CN104277564A - High-weather-resistance water-based aluminum pigment and preparation method thereof - Google Patents

High-weather-resistance water-based aluminum pigment and preparation method thereof Download PDF

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Publication number
CN104277564A
CN104277564A CN201410556309.9A CN201410556309A CN104277564A CN 104277564 A CN104277564 A CN 104277564A CN 201410556309 A CN201410556309 A CN 201410556309A CN 104277564 A CN104277564 A CN 104277564A
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China
Prior art keywords
water
component
parts
ethanol
powder
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Pending
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CN201410556309.9A
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Chinese (zh)
Inventor
董前年
朱双单
朱胜利
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HEFEI SUNRISE ALUMINIUM PIGMENTS Co Ltd
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HEFEI SUNRISE ALUMINIUM PIGMENTS Co Ltd
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Priority to CN201410556309.9A priority Critical patent/CN104277564A/en
Publication of CN104277564A publication Critical patent/CN104277564A/en
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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
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/62—Metallic pigments or fillers
    • C09C1/64—Aluminium
    • C09C1/648—Aluminium treated with inorganic and organic, e.g. polymeric, compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/006—Combinations of treatments provided for in groups C09C3/04 - C09C3/12
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/06—Treatment with inorganic compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/10—Treatment with macromolecular organic compounds
    • 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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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)

Abstract

The invention discloses a high-weather-resistance water-based aluminum pigment. The invention is characterized in that the aluminum pigment is prepared from the following raw materials in parts by weight: 40-60 parts of flake aluminum powder, 8-10 parts of ethyl orthosilicate, 0.1-0.3 part of silane coupling agent A-151, 1-2 parts of calcite powder, 0.05-0.1 part of borax, 4-6 parts of polyethyleneglycol, 0.2-0.4 part of cetearyl glucoside, 0.2-0.4 part of epoxy soybean oil, 1-2 parts of carnauba wax micropowder, 0.1-0.2 part of sodium silicate, 0.1-0.3 part of lauryl amphiprotic sodium acetate, 0.01-0.03 part of benzotriazole and 0.5-1 part of composite assistant. The aluminum pigment has the advantages of favorable weather resistance, favorable aging resistance, favorable acid/alkali resistance and favorable corrosion resistance. The pigment has high dispersity and stable properties in a water-based medium, and is suitable for a water-based system.

