CN106430757A - Method for removing organic impurities in plastic electroplating waste bath solution/wastewater regenerated liquid - Google Patents
Method for removing organic impurities in plastic electroplating waste bath solution/wastewater regenerated liquid Download PDFInfo
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- CN106430757A CN106430757A CN201610890755.2A CN201610890755A CN106430757A CN 106430757 A CN106430757 A CN 106430757A CN 201610890755 A CN201610890755 A CN 201610890755A CN 106430757 A CN106430757 A CN 106430757A
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- organic impurities
- waste water
- tank liquor
- plastic electroplating
- liquid
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- 239000012535 impurity Substances 0.000 title claims abstract description 62
- 239000002351 wastewater Substances 0.000 title claims abstract description 61
- 238000009713 electroplating Methods 0.000 title claims abstract description 40
- 239000007788 liquid Substances 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000002699 waste material Substances 0.000 title abstract description 5
- 238000005516 engineering process Methods 0.000 claims abstract description 25
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 239000007800 oxidant agent Substances 0.000 claims abstract description 12
- 238000001914 filtration Methods 0.000 claims abstract description 9
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 19
- 230000003647 oxidation Effects 0.000 claims description 8
- 238000007254 oxidation reaction Methods 0.000 claims description 8
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- -1 hydroxyl radical free radical Chemical class 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 12
- 239000001569 carbon dioxide Substances 0.000 abstract description 9
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 abstract description 9
- 230000008929 regeneration Effects 0.000 abstract description 9
- 238000011069 regeneration method Methods 0.000 abstract description 9
- 239000000126 substance Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000001590 oxidative effect Effects 0.000 abstract description 3
- 239000010842 industrial wastewater Substances 0.000 abstract description 2
- 238000004065 wastewater treatment Methods 0.000 abstract description 2
- 238000007747 plating Methods 0.000 description 55
- 239000006259 organic additive Substances 0.000 description 10
- 239000011248 coating agent Substances 0.000 description 9
- 238000000576 coating method Methods 0.000 description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 229910001385 heavy metal Inorganic materials 0.000 description 8
- 239000002994 raw material Substances 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 4
- 239000011651 chromium Substances 0.000 description 4
- 238000010907 mechanical stirring Methods 0.000 description 4
- 238000005374 membrane filtration Methods 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 239000