CN109024076A - A kind of preparation method of water-based zinc stearate dispersion liquid - Google Patents
A kind of preparation method of water-based zinc stearate dispersion liquid Download PDFInfo
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- CN109024076A CN109024076A CN201811098647.7A CN201811098647A CN109024076A CN 109024076 A CN109024076 A CN 109024076A CN 201811098647 A CN201811098647 A CN 201811098647A CN 109024076 A CN109024076 A CN 109024076A
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
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Abstract
The invention discloses a kind of preparation methods of water-based zinc stearate dispersion liquid, belong to auxiliary chemicals technical field.PERFORMANCE OF MODIFIED VERMICULITE colloidal sol and dilute sodium soap solution 10:2~10:3 in mass ratio are mixed in reaction kettle, in temperature be 80~85 DEG C, under conditions of revolving speed is 300~350r/min, after being stirred to react 30~60min, the stearic acid of 0.3~0.5 times of PERFORMANCE OF MODIFIED VERMICULITE colloidal sol quality is added into reaction kettle again, the defoaming agent of 0.05~0.08 times of PERFORMANCE OF MODIFIED VERMICULITE colloidal sol quality and the fungicide of 0.01~0.05 times of PERFORMANCE OF MODIFIED VERMICULITE colloidal sol quality, in temperature be 80~88 DEG C, under conditions of revolving speed is 300~380r/min, after being stirred to react 2~4h, water-based zinc stearate dispersion liquid is obtained.Gained water-based zinc stearate dispersion liquid of the invention has excellent dispersibility.
Description
Technical field
The invention discloses a kind of preparation methods of water-based zinc stearate dispersion liquid, belong to auxiliary chemicals technical field.
Background technique
The higher fatty acid salt of metal is commonly referred to as metallic soap other than sodium, potassium, they have both the dual of metal salt and fatty acid
Characteristic is widely used as stabilizer for plastics, lubricant, halogen-absorber, lubricating grease intensifier, textile water proof agent, paint zero diopter
Agent and cosmetics pulvis and tablet release agent etc..
Stearate is pure white, greasy, lightweight, subtle powdered substance, and not soluble in water, fusing point is high, high temperature film forming
Can be good, and film is transparent or translucent.Stearate is very widely used, as stearate can make PVC heat stabilizer,
Softening agent, lubricant, film forming agent；Stearate, on agricultural film, can inhibit ultraviolet light pair as good light stabilizer
The aging action of film can prolong its service life；Stearate is used as drier in paint industry production, can shorten
Drying time is painted, the flatting agent of paint is also used as.Furthermore it is also possible to be used as pencil-lead lubricant, lubricating grease refractory agent
And coating for paper, the waterproofing agent of waterproof rain-proof material, the powder mould agent of medical Chinese medicine tablet, the flour material etc. of cosmetics.
Zinc stearate colloidal sol is that a kind of appearance is milky, and nontoxic and no pollution to the environment meets environmental protection requirement
Dispersion system.It is easily dispersed in water, with ultra-fine granularity and dispersion intermiscibility it is preferable.Easily defoaming has excellent
Lubrication exquisiteness sense, heat resistanceheat resistant is functional, and the transparency is good, it is not easy to precipitate, there is a good anti-yellowing property, quick-drying with
The hydrophobicity and lubricity of coating layer surface can be improved in the features such as increasing grinability, and the lubrication for improving and improving coating is fine and smooth
Sense.Zinc stearate colloidal sol also has good filming performance, has good compatibility with many color developing agents, can be commonly used to papermaking
Industry can also be improved the hydrophobicity of paper coating layer surface to improve the ageing resistance and whiteness of paper coating layer surface,
In order to be bonded paper interlayer will not, to improve and improve smoothness and glossiness of paper surface etc..Stearic acid
Zinc lubricant can be used as coating process auxiliary agent but also as the functional aid of coating paper.Zinc stearate dispersion liquid traditional at present
It the problem of can not further increasing there is also dispersion performance, also needs to study it.
