CN109627839A - A kind of preparation process of the environmentally friendly aluminum paste of green non-pollution - Google Patents
A kind of preparation process of the environmentally friendly aluminum paste of green non-pollution Download PDFInfo
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- CN109627839A CN109627839A CN201811317480.9A CN201811317480A CN109627839A CN 109627839 A CN109627839 A CN 109627839A CN 201811317480 A CN201811317480 A CN 201811317480A CN 109627839 A CN109627839 A CN 109627839A
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- aluminum paste
- pollution
- kneading
- environmentally friendly
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Classifications
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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
- 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
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
Abstract
The invention proposes a kind of preparation processes of the environmentally friendly aluminum paste of green non-pollution, comprising the following steps: (1) weighs raw material A；(2) raw material A and solvent naphtha are added in ball mill and carry out grinding 30h, sheet-like particle is made；(3) sheet-like particle made from step (2) is added in vibrating screen and is sieved；(4) filters pressing in filter press is added after sieving, separates solvent, obtains filter cake (A)；(5) covering liquid is weighed；(6) covering liquid and filter cake (A) are added in kneader and carry out kneading coating；(7) after step (6) mediate coating, by slurries, isolated filter cake (B) in centrifuge is added；(8) filter cake (B) is added in kneader together with 60kg solvent naphtha and carries out secondary kneading；(9) after secondary kneading, aluminum paste is can be obtained in packaging；Production method of the present invention is simple, at low cost, safe to the human body, harmless, green non-pollution.
Description
Technical field
The present invention relates to a kind of preparation process of aluminum paste, in particular to the system of the environmentally friendly aluminum paste of a kind of green non-pollution
Standby technique.
Background technique
Aluminum paste is also known as aluminum paste, and aluminum paste pigment is important, indispensable metallic pigments in Modern Industry Products,
Main component is snow flaky aluminum particle and solvent, is in paste.Its main feature is that aluminum flake surface is smooth, size distribution is concentrated,
Regular shape has excellent luminous reflectanc and metallic luster, single can both use in coating, ink, plastics, produces
The metal effect of raw silver color；Other pigment can also be cooperated to use, generate the metal effect of the different colours such as gold.Aluminum paste
Pigment in general protective coating can uniform parallel arrangement up to being closed by base-material between 12 layers, piece and piece again, film knot
The erosion to ground such as the maskable ambient atmos of structure, moisture content, light, thus there is durable protective effect.Paint film has bright
Aobvious effect, the magnificent beauty of decorative effect.It is mainly used for car paint, light current plastic paint, metallic paint, ship
Oceangoing ship coating, heat-resisting paint, roof coating etc..
With the pay attention to day by day of environmental requirement, coating and printing ink industry just develops towards aqueous direction.And oiliness aluminum paste
Good dispersion cannot be obtained in water paint and ink, so that its application receives restriction.
Summary of the invention
The present invention proposes a kind of preparation process of the environmentally friendly aluminum paste of green non-pollution, production method regarding to the issue above
Simply, at low cost, safe to the human body, harmless, green non-pollution.
Specific technical solution is as follows:
A kind of preparation process of the environmentally friendly aluminum paste of green non-pollution, comprising the following steps:
(1) it weighs raw material A: weighing aluminium powder 90kg, stearic acid 0.6kg, coupling agent 0.5kg, auxiliary agent 1.5kg as raw material A；
(2) raw material A and solvent naphtha 150kg is added in ball mill and carries out grinding 30h, sheet-like particle is made；
(3) sheet-like particle made from step (2) is added in vibrating screen and is sieved；
(4) filters pressing in filter press is added after sieving, separates solvent, obtains filter cake (A)；
(5) it weighs covering liquid: being obtained after weighing water 200kg, ethyl alcohol 250kg, n-butanol 45kg and positive silane ethyl ester 10kg mixing
Covering liquid；
(6) covering liquid and filter cake (A) are added in kneader and carry out kneading coating, the kneading coating time is 5h；
(7) after step (6) mediate coating, by slurries, isolated filter cake (B) in centrifuge is added；
(8) filter cake (B) is added in kneader together with 60kg solvent naphtha and carries out secondary kneading, secondary kneading time is 8h；
(9) after secondary kneading, aluminum paste is can be obtained in packaging.
Further, solvent naphtha is D70 solvent naphtha.
Further, coupling agent is methyltrimethoxysilane or 3- aminopropyl trimethoxysilane.
