CN106987877A - A kind of plastic electroplating colloid Palladium recovery and the system and method for Water circulation - Google Patents
A kind of plastic electroplating colloid Palladium recovery and the system and method for Water circulation Download PDFInfo
- Publication number
- CN106987877A CN106987877A CN201710214638.9A CN201710214638A CN106987877A CN 106987877 A CN106987877 A CN 106987877A CN 201710214638 A CN201710214638 A CN 201710214638A CN 106987877 A CN106987877 A CN 106987877A
- Authority
- CN
- China
- Prior art keywords
- resin tank
- active carbon
- filtering device
- carbon filtering
- water circulation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 title claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 229910052763 palladium Inorganic materials 0.000 title claims abstract description 29
- 239000000084 colloidal system Substances 0.000 title claims abstract description 25
- 238000009713 electroplating Methods 0.000 title claims abstract description 23
- 229920003023 plastic Polymers 0.000 title claims abstract description 21
- 239000004033 plastic Substances 0.000 title claims abstract description 21
- 238000011084 recovery Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000011347 resin Substances 0.000 claims abstract description 55
- 229920005989 resin Polymers 0.000 claims abstract description 55
- 238000009298 carbon filtering Methods 0.000 claims abstract description 37
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000002253 acid Substances 0.000 claims abstract description 26
- 206010070834 Sensitisation Diseases 0.000 claims abstract description 16
- 230000008313 sensitization Effects 0.000 claims abstract description 16
- 238000007654 immersion Methods 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 238000007747 plating Methods 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 description 6
- 238000012806 monitoring device Methods 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000001235 sensitizing effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/54—Electroplating of non-metallic surfaces
- C25D5/56—Electroplating of non-metallic surfaces of plastics
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/16—Regeneration of process solutions
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses a kind of plastic electroplating colloid Palladium recovery and the system and method for Water circulation, system includes the pre- immersion trough and sensitization rinsing bowl of plating, the sensitization rinsing bowl is connected through an acid and alkali-proof pump and active carbon filtering device, the active carbon filtering device water side connection has a filter, the filter water side is connected with positive resin tank, the positive resin tank water side is connected with negative resin tank, and water side and the pre- immersion trough of the negative resin tank are connected；Method comprises the following steps, the first step：The tank liquor being sensitized in rinsing bowl is sent to active carbon filtering device by acid and alkali-proof pump；Second step：The liquid handled by the first step passes through the filter for being used for removing activated carbon；3rd step：It is displaced into after the liquid that second step is handled sequentially passes through positive resin tank and negative resin tank in preimpregnation groove；The present invention takes into account the recovery of palladium and corresponding Water circulation in electroplating process simultaneously, and technique is simple, reclaims convenient, practical.
Description
Technical field
The present invention relates to electroplating technology, a kind of system more specifically for plastic electroplating colloid Palladium recovery and Water circulation and
Method.
Background technology
In plastic electroplating technique, colloid palladium activation（It is sensitized）It is the committed step of the deposited metal on plastics, and palladium is made
It is necessary to reclaim it for a kind of noble metal.Meanwhile, in view of the raising of environmental requirement, the reuse for water also should be used as back
Emphasis is received to consider.
The content of the invention
In order to solve the above-mentioned technical problem, it is an object of the invention to provide a kind of plastic electroplating colloid Palladium recovery and water
The system and method for reuse.
The present invention is achieved through the following technical solutions：
The system of a kind of plastic electroplating colloid Palladium recovery and Water circulation, includes the pre- immersion trough and sensitization rinsing bowl of plating, institute
State sensitization rinsing bowl to be connected through an acid and alkali-proof pump and active carbon filtering device, the active carbon filtering device water side connection has
One filter, the filter water side is connected with positive resin tank, the positive resin tank water side and negative resin tank phase
Connection, water side and the pre- immersion trough of the negative resin tank are connected.
In the embodiment of the present invention, turbidity detection device is provided between filter and the positive resin tank.
