CN104974590A - Novel acid and alkali resistant aqueous copper zinc alloy powder, and preparation method thereof - Google Patents
Novel acid and alkali resistant aqueous copper zinc alloy powder, and preparation method thereof Download PDFInfo
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- CN104974590A CN104974590A CN201510375750.1A CN201510375750A CN104974590A CN 104974590 A CN104974590 A CN 104974590A CN 201510375750 A CN201510375750 A CN 201510375750A CN 104974590 A CN104974590 A CN 104974590A
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- alloy powder
- zinc alloy
- copper zinc
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
- C09D11/037—Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
Abstract
The invention discloses a novel acid and alkali resistant aqueous copper zinc alloy powder. According to a preparation method, copolymerization modification is adopted for coating copper zinc alloy powder; acrylic acid, phenylethylene, and trihydroxymethylpropyl trimethylacrylate are taken as monomers, and other effective additives are added at the same time; at 80 DEG C, the surfaces of flake-like copper zinc alloy powder are coated with a layer of impact copolymer membranes with benzene rings and carboxy groups via copolymerization, wherein the shell layer formed on the surfaces possesses shielding effect on the copper zinc alloy powder, and is capable of improving acid and alkali resistance, surface charge properties, functional features, surface chemical reaction characteristics, and wear resistance of the copper zinc alloy powder. The copper zinc alloy powder prepared via the preparation method is high in activity, and bright in color, possesses aging resistance, and is long in service life.
Description
Technical field
The present invention relates to metal powder material preparing technical field, be specifically related to a kind of novel acid and alkali-resistance aqueous copper Zinc alloy powder and preparation method thereof.
Background technology
Cu-zn alloy powder is also known as gold imitating copper alloy powder, be commonly called as " Cu-Zn alloy powder ", be a kind of with copper, zinc for main raw material, through the flakey powdered alloy that special processing and chemical conversion treatment are made, have good luminous reflectance effect, metallic luster is true to nature exactly likes gold, light durable, and there is the feature of good dispersity, strong adhesion, be widely used in packages printing industry field.At present, the ink that the sector generally uses is with the poisonous organic reagent such as benzene, ether for solvent, and volatile organic content is 30% ~ 70%, produces environmental pollution, infringement HUMAN HEALTH.Along with sound and perfect to the reinforcement of environmental protection consciousness and environmental regulation of people, solvent type ink will be replaced by water color ink part.But because cu-zn alloy powder particle diameter is little, specific surface area is large, and surface atom number is many, activity is very large, is easy to and the reaction such as the acid in environment, alkali, water, oxygen, and pigment is gone bad, lose original metalluster.Simultaneously, the problem of oxidation stain is often there is in cu-zn alloy powder in high temperature and high speed typography, therefore need to improve its high temperature oxidation resistance, be necessary existing cu-zn alloy powder modifying surface for solving an above difficult problem, improve the performance such as acidproof, alkaline-resisting, weather-proof, high temperature resistant of cu-zn alloy powder, and then provide possibility for realizing cu-zn alloy powder from the transformation of solvent type ink hydrotropisms ink.
Summary of the invention
Object of the present invention is just to provide a kind of novel acid and alkali-resistance aqueous copper Zinc alloy powder and preparation method thereof, to overcome the deficiencies in the prior art.
The object of the present invention is achieved like this:
A kind of novel acid and alkali-resistance aqueous copper Zinc alloy powder, it is characterized in that, be made up of the raw material of following weight part: sheet of copper Zinc alloy powder 100, vinylformic acid 0.6-1.3, vinylbenzene 1.1-2.1, trimethylolpropane trimethacrylate 10-18, Union carbide A-162 0.3-0.6, trimellitic acid three monooctyl ester 1.3-2.4, tetraethyl silicate 1.5-2.6, dioctyl phthalate (DOP) 0.8-1.4, Nano sepiolite powder 1-3, calcium metaaluminate 0.2-0.4, sodium tetraborate 0.1-0.3, propyl carbinol 65-80.
