind of peelable protection coating is prepared by following steps:
By spent bleaching clay under 300 DEG C of oxygen free conditions high temperature cabonization, pore-creating, be then crushed to 100 mesh；It is added into reaction kettle
6 parts of glycerol, 100 parts of water, 8 parts of spent bleaching clay of activation, 3 parts of titanium dioxide, macroporous absorbent resin (ADS-5 nonpolar adsorption resin, day
Saliva Nankai and at Science and Technology Ltd.) 5 parts, 1 part of glycerol trioleate, 1 part of rosin, be uniformly mixed；Polyvinyl alcohol 15 is added
Part, stirring is sufficiently swollen to it, be stirred for 1h and mix well that peelable protection coating is made, to the indices of the coating into
Row test, as a result referring to table 1.
Comparative example 1
A kind of peelable protection coating, substantially with embodiment 1, the difference is that, wherein macroporous absorbent resin is not added,
The indices of the coating are tested, as a result referring to table 1.
Comparative example 2
A kind of peelable protection coating, substantially with embodiment 2, the difference is that, wherein the dosage of activation spent bleaching clay is 4
Part, the indices of the coating are tested, as a result referring to table 1.
Comparative example 3
According to the coating that CN103540203B embodiment 1 is prepared, indices are referring to table 1.
Table 1
Application of 4 coating of embodiment in Painting Shop
To (ground is stainless steel) on the metope of Painting Shop, then the coating of embodiment 1 is constructed by roll coating model
Conventional Painting Shop operation is carried out, before just starting coating operation, after Painting Shop was using 24 hours, 48 hours, 72 hours
The stripping performance of film is detected respectively, the results showed that before just having started coating operation, can not be removed at all；After 24 hours, have certain
The removing of degree, but protecting film easy fracture, and substrate surface has residual；It can be essentially peeled after 48 hours, substrate surface is without residual
It stays；It can be completely exfoliated within 72 hours, no fracture, substrate surface noresidue.At this point, the weight for surveying absorption dust and VOC is about
1%.
Claims (10)
1. a kind of peelable protection coating with absorption VOC performance, which is characterized in that in parts by weight, described peelable
Protection coating composition of raw materials include: activation 5~30 parts of spent bleaching clay, 3~5 parts of titanium dioxide, macroporous absorbent resin 5~10
Part, 1~5 part of esterified glycerol ester, 1~5 part of rosin, 5~30 parts of polyvinyl alcohol, 1~10 part of glycerol, 100~150 parts of water,
Described in activation spent bleaching clay by the way that spent bleaching clay is carbonized under heating condition and oxygen free condition, pore-creating, finally smashing into powder
Shape obtains.
2. the peelable protection coating with absorption VOC performance according to claim 1, which is characterized in that described to add
Heat condition is 300 DEG C~650 DEG C of temperature.
3. the peelable protection coating with absorption VOC performance according to claim 1, which is characterized in that the powder
Broken is to be crushed to 100~250 mesh.
4. the peelable protection coating with absorption VOC performance according to claim 1, which is characterized in that the ester
Changing glyceride is selected from one of glycerol trioleate, palmitin and glycerol tristearate or a variety of groups
It closes.
5. the peelable protection coating with absorption VOC performance according to claim 1, which is characterized in that described big
Macroporous adsorbent resin is polystyrene type nonpolar adsorption resin.
6. it is according to claim 1 have absorption VOC performance peelable protection coating, which is characterized in that it is described can
Removing protection coating composition of raw materials include: activation 10~30 parts of spent bleaching clay, 3~5 parts of titanium dioxide, macroporous absorbent resin 5
~10 parts, 1~3 part of esterified glycerol ester, 1~3 part of rosin, 5~15 parts of polyvinyl alcohol, 6~10 parts of glycerol, water 100~150
Part.
7. it is according to claim 1 have absorption VOC performance peelable protection coating, which is characterized in that it is described can
Removing protection coating is formed by protecting film in the dust and coating cloud amount of adsorption
It is progressively enriched with and thickens, when surface loses adhesion property, can be removed and be removed by hand.
8. according to claim 1 to the peelable protecting film painting described in any one of 7 claims with absorption VOC performance
Material, which is characterized in that the preparation method of the peelable protection coating includes: that the first glycerol by formula ratio, water, activation are given up white
Soil, titanium dioxide, macroporous absorbent resin, esterified glycerol ester, rosin are uniformly mixed, and the polyvinyl alcohol of formula ratio is then added,
After stirring is sufficiently swollen to polyvinyl alcohol, it is stirred for until mixing well.
9. a kind of peelable protecting film with absorption VOC performance as described in any one of claims 1 to 7 claim applies
The preparation method of material, which is characterized in that this method includes the first glycerol by formula ratio, water, activates spent bleaching clay, titanium dioxide, greatly
Macroporous adsorbent resin, esterified glycerol ester, rosin are uniformly mixed, and the polyvinyl alcohol of formula ratio, stirring to polyvinyl alcohol is then added
Sufficiently after swelling, 1 hour or more is stirred for get the peelable protection coating.
10. a kind of method for carrying out Painting Shop air cleaning and wall guard simultaneously, it is characterised in that: using such as claim
There is the peelable protection coating of absorption VOC performance described in any one of 1 to 7 claim, the coating is passed through into roller
Painting mode forms protective film on Painting Shop metope, and is progressively enriched with change in the dust of protecting film upper surface absorption and coating cloud amount
Thickness when surface loses adhesion property, is removed by hand and removes protective film, and form new protective film again according to abovementioned steps.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710080803.6A CN106833170B (en) | 2017-02-15 | 2017-02-15 | Peelable protection coating and its preparation method and application with absorption VOC performance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710080803.6A CN106833170B (en) | 2017-02-15 | 2017-02-15 | Peelable protection coating and its preparation method and application with absorption VOC performance |
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| Publication Number | Publication Date |
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| CN106833170A CN106833170A (en) | 2017-06-13 |
| CN106833170B true CN106833170B (en) | 2019-03-22 |
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| CN112552753B (en) * | 2020-12-09 | 2021-12-17 | 中国科学院过程工程研究所 | Strippable decontamination coating and preparation method and application thereof |
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| CN100572468C (en) * | 2004-08-06 | 2009-12-23 | 上海立昌环境工程有限公司 | Absorption, fire-retardant, peelable protective film |
| CN101724215B (en) * | 2009-12-11 | 2011-10-19 | 上海立昌环境工程有限公司 | Adsorption/transparent/peelable protective film developed after polyvinyl alcohol modification |
| CN104098299A (en) * | 2013-04-11 | 2014-10-15 | 斯和平 | Water-based wall surface coating employing oil factory decoloration waste white clay |
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