CN109943140A - A kind of water paint dispersing agent of environment-friendly high-efficiency and preparation method thereof - Google Patents
A kind of water paint dispersing agent of environment-friendly high-efficiency and preparation method thereof Download PDFInfo
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- CN109943140A CN109943140A CN201910273503.9A CN201910273503A CN109943140A CN 109943140 A CN109943140 A CN 109943140A CN 201910273503 A CN201910273503 A CN 201910273503A CN 109943140 A CN109943140 A CN 109943140A
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Abstract
It is disclosed by the invention to belong to dispersing agent technical field, the water paint dispersing agent and preparation method thereof of specially a kind of environment-friendly high-efficiency, the water paint dispersing agent of the environment-friendly high-efficiency includes following constituent: water, vulcanized sodium, amino resins, polyacrylic acid sodium salt, fumed silica, toluene, turpentine oil, formaldehyde, methylpropene sodium sulfonate, methymethacrylate, sulfuric acid, part and sulfonating agent, the preparation method of the water paint dispersing agent of the environment-friendly high-efficiency: step 1: reaction kettle prepares ingredient: polyacrylic acid sodium salt is added in reaction kettle, it is made into 55 parts of aqueous solution, it is stirred 20-40 minutes, it is heated to 80-82 degrees Celsius；Step 2: the mixing of major ingredient: by water, vulcanized sodium, amino resins, polyacrylic acid sodium salt, fumed silica, toluene, the invention effectively mentions the bubbles volume reduced in dispersing agent, so that dispersing agent has preferable Guan Zedu, metope is more smooth, glossy after use.
Description
Technical field
The present invention relates to dispersing agent technical field, the water paint dispersing agent of specially a kind of environment-friendly high-efficiency and its preparation side
Method.
Background technique
Present people increasingly pay attention to carrying out efforts at environmental protection when fitting up, some after country makes regulation
Coating just all not using gradually, then use relatively new type water paint.Using water paint
When we just need using to water paint dispersing agent, it is the quality for determining water paint and using, so right and wrong
Often important, the main function of dispersing agent is exactly the dispersion that scattered particle will be needed to carry out surface in water paint, makes it
With better stability.
The general transparency of dispersing agent and glossiness in the prior art is lower, while containing more in existing dispersing agent
Bubbles volume, make the not smooth enough of water paint surface, secondly the ability of the attachment of dispersing agent is poor, therefore needs to research and develop one kind
Water paint dispersing agent of environment-friendly high-efficiency and preparation method thereof.
Summary of the invention
The purpose of the present invention is to provide water paint dispersing agents of a kind of environment-friendly high-efficiency and preparation method thereof, to solve to divide
The transparency and glossiness of powder are lower, while containing more bubbles volume in existing dispersing agent, make water paint surface
It is not smooth enough, secondly the problem of the characteristics such as ability is poor of the attachment of dispersing agent.
To achieve the above object, the invention provides the following technical scheme: a kind of water paint dispersing agent of environment-friendly high-efficiency, is pressed
Weight point meter, the water paint dispersing agent of the environment-friendly high-efficiency includes following constituent:
Water: 40-90 parts；Vulcanized sodium: 5-8 parts；Amino resins: 20-32 parts；Polyacrylic acid sodium salt: 12-18 parts；Gas phase two
Silica: 30-45 parts；Toluene: 0.5-3 parts；Turpentine oil: 12-21 parts；0.5-2 parts of formaldehyde；0.4-6 parts of methylpropene sodium sulfonate；
0.3-12 parts of methymethacrylate；0.2-0.8 parts and sulfonating agent 2-6 parts of sulfuric acid.
Preferably, the water paint dispersing agent of parts by weights meter, the environment-friendly high-efficiency includes following constituent:
Water: 40 parts；Vulcanized sodium: 8 parts；Amino resins: 20 parts；Polyacrylic acid sodium salt: 18 parts；Fumed silica: 30 parts；
Toluene: 3 parts；Turpentine oil: 12 parts；2 parts of formaldehyde；0.4 part of methylpropene sodium sulfonate；12 parts of methymethacrylate；0.2 part of sulfuric acid
With 6 parts of sulfonating agent.
Preferably, the water paint dispersing agent of parts by weights meter, the environment-friendly high-efficiency includes following constituent:
Water: 90 parts；Vulcanized sodium: 5 parts；Amino resins: 32 parts；Polyacrylic acid sodium salt: 12 parts；Fumed silica: 45 parts；
Toluene: 0.5 part；Turpentine oil: 21 parts；0.5 part of formaldehyde；6 parts of methylpropene sodium sulfonate；0.3 part of methymethacrylate；Sulfuric acid
0.8 part and 2 parts of sulfonating agent.