The preparation method of described a kind of novel acid and alkali-resistance aqueous copper Zinc alloy powder, is characterized in that comprising the following steps:
(1) by Nano sepiolite powder, sodium tetraborate, trimellitic acid three monooctyl ester ultrasonic wave dispersion 30-50 minute, dry for standby;
(2) tetraethyl silicate, dioctyl phthalate (DOP) are put into reactor and be warming up to 140-160 DEG C of insulated and stirred 3-5 hour, be cooled to 80-90 DEG C, add Union carbide A-162 and keep temperature to stir 2-4 hour, be cooled to room temperature;
(3) vinylformic acid, vinylbenzene, trimethylolpropane trimethacrylate are dropped into stirring and evenly mixing in propyl carbinol, add step (2) reaction mass, be warming up to 80-90 DEG C and keep temperature stirring reaction 4-6 hour;
(4) the sheet of copper Zinc alloy powder nitrogen after cleaning is dried up and is ground to 200-300 order; step (1), (3) material and other remaining component stirring and evenly mixings is added under nitrogen protection; be incubated coating reaction 4 hours in 80 DEG C, filter, clean and dry up discharging with nitrogen.
The present invention has following beneficial effect: the present invention adopts modification by copolymerization method to carry out coating modification to cu-zn alloy powder, with vinylformic acid, vinylbenzene, trimethylolpropane trimethacrylate is monomer, also add other effective additives simultaneously, in 80 DEG C by the co-polymer membrane with phenyl ring and carboxyl of copolyreaction in the densification of sheet of copper Zinc alloy powder Surface coating one deck, the shell that its surface is formed not only can play shielding effect to cu-zn alloy powder, improve its acid-proof alkaline, the surface charge property of cu-zn alloy powder can also be changed, functionalization characteristic and surface chemical reaction characteristic, improve its wear resisting property, the cu-zn alloy powder utilizing the present invention to obtain has high reactivity, bright in luster, the feature of anti-aging long service life.
Embodiment
Described one novel acid and alkali-resistance aqueous copper Zinc alloy powder, it is characterized in that, be made up of the raw material of following weight part: sheet of copper Zinc alloy powder 100, vinylformic acid 0.7, vinylbenzene 1.3, trimethylolpropane trimethacrylate 13, Union carbide A-162 0.4, trimellitic acid three monooctyl ester 1.7, tetraethyl silicate 2.2, dioctyl phthalate (DOP) 1.1, Nano sepiolite powder 2, calcium metaaluminate 0.3, sodium tetraborate 0.2, propyl carbinol 69.
Making method comprises the following steps:
(1) by Nano sepiolite powder, sodium tetraborate, trimellitic acid three monooctyl ester ultrasonic wave dispersion 30-50 minute, dry for standby;
(2) tetraethyl silicate, dioctyl phthalate (DOP) are put into reactor and be warming up to 140-160 DEG C of insulated and stirred 3-5 hour, be cooled to 80-90 DEG C, add Union carbide A-162 and keep temperature to stir 2-4 hour, be cooled to room temperature;
(3) vinylformic acid, vinylbenzene, trimethylolpropane trimethacrylate are dropped into stirring and evenly mixing in propyl carbinol, add step (2) reaction mass, be warming up to 80-90 DEG C and keep temperature stirring reaction 4-6 hour;
(4) the sheet of copper Zinc alloy powder nitrogen after cleaning is dried up and is ground to 200-300 order; step (1), (3) material and other remaining component stirring and evenly mixings is added under nitrogen protection; be incubated coating reaction 4 hours in 80 DEG C, filter, clean and dry up discharging with nitrogen.
The technical parameter index of the aqueous copper Zinc alloy powder using the present invention to produce is as follows:
(1) particle surface flat smooth, the water surface covering force of powder is 17.2m
2/ g, luminous reflectance factor is 96%;
(2) in 2% dust technology, immersion was just dissolved completely after 2 hours, and acid resistance is strong;
(3) phenomenon utilizing the present invention to fill the static placement of water color ink to there will not be ink to harden in more than 50 days, with its layer of ink of paper wear resistance >80% of this ink printing.
