CN104277597A - Acid-and-alkali-resistant water-based aluminum silver paste and preparation method thereof - Google Patents
Acid-and-alkali-resistant water-based aluminum silver paste and preparation method thereof Download PDFInfo
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- CN104277597A CN104277597A CN201410574941.6A CN201410574941A CN104277597A CN 104277597 A CN104277597 A CN 104277597A CN 201410574941 A CN201410574941 A CN 201410574941A CN 104277597 A CN104277597 A CN 104277597A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 25
- -1 aluminum silver Chemical compound 0.000 title claims abstract description 19
- 238000002360 preparation method Methods 0.000 title claims description 9
- 239000003513 alkali Substances 0.000 title abstract 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 16
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims abstract description 14
- 239000002253 acid Substances 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 10
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims abstract description 8
- 239000001768 carboxy methyl cellulose Substances 0.000 claims abstract description 8
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims abstract description 8
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims abstract description 8
- 229920002907 Guar gum Polymers 0.000 claims abstract description 7
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 7
- GQOKIYDTHHZSCJ-UHFFFAOYSA-M dimethyl-bis(prop-2-enyl)azanium;chloride Chemical compound [Cl-].C=CC[N+](C)(C)CC=C GQOKIYDTHHZSCJ-UHFFFAOYSA-M 0.000 claims abstract description 7
- 239000000665 guar gum Substances 0.000 claims abstract description 7
- 235000010417 guar gum Nutrition 0.000 claims abstract description 7
- 229960002154 guar gum Drugs 0.000 claims abstract description 7
- 239000005543 nano-size silicon particle Substances 0.000 claims abstract description 7
- 239000004952 Polyamide Substances 0.000 claims abstract description 4
- 229920002647 polyamide Polymers 0.000 claims abstract description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 27
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 15
- 239000004411 aluminium Substances 0.000 claims description 14
- 229910052782 aluminium Inorganic materials 0.000 claims description 14
- 239000000843 powder Substances 0.000 claims description 14
- 239000002002 slurry Substances 0.000 claims description 14
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 12
- 239000012752 auxiliary agent Substances 0.000 claims description 10
- 229960004756 ethanol Drugs 0.000 claims description 9
- 239000012065 filter cake Substances 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 239000000243 solution Substances 0.000 claims description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 6
- 108010010803 Gelatin Proteins 0.000 claims description 6
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 6
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 6
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 6
- NWGKJDSIEKMTRX-MDZDMXLPSA-N Sorbitan oleate Chemical compound CCCCCCCC\C=C\CCCCCCCC(=O)OCC(O)C1OCC(O)C1O NWGKJDSIEKMTRX-MDZDMXLPSA-N 0.000 claims description 6
- 125000002252 acyl group Chemical group 0.000 claims description 6
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 claims description 6
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 claims description 6
- 239000012153 distilled water Substances 0.000 claims description 6
- 239000012467 final product Substances 0.000 claims description 6
- 229920000159 gelatin Polymers 0.000 claims description 6
- 239000008273 gelatin Substances 0.000 claims description 6
- 235000019322 gelatine Nutrition 0.000 claims description 6
- 235000011852 gelatine desserts Nutrition 0.000 claims description 6
- LPUQAYUQRXPFSQ-DFWYDOINSA-M monosodium L-glutamate Chemical compound [Na+].[O-]C(=O)[C@@H](N)CCC(O)=O LPUQAYUQRXPFSQ-DFWYDOINSA-M 0.000 claims description 6
- 229910052901 montmorillonite Inorganic materials 0.000 claims description 6
- 229910000077 silane Inorganic materials 0.000 claims description 6
- 229910052708 sodium Inorganic materials 0.000 claims description 6
- 239000011734 sodium Substances 0.000 claims description 6
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 6
- 229940079781 sodium cocoyl glutamate Drugs 0.000 claims description 6
- 238000001291 vacuum drying Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
- 229960000935 dehydrated alcohol Drugs 0.000 claims description 3
- 238000010790 dilution Methods 0.000 claims description 3
- 239000012895 dilution Substances 0.000 claims description 3
- POULHZVOKOAJMA-UHFFFAOYSA-M dodecanoate Chemical compound CCCCCCCCCCCC([O-])=O POULHZVOKOAJMA-UHFFFAOYSA-M 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 235000011187 glycerol Nutrition 0.000 claims description 3
- 229940070765 laurate Drugs 0.000 claims description 3
- 239000012046 mixed solvent Substances 0.000 claims description 3
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 3