Further, auxiliary agent is that dimethylbenzene, citric acid and silica are mixed by the mass parts ratio of 3:4:7.
Further, in step (4), the waste solvent oil obtained after filter press filters pressing is reused for that step is added after recyclable
Suddenly it is ground in the ball mill of (2).
Further, in step (7), centrifuge useless covering liquid obtained after separation is reused for that step is added after recyclable
Suddenly kneading coating is carried out in the kneader of (6).
Further, the sieving time of the vibrating screen in step (3) is 5h.
Further, the time of filter pressing of the filter press in step (4) is 7h.
Further, the disengaging time of the centrifuge of step (7) is 10h.
The invention has the benefit that (1) uses safe, harmless to the human body, harmful effect；
(2) it can be used cooperatively, be widely used with a variety of base-materials；
(3) film is durable, and protecting effect is good；
(4) simple production process, cost are cheap.
Detailed description of the invention
Fig. 1 is flow chart of the present invention.
Fig. 2 is vertical direction cross-sectional view of the present invention.
Fig. 3 is that the first kneading chamber or second mediate chamber horizontal direction cross-sectional view.
Fig. 4 is transfer chamber vertical direction cross-sectional view.
Fig. 5 is A-A sectional view in Fig. 4.
Fig. 6 is part B enlarged drawing in Fig. 4.
Fig. 7 is feeding mechanism enlarged drawing in Fig. 2.
Fig. 8 is partial enlarged view in Fig. 4.
Specific embodiment
Clear to be more clear technical solution of the present invention, the present invention is described further with reference to the accompanying drawing,
The technical characteristic of any pair of technical solution of the present invention carries out the scheme that equivalencing is obtained with conventional reasoning and each falls within guarantor of the present invention
Protect range.
Appended drawing reference
Kneader shell 1, first mediates chamber 2, transfer chamber 3, second mediates 5, second opening of the opening of chamber 4, first 6, kneading mechanism of steam
7, feeding mechanism 8, discharging mechanism 9, first rotating shaft 10, first mediate blade 11, the second shaft 12, second mediates blade 13, the
One adjusting cavity 14, first gear 15, second gear 16, first motor 17, demarcation plate 18, positioning plate 19, guide groove 20, upper seben
21, lower seben 22, upper chock 23, lower chock 24, the first baffle ring 25, first support 26, push rod 27, pushing block 28, first connecting rod 29,
Second connecting rod 30, the second adjusting cavity 31, the first lantern ring 32, the second lantern ring 33, swivel nut 34, internal screw thread channel 35, second support 36,
Second motor 37, third gear 38, the second baffle ring 39, third connecting rod 40, limited block 41, spring 42, feeding mechanism shell 43,
Three opening the 44, first live-rollers 45, the second live-roller 46, driving belt 47, striker plate 48, material blocking block 49, feed openings 50, into
Hopper 51, discharge nozzle 52, flap valve 53, fixed bracket 54, third bracket 55.
A kind of preparation process of the environmentally friendly aluminum paste of green non-pollution as shown in Figure 1, comprising the following steps:
(1) it weighs raw material A: weighing aluminium powder 90kg, stearic acid 0.6kg, coupling agent 0.5kg, auxiliary agent 1.5kg as raw material A；
(2) raw material A and solvent naphtha 150kg is added in ball mill and carries out grinding 30h, sheet-like particle is made；
(3) sheet-like particle made from step (2) is added in vibrating screen and is sieved；
(4) filters pressing in filter press is added after sieving, separates solvent, obtains filter cake (A)；
(5) it weighs covering liquid: being obtained after weighing water 200kg, ethyl alcohol 250kg, n-butanol 45kg and positive silane ethyl ester 10kg mixing
Covering liquid；
(6) covering liquid and filter cake (A) are added in kneader and carry out kneading coating, the kneading coating time is 5h；
(7) after step (6) mediate coating, by slurries, isolated filter cake (B) in centrifuge is added；
(8) filter cake (B) is added in kneader together with 60kg solvent naphtha and carries out secondary kneading, secondary kneading time is 8h；
(9) after secondary kneading, aluminum paste is can be obtained in packaging.
Further, solvent naphtha is D70 solvent naphtha.
Further, coupling agent is methyltrimethoxysilane or 3- aminopropyl trimethoxysilane.
Further, auxiliary agent is that dimethylbenzene, citric acid and silica are mixed by the mass parts ratio of 3:4:7.
Further, in step (4), the waste solvent oil obtained after filter press filters pressing is reused for that step is added after recyclable
Suddenly it is ground in the ball mill of (2).