Preferably, the water paint dispersing agent of parts by weights meter, the environment-friendly high-efficiency includes following constituent:
Water: 60 parts；Vulcanized sodium: 6.5 parts；Amino resins: 26 parts；Polyacrylic acid sodium salt: 14 parts；Fumed silica: 37
Part；Toluene: 1.5 parts；Turpentine oil: 16.5 parts；1.5 parts of formaldehyde；3.2 parts of methylpropene sodium sulfonate；Methymethacrylate 6.2
Part；0.5 part and 4 parts of sulfonating agent of sulfuric acid.
Preferably, the amino resins is by the compound containing amino by urea, melamine or benzoguanamine
With formaldehyde and alcohols through resin made of polycondensation.
Preferably, the atom partial size of the fumed silica is at 7-20 nanometers, and specific surface area is in 90-300m/g.
A kind of preparation method of the water paint dispersing agent of environment-friendly high-efficiency, the system of the water paint dispersing agent of the environment-friendly high-efficiency
Steps are as follows for Preparation Method:
Step 1: reaction kettle prepares ingredient: polyacrylic acid sodium salt is added in reaction kettle, is made into 55 parts of aqueous solution,
It is stirred 20-40 minutes, is heated to 80-82 degrees Celsius；
Step 2: the mixing of major ingredient: by water, vulcanized sodium, amino resins, polyacrylic acid sodium salt, fumed silica,
Toluene, turpentine oil, methylpropene sodium sulfonate and methymethacrylate, which are put into reaction kettle, to be mixed, and is warmed to
60-85 degrees Celsius, after mixing evenly, then the ingredient in step 1 is added, then is stirred, it is spare until stirring evenly.
Step 3: the major ingredient in step 2 is put into sulphonation kettle, and sulfonating agent is added, sulfonation 2-3 hours at 85 DEG C, drop
Temperature is added dropwise the sulfuric acid of specified amount, is condensed 2-3h in acid condition to 50 DEG C；
Step 4: ph value is adjusted: with the sulfuric acid in liquid alkaline and in system, the pH value of regulation system reaches desalination to 7-8
Purpose can be prepared by the water paint dispersing agent of environment-friendly high-efficiency after cooling.
Preferably, the sulphonation kettle is the reaction unit of stainless steel material and electrically heated mode.
Compared with prior art, the beneficial effects of the present invention are: the invention provides a kind of water paints of environment-friendly high-efficiency
Dispersing agent and preparation method thereof effectively mentions the bubbles volume reduced in dispersing agent, so that dispersing agent has preferable Guan Zedu,
Metope is more smooth, glossy after using water paint, and the adhesive ability of dispersing agent greatly improves.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
The present invention provides a kind of water paint dispersing agent of environment-friendly high-efficiency, parts by weights meter, the aqueous painting of the environment-friendly high-efficiency
Expect that dispersing agent includes following constituent:
Water: 40-90 parts；Vulcanized sodium: 5-8 parts；Amino resins: 20-32 parts；Polyacrylic acid sodium salt: 12-18 parts；Gas phase two
Silica: 30-45 parts；Toluene: 0.5-3 parts；Turpentine oil: 12-21 parts；0.5-2 parts of formaldehyde；0.4-6 parts of methylpropene sodium sulfonate；
0.3-12 parts of methymethacrylate；0.2-0.8 parts and sulfonating agent 2-6 parts of sulfuric acid, the amino resins is by containing amino
Compound is by urea, melamine or benzoguanamine and formaldehyde and alcohols through resin made of polycondensation, the gas phase dioxy
The atom partial size of SiClx is at 7-20 nanometers, and specific surface area is in 90-300m/g.
The present invention also provides a kind of preparation methods of the water paint dispersing agent of environment-friendly high-efficiency:
Embodiment 1
The preparation method of the water paint dispersing agent of the environment-friendly high-efficiency: polyacrylic acid sodium salt is added in reaction kettle, is made into
55 parts of aqueous solution is stirred 20 minutes, is heated to 82 degrees Celsius, then by water, vulcanized sodium, amino resins, poly- third
Olefin(e) acid sodium salt, fumed silica, toluene, turpentine oil, methylpropene sodium sulfonate and methymethacrylate are put into reaction kettle
In be mixed, and be warmed to 60 degrees Celsius, after mixing evenly, then the ingredient in step 1 be added, then is stirred
It mixes, it is spare until stirring evenly, secondly major ingredient is put into sulphonation kettle, sulfonating agent, sulfonation 3 hours at 85 DEG C, cooling is added
To 50 DEG C, the sulfuric acid of specified amount is added dropwise, is condensed 2h in acid condition, finally with the sulfuric acid in liquid alkaline and in system, adjusts body
The pH value of system achievees the purpose that desalination, can be prepared by the water paint dispersing agent of environment-friendly high-efficiency, the sulfonation after cooling to 8
Kettle is the reaction unit of stainless steel material and electrically heated mode.