Summary of the invention
The present invention solves the technical problem of: it can not further be mentioned for traditional zinc stearate dispersion liquid dispersion performance
High problem provides a kind of preparation method of water-based zinc stearate dispersion liquid.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the invention is that:
(1) vermiculite is ground up, sieved, obtains refinement vermiculite；Refinement vermiculite is mixed with water 1:20~1:40 in mass ratio, and is added
The alkyl quaternary ammonium salts of 2~4 times of vermiculite quality of refinement after being stirred to react, is filtered, is washed, dry, obtains pretreatment vermiculite；
(2) pretreatment vermiculite is mixed with water 1:100~1:120 in mass ratio, and 1~2 times of vermiculite quality of pretreatment is added
0.8~1.4 times of vermiculite quality of surfactant of mixed dispersant and pretreatment, after mixed grinding, homogeneous obtains vermiculite colloidal sol；
(3) vermiculite colloidal sol is mixed with liquor zinci chloridi 1:3~1:5 in mass ratio, impregnates, obtains pre- PERFORMANCE OF MODIFIED VERMICULITE colloidal sol, it will be pre-
The heating of PERFORMANCE OF MODIFIED VERMICULITE colloidal sol, and silver nitrate solution is added into pre- PERFORMANCE OF MODIFIED VERMICULITE colloidal sol, until without Precipitation, after being stirred,
It stands, removes lower layer's silver nitride precipitation, obtain PERFORMANCE OF MODIFIED VERMICULITE colloidal sol；
(4) PERFORMANCE OF MODIFIED VERMICULITE colloidal sol is mixed with dilute sodium soap solution 10:2~10:3 in mass ratio, after being stirred to react, adds modification
The stearic acid of 0.3~0.5 times of vermiculite colloidal sol quality, the defoaming agent and PERFORMANCE OF MODIFIED VERMICULITE of 0.05~0.08 times of PERFORMANCE OF MODIFIED VERMICULITE colloidal sol quality
The fungicide that 0.01~0.05 times of colloidal sol quality after being stirred to react, obtains water-based zinc stearate dispersion liquid.
Step (1) alkyl quaternary ammonium salts is dodecyl trimethyl ammonium chloride, cetyl trimethylammonium bromide or two
Any one in dodecyl trimethyl ammonium chloride.
Step (2) mixed dispersant is to mix dispersing agent RDN with dispersing agent PS 1:1~2:1 in mass ratio, is obtained mixed
Close dispersing agent.
Step (2) surfactant is alkyl phenol polyoxyethylene ether, nonylphenol polyoxyethylene ether, anhydrous sorbitol list
Laurate, one of sorbitan monooleate or sorbitan monostearate.
Step (4) dilute sodium soap solution is to mix stearic acid with sodium hydroxide 8:1~10:1 in mass ratio, and be added
The water that 3~5 times of stearic acid quality after being stirred to react, obtains dilute sodium soap solution.
Step (4) defoaming agent be dimethyl silicone polymer, the one of polyether siloxane copolymers or water-soluble silicon oil
Kind.
Step (4) fungicide is pentachloronitrobenzene, phosphorus chloro-m-cresol, one in daconil M or glutaraldehyde
Kind.