Further, in step (7), centrifuge useless covering liquid obtained after separation is reused for that step is added after recyclable
Suddenly kneading coating is carried out in the kneader of (6).
Further, the sieving time of the vibrating screen in step (3) is 5h.
Further, the time of filter pressing of the filter press in step (4) is 7h.
Further, the disengaging time of the centrifuge of step (7) is 10h.
As illustrated in figs. 2 through 8, kneader used in step (8), including kneader shell 1, from upper in kneader shell
It is successively arranged the first kneading chamber 2, transfer chamber 3 and the second kneading chamber 4, the top of transfer chamber under and and is equipped with the first opening 5, first opens
Chamber and transfer chamber are mediated in mouth connection first, and the bottom of transfer chamber is equipped with the second opening 6, and the second open communication transfer chamber and second is pinched
Close chamber；
It is respectively equipped with a kneading mechanism of steam 7 in first kneading chamber and the second kneading chamber, is equipped with open-and-close mechanism, opening-closing machine in transfer chamber
Structure opens or closes the first opening and the second opening for synchronous；
First, which mediates top of chamber, is equipped with feeding mechanism 8, and the second bottom for mediating chamber is equipped with discharging mechanism 9.
Further, kneading mechanism of steam includes that first rotating shaft 10, first mediates blade 11, the second shaft 12 and second mediates leaf
Piece 13；
First rotating shaft and the second shaft are rotatably fixed in the first kneading chamber or the second kneading chamber, first rotating shaft and second
The height that shaft is arranged in parallel and the two is locating in the first kneading chamber or the second kneading chamber is identical, and first mediates blade
It is fixed in first rotating shaft, the second kneading blade is fixed in the second shaft；
The same end of first rotating shaft and the second shaft is each passed through the first kneading chamber or the second kneading chamber extends out to the first tune
It saves in chamber 14, first rotating shaft is equipped with first gear 15, and the second shaft is equipped with second gear 16, first gear and second gear
Intermeshing, the outer diameter of first gear are less than the outer diameter of second gear, and second gear is connected with the output shaft of first motor 17,
First motor drives second gear rotation to be rotated backward simultaneously to the first kneading blade of realization and the second kneading blade, the
One gear, second gear and first motor are arranged in the first adjusting cavity；
First mediate blade and second mediate blade lower section be equipped with demarcation plate 18, demarcation plate setting mediates blade and the first
Two mediate among blade.
Further, the inner wall of transfer chamber is equipped with a circle positioning plate 19, and what is be recessed inwardly on the inner wall of positioning plate is equipped with
One circle guide groove 20, the cross sectional shape position isosceles trapezoidal structure of guide groove；
Open-and-close mechanism includes upper seben 21 and lower seben 22, and the top of upper seben is equipped with upper chock 23, and upper chock can be interference fitted
The opening of insertion first in, the bottom of lower seben is equipped with lower chock 24, in the opening of insertion second that lower chock can be interference fitted, the
One opening and the second opening coaxial arrangement；
First baffle ring 25 of circle, the first baffle ring and the first opening coaxial arrangement and first gear are equipped between upper seben and lower seben
Ring is fixed on positioning plate by multiple first supports 26；
Three first passages are uniformly provided on first baffle ring, three push rods 27 slidably pass through three first passages respectively, often
A push rod, which is located on one end inside the first baffle ring, fixes a pushing block 28, and the top of pushing block is equipped with first connecting rod 29, and first connects
Bar one end is rotatably fixed on pushing block, the other end of first connecting rod is rotatably fixed on the first seben, the bottom of pushing block
Portion is equipped with second connecting rod 30, and second connecting rod one end is rotatably fixed on push rod, the other end of second connecting rod is rotatably solid
It is scheduled on the second seben；
Push rod is located at one end outside the first baffle ring equipped with external screw thread, passes through positioning plate and is arranged in the second adjusting cavity 31,
Roll adjustment component is equipped in second adjusting cavity, roll adjustment component includes the first lantern ring 32, the second lantern ring 33 and swivel nut 34, and swivel nut is rotatable
Setting between the first lantern ring and the second lantern ring, swivel nut be equipped with internal screw thread channel 35；
First lantern ring and the second lantern ring pass through second support 36 respectively and be fixed in the second adjusting cavity, and push rod, which passes through, to be threadedly engaged
Across the internal screw thread channel of swivel nut, the outer wall of swivel nut is equipped with rack gear, rack gear and the third gear being fixed on the second motor 37
38 phases are mediated, and the second motor is arranged in the second adjusting cavity；
Second motor drives the rotation of third gear, rotates swivel nut, thus realize that push rod is moved in the horizontal direction, push rod
It drives pushing block mobile to keep seben and lower seben opposite simultaneously or reverse movement, realizes the first opening and the second opening
It opens or closes simultaneously.