In the present embodiment, the water paint dispersing agent of parts by weights meter, the environment-friendly high-efficiency includes following constituent:
Water: 40 parts；Vulcanized sodium: 8 parts；Amino resins: 20 parts；Polyacrylic acid sodium salt: 18 parts；Fumed silica: 30 parts；
Toluene: 3 parts；Turpentine oil: 12 parts；2 parts of formaldehyde；0.4 part of methylpropene sodium sulfonate；12 parts of methymethacrylate；0.2 part of sulfuric acid
With 6 parts of sulfonating agent, the amino resins is by the compound containing amino by urea, melamine or benzoguanamine and first
Aldehyde and alcohol class is through resin made of polycondensation, and the atom partial size of the fumed silica is at 7-20 nanometers, and specific surface area is in 90-
300m/g。
Embodiment 2
The preparation method of the water paint dispersing agent of the environment-friendly high-efficiency: polyacrylic acid sodium salt is added in reaction kettle, is made into
55 parts of aqueous solution is stirred 40 minutes, is heated to 80 degrees Celsius, then by water, vulcanized sodium, amino resins, poly- third
Olefin(e) acid sodium salt, fumed silica, toluene, turpentine oil, methylpropene sodium sulfonate and methymethacrylate are put into reaction kettle
In be mixed, and be warmed to 85 degrees Celsius, after mixing evenly, then the ingredient in step 1 be added, then is stirred
It mixes, it is spare until stirring evenly, secondly major ingredient is put into sulphonation kettle, sulfonating agent, sulfonation 2 hours at 85 DEG C, cooling is added
To 50 DEG C, the sulfuric acid of specified amount is added dropwise, is condensed 3h in acid condition, finally with the sulfuric acid in liquid alkaline and in system, adjusts body
The pH value of system achievees the purpose that desalination, can be prepared by the water paint dispersing agent of environment-friendly high-efficiency, the sulfonation after cooling to 7
Kettle is the reaction unit of stainless steel material and electrically heated mode.
In the present embodiment, the water paint dispersing agent of parts by weights meter, the environment-friendly high-efficiency includes following constituent:
Water: 90 parts；Vulcanized sodium: 5 parts；Amino resins: 32 parts；Polyacrylic acid sodium salt: 12 parts；Fumed silica: 45 parts；
Toluene: 0.5 part；Turpentine oil: 21 parts；0.5 part of formaldehyde；6 parts of methylpropene sodium sulfonate；0.3 part of methymethacrylate；Sulfuric acid
0.8 part and 2 parts of sulfonating agent, the amino resins is by urea, melamine or benzene by the compound containing amino for melamine
Amine and formaldehyde and alcohols are through resin made of polycondensation, and the atom partial size of the fumed silica is at 7-20 nanometers, specific surface area
In 90-300m/g.
Embodiment 3
The preparation method of the water paint dispersing agent of the environment-friendly high-efficiency: polyacrylic acid sodium salt is added in reaction kettle, is made into
55 parts of aqueous solution is stirred 30 minutes, is heated to 81 degrees Celsius, then by water, vulcanized sodium, amino resins, poly- third
Olefin(e) acid sodium salt, fumed silica, toluene, turpentine oil, methylpropene sodium sulfonate and methymethacrylate are put into reaction kettle
In be mixed, and be warmed to 72.5 degrees Celsius, after mixing evenly, then the ingredient in step 1 be added, then carries out
Stirring, it is spare until stirring evenly, secondly major ingredient is put into sulphonation kettle, addition sulfonating agent, sulfonation 1.5 hours at 85 DEG C,
50 DEG C are cooled to, the sulfuric acid of specified amount is added dropwise, is condensed 2.5h in acid condition, finally uses the sulfuric acid in liquid alkaline and in system,
The pH value of regulation system achievees the purpose that desalination, can be prepared by the water paint dispersing agent of environment-friendly high-efficiency after cooling to 7.5,
The sulphonation kettle is the reaction unit of stainless steel material and electrically heated mode.