The beneficial effects of the present invention are:
(1) present invention is preparing water-based zinc stearate dispersion liquid addition PERFORMANCE OF MODIFIED VERMICULITE colloidal sol, firstly, prepared by PERFORMANCE OF MODIFIED VERMICULITE colloidal sol
First vermiculite is pre-processed in the process, enters alkyl quaternary ammonium salts in the interlayer structure of vermiculite, to widen the interlayer of vermiculite
Structure, the absorption conducive to vermiculite to zinc stearate, and since in product preparation process, vermiculite forms colloidal sol in water
Shape, and then the dispersibility of product in water can be made to improve, secondly, it is deposited with zinc ion inside vermiculite in PERFORMANCE OF MODIFIED VERMICULITE colloidal sol, it can
The slow release zinc ion in product preparation process to make zinc stearate homogeneous precipitation in product preparation process, and then makes
The dispersibility of product further increases；
(2) present invention is preparing the dilute sodium soap solution of water-based zinc stearate dispersion liquid addition, on the one hand, the addition of dilute sodium soap solution can
Promote the precipitating of zinc stearate in product preparation process, on the other hand, the sodium ion in dilute sodium soap solution can break through preparation
Sodium nitrate is formed with the nitrate ion in system in the process, so that vermiculite in PERFORMANCE OF MODIFIED VERMICULITE colloidal sol is promoted to discharge zinc ion, into
And zinc stearate precipitating is formed uniformly in product preparation system, further increase the dispersibility of product.
Specific embodiment
Stearic acid and sodium hydroxide 8:1~10:1 in mass ratio are mixed in beaker, and stearic acid is added into beaker
The water that 3~5 times of quality is 80~85 DEG C in temperature, under conditions of revolving speed is 300~400r/min, is stirred to react 45~80min
Afterwards, dilute sodium soap solution is obtained；Vermiculite grinding is sieved with 100 mesh sieve, refinement vermiculite is obtained；Vermiculite and water 1:20~1 in mass ratio will be refined:
40 are mixed in flask, and are added into flask and refine 2~4 times of vermiculite quality of alkyl quaternary ammonium salts, in temperature be 80~85 DEG C,
Under conditions of revolving speed is 250~350r/min, after being stirred to react 8~9h, filtering obtains filter cake, filter cake is washed with deionized 8
After~12 times, dries under the conditions of at a temperature of 90 °C to constant weight, obtain pretreatment vermiculite；Vermiculite and water will be pre-processed in mass ratio
1:100~1:120 mixing, and addition pre-processes 1~2 times of vermiculite quality of mixing point into the mixture of pretreatment vermiculite and water
The surfactant of 0.8~1.4 times of vermiculite quality of powder and pretreatment is mixed under conditions of revolving speed is 120~18r/min and is ground
After grinding 3~4h, vermiculite colloidal sol blank is obtained, vermiculite colloidal sol blank is moved into homogenizer in pressure as 16000~18000Pa's
Under the conditions of, after 15~30min of homogeneous, obtain vermiculite colloidal sol；The liquor zinci chloridi that vermiculite colloidal sol is 15~22% with mass fraction is pressed
Mass ratio 1:3~1:5 mixing obtains pre- PERFORMANCE OF MODIFIED VERMICULITE colloidal sol after impregnating 10~15h under room temperature, and pre- PERFORMANCE OF MODIFIED VERMICULITE is molten
Glue is heated to 65~85 DEG C, and the silver nitrate solution that mass fraction is 12~18% is added into pre- PERFORMANCE OF MODIFIED VERMICULITE colloidal sol, until without heavy
Precipitation goes out, and obtains PERFORMANCE OF MODIFIED VERMICULITE colloidal sol blank, by PERFORMANCE OF MODIFIED VERMICULITE colloidal sol blank in temperature be 30~45 DEG C, revolving speed be 300~350r/
Under conditions of min, after being stirred 1~2h, lower sediment is removed, PERFORMANCE OF MODIFIED VERMICULITE colloidal sol is obtained；By PERFORMANCE OF MODIFIED VERMICULITE colloidal sol and dilute sodium
Soap solution 10:2~10:3 in mass ratio is mixed in reaction kettle, is 80~85 DEG C in temperature, revolving speed is 300~350r/min's
Under the conditions of, after being stirred to react 30~60min, then into reaction kettle be added 0.3~0.5 times of PERFORMANCE OF MODIFIED VERMICULITE colloidal sol quality tristearin
Acid, the defoaming agent of 0.05~0.08 times of PERFORMANCE OF MODIFIED VERMICULITE colloidal sol quality and the sterilization of 0.01~0.05 times of PERFORMANCE OF MODIFIED VERMICULITE colloidal sol quality
Agent is 80~88 DEG C in temperature, under conditions of revolving speed is 300~380r/min, after being stirred to react 2~4h, obtains aqueous stearic acid
Zinc dispersion liquid.The alkyl quaternary ammonium salts is dodecyl trimethyl ammonium chloride, cetyl trimethylammonium bromide or docosane
Any one in base trimethyl ammonium chloride.The mixed dispersant is by dispersing agent RDN and 1:1~2 in mass ratio dispersing agent PS:
1 mixing, obtains mixed dispersant.The surfactant is alkyl phenol polyoxyethylene ether, nonylphenol polyoxyethylene ether, Sorbitan
Alcohol monolaurate, one of sorbitan monooleate or sorbitan monostearate.The defoaming agent is poly-
One kind of dimethyl siloxane, polyether siloxane copolymers or water-soluble silicon oil.The fungicide is pentachloronitrobenzene, phosphorus chlorine
Metacresol, one of daconil M or glutaraldehyde.
