CN106752244B - Aqueous double-component atomic ash and preparation method thereof - Google Patents
Aqueous double-component atomic ash and preparation method thereof Download PDFInfo
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- CN106752244B CN106752244B CN201611197615.3A CN201611197615A CN106752244B CN 106752244 B CN106752244 B CN 106752244B CN 201611197615 A CN201611197615 A CN 201611197615A CN 106752244 B CN106752244 B CN 106752244B
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- 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
- C09D5/34—Filling pastes
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Abstract
The invention belongs to poly-putty base technical fields, and in particular to a kind of aqueous double-component atomic ash and preparation method thereof.The aqueous double-component atomic ash includes first component and second component, and the first component includes following ingredient: Hydroxylated acrylic resin, wetting agent, coalescing agent, dispersing agent, antirust agent, anti-settling thixotropic agent, defoaming agent, drier, thickener, titanium dioxide, talcum powder, coarse whiting, water；The second component includes following ingredient: curing agent, water absorbing agent, silica.Aqueous double-component atomic ash provided by the invention has the characteristics that low smell, impact-resistant, and has good shrinking percentage, adhesive force, and non-hazardous to construction personnel, can be widely used for the fields such as furniture, wall, timber, automobile.
Description
Technical field
The invention belongs to poly-putty base technical fields, and in particular to a kind of aqueous double-component atomic ash and preparation method thereof.
Background technique
Poly-putty base is commonly called as putty, also known as unsaturated polyester resin putty, English name: Poly-Putty Base, be development compared with
A kind of fast novel pointing material, can be perfectly adhered to body surface, and do not crack in the drying process.Poly-putty base can
It is widely used in filling and leading up and repairing for the fields such as furniture, wall, timber, automobile.In today of global fuel factor aggravation, energy-saving and emission-reduction
It is the universal problems faced of world's coating industry, coating Water-borne modification is imperative.China regions have been put into effect related in succession at present
Volatile organic compounds (VOC) emission regulation, limits the use of oil paint, therefore, poly-putty base as furniture, Automobile Service it is auxiliary
Material, Water-borne modification are imperative.
Conventional atom ash is made of unsaturated-resin, powder, promotor, stabilizer, thixotropic agent, styrene etc., solidification
Agent is the peroxide such as isopropyl benzene hydroperoxide (CHPO), dibenzoyl peroxide (BPO) composition.Conventional atom ash not only smell
Greatly, monomer is more, and toxicity is big, causes strong influence to the physical and mental health of construction personnel, and peroxide is inflammable articles,
It is easy spontaneous combustion, use is dangerous.Currently, having a small number of aqueous putties on the market is one pack system, as common aqueous putty,
Shrinking percentage is big, and thick cannot apply, and poor adhesive force is difficult to meet actual demand.
Summary of the invention
Present invention aims to overcome that the above-mentioned deficiency of the prior art, a kind of aqueous double-component atomic ash and its preparation are provided
Method, it is intended to solve in the prior art, poly-putty base poor adhesive force, not impact resistance, and construction when it is dangerous to human body the problems such as.
In order to achieve the above-mentioned object of the invention, The technical solution adopted by the invention is as follows:
One aspect of the present invention provides a kind of aqueous double-component atomic ash, including first component and second component, the first group subpackage
Include the ingredient of following mass percentage:
The second component includes the ingredient of following mass percentage:
Curing agent 80-90%；
Water absorbing agent 1-2%；
Silica 8-19%.
In aqueous double-component atomic ash provided by the invention, each ingredient in first component and second component is matched in different ratios
Than combination, and in common synergistic effect between each ingredient in the double-component atomic ash use process, good contraction is made it have
Rate, adhesive force, and it is non-hazardous to construction personnel.Compared with prior art, low smell, impact resistance, can be widely used for furniture,
The fields such as wall, timber, automobile.
Another aspect of the present invention provides a kind of method for preparing above-mentioned aqueous double-component atomic ash, the system of the first component
Preparation Method includes the following steps:
The Hydroxylated acrylic resin, defoaming agent, dispersing agent, wetting agent and anti-settling thixotropic agent are carried out at the first mixing
Reason, obtains the first mixing object；
The titanium dioxide, talcum powder and coarse whiting will be added in the first mixing object and carry out the second mixing treatment, obtain second
Mixing object；
The antirust agent, coalescing agent, drier, thickener and water will be added in the second mixing object, compression is taken out true
Sky obtains the component A；
The preparation method of the second component includes the following steps: after mixing the curing agent and the water absorbing agent, is added
The silica simultaneously stirs to obtain component B.