Description

A kind of high weather resistant water-thinned aluminium pigment and preparation method thereof
Technical field
The present invention relates to metallic pigment field, be specifically related to a kind of high weather resistant water-thinned aluminium pigment and preparation method thereof.
Background technology
Now along with industrialized development, global environment constantly worsens, and environmental issue is paid attention to day by day.Conventional metals pigment has bright metalluster and high covering power, has the advantage of high-decoration and high protectiveness concurrently, and of many uses, market is huge.But traditional solvent-borne type metallic pigment use a large amount of organic solvent in the application, be discharged in environment, easily pollute in coating process.And water-based metal pigment is all replaced by water due to the organic solvent of the overwhelming majority, greatly reduce the disposal of pollutants in coating process, therefore adopting water-based metal pigment replace solvents shaped metal pigment to be realize one of low public hazards, oligosaprobic important measures, is also a kind of trend complying with international trend.
Current water-based metal pigment also also exists some problems, such as metallic pigment dispersed poor, less stable etc. in water-based system.If these problems can better be solved, water-based metal pigment will be conducive to and be more widely used.
Summary of the invention
The object of this invention is to provide that a kind of dispersiveness is high, the high weather resistant water-thinned aluminium pigment of good stability.
The present invention is achieved by the following technical solutions:
A kind of high weather resistant water-thinned aluminium pigment, it is made up of the raw material of following weight parts:
Flake aluminum 40-60, tetraethoxy 8-10, silane coupling A-151 0.1-0.3, calcite in powder 1-2, borax 0.05-0.1, polyoxyethylene glycol 4-6, cetearyl glucoside 0.2-0.4, epoxy soybean oil 0.2-0.4, carnauba wax micro mist 1-2, water glass 0.1-0.2, lauryl both sexes sodium-acetate 0.1-0.3, benzotriazole 0.01-0.03, composite assistant 0.5-1;
Composite assistant is made up of the raw material of following weight part:
Sisal dregs 50-60, attapulgite 30-40, citric acid 4-8, Trisodium Citrate 4-8, tetradecyl trimethyl ammonium chloride 1-2, Sodium dodecylbenzene sulfonate 2-4, water 30-40;
The preparation method of composite assistant:
Spent the night by sisal dregs 60-80 DEG C after drying and pulverize, be warming up to 40-60 DEG C after adding citric acid, Trisodium Citrate, tetradecyl trimethyl ammonium chloride, Sodium dodecylbenzene sulfonate and water stir process 2-4h and stir 1-2h, cold filtration concentrates to obtain filtrate; Stirring 3-5h by adding described filtrate 80-90 DEG C after attapulgite 300-400 DEG C of calcining 2-4h, filtering, by refining after filtration cakes torrefaction to 1500-2000 order, obtaining final product.
A preparation method for high weather resistant water-thinned aluminium pigment, comprises the following steps:
(1) mixed solvent of ammoniacal liquor, distilled water and ethanol is prepared as component A, with alcohol dilution tetraethoxy as B component; Flake aluminum is added in appropriate dehydrated alcohol, add silane coupling A-151, after stirred under nitrogen atmosphere 0.5-1h, to drip component A and B component respectively simultaneously, dropping limit, limit is stirred, dropwise rear 40-45 DEG C of reaction 6-8h, with absolute ethanol washing after suction filtration, vacuum-drying, the weight ratio=1:2:5 of ammoniacal liquor, distilled water and ethanol in described component A, described ammonia concn is 25%, the weight ratio=1:2 of ethanol and tetraethoxy in described B component;