Example 1
Stearic acid and sodium hydroxide 10:1 in mass ratio are mixed in beaker, and 5 times of stearic acid quality are added into beaker
Water is 85 DEG C in temperature, under conditions of revolving speed is 400r/min, after being stirred to react 80min, obtains dilute sodium soap solution；Vermiculite is ground
Mill sieves with 100 mesh sieve, and obtains refinement vermiculite；Refinement vermiculite and water 1:40 in mass ratio are mixed in flask, and are added into flask
4 times of vermiculite quality of alkyl quaternary ammonium salts of refinement, in temperature be 85 DEG C, under conditions of revolving speed is 350r/min, after being stirred to react 9h,
Filtering, obtains filter cake, after filter cake is washed with deionized 12 times, dries under the conditions of at a temperature of 90 °C to constant weight, obtains pre- place
Manage vermiculite；Pretreatment vermiculite is mixed with water 1:120 in mass ratio, and pre- place is added into the mixture of pretreatment vermiculite and water
1.4 times of vermiculite quality of the surfactant of mixed dispersant and pretreatment of 2 times of vermiculite quality of reason, in revolving speed be 18r/min's
Under the conditions of after mixed grinding 4h, obtain vermiculite colloidal sol blank, by vermiculite colloidal sol blank move into homogenizer in pressure be 18000Pa
Under conditions of, after homogeneous 30min, obtain vermiculite colloidal sol；By vermiculite colloidal sol and mass fraction be 22% liquor zinci chloridi in mass ratio
1:5 mixing obtains pre- PERFORMANCE OF MODIFIED VERMICULITE colloidal sol after impregnating 15h under room temperature, and pre- PERFORMANCE OF MODIFIED VERMICULITE colloidal sol is heated to 85 DEG C, and
The silver nitrate solution that mass fraction is 18% is added into pre- PERFORMANCE OF MODIFIED VERMICULITE colloidal sol, until obtaining PERFORMANCE OF MODIFIED VERMICULITE colloidal sol base without Precipitation
Material, by PERFORMANCE OF MODIFIED VERMICULITE colloidal sol blank in temperature be 45 DEG C, revolving speed be 350r/min under conditions of, after being stirred 2h, under removal
Layer precipitating, obtains PERFORMANCE OF MODIFIED VERMICULITE colloidal sol；PERFORMANCE OF MODIFIED VERMICULITE colloidal sol and dilute sodium soap solution 10:3 in mass ratio are mixed in reaction kettle, in
Temperature be 85 DEG C, revolving speed be 350r/min under conditions of, after being stirred to react 60min, then into reaction kettle be added PERFORMANCE OF MODIFIED VERMICULITE it is molten
0.05 times of the stearic acid that 0.5 times of colloid amount, the defoaming agent of 0.08 times of PERFORMANCE OF MODIFIED VERMICULITE colloidal sol quality and PERFORMANCE OF MODIFIED VERMICULITE colloidal sol quality
Fungicide is 88 DEG C in temperature, under conditions of revolving speed is 380r/min, after being stirred to react 4h, obtains water-based zinc stearate dispersion liquid.