In the present embodiment, the water paint dispersing agent of parts by weights meter, the environment-friendly high-efficiency includes following constituent:
Water: 60 parts；Vulcanized sodium: 6.5 parts；Amino resins: 26 parts；Polyacrylic acid sodium salt: 14 parts；Fumed silica: 37
Part；Toluene: 1.5 parts；Turpentine oil: 16.5 parts；1.5 parts of formaldehyde；3.2 parts of methylpropene sodium sulfonate；Methymethacrylate 6.2
Part；0.5 part of sulfuric acid and 4 parts of sulfonating agent, the amino resins are by the compound containing amino by urea, melamine or benzene generation
Melamine and formaldehyde and alcohols through resin made of polycondensation, the atom partial size of the fumed silica at 7-20 nanometers, than
Surface area is in 90-300m/g.
It is 1,2,3 that the water paint dispersing agent of environment-friendly high-efficiency obtained by above three embodiments is numbered respectively, then is taken
Conventional water paint dispersing agent number is 4 on the market, the function and effect of four kinds of water paint dispersing agents is compared, specifically
Referring to following table:
In summary the water paint dispersing agent of embodiment, the environment-friendly high-efficiency can effectively improve the transparent of dispersing agent
Degree, additionally it is possible to reduce the viscosity of dispersing agent and reduce the generation of bubble, ensure that the attachment time of water paint dispersing agent, have
Good economic benefit.
Although hereinbefore invention has been described by reference to embodiment, the scope of the present invention is not being departed from
In the case where, various improvement can be carried out to it and can replace component therein with equivalent.Especially, as long as being not present
Structural conflict, the various features in presently disclosed embodiment can be combined with each other use by any way,
The description for not carrying out exhaustive to the case where these combinations in this specification is examined merely for the sake of omission length with what is economized on resources
Consider.Therefore, the invention is not limited to specific embodiments disclosed herein, but the institute including falling within the scope of the appended claims
There is technical solution.
Claims (8)
1. a kind of water paint dispersing agent of environment-friendly high-efficiency, it is characterised in that: parts by weights meter, the water paint of the environment-friendly high-efficiency
Dispersing agent includes following constituent:
Water: 40-90 parts；Vulcanized sodium: 5-8 parts；Amino resins: 20-32 parts；Polyacrylic acid sodium salt: 12-18 parts；Gas phase titanium dioxide
Silicon: 30-45 parts；Toluene: 0.5-3 parts；Turpentine oil: 12-21 parts；0.5-2 parts of formaldehyde；0.4-6 parts of methylpropene sodium sulfonate；Methyl
0.3-12 parts of methacrylate；0.2-0.8 parts and sulfonating agent 2-6 parts of sulfuric acid.
2. a kind of water paint dispersing agent of environment-friendly high-efficiency according to claim 1, it is characterised in that: parts by weights meter,
The water paint dispersing agent of the environment-friendly high-efficiency includes following constituent:
Water: 40 parts；Vulcanized sodium: 8 parts；Amino resins: 20 parts；Polyacrylic acid sodium salt: 18 parts；Fumed silica: 30 parts；First
Benzene: 3 parts；Turpentine oil: 12 parts；2 parts of formaldehyde；0.4 part of methylpropene sodium sulfonate；12 parts of methymethacrylate；0.2 part of sulfuric acid and
6 parts of sulfonating agent.
3. a kind of water paint dispersing agent of environment-friendly high-efficiency according to claim 1, it is characterised in that: parts by weights meter,
The water paint dispersing agent of the environment-friendly high-efficiency includes following constituent:
Water: 90 parts；Vulcanized sodium: 5 parts；Amino resins: 32 parts；Polyacrylic acid sodium salt: 12 parts；Fumed silica: 45 parts；First
Benzene: 0.5 part；Turpentine oil: 21 parts；0.5 part of formaldehyde；6 parts of methylpropene sodium sulfonate；0.3 part of methymethacrylate；Sulfuric acid 0.8
Part and 2 parts of sulfonating agent.
4. a kind of water paint dispersing agent of environment-friendly high-efficiency according to claim 1, it is characterised in that: parts by weights meter,
The water paint dispersing agent of the environment-friendly high-efficiency includes following constituent:
Water: 60 parts；Vulcanized sodium: 6.5 parts；Amino resins: 26 parts；Polyacrylic acid sodium salt: 14 parts；Fumed silica: 37 parts；First
Benzene: 1.5 parts；Turpentine oil: 16.5 parts；1.5 parts of formaldehyde；3.2 parts of methylpropene sodium sulfonate；6.2 parts of methymethacrylate；Sulfuric acid
0.5 part and 4 parts of sulfonating agent.