(2) aluminium powder after process in (1) is added reaction vessel, add appropriate thionyl chloride and pass into nitrogen, except desolventizing after reaction 2-3h, carnauba wax micro mist, calcite in powder, polyoxyethylene glycol and ethanol in proper amount is added after repetitive scrubbing, ultrasonic disperse evenly after jointly add reaction vessel and stirring reaction 3-6h under nitrogen protection, cross and filter solvent, with absolute ethanol washing several, vacuum-drying;
(3) after mixing with all the other raw materials, stirring at normal temperature mixes, and to obtain final product.
Advantage of the present invention is:
1. silicon-dioxide and the process of polyoxyethylene glycol double-coated are carried out in pair aluminium powder surface, enhance it in the dispersiveness in water-based system and stability, water-based system consistency and good leveling property; Be easy to store, there is good weathering resistance, do not affect metalluster, surface effect and metal sense good;
2., by the improvement of recipe optimization, make aluminium pigment have good weathering resistance, anti-aging, acid and alkali-resistance, corrosion-resistant, improve the quality of products.
Embodiment
Non-limiting examples of the present invention is as follows:
Embodiment 1
A kind of high weather resistant water-thinned aluminium pigment, is prepared from by the component raw material of following weight (kg):
Flake aluminum 50, tetraethoxy 9, silane coupling A-151 0.2, calcite in powder 1.5, borax 0.08, polyoxyethylene glycol 5, cetearyl glucoside 0.3, epoxy soybean oil 0.3, carnauba wax micro mist 1.5, water glass 0.15, lauryl both sexes sodium-acetate 0.2, benzotriazole 0.02, composite assistant 0.8;
Wherein, composite assistant is made up of the raw material of following weight (kg):
Sisal dregs 55, attapulgite 35, citric acid 6, Trisodium Citrate 6, tetradecyl trimethyl ammonium chloride 1.5, Sodium dodecylbenzene sulfonate 3, water 35;
The preparation method of composite assistant:
Spent the night by sisal dregs 80 DEG C after drying and pulverize, be warming up to 50 DEG C after adding citric acid, Trisodium Citrate, tetradecyl trimethyl ammonium chloride, Sodium dodecylbenzene sulfonate and water stir process 3h and stir 2h, cold filtration concentrates to obtain filtrate; Stirring 4h by adding described filtrate 80 DEG C after attapulgite 400 DEG C calcining 2h, filtering, by refining after filtration cakes torrefaction to 2000 orders, obtaining final product.
The present embodiment calcite in powder used is 2000 orders.
Its preparation method comprises the following steps:
(1) mixed solvent of ammoniacal liquor, distilled water and ethanol is prepared as component A, with alcohol dilution tetraethoxy as B component; Flake aluminum is added in appropriate dehydrated alcohol, add silane coupling A-151, after stirred under nitrogen atmosphere 0.5h, drip component A and B component respectively, dropping limit, limit is stirred simultaneously, dropwise rear 40 DEG C of reaction 8h, with absolute ethanol washing after suction filtration, vacuum-drying, the weight ratio=1:2:5 of ammoniacal liquor, distilled water and ethanol in described component A, described ammonia concn is 25%, the weight ratio=1:2 of ethanol and tetraethoxy in described B component;
(2) aluminium powder after process in (1) is added reaction vessel, add appropriate thionyl chloride and pass into nitrogen, except desolventizing after reaction 3h, carnauba wax micro mist, calcite in powder, polyoxyethylene glycol and ethanol in proper amount is added after repetitive scrubbing, ultrasonic disperse evenly after jointly add reaction vessel and stirring reaction 5h under nitrogen protection, cross and filter solvent, with absolute ethanol washing several, vacuum-drying;
(3) after mixing with all the other raw materials, stirring at normal temperature mixes, and to obtain final product.
Through inspection, aluminium pigment good dispersity in water-based system of the present embodiment, is evenly distributed, and form coating surface smooth, glossiness is high, and resistance to acids and bases is good.