Aqueous double-component atomic ash preparation method provided by the present invention, simple process and low cost, easily operated and control
Process conditions processed, and the low smell of aqueous double-component atomic ash of this method preparation, impact resistance, have good shrinking percentage, attached
Put forth effort, and non-hazardous to construction personnel, can be widely used for the fields such as furniture, wall, timber, automobile.
Specific embodiment
In order to which technical problems, technical solutions and advantageous effects to be solved by the present invention are more clearly understood, below in conjunction with
Embodiment, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used to explain
The present invention is not intended to limit the present invention.
On the one hand the embodiment of the present invention provides a kind of aqueous double-component atomic ash, including first component and second component, wherein first
Component includes the ingredient of following mass percentage:
Second component includes the ingredient of following mass percentage:
Curing agent 80-90%；
Water absorbing agent 1-2%；
Silica 8-19%.
Aqueous double-component atomic ash provided in an embodiment of the present invention has the characteristics that low smell, impact-resistant.This aqueous double groups
Divide in poly-putty base, the ingredient in first component and second component is combined the double-component atomic of cost implementation by different proportions
Ash, common synergistic effect between each ingredient, makes it have good shrinking percentage, adhesive force, and non-hazardous to construction personnel, special
Be not when the mass ratio of first component and second component be 10:(1-2) when, performance reaches most preferably, can be widely used for furniture, wall,
The fields such as timber, automobile.
Specifically, in the present invention one is implemented, Hydroxylated acrylic resin in the aqueous double-component atomic ash first component by-
OH content is that the polyacrylate of 1-2% is mixed with epoxy-modified acrylic acid.- OH content is the water-based hydroxyl third of 1-2%
The curing rate of olefin(e) acid resin is fast, saves the construction time, substantially improves in addition, the PART EPOXY of its blending is acrylic resin modified
Adhesive force of the system on ironware, aluminium sheet, galvanized sheet.In Hydroxylated acrylic resin quality hundred provided in an embodiment of the present invention
Dividing content is preferably 25%, 30% or 40% within the scope of 25-40%, the solidification when aqueous double-component atomic ash can be made to use
Speed, i.e. adhesion property are optimal.
Specifically, in the present invention one is implemented, the wetting agent in aqueous double-component atomic ash first component is aliphatic polyoxy
Vinethene.The wetting agent has preferable wetability to powder, is suitable for high PVC system.In wetting provided in an embodiment of the present invention
Agent mass percentage is within the scope of 0.3-1%, and preferably 0.3%, 0.5% or 1% can make the wet of the aqueous double-component atomic ash
Lubricant nature can be optimal.
Specifically, in the present invention one is implemented, the coalescing agent in aqueous double-component atomic ash first component is dipropylene glycol
One of methyl ether, ethylene glycol monobutyl ether, butyl are a variety of；In coalescing agent quality provided in an embodiment of the present invention
Percentage composition is within the scope of 1-2% preferably 1% or 2%, and the easy film forming of the aqueous double-component atomic ash use process can be made to reach
To optimal.
Specifically, in the present invention one is implemented, the dispersing agent in aqueous double-component atomic ash first component is the dispersion of ammonia salt class
Agent.Such dispersing agent dispersion efficiency is higher, is conducive to the stably dispersing of powder.In dispersing agent quality provided in an embodiment of the present invention
Percentage composition is within the scope of 0.2-0.8%, and preferably 0.2%, 0.5% or 0.8% can be such that the aqueous double-component atomic ash uses
When, the dispersibility of each ingredient is optimal.
Specifically, in the present invention one is implemented, the anti-settling thixotropic agent in aqueous double-component atomic ash first component is by aqueous swollen
Profit soil is mixed with aqueous fumed silica.Specifically by aqueous bentonite BASF ATTAGEL50 and aqueous gas phase titanium dioxide
Silicon (Degussa A200) is mixed to prepare, which has good thixotropy, is facilitated construction to apply and is scraped, while mentioning anti-settling
Effect.It is within the scope of 1-2% preferably 1% or 2% in anti-settling thixotropic agent mass percentage provided in an embodiment of the present invention,
Anti-dust performance after can making the aqueous double-component atomic ash use is optimal.