In the embodiment of the present invention, the active carbon filtering device is provided with least two, the acid and alkali-proof pump and activated carbon
Switch valve is provided between filter；When the system works, acid and alkali-proof pump is only connected with a wherein active carbon filtering device.
In the embodiment of the present invention, the first valve, the negative resin tank are provided between the acid and alkali-proof pump and sensitization rinsing bowl
The second valve is provided between water side and pre- immersion trough.
In the embodiment of the present invention, first flowmeter, second valve are provided between the acid and alkali-proof pump and the first valve
Second flowmeter is provided between pre- immersion trough.
The invention also discloses another technical scheme：
A kind of plastic electroplating method of colloid Palladium recovery and Water circulation, comprises the following steps：
The first step：The tank liquor being sensitized in rinsing bowl is sent to active carbon filtering device by acid and alkali-proof pump；
Second step：The liquid handled by the first step passes through the filter for being used for removing activated carbon；
3rd step：It is displaced into after the liquid that second step is handled sequentially passes through positive resin tank and negative resin tank in preimpregnation groove.
In the embodiment of the present invention, it is additionally included between second step and the 3rd step and turbidity monitor is carried out to liquid.
In the embodiment of the present invention, in the first step：Active carbon filtering device is two, one of work, and another is not
Work.
A kind of plastic electroplating colloid Palladium recovery and the system and method for Water circulation of the present invention, with following beneficial effect
Really：
1. the recovery and the reuse of sensitization washing water of colloid palladium are realized simultaneously.
2. device can on-line operation, it is convenient to reclaim, practical.
Brief description of the drawings
, below will be to required in embodiment or description of the prior art in order to illustrate more clearly of technical scheme
The accompanying drawing used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, right
For those of ordinary skill in the art, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings
Its accompanying drawing.
Fig. 1 is the schematic diagram of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in inventive embodiments is carried out clear, complete
Ground is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on this
The embodiment of invention, the every other reality that those of ordinary skill in the art are obtained on the premise of creative work is not made
Example is applied, the scope of protection of the invention is belonged to.
Reference explanation book accompanying drawing, the system of a kind of plastic electroplating colloid Palladium recovery and Water circulation, including plating are pre-
Immersion trough 11 and sensitization rinsing bowl 12, the sensitization rinsing bowl are connected through an acid and alkali-proof pump 20 and active carbon filtering device 30, institute
Stating the connection of active carbon filtering device water side has a filter 40, and the filter water side is connected with positive resin tank 50
Connect, the positive resin tank water side is connected with negative resin tank 60, water side and the pre- immersion trough of the negative resin tank are connected.
Further, turbidity detection device 70 is provided between filter and the positive resin tank, the turbidity monitoring device
Concentration and activated carbon for detection means rear end palladium are remained.
Further, the active carbon filtering device is provided with least two, and the acid and alkali-proof pump is filtered with activated carbon
Switch valve 31 is provided between device；When the system works, acid and alkali-proof pump is only connected with a wherein active carbon filtering device, so
It may insure that the system can continuously work, when an active carbon filtering device absorption reaches saturation, automatically switch to another
Individual active carbon filtering device is adsorbed.
In one embodiment of the invention, the first valve 81, the cloudy tree are provided between the acid and alkali-proof pump and sensitization rinsing bowl
The second valve 82 is provided between fat tank water side and pre- immersion trough.First flowmeter is provided between the acid and alkali-proof pump and the first valve
91, it is provided with second flowmeter 92 between second valve and pre- immersion trough.
The invention also discloses another technical scheme：
A kind of plastic electroplating method of colloid Palladium recovery and Water circulation, comprises the following steps：
The first step：The tank liquor being sensitized in rinsing bowl is sent to active carbon filtering device by acid and alkali-proof pump；
Second step：The liquid handled by the first step passes through the filter for being used for removing activated carbon；
3rd step：It is displaced into after the liquid that second step is handled sequentially passes through positive resin tank and negative resin tank in preimpregnation groove.
It is additionally included between second step and the 3rd step and turbidity monitor is carried out to liquid.