Further, the inside of the first baffle ring by third bracket 55 it is coaxial fix the second baffle ring 39, on the second baffle ring
With first passage it is coaxial be equipped with second channel, third connecting rod 40 is movably equipped in second channel, third connecting rod one end is solid
It is scheduled on pushing block, the other end is arranged in the second baffle ring and is fixedly connected with limited block 41；
Sheathed spring 42 on third connecting rod, spring are pressed between pushing block and the second baffle ring.
Further, feeding mechanism includes feeding mechanism shell 43, and feeding mechanism shell passes through third opening 44 and first
It mediates chamber to be connected, the first live-roller 45 and the second live-roller 46 is equipped in feeding mechanism shell, the first live-roller is located at second
The surface of live-roller, is tensioned fixed conveyor belt 47 between the first live-roller and the second live-roller, driving belt is equipped with more
A striker plate 48, the first live-roller are rotated by third motor driven, and third motor control striker plate is rotated with belt；
The top of feeding mechanism shell is equipped with material blocking block 49, and material blocking block is equipped with feed openings 50, feed openings and driving belt
Side it is corresponding, feed openings be equipped with feed hopper 51；
Material enters in feeding mechanism shell from feed hopper, falls on striker plate, and falls into the first kneading with the movement of striker plate
In chamber.
Further, discharging mechanism includes discharge nozzle 52, and discharge nozzle is connected by the 4th opening with the second kneading chamber, out
Expects pipe is equipped with flap valve 53.
Further, the outer wall of transfer chamber is equipped with fixed bracket 54, and fixed bracket is used for kneader is fixed on the ground.
The working principle of kneader are as follows:
(1) filter cake (B) and solvent naphtha enter in feeding mechanism shell from feed hopper, fall on striker plate, and successively with different gears
The movement of flitch is fallen into the first kneading chamber；
(2) filter cake (B) is entered in the second kneading chamber by transfer chamber after first mediates and mediate in chamber and carries out secondary kneading；
(3) when needing to shift, the second motor drives the rotation of third gear, rotates swivel nut, to realize push rod in the horizontal direction
On move inward, push rod drives pushing block mobile to make seben and lower seben while move towards, realize the first opening with
It is opened while second opening；After the completion of transfer, reverse operating can close the first opening and the second opening；
(4) filter cake (B) is discharged after the completion of second mediates and mediate in chamber by discharging mechanism.
It is had the advantage that using this kneader
(1) structure setting of feeding mechanism, alleviates feed pressure, realizes uniform feeding, can effectively prevent getting stuck；
(2) first, which mediate chamber and second, mediates chamber progress kneading operation twice, ensure that the abundant, uniform of kneading；
(3) structure setting of transfer chamber, easy to operate, stability is good, improves security performance.
Claims (6)
1. a kind of preparation process of the environmentally friendly aluminum paste of green non-pollution, it is characterized in that, comprising the following steps:
(1) it weighs raw material A: weighing aluminium powder 90kg, stearic acid 0.6kg, coupling agent 0.5kg, auxiliary agent 1.5kg as raw material A；
(2) raw material A and solvent naphtha 150kg is added in ball mill and carries out grinding 30h, sheet-like particle is made；
(3) sheet-like particle made from step (2) is added in vibrating screen and is sieved；
(4) filters pressing in filter press is added after sieving, separates solvent, obtains filter cake (A)；
(5) it weighs covering liquid: being obtained after weighing water 200kg, ethyl alcohol 250kg, n-butanol 45kg and positive silane ethyl ester 10kg mixing
Covering liquid；
(6) covering liquid and filter cake (A) are added in kneader and carry out kneading coating, the kneading coating time is 5h；
(7) after step (6) mediate coating, by slurries, isolated filter cake (B) in centrifuge is added；
(8) filter cake (B) is added in kneader together with 60kg solvent naphtha and carries out secondary kneading, secondary kneading time is 8h；
(9) after secondary kneading, aluminum paste is can be obtained in packaging.