Specifically, in the present invention one is implemented, the defoaming agent in aqueous double-component atomic ash first component is modified for polyethers
Organosilicon.Such defoaming agent quickly the bubble in elimination system and two components can be used in mixed way the gas of time-division loose powder material generation
Bubble, so as to improve the compactness of final poly-putty base.It is 0.1- in defoaming agent mass percentage provided in an embodiment of the present invention
In 0.3% range, preferably 0.1%, 0.2% or 0.3%, can maximum magnitude reduce the aqueous double-component atomic ash in gas
Bubble, is optimal the compactness of its poly-putty base.
Specifically, in the present invention one is implemented, the drier in aqueous double-component atomic ash first component is organic amine.At this
The drier mass percentage that inventive embodiments provide is within the scope of 0.1-0.3% preferably 0.1% or 0.3%, can make the water
The drying ability of property double-component atomic ash is optimal.
Specifically, in the present invention one is implemented, the antirust agent in aqueous double-component atomic ash first component is water paint
Corrosion inhibitor can be prevented from contacting because of metal substrate with water and generate rusty stain such as this FA-179 of hamming, and adhesive force is influenced.?
Antirust agent mass percentage provided in an embodiment of the present invention is within the scope of 0.3-0.5% preferably 0.3% or 0.5%, can make this
Aqueous double-component atomic ash is in use, the rustless property to ground is optimal.
Specifically, in the present invention one is implemented, the curing agent in aqueous double-component atomic ash second component is isocyanates.It is high
Reactivity, low viscosity isocyanates can be reacted with water, generate inert amide.By this reaction, it can disappear
Except moisture micro in system, to solve the problems, such as the curing agent in use because of caused by humidity.Implement in the present invention
The curing agent mass percentage that example provides is within the scope of 80-90% preferably 80% or 90%, can make the aqueous double-component atomic
Curing performance is optimal the second component of ash in use.
In short, in above-mentioned first component provided in an embodiment of the present invention and second component at being grouped as aqueous double-component atomic
Ash, within the scope of mass percentage provided in an embodiment of the present invention, common synergistic effect makes aqueous double-component atomic ash smell
Low, impact resistance, and have good shrinking percentage, adhesive force, i.e. the performance of atom putty material reaches best.
The embodiment of the present invention also provides a kind of method for preparing above-mentioned aqueous double-component atomic ash, in the preparation method,
The preparation of preparation and second component including first component.The preparation process of first component are as follows:
S01: Hydroxylated acrylic resin, defoaming agent, dispersing agent, wetting agent and anti-settling thixotropic agent are carried out at the first mixing
Reason, obtains the first mixing object；
S02: titanium dioxide, talcum powder and coarse whiting are added in the first mixing object that step S01 is obtained and carries out at the second mixing
Reason, obtains the second mixing object；
S03: being added antirust agent, coalescing agent, drier, thickener and water in the second mixing object that step S02 is obtained,
Compression vacuumizes, and obtains component A；
The preparation process of second component are as follows: after mixing curing agent and water absorbing agent, silica is added and stirs to obtain component B.
Aqueous double-component atomic ash preparation method provided by the present invention, simple process and low cost, easily operated and control
Process conditions processed, and the low smell of aqueous double-component atomic ash of this method preparation, impact resistance, have good shrinking percentage, attached
Put forth effort, and non-hazardous to construction personnel, can be widely used for the fields such as furniture, wall, timber, automobile.
Specifically, the first mixing treatment process in above-mentioned steps S01 are as follows: 200-400 revs/min, 10-20 points of stirring
Clock.First mixing object can under this condition be uniformly mixed.
Specifically, the second mixing treatment process in above-mentioned steps S02 are as follows: 1000-1200 revs/min, 20-30 points of stirring
Clock.Second mixing object can under this condition be uniformly mixed.
Specifically, in above-mentioned steps S03, compression time is 3-6 minutes.
More specifically, the silica being added in the preparation process of above-mentioned second component is gas phase.And whipping process are as follows: sealing
In environment, 500-600 revs/min, stir 10-20 minutes.Second component can under this condition be uniformly mixed.
Aqueous double-component atomic ash preparation method provided in an embodiment of the present invention, in preferred raw material constituent, and
In the process parameters ranges such as revolving speed and time in preparation process, the aqueous double-component atomic ash finished product haveing excellent performance can be made.