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 3
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 3
- 238000000967 suction filtration Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 238000000576 coating method Methods 0.000 abstract description 8
- 239000011248 coating agent Substances 0.000 abstract description 7
- 239000006087 Silane Coupling Agent Substances 0.000 abstract 1
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 abstract 1
- 239000000783 alginic acid Substances 0.000 abstract 1
- 235000010443 alginic acid Nutrition 0.000 abstract 1
- 229920000615 alginic acid Polymers 0.000 abstract 1
- 229960001126 alginic acid Drugs 0.000 abstract 1
- 150000004781 alginic acids Chemical class 0.000 abstract 1
- 150000001408 amides Chemical class 0.000 abstract 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 238000007613 slurry method Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
-
- 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
- C09D17/00—Pigment pastes, e.g. for mixing in paints
- C09D17/004—Pigment pastes, e.g. for mixing in paints containing an inorganic pigment
- C09D17/006—Metal
-
- 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
- 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
- C09D17/00—Pigment pastes, e.g. for mixing in paints
- C09D17/001—Pigment pastes, e.g. for mixing in paints in aqueous medium
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Inorganic Chemistry (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Abstract
The invention discloses acid-and-alkali-resistant water-based aluminum silver paste, which is prepared from the following raw materials in parts by weight: 40-60 parts of micron-sized flaky aluminum powder, 1-2 parts of nano silicon nitride, 0.5-1 part of barium sulfate, 0.5-1 part of polyamide wax, 10-12 parts of tetraethylortho silicate, 0.1-0.2 part of polyoxyethylene glyceryl ether laurate, 0.2-0.4 part of an alginic acid, 0.2-0.4 part of a silane coupling agent A-151, 4-6 parts of poly dimethyl diallyl ammonium chloride, 0.2-0.4 part of guar gum, 6-8 parts of carboxymethyl cellulose, 0.1-0.2 part of fatty diethanol amide, and 8-10 parts of auxiliaries. The aluminum silver paste disclosed by the invention is good in acid and alkali resistance, wear resistance, and dispersity in an aqueous system, the adhesion of a coating is good, the surface of a film is smooth, and the aluminum silver paste is long in service life, good in storage stability, and wide in application range.
Description
Technical field
The present invention relates to metallic pigment field, be specifically related to a kind of acid and alkali-resistance water aluminum-silver slurry and preparation method thereof.
Background technology
Aluminium-silver slurry is formed primarily of aluminium powder, solvent, auxiliary agent, and through special processing process and surface-treated pigment, aluminium flake any surface finish is smooth, excellent with coating system matching, have excellent luminous reflectanc and metalluster, paint film has " effect ", and decorative effect is attractive in appearance.
Along with the deterioration of industrialized development and environment, protection of the environment become the universe common faced by problem.Traditional solvent-borne aluminium-silver slurry contains a large amount of VOC(volatile organic matter), evaporate in coating process in air, atmospheric environment is polluted.Therefore, water aluminum-silver slurry replaces solvent based product to become new trend.But aluminium powder easily chemical reaction occurs in water-based system, therefore, the surface treatment of aluminium powder is most important.
Summary of the invention
The object of this invention is to provide the acid and alkali-resistance water aluminum-silver slurry that a kind of coating adherence energy is good, consistency is high.
The present invention is achieved by the following technical solutions:
A kind of acid and alkali-resistance water aluminum-silver slurry, it is made up of the raw material of following weight parts:
Micron-stage sheet-like aluminium powder 40-60, nano-silicon nitride 1-2, barium sulfate 0.5-1, polyamide wax 0.5-1, tetraethoxy 10-12, glycerin polyoxyethylene ether laurate 0.1-0.2, Lalgine 0.2-0.4, silane coupling A-151 0.2-0.4, Poly Dimethyl Diallyl Ammonium Chloride 4-6, guar gum 0.2-0.4, carboxymethyl cellulose 6-8, diethanolamine of fat acyl 0.1-0.2, auxiliary agent 8-10;
Auxiliary agent is made up of the raw material of following weight part:
Gelatin 1-2, sodium-based montmorillonite 1-2, sorbester p17 0.2-0.4, citric acid 0.4-0.6, sodium cocoyl glutamate 0.05-0.1, Sunmorl N 60S 0.2-0.4, water 20-40;
The preparation method of auxiliary agent:
Gelatin, citric acid and Sunmorl N 60S are added to the water; 60-80 DEG C, 800-1000r/min is stirred to and dissolves completely; add sorbester p17, sodium cocoyl glutamate and sodium-based montmorillonite; 40-60 DEG C, 1200-1500r/min stirs 15-30min; by filter cake vacuum-drying after filtration; be ground to 1000-1500 order, obtain final product.