2. a kind of preparation process of the environmentally friendly aluminum paste of green non-pollution as described in claim 1, it is characterized in that, step (4)
In, the waste solvent oil obtained after filter press filters pressing is reused for being ground in the ball mill that step (2) are added after recyclable.
3. a kind of preparation process of the environmentally friendly aluminum paste of green non-pollution as described in claim 1, it is characterized in that, step (7)
In, centrifuge useless covering liquid obtained after separation is reused for carrying out kneading packet in the kneader that step (6) are added after recyclable
Film.
4. a kind of preparation process of the environmentally friendly aluminum paste of green non-pollution as described in claim 1, it is characterized in that, step (3)
In vibrating screen sieving time be 5h.
5. a kind of preparation process of the environmentally friendly aluminum paste of green non-pollution as described in claim 1, it is characterized in that, step (4)
In filter press time of filter pressing be 7h.
6. a kind of preparation process of the environmentally friendly aluminum paste of green non-pollution as described in claim 1, it is characterized in that, step (7)
Centrifuge disengaging time be 10h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811317480.9A CN109627839A (en) | 2018-11-07 | 2018-11-07 | A kind of preparation process of the environmentally friendly aluminum paste of green non-pollution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811317480.9A CN109627839A (en) | 2018-11-07 | 2018-11-07 | A kind of preparation process of the environmentally friendly aluminum paste of green non-pollution |
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| Publication Number | Publication Date |
|---|---|
| CN109627839A true CN109627839A (en) | 2019-04-16 |
Family
ID=66067424
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811317480.9A Pending CN109627839A (en) | 2018-11-07 | 2018-11-07 | A kind of preparation process of the environmentally friendly aluminum paste of green non-pollution |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS604560A (en) * | 1983-06-22 | 1985-01-11 | Toyo Alum Kk | Aluminum pigment composition |
| CN101857744A (en) * | 2009-04-07 | 2010-10-13 | 精工爱普生株式会社 | The manufacture method of water resistant aluminum pigment dispersion, water resistant aluminum pigment and contain its aqueous ink composition |
| CN103319917A (en) * | 2013-06-18 | 2013-09-25 | 合肥旭阳铝颜料有限公司 | Preparation method of magnetic aluminum pigment |
| CN103613960A (en) * | 2013-11-28 | 2014-03-05 | 嘉兴市华源铝制品有限公司 | Preparation method of leafing aluminum paste |
| CN103627220A (en) * | 2013-12-12 | 2014-03-12 | 重庆诺泰颜料有限公司 | Preparation method of environment-friendly aluminium pigment |
| CN105440812A (en) * | 2015-12-23 | 2016-03-30 | 天津利安隆新材料股份有限公司 | Thioester type auxiliary antioxidant-added aluminum paste composition |
| CN105817174A (en) * | 2016-05-30 | 2016-08-03 | 江苏沃绿宝有机农业开发有限公司 | Organic-fertilizer three-grade stirring device |
-
2018
- 2018-11-07 CN CN201811317480.9A patent/CN109627839A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS604560A (en) * | 1983-06-22 | 1985-01-11 | Toyo Alum Kk | Aluminum pigment composition |
| CN101857744A (en) * | 2009-04-07 | 2010-10-13 | 精工爱普生株式会社 | The manufacture method of water resistant aluminum pigment dispersion, water resistant aluminum pigment and contain its aqueous ink composition |
| CN103319917A (en) * | 2013-06-18 | 2013-09-25 | 合肥旭阳铝颜料有限公司 | Preparation method of magnetic aluminum pigment |
| CN103613960A (en) * | 2013-11-28 | 2014-03-05 | 嘉兴市华源铝制品有限公司 | Preparation method of leafing aluminum paste |
| CN103627220A (en) * | 2013-12-12 | 2014-03-12 | 重庆诺泰颜料有限公司 | Preparation method of environment-friendly aluminium pigment |
| CN105440812A (en) * | 2015-12-23 | 2016-03-30 | 天津利安隆新材料股份有限公司 | Thioester type auxiliary antioxidant-added aluminum paste composition |
| CN105817174A (en) * | 2016-05-30 | 2016-08-03 | 江苏沃绿宝有机农业开发有限公司 | Organic-fertilizer three-grade stirring device |
Non-Patent Citations (2)
| Title |
|---|
| A KIEHL等: "《Encapsulated aluminium pigments》", 《PROGRESS IN ORGANIC COATING》 * |
| 张传敏等: "《水性铝颜料制备进展》", 《涂料工业》 * |
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Application publication date: 20190416 |