The alkyl quaternary ammonium salts is dodecyl trimethyl ammonium chloride.The mixed dispersant is to press dispersing agent RDN and dispersing agent PS
Mass ratio 2:1 mixing, obtains mixed dispersant.The surfactant is alkyl phenol polyoxyethylene ether.The defoaming agent is poly- two
Methylsiloxane.The fungicide is pentachloronitrobenzene.
Example 2
Stearic acid and sodium hydroxide 10:1 in mass ratio are mixed in beaker, and 5 times of stearic acid quality are added into beaker
Water is 85 DEG C in temperature, under conditions of revolving speed is 400r/min, after being stirred to react 80min, obtains dilute sodium soap solution；Vermiculite is ground
Mill sieves with 100 mesh sieve, and obtains refinement vermiculite；Refinement vermiculite and water 1:40 in mass ratio are mixed in flask, and are added into flask
4 times of vermiculite quality of alkyl quaternary ammonium salts of refinement, in temperature be 85 DEG C, under conditions of revolving speed is 350r/min, after being stirred to react 9h,
Filtering, obtains filter cake, after filter cake is washed with deionized 12 times, dries under the conditions of at a temperature of 90 °C to constant weight, obtains pre- place
Manage vermiculite；Pretreatment vermiculite is mixed with water 1:120 in mass ratio, and pre- place is added into the mixture of pretreatment vermiculite and water
1.4 times of vermiculite quality of the surfactant of mixed dispersant and pretreatment of 2 times of vermiculite quality of reason, in revolving speed be 18r/min's
Under the conditions of after mixed grinding 4h, obtain vermiculite colloidal sol blank, by vermiculite colloidal sol blank move into homogenizer in pressure be 18000Pa
Under conditions of, after homogeneous 30min, obtain vermiculite colloidal sol；By vermiculite colloidal sol and mass fraction be 22% liquor zinci chloridi in mass ratio
1:5 mixing obtains PERFORMANCE OF MODIFIED VERMICULITE colloidal sol after impregnating 15h under room temperature；PERFORMANCE OF MODIFIED VERMICULITE colloidal sol and dilute sodium soap solution are pressed into quality
Be mixed in reaction kettle than 10:3, in temperature be 85 DEG C, revolving speed be 350r/min under conditions of, after being stirred to react 60min, then to
The stearic acid of 0.5 times of PERFORMANCE OF MODIFIED VERMICULITE colloidal sol quality is added in reaction kettle, the defoaming agent of 0.08 times of PERFORMANCE OF MODIFIED VERMICULITE colloidal sol quality and changes
Property 0.05 times of quality of vermiculite colloidal sol of fungicide, be 88 DEG C in temperature, under conditions of revolving speed is 380r/min, be stirred to react 4h
Afterwards, water-based zinc stearate dispersion liquid is obtained.The alkyl quaternary ammonium salts is dodecyl trimethyl ammonium chloride.The mixed dispersant is
Dispersing agent RDN is mixed with dispersing agent PS 2:1 in mass ratio, obtains mixed dispersant.The surfactant is alkyl phenol polyoxy
Vinethene.The defoaming agent is dimethyl silicone polymer.The fungicide is pentachloronitrobenzene.