5. a kind of water paint dispersing agent of environment-friendly high-efficiency described in -4 according to claim 1, it is characterised in that: the amino tree
Rouge is by urea, melamine or benzoguanamine and formaldehyde and alcohols as the compound containing amino through tree made of polycondensation
Rouge.
6. a kind of water paint dispersing agent of environment-friendly high-efficiency described in -4 according to claim 1, it is characterised in that: the gas phase two
The atom partial size of silica is at 7-20 nanometers, and specific surface area is in 90-300m/g.
7. a kind of preparation method of the water paint dispersing agent of environment-friendly high-efficiency according to claim 1-6, special
Sign is: steps are as follows for the preparation method of the water paint dispersing agent of the environment-friendly high-efficiency:
Step 1: reaction kettle prepares ingredient: polyacrylic acid sodium salt is added in reaction kettle, is made into 55 parts of aqueous solution, carries out
Stirring 20-40 minutes, is heated to 80-82 degrees Celsius；
Step 2: the mixing of major ingredient: by water, vulcanized sodium, amino resins, polyacrylic acid sodium salt, fumed silica, first
Benzene, turpentine oil, methylpropene sodium sulfonate and methymethacrylate, which are put into reaction kettle, to be mixed, and is warmed to
60-85 degrees Celsius, after mixing evenly, then the ingredient in step 1 is added, then is stirred, it is spare until stirring evenly.
Step 3: the major ingredient in step 2 is put into sulphonation kettle, and sulfonating agent is added and is cooled to sulfonation 2-3 hours at 85 DEG C
50 DEG C, the sulfuric acid of specified amount is added dropwise, is condensed 2-3h in acid condition；
Step 4: ph value is adjusted: with the sulfuric acid in liquid alkaline and in system, the pH value of regulation system reaches the mesh of desalination to 7-8
, it can be prepared by the water paint dispersing agent of environment-friendly high-efficiency after cooling.
8. a kind of preparation method of the water paint dispersing agent of environment-friendly high-efficiency according to claim 7, it is characterised in that: institute
State the reaction unit that sulphonation kettle is stainless steel material and electrically heated mode.
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| CN201910273503.9A CN109943140A (en) | 2019-04-05 | 2019-04-05 | A kind of water paint dispersing agent of environment-friendly high-efficiency and preparation method thereof |
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| CN201910273503.9A CN109943140A (en) | 2019-04-05 | 2019-04-05 | A kind of water paint dispersing agent of environment-friendly high-efficiency and preparation method thereof |
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| GB1185775A (en) * | 1967-02-09 | 1970-03-25 | Fuji Photo Film Co Ltd | Improvements in or relating to Suspension Polymerisation |
| CN103468028A (en) * | 2013-10-08 | 2013-12-25 | 深圳市瑞成科讯实业有限公司 | Efficient calcium slurry dispersant and preparation method thereof |
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| CN106565889A (en) * | 2016-11-02 | 2017-04-19 | 华南理工大学 | Low-temperature synthesis method of polycarboxylate-type ceramic water reducer |
| CN106879582A (en) * | 2017-03-23 | 2017-06-23 | 邢台格默森化工科技有限公司 | Low bubble dispersant, its preparation method and application |
-
2019
- 2019-04-05 CN CN201910273503.9A patent/CN109943140A/en not_active Withdrawn
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|---|---|---|---|---|
| GB1185775A (en) * | 1967-02-09 | 1970-03-25 | Fuji Photo Film Co Ltd | Improvements in or relating to Suspension Polymerisation |
| CN103045002B (en) * | 2013-01-17 | 2014-04-09 | 长沙华润涂料有限公司 | Method for preparing environment-friendly and efficient water-borne coating dispersing agent |
| CN103468028A (en) * | 2013-10-08 | 2013-12-25 | 深圳市瑞成科讯实业有限公司 | Efficient calcium slurry dispersant and preparation method thereof |
| CN106565889A (en) * | 2016-11-02 | 2017-04-19 | 华南理工大学 | Low-temperature synthesis method of polycarboxylate-type ceramic water reducer |
| CN106879582A (en) * | 2017-03-23 | 2017-06-23 | 邢台格默森化工科技有限公司 | Low bubble dispersant, its preparation method and application |
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