Claims (2)

1. a high weather resistant water-thinned aluminium pigment, is characterized in that it is made up of the raw material of following weight parts:
Flake aluminum 40-60, tetraethoxy 8-10, silane coupling A-151 0.1-0.3, calcite in powder 1-2, borax 0.05-0.1, polyoxyethylene glycol 4-6, cetearyl glucoside 0.2-0.4, epoxy soybean oil 0.2-0.4, carnauba wax micro mist 1-2, water glass 0.1-0.2, lauryl both sexes sodium-acetate 0.1-0.3, benzotriazole 0.01-0.03, composite assistant 0.5-1;
Described composite assistant is made up of the raw material of following weight part:
Sisal dregs 50-60, attapulgite 30-40, citric acid 4-8, Trisodium Citrate 4-8, tetradecyl trimethyl ammonium chloride 1-2, Sodium dodecylbenzene sulfonate 2-4, water 30-40;
The preparation method of described composite assistant is:
Spent the night by sisal dregs 60-80 DEG C after drying and pulverize, be warming up to 40-60 DEG C after adding citric acid, Trisodium Citrate, tetradecyl trimethyl ammonium chloride, Sodium dodecylbenzene sulfonate and water stir process 2-4h and stir 1-2h, cold filtration concentrates to obtain filtrate; Stirring 3-5h by adding described filtrate 80-90 DEG C after attapulgite 300-400 DEG C of calcining 2-4h, filtering, by refining after filtration cakes torrefaction to 1500-2000 order, obtaining final product.
2. the preparation method of high weather resistant water-thinned aluminium pigment according to claim 1, is characterized in that, comprise the following steps:
(1) mixed solvent of ammoniacal liquor, distilled water and ethanol is prepared as component A, with alcohol dilution tetraethoxy as B component; Flake aluminum is added in appropriate dehydrated alcohol, add silane coupling A-151, after stirred under nitrogen atmosphere 0.5-1h, to drip component A and B component respectively simultaneously, dropping limit, limit is stirred, dropwise rear 40-45 DEG C of reaction 6-8h, with absolute ethanol washing after suction filtration, vacuum-drying, the weight ratio=1:2:5 of ammoniacal liquor, distilled water and ethanol in described component A, described ammonia concn is 25%, the weight ratio=1:2 of ethanol and tetraethoxy in described B component;
(2) aluminium powder after process in (1) is added reaction vessel, add appropriate thionyl chloride and pass into nitrogen, except desolventizing after reaction 2-3h, carnauba wax micro mist, calcite in powder, polyoxyethylene glycol and ethanol in proper amount is added after repetitive scrubbing, ultrasonic disperse evenly after jointly add reaction vessel and stirring reaction 3-6h under nitrogen protection, cross and filter solvent, with absolute ethanol washing several, vacuum-drying;
(3) after mixing with all the other raw materials, stirring at normal temperature mixes, and to obtain final product.
CN201410556309.9A 2014-10-20 2014-10-20 High-weather-resistance water-based aluminum pigment and preparation method thereof Pending CN104277564A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105647244A (en) * 2016-01-29 2016-06-08 佛山市聚成生化技术研发有限公司 Porous aluminum powder pigment for outer wall and preparation method thereof
CN106700662A (en) * 2016-11-30 2017-05-24 安徽大学 Preparation method of acid-base-resistant anticorrosive aluminum pigment
CN107793797A (en) * 2017-10-17 2018-03-13 中昊北方涂料工业研究设计院有限公司 A kind of one-component Trend of Chrome-free cold curing refractory inorganic paint and its preparation
CN114106775A (en) * 2021-10-29 2022-03-01 江西省龙海化工有限公司 Water-based aluminum paste grinding agent and preparation method and application thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1876729A (en) * 2006-07-03 2006-12-13 张义纲 Easily dispersed aluminum phosphate film-wrapped powder and preparation method thereof
CN102127322A (en) * 2010-12-24 2011-07-20 董前年 Preparation method of double-layer coated water-based aluminum pigment
US20110197782A1 (en) * 2010-02-18 2011-08-18 Silberline Manufacturing Company, Inc. Gold colored metallic pigments that include manganese oxide nanoparticles
CN102516831A (en) * 2011-11-25 2012-06-27 中山大学 Preparation method for organic/inorganic hybridization cladding aluminum composite particle

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1876729A (en) * 2006-07-03 2006-12-13 张义纲 Easily dispersed aluminum phosphate film-wrapped powder and preparation method thereof
US20110197782A1 (en) * 2010-02-18 2011-08-18 Silberline Manufacturing Company, Inc. Gold colored metallic pigments that include manganese oxide nanoparticles
CN102127322A (en) * 2010-12-24 2011-07-20 董前年 Preparation method of double-layer coated water-based aluminum pigment
CN102516831A (en) * 2011-11-25 2012-06-27 中山大学 Preparation method for organic/inorganic hybridization cladding aluminum composite particle

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105647244A (en) * 2016-01-29 2016-06-08 佛山市聚成生化技术研发有限公司 Porous aluminum powder pigment for outer wall and preparation method thereof
CN106700662A (en) * 2016-11-30 2017-05-24 安徽大学 Preparation method of acid-base-resistant anticorrosive aluminum pigment
CN106700662B (en) * 2016-11-30 2019-01-04 安徽大学 Preparation method of acid-base-resistant anticorrosive aluminum pigment
CN107793797A (en) * 2017-10-17 2018-03-13 中昊北方涂料工业研究设计院有限公司 A kind of one-component Trend of Chrome-free cold curing refractory inorganic paint and its preparation
CN114106775A (en) * 2021-10-29 2022-03-01 江西省龙海化工有限公司 Water-based aluminum paste grinding agent and preparation method and application thereof

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