Example 3
Stearic acid and sodium hydroxide 10:1 in mass ratio are mixed in beaker, and 5 times of stearic acid quality are added into beaker
Water is 85 DEG C in temperature, under conditions of revolving speed is 400r/min, after being stirred to react 80min, obtains dilute sodium soap solution；Vermiculite is ground
Mill sieves with 100 mesh sieve, and obtains refinement vermiculite；Refinement vermiculite and water 1:40 in mass ratio are mixed in flask, and are added into flask
4 times of vermiculite quality of alkyl quaternary ammonium salts of refinement, in temperature be 85 DEG C, under conditions of revolving speed is 350r/min, after being stirred to react 9h,
Filtering, obtains filter cake, after filter cake is washed with deionized 12 times, dries under the conditions of at a temperature of 90 °C to constant weight, obtains pre- place
Manage vermiculite；Pretreatment vermiculite is mixed with water 1:120 in mass ratio, and pre- place is added into the mixture of pretreatment vermiculite and water
1.4 times of vermiculite quality of the surfactant of mixed dispersant and pretreatment of 2 times of vermiculite quality of reason, in revolving speed be 18r/min's
Under the conditions of after mixed grinding 4h, obtain vermiculite colloidal sol blank, by vermiculite colloidal sol blank move into homogenizer in pressure be 18000Pa
Under conditions of, after homogeneous 30min, obtain vermiculite colloidal sol；By vermiculite colloidal sol and mass fraction be 22% liquor zinci chloridi in mass ratio
1:5 mixing obtains pre- PERFORMANCE OF MODIFIED VERMICULITE colloidal sol after impregnating 15h under room temperature, and pre- PERFORMANCE OF MODIFIED VERMICULITE colloidal sol is heated to 85 DEG C, and
The silver nitrate solution that mass fraction is 18% is added into pre- PERFORMANCE OF MODIFIED VERMICULITE colloidal sol, until obtaining PERFORMANCE OF MODIFIED VERMICULITE colloidal sol base without Precipitation
Material, by PERFORMANCE OF MODIFIED VERMICULITE colloidal sol blank in temperature be 45 DEG C, revolving speed be 350r/min under conditions of, after being stirred 2h, under removal
Layer precipitating, obtains PERFORMANCE OF MODIFIED VERMICULITE colloidal sol；PERFORMANCE OF MODIFIED VERMICULITE colloidal sol and dilute sodium soap solution 10:3 in mass ratio are mixed in reaction kettle, in
Temperature be 85 DEG C, revolving speed be 350r/min under conditions of, after being stirred to react 60min, then into reaction kettle be added PERFORMANCE OF MODIFIED VERMICULITE it is molten
The fungicide of 0.05 times of the defoaming agent and PERFORMANCE OF MODIFIED VERMICULITE colloidal sol quality that 0.08 times of colloid amount, in temperature be 88 DEG C, revolving speed 380r/
Under conditions of min, after being stirred to react 4h, water-based zinc stearate dispersion liquid is obtained.The alkyl quaternary ammonium salts is trimethyl
Ammonium chloride.The mixed dispersant is to mix dispersing agent RDN with dispersing agent PS 2:1 in mass ratio, obtains mixed dispersant.It is described
Surfactant is alkyl phenol polyoxyethylene ether.The defoaming agent is dimethyl silicone polymer.The fungicide is pentachloro- nitro
Benzene.
Comparative example: the zinc stearate dispersion liquid of Shandong new material Co., Ltd production.
1 to 3 gained zinc stearate dispersion liquid of example and comparative example product are subjected to performance detection, specific detection method is such as
Under:
Above-mentioned zinc stearate dispersion liquid is stood simultaneously, the lamination during observation standing simultaneously counts supernatant liquor after layering
Volume, supernatant volume is smaller, then stability is better, and the stability the good, indicates that its dispersibility is better.Specific testing result such as table 1
It is shown:
Table 1: performance detection table
| Detection content | Example 1 | Example 2 | Example 3 | Comparative example |
| Stability phenomenon | Layering | Layering | Layering | Layering, there is foam |
| Supernatant volume/mL | 0.5 | 1.2 | 1.5 | 2.6 |
By 1 testing result of table it is found that present invention gained water-based zinc stearate dispersion liquid has excellent dispersibility.