Moreover, the preparation method simple process and low cost, is easy to operate and control process conditions, finally make that aqueous dual-component original is made
Sub- ash not only has the performances such as low smell, impact resistance, but also has good shrinking percentage, adhesive force, and to construction personnel without danger
Evil, can be widely used for the fields such as furniture, wall, timber, automobile.
The present invention successively carried out test of many times, and it is further detailed as reference pair invention progress now to lift A partial experiment result
Thin description, is described in detail combined with specific embodiments below.
Embodiment 1
Aqueous double-component atomic ash provided in this embodiment, each ingredient and content are shown in Tables 1 and 2.
The first component preparation process of the aqueous double-component atomic ash are as follows:
S11: the water based acrylic resin of formulation dosage is poured into dispersion cylinder, starts blender, revolving speed is 400
Rev/min, it is slowly added to defoaming agent, dispersing agent, wetting agent, anti-settling thixotropic agent, is stirred 20 minutes.
S12: titanium dioxide, 325 mesh talcum powder, 800 mesh coarse whitings, washing machine, at 1000 revs/min are sequentially added after the above procedure
Clock stirs 20 minutes.
S13: being slowly added to antirust agent, coalescing agent diethylene glycol dimethyl ether, drier, thickener, with a small amount of deionized water
Washing machine, compression vacuumize 3 minutes, obtain first component.
The second component preparation process of the aqueous double-component atomic ash are as follows: isocyanate curing agent is weighed according to formulation dosage,
Water absorbing agent is added, A-200 fumed silica is added while stirring, rate of dispersion maintains 500 revs/min, in sealed environment
Lower stirring 10 minutes to get second component.
In use, first is with second, 10:1's aqueous double-component atomic ash (weight ratio) constructs in parts by weight.
Table 1
| First composition component | Mass percentage (%) |
| Water based acrylic resin | 30 |
| Dispersing agent | 0.5 |
| Wetting agent | 0.5 |
| Defoaming agent | 0.2 |
| Anti-settling thixotropic agent | 2 |
| Titanium dioxide | 2 |
| 325 mesh talcum powder | 25 |
| 800 mesh coarse whitings | 30 |
| Coalescing agent | 2 |
| Thickener | 0.5 |
| Antirust agent | 0.5 |
| Drier | 0.3 |
| Deionized water | 6.5 |
Table 2
| Second composition component | Mass percentage (%) |
| Polyisocyanate curing agent | 90 |
| Water absorbing agent | 2 |
| Silica A-200 (Degussa) | 8 |
Finally, to the present embodiment 1 prepare aqueous double-component atomic ash be tested for the property, and with it is in the prior art general
Logical poly-putty base, water-based mono-component poly-putty base carry out performance comparative analysis, and result is as shown in table 3 below.It can be seen from the data in the table that this
The physicochemical property of aqueous double-component atomic ash made from embodiment 1 is significantly better than the prior art, especially adhesive force and shock resistance
Performance is all significantly higher than existing atom gray technology, has unrivaled superiority.
Table 3
Embodiment 2
Aqueous double-component atomic ash provided in this embodiment, each ingredient and content are shown in Table 4 and table 5.
The first component preparation process of the aqueous double-component atomic ash are as follows:
S21: the water based acrylic resin of formulation dosage is poured into dispersion cylinder, starts blender, revolving speed is 200
Rev/min, it is slowly added to defoaming agent, dispersing agent, wetting agent, anti-settling thixotropic agent, is stirred 10 minutes.
S22: titanium dioxide, 325 mesh talcum powder, 800 mesh coarse whitings, washing machine, at 1200 revs/min are sequentially added after the above procedure
Clock stirs 30 minutes.
S23: being slowly added to antirust agent, coalescing agent, drier, thickener, and with a small amount of deionized water washing machine, compression is taken out true
It is 6 minutes empty, obtain first component.
The second component preparation process of the aqueous double-component atomic ash are as follows: isocyanate curing agent is weighed according to formulation dosage,
Water absorbing agent is added, A-200 fumed silica is added while stirring, rate of dispersion maintains 600 revs/min, in sealed environment
Lower stirring 20 minutes to get second component.
In use, first is with second, 10:1's aqueous double-component atomic ash (weight ratio) constructs in parts by weight.