A preparation method for acid and alkali-resistance water aluminum-silver slurry, 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; Micron-stage sheet-like aluminium powder is added in appropriate dehydrated alcohol, add silane coupling A-151, after stirred under nitrogen atmosphere 0.5-1h, with 1-2 drip/rate of addition of s drips component A and B component simultaneously respectively, dropping limit, limit is stirred, dropwise rear 40-45 DEG C of reaction 6-8h, with absolute ethanol washing after suction filtration, vacuum-drying, weight ratio=the 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) in reaction vessel, appropriate 0.5-1% sodium carbonate solution is added, add Poly Dimethyl Diallyl Ammonium Chloride 500-600r/min and stir 5-15min, add the aluminium powder after process in (1) again, 5-10min is stirred under same rotating speed, filter and filter cake ultrasonic wave in appropriate 0.5-1% sodium carbonate solution is disperseed, add carboxymethyl cellulose, 500-600r/min stirs 5-10min, stir 10-20min under adding the same rotating speed of nano-silicon nitride, barium sulfate, Lalgine, guar gum and diethanolamine of fat acyl again, filter;
(3) add the filter cake and all the other raw materials that obtain in (2) in a reservoir, under room temperature condition, 400-600r/min stirs the drying of 15-30min final vacuum, to obtain final product.
Advantage of the present invention is:
1., by the improvement of composition and engineering, make aluminium-silver slurry have good resistance to acids and bases and wear resistance, long service life, stability in storage is good, applied range;
2., by finishing, at aluminium powder surface double-coated silicon-dioxide and carboxymethyl cellulose, make aluminium powder have polymolecularity in aqueous coating system, and coating adherence is good, painting effect is good.
Embodiment
Non-limiting examples of the present invention is as follows:
Embodiment 1
A kind of acid and alkali-resistance water aluminum-silver slurry, is prepared from by the component raw material of following weight (kg):
Micron-stage sheet-like aluminium powder 50, nano-silicon nitride 1.5, barium sulfate 0.8, polyamide wax 0.8, tetraethoxy 11, glycerin polyoxyethylene ether laurate 0.15, Lalgine 0.3, silane coupling A-151 0.3, Poly Dimethyl Diallyl Ammonium Chloride 5, guar gum 0.3, carboxymethyl cellulose 7, diethanolamine of fat acyl 0.15, auxiliary agent 9;
Wherein, auxiliary agent is made up of the raw material of following weight (kg):
Gelatin 1.5, sodium-based montmorillonite 1.5, sorbester p17 0.3, citric acid 0.5, sodium cocoyl glutamate 0.08, Sunmorl N 60S 0.3, water 30;
The preparation method of auxiliary agent:
Gelatin, citric acid and Sunmorl N 60S are added to the water, 80 DEG C, 800r/min is stirred to and dissolves completely, adds sorbester p17, sodium cocoyl glutamate and sodium-based montmorillonite; 60 DEG C, 1500r/min stirs 15min; by filter cake vacuum-drying after filtration, be ground to 1000 orders, obtain final product.
The preparation method of acid and alkali-resistance water aluminum-silver slurry 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; Micron-stage sheet-like aluminium powder 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 with the rate of addition of 1/s, 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) in reaction vessel, appropriate 1% sodium carbonate solution is added, add Poly Dimethyl Diallyl Ammonium Chloride 600r/min and stir 5min, add the aluminium powder after process in (1) again, 10min is stirred under same rotating speed, filter and filter cake ultrasonic wave in appropriate 1% sodium carbonate solution disperseed, add carboxymethyl cellulose, 600r/min stirs 5min, stir 10min under adding the same rotating speed of nano-silicon nitride, barium sulfate, Lalgine, guar gum and diethanolamine of fat acyl again, filter;
(3) add the filter cake and all the other raw materials that obtain in (2) in a reservoir, under room temperature condition, 400r/min stirs the drying of 30min final vacuum, to obtain final product.