In the first step：Active carbon filtering device is two, one of work, and another does not work.
In particular the present invention is a kind of plastic electroplating colloid Palladium recovery for coordinating actual production line and Water circulation system
System.Wherein include successively in electroplating process：Reduction cell, reduction rinsing bowl one, reduction rinsing bowl two, reduce rinsing bowl
3rd, pre- immersion trough, sensitization groove, sensitization rinsing bowl one, sensitization rinsing bowl two conciliate glue groove.The system includes：By connecting tube with it is quick
Change the connected acid and alkali-proof pump of washing one, two active carbon filtering devices being connected are exported with acid and alkali-proof pump by connecting tube, passed through
The filter that connecting tube is connected with active carbon filtering device water side, the prison being connected by connecting tube with filter water side
Survey activated carbon and filter out the turbidity monitoring device of water, positive resin tank, the negative resin tank being connected by connecting tube with positive resin tank, the moon tree
The outlet of fat tank is connected by connecting tube with reduction rinsing bowl three-phase.Wherein：Two active carbon filtering devices backup each other, a job
One is standby；Filter main function is to being filtered by the tank liquor of active carbon filtering device, removing the activated carbon of residual；
Turbidity monitoring device is mainly to being monitored by the tank liquor of filter, it is ensured that inactive charcoal and colloid palladium residual；Yang Shu
Fat tank is equipped with regenerating mouth with negative resin tank；Positive resin tank main function is the valency cations, negative resin tank such as processing Sn4+
Main processing SnO32-Etc. high-valence state anion.Flow is housed with the port of export of negative resin tank in the arrival end of reduction rinsing bowl three
Meter, arrival end, positive resin tank arrival end, negative resin tank arrival end and the negative resin tank port of export in pump are provided with valve.Preferable
In embodiment：Active carbon filtering device uses the filter paper presser type filter of acid and alkali-resistance, and inside adds activated carbon powder；Filter
For the filter of acid and alkali-resistance；Negative resin tank and negative resin tank liner acid and alkali-resistance solution corrosion.
The present invention is in use：
A, the tank liquor of sensitization washing one send into active carbon filtering device by acid and alkali-proof pump, and active carbon filtering device is provided with two
It is individual, backup each other, a job one is standby；The tank liquor handled by active carbon filtering device enters and active carbon filtering device water outlet
The connected filter in end, removes the activated carbon of residual, and turbidity monitoring device monitoring activated carbon filters out the turbidity of water；By filtering
The tank liquor of device enters positive resin tank, handles Sn4+Deng valency cation；Enter negative resin tank by the tank liquor of positive resin tank,
Negative resin tank mainly handles SnO3 2-Etc. high-valence state anion；The water side of negative resin tank passes through connecting tube and reduction washing three-phase
Even.Positive resin tank is equipped with regenerating mouth with negative resin tank.Flowmeter is housed with the water side of negative resin tank in the arrival end of pump,
Arrival end, positive resin tank arrival end, negative resin tank arrival end and the negative resin tank port of export of pump are provided with valve.
B, two active carbon filtering devices add activated carbon powder, because palladium is to be present in tank liquor in the form of colloid in sensitizing solution
In, using the suction-operated of activated carbon, reach the purpose for reclaiming colloid palladium.
Colloid palladium concentration in c, measure filter delivery port, when palladium concentration gradually increases in tank liquor, illustrates wherein one
Individual active carbon filtering device absorption reaches saturation, it is necessary to switch to another active carbon filtering device, and commutation may be used herein
Valve is completed, while the activated carbon adsorbed in the active carbon filtering device for reaching saturation is reclaimed.
In d, the system, continuously work needs to carry out resin regeneration processing positive resin tank for 15 days with negative resin tank.
Above disclosed is only presently preferred embodiments of the present invention, can not limit the right of the present invention with this certainly
Scope, therefore the equivalent variations made according to the claims in the present invention, still belong to the scope that the present invention is covered.