Claims (2)
1. a novel acid and alkali-resistance aqueous copper Zinc alloy powder, it is characterized in that, be made up of the raw material of following weight part: sheet of copper Zinc alloy powder 100, vinylformic acid 0.6-1.3, vinylbenzene 1.1-2.1, trimethylolpropane trimethacrylate 10-18, Union carbide A-162 0.3-0.6, trimellitic acid three monooctyl ester 1.3-2.4, tetraethyl silicate 1.5-2.6, dioctyl phthalate (DOP) 0.8-1.4, Nano sepiolite powder 1-3, calcium metaaluminate 0.2-0.4, sodium tetraborate 0.1-0.3, propyl carbinol 65-80.
2. the making method of a kind of novel acid and alkali-resistance aqueous copper Zinc alloy powder according to claim 1, is characterized in that comprising the following steps:
(1) by Nano sepiolite powder, sodium tetraborate, trimellitic acid three monooctyl ester ultrasonic wave dispersion 30-50 minute, dry for standby;
(2) tetraethyl silicate, dioctyl phthalate (DOP) are put into reactor and be warming up to 140-160 DEG C of insulated and stirred 3-5 hour, be cooled to 80-90 DEG C, add Union carbide A-162 and keep temperature to stir 2-4 hour, be cooled to room temperature;
(3) vinylformic acid, vinylbenzene, trimethylolpropane trimethacrylate are dropped into stirring and evenly mixing in propyl carbinol, add step (2) reaction mass, be warming up to 80-90 DEG C and keep temperature stirring reaction 4-6 hour;
(4) the sheet of copper Zinc alloy powder nitrogen after cleaning is dried up and is ground to 200-300 order; step (1), (3) material and other remaining component stirring and evenly mixings is added under nitrogen protection; be incubated coating reaction 4 hours in 80 DEG C, filter, clean and dry up discharging with nitrogen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510375750.1A CN104974590A (en) | 2015-06-27 | 2015-06-27 | Novel acid and alkali resistant aqueous copper zinc alloy powder, and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510375750.1A CN104974590A (en) | 2015-06-27 | 2015-06-27 | Novel acid and alkali resistant aqueous copper zinc alloy powder, and preparation method thereof |
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| CN104974590A true CN104974590A (en) | 2015-10-14 |
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| CN201510375750.1A Pending CN104974590A (en) | 2015-06-27 | 2015-06-27 | Novel acid and alkali resistant aqueous copper zinc alloy powder, and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107262710A (en) * | 2017-06-26 | 2017-10-20 | 俞惠英 | A kind of preparation method of cu-zn alloy powder |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1919943A (en) * | 2006-08-30 | 2007-02-28 | 西安理工大学 | Bronze ink prepared by copper zinc powder coated surface modifier and preparation method |
| CN102601355A (en) * | 2012-03-20 | 2012-07-25 | 昆明理工大学 | Surface modification method for improving corrosion resistance of bronze powder |
| CN104070162A (en) * | 2014-07-11 | 2014-10-01 | 北方工业大学 | Surface modification preparation method of flaky metal powder. |
-
2015
- 2015-06-27 CN CN201510375750.1A patent/CN104974590A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1919943A (en) * | 2006-08-30 | 2007-02-28 | 西安理工大学 | Bronze ink prepared by copper zinc powder coated surface modifier and preparation method |
| CN102601355A (en) * | 2012-03-20 | 2012-07-25 | 昆明理工大学 | Surface modification method for improving corrosion resistance of bronze powder |
| CN104070162A (en) * | 2014-07-11 | 2014-10-01 | 北方工业大学 | Surface modification preparation method of flaky metal powder. |
Non-Patent Citations (1)
| Title |
|---|
| 李霞等: "三元共聚法包覆片状铜锌合金粉", 《粉末冶金技术》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107262710A (en) * | 2017-06-26 | 2017-10-20 | 俞惠英 | A kind of preparation method of cu-zn alloy powder |
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Application publication date: 20151014 |