Through inspection, the aluminium-silver slurry of the present embodiment has high white luminance, high covering power, good with aqueous coating system consistency, coating adherence is good, and film coated surface is smooth.
Claims (2)
1. an acid and alkali-resistance water aluminum-silver slurry, is characterized in that it is made up of the raw material of following weight parts:
Micron-stage sheet-like aluminium powder 40-60, nano-silicon nitride 1-2, barium sulfate 0.5-1, polyamide wax 0.5-1, tetraethoxy 10-12, glycerin polyoxyethylene ether laurate 0.1-0.2, Lalgine 0.2-0.4, silane coupling A-151 0.2-0.4, Poly Dimethyl Diallyl Ammonium Chloride 4-6, guar gum 0.2-0.4, carboxymethyl cellulose 6-8, diethanolamine of fat acyl 0.1-0.2, auxiliary agent 8-10;
Described auxiliary agent is made up of the raw material of following weight part:
Gelatin 1-2, sodium-based montmorillonite 1-2, sorbester p17 0.2-0.4, citric acid 0.4-0.6, sodium cocoyl glutamate 0.05-0.1, Sunmorl N 60S 0.2-0.4, water 20-40;
The preparation method of described auxiliary agent is:
Gelatin, citric acid and Sunmorl N 60S are added to the water; 60-80 DEG C, 800-1000r/min is stirred to and dissolves completely; add sorbester p17, sodium cocoyl glutamate and sodium-based montmorillonite; 40-60 DEG C, 1200-1500r/min stirs 15-30min; by filter cake vacuum-drying after filtration; be ground to 1000-1500 order, obtain final product.
2. the preparation method of acid and alkali-resistance water aluminum-silver slurry 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; Micron-stage sheet-like aluminium powder is added in appropriate dehydrated alcohol, add silane coupling A-151, after stirred under nitrogen atmosphere 0.5-1h, with 1-2 drip/rate of addition of s drips component A and B component simultaneously respectively, dropping limit, limit is stirred, dropwise rear 40-45 DEG C of reaction 6-8h, with absolute ethanol washing after suction filtration, vacuum-drying, weight ratio=the 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) in reaction vessel, appropriate 0.5-1% sodium carbonate solution is added, add Poly Dimethyl Diallyl Ammonium Chloride 500-600r/min and stir 5-15min, add the aluminium powder after process in (1) again, 5-10min is stirred under same rotating speed, filter and filter cake ultrasonic wave in appropriate 0.5-1% sodium carbonate solution is disperseed, add carboxymethyl cellulose, 500-600r/min stirs 5-10min, stir 10-20min under adding the same rotating speed of nano-silicon nitride, barium sulfate, Lalgine, guar gum and diethanolamine of fat acyl again, filter;
(3) add the filter cake and all the other raw materials that obtain in (2) in a reservoir, under room temperature condition, 400-600r/min stirs the drying of 15-30min final vacuum, to obtain final product.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410574941.6A CN104277597A (en) | 2014-10-25 | 2014-10-25 | Acid-and-alkali-resistant water-based aluminum silver paste and preparation method thereof |
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|---|---|---|---|
| CN201410574941.6A CN104277597A (en) | 2014-10-25 | 2014-10-25 | Acid-and-alkali-resistant water-based aluminum silver paste and preparation method thereof |
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| CN104277597A true CN104277597A (en) | 2015-01-14 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105602295A (en) * | 2015-12-17 | 2016-05-25 | 徐昶 | Solid type pigment composition and preparation method thereof |
| CN105949867A (en) * | 2016-06-17 | 2016-09-21 | 枞阳县新天地高新材料有限公司 | Nano bentonite wrapped type aluminum paste |
| CN111188195A (en) * | 2020-01-14 | 2020-05-22 | 广东东方一哥新材料股份有限公司 | Silicon nitride fiber surface treating agent and preparation method thereof |
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- 2014-10-25 CN CN201410574941.6A patent/CN104277597A/en active Pending
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| CN105602295A (en) * | 2015-12-17 | 2016-05-25 | 徐昶 | Solid type pigment composition and preparation method thereof |
| CN105949867A (en) * | 2016-06-17 | 2016-09-21 | 枞阳县新天地高新材料有限公司 | Nano bentonite wrapped type aluminum paste |
| CN111188195A (en) * | 2020-01-14 | 2020-05-22 | 广东东方一哥新材料股份有限公司 | Silicon nitride fiber surface treating agent and preparation method thereof |
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