Claims (8)
1. a kind of plastic electroplating system of colloid Palladium recovery and Water circulation, includes the pre- immersion trough and sensitization rinsing bowl of plating,
Characterized in that, the sensitization rinsing bowl is connected through an acid and alkali-proof pump and active carbon filtering device, the activated carbon filtering dress
Putting water side connection has a filter, and the filter water side is connected with positive resin tank, the positive resin tank water outlet
End is connected with negative resin tank, and water side and the pre- immersion trough of the negative resin tank are connected.
2. a kind of system of plastic electroplating colloid Palladium recovery and Water circulation according to claim 1, it is characterised in that institute
State and be provided with turbidity detection device between filter and positive resin tank.
3. according to a kind of system of claim 1 or 2 any described plastic electroplating colloid Palladium recovery and Water circulation, its feature
It is, the active carbon filtering device is provided with least two, is provided with out between the acid and alkali-proof pump and active carbon filtering device
Close valve；When the system works, acid and alkali-proof pump is only connected with a wherein active carbon filtering device.
4. a kind of system of plastic electroplating colloid Palladium recovery and Water circulation according to claim 3, it is characterised in that institute
State and be provided with the first valve between acid and alkali-proof pump and sensitization rinsing bowl, second is provided between the negative resin tank water side and pre- immersion trough
Valve.
5. a kind of system of plastic electroplating colloid Palladium recovery and Water circulation according to claim 4, it is characterised in that institute
State and first flowmeter is provided between acid and alkali-proof pump and the first valve, second flow is provided between second valve and pre- immersion trough
Meter.
6. a kind of plastic electroplating method of colloid Palladium recovery and Water circulation, it is characterised in that comprise the following steps：
The first step：The tank liquor being sensitized in rinsing bowl is sent to active carbon filtering device by acid and alkali-proof pump；
Second step：The liquid handled by the first step passes through the filter for being used for removing activated carbon；
3rd step：It is displaced into after the liquid that second step is handled sequentially passes through positive resin tank and negative resin tank in preimpregnation groove.
7. a kind of method of plastic electroplating colloid Palladium recovery and Water circulation according to claim 6, it is characterised in that also
It is included between second step and the 3rd step and turbidity monitor is carried out to liquid.
8. a kind of method of plastic electroplating colloid Palladium recovery and Water circulation according to claim 7, it is characterised in that
In the first step：Active carbon filtering device is two, one of work, and another does not work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710214638.9A CN106987877A (en) | 2017-04-01 | 2017-04-01 | A kind of plastic electroplating colloid Palladium recovery and the system and method for Water circulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710214638.9A CN106987877A (en) | 2017-04-01 | 2017-04-01 | A kind of plastic electroplating colloid Palladium recovery and the system and method for Water circulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106987877A true CN106987877A (en) | 2017-07-28 |
Family
ID=59414654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710214638.9A Pending CN106987877A (en) | 2017-04-01 | 2017-04-01 | A kind of plastic electroplating colloid Palladium recovery and the system and method for Water circulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106987877A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000192162A (en) * | 1998-10-22 | 2000-07-11 | Dowa Mining Co Ltd | Recovery of palladium from liquid containing palladium |
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| CN101891323A (en) * | 2010-04-27 | 2010-11-24 | 南京源泉环保科技股份有限公司 | Method for classifying, treating and recycling plating washing water on line |
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| CN102212702A (en) * | 2011-05-31 | 2011-10-12 | 长春一汽富维高新汽车饰件有限公司 | Device and method for recovering electroplating colloidal palladium |
| CN102358643A (en) * | 2011-06-21 | 2012-02-22 | 长春一汽富维高新汽车饰件有限公司 | Apparatus for recovering and reusing electroplating rinse water, and method thereof |
| CN104685075A (en) * | 2012-06-22 | 2015-06-03 | 可乐丽化学株式会社 | Activated carbon for noble metal adsorption, noble metal adsorption filter, and method for recovering noble metals |
| CN105112971A (en) * | 2015-09-22 | 2015-12-02 | 太仓市金鹿电镀有限公司 | Process for electroplating sand nickel on automobile heat-dissipation grating |
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