Claims (7)
1. a kind of preparation method of water-based zinc stearate dispersion liquid, it is characterised in that specific preparation step are as follows:
(1) vermiculite is ground up, sieved, obtains refinement vermiculite；Refinement vermiculite is mixed with water 1:20~1:40 in mass ratio, and is added
The alkyl quaternary ammonium salts of 2~4 times of vermiculite quality of refinement after being stirred to react, is filtered, is washed, dry, obtains pretreatment vermiculite；
(2) pretreatment vermiculite is mixed with water 1:100~1:120 in mass ratio, and 1~2 times of vermiculite quality of pretreatment is added
0.8~1.4 times of vermiculite quality of surfactant of mixed dispersant and pretreatment, after mixed grinding, homogeneous obtains vermiculite colloidal sol；
(3) vermiculite colloidal sol is mixed with liquor zinci chloridi 1:3~1:5 in mass ratio, impregnates, obtains pre- PERFORMANCE OF MODIFIED VERMICULITE colloidal sol, it will be pre-
The heating of PERFORMANCE OF MODIFIED VERMICULITE colloidal sol, and silver nitrate solution is added into pre- PERFORMANCE OF MODIFIED VERMICULITE colloidal sol, until without Precipitation, after being stirred,
It stands, removes lower layer's silver nitride precipitation, obtain PERFORMANCE OF MODIFIED VERMICULITE colloidal sol；
(4) PERFORMANCE OF MODIFIED VERMICULITE colloidal sol is mixed with dilute sodium soap solution 10:2~10:3 in mass ratio, after being stirred to react, adds modification
The stearic acid of 0.3~0.5 times of vermiculite colloidal sol quality, the defoaming agent and PERFORMANCE OF MODIFIED VERMICULITE of 0.05~0.08 times of PERFORMANCE OF MODIFIED VERMICULITE colloidal sol quality
The fungicide that 0.01~0.05 times of colloidal sol quality after being stirred to react, obtains water-based zinc stearate dispersion liquid.
2. a kind of preparation method of water-based zinc stearate dispersion liquid according to claim 1, it is characterised in that: step (1)
The alkyl quaternary ammonium salts is dodecyl trimethyl ammonium chloride, cetyl trimethylammonium bromide or behenyl chlorine
Change any one in ammonium.
3. a kind of preparation method of water-based zinc stearate dispersion liquid according to claim 1, it is characterised in that: step (2)
The mixed dispersant is to mix dispersing agent RDN with dispersing agent PS 1:1~2:1 in mass ratio, obtains mixed dispersant.
4. a kind of preparation method of water-based zinc stearate dispersion liquid according to claim 1, it is characterised in that: step (2)
The surfactant is alkyl phenol polyoxyethylene ether, nonylphenol polyoxyethylene ether, sorbitan mono-laurate, dehydration mountain
One of pears alcohol monoleate or sorbitan monostearate.
5. a kind of preparation method of water-based zinc stearate dispersion liquid according to claim 1, it is characterised in that: step (4)
Dilute sodium soap solution is to mix stearic acid with sodium hydroxide 8:1~10:1 in mass ratio, and stearic acid quality 3~5 is added
Water again, after being stirred to react, obtains dilute sodium soap solution.
6. a kind of preparation method of water-based zinc stearate dispersion liquid according to claim 1, it is characterised in that: step (4)
The defoaming agent is dimethyl silicone polymer, one kind of polyether siloxane copolymers or water-soluble silicon oil.
7. a kind of preparation method of water-based zinc stearate dispersion liquid according to claim 1, it is characterised in that: step (4)
The fungicide is pentachloronitrobenzene, phosphorus chloro-m-cresol, one of daconil M or glutaraldehyde.
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| CN109650565A (en) * | 2019-01-12 | 2019-04-19 | 南京思宇环保科技有限公司 | A kind of recirculating cooling water system absorbent-type scale preventative |
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| 芈凌佳: "有机插层蛭石层间结构分析及蛭石水溶胶的制备", 《中国优秀硕士学位论文全文数据库 工程科技 Ⅰ辑》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109650565A (en) * | 2019-01-12 | 2019-04-19 | 南京思宇环保科技有限公司 | A kind of recirculating cooling water system absorbent-type scale preventative |
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