Table 4
| First composition component | Mass percentage (%) |
| Water based acrylic resin | 40 |
| Dispersing agent | 0.2 |
| Wetting agent | 0.3 |
| Defoaming agent | 0.1 |
| Anti-settling thixotropic agent | 1 |
| Titanium dioxide | 2 |
| 325 mesh talcum powder | 25 |
| 800 mesh coarse whitings | 25 |
| Coalescing agent | 1 |
| Thickener | 0.5 |
| Antirust agent | 0.3 |
| Drier | 0.1 |
| Deionized water | 4.5 |
Table 5
| Second composition component | Mass percentage (%) |
| Polyisocyanate curing agent | 80 |
| Water absorbing agent | 1 |
| A-200 (Degussa) | 19 |
Finally, to the present embodiment 2 prepare aqueous double-component atomic ash be tested for the property, and with it is in the prior art general
Logical poly-putty base, water-based mono-component poly-putty base carry out performance comparative analysis, and result is as shown in table 6 below.It can be seen from the data in the table that this
The physicochemical property of aqueous double-component atomic ash made from embodiment 2 is significantly better than the prior art, especially adhesive force and shock resistance
Performance is all significantly higher than existing atom gray technology, has unrivaled superiority.
Table 6
In short, the test of aqueous double-component atomic ash and comparing result are it can be seen that originally from embodiment 1 and embodiment 2
The performance for the aqueous double-component atomic ash that inventive embodiments provide is significantly better than the prior art.It is provided in an embodiment of the present invention aqueous
Double-component atomic ash not only has the characteristics that low smell, impact-resistant, but also has good shrinking percentage, adhesive force, to constructor
Member is non-hazardous, can be widely used for the fields such as furniture, wall, timber, automobile.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (9)
1. a kind of aqueous double-component atomic ash, including first component and second component, which is characterized in that the first component includes following matter
Measure the ingredient of percentage composition:
Hydroxylated acrylic resin 25-40%, the polyacrylate and ring that the Hydroxylated acrylic resin is 1-2% by-OH content
Oxygen modified acroleic acid mixes；
The second component includes the ingredient of following mass percentage:
Curing agent 80-90%；
Water absorbing agent 1-2%；
Silica 8-19%；
The mass ratio of the first component and the second component is 10:(1-2).
2. aqueous double-component atomic ash as described in claim 1, which is characterized in that the wetting agent is aliphatic poly ethylene oxide
Ether.
3. aqueous double-component atomic ash as described in claim 1, which is characterized in that the coalescing agent is dipropylene glycol first
One of ether, ethylene glycol monobutyl ether and butyl are a variety of；And/or
The dispersing agent is ammonia salt class dispersing agent；And/or
The anti-settling thixotropic agent is mixed by aqueous bentonite and aqueous fumed silica；And/or
The defoaming agent is polyethers modified organic silicon；And/or
The drier is organic amine.
4. aqueous double-component atomic ash as described in claim 1, which is characterized in that the curing agent is isocyanates.
5. a kind of method for preparing the aqueous double-component atomic ash as described in claim 1-4 is any, which is characterized in that the first
The preparation method of component includes the following steps:
The Hydroxylated acrylic resin, defoaming agent, dispersing agent, wetting agent and anti-settling thixotropic agent are subjected to the first mixing treatment, obtained
First mixing object；
The titanium dioxide, talcum powder and coarse whiting will be added in the first mixing object and carry out the second mixing treatment, obtain the second mixing
Object；
The antirust agent, coalescing agent, drier, thickener and water will be added in the second mixing object, compression vacuumizes, and obtains
The component A；
The preparation method of the second component includes the following steps: after mixing the curing agent and the water absorbing agent, described in addition
Silica simultaneously stirs to obtain component B.
6. the method for preparing aqueous double-component atomic ash as claimed in claim 5, which is characterized in that first mixing treatment
Process are as follows: 200-400 revs/min, stir 10-20 minutes.
7. the method for preparing aqueous double-component atomic ash as claimed in claim 5, which is characterized in that second mixing treatment
Process are as follows: 1000-1200 revs/min, stir 20-30 minutes.
8. the method for preparing aqueous double-component atomic ash as claimed in claim 5, which is characterized in that the preparation of the second component
The silica being added in the process is fumed silica.
9. the method for preparing aqueous double-component atomic ash as claimed in claim 8, which is characterized in that the silica is added
When stirring condition are as follows: in sealed environment, 500-600 revs/min, stir 10-20 minutes.
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| CN101519547A (en) * | 2009-04-07 | 2009-09-02 | 北京展辰化工有限公司 | Aqueous double-component atomic ash and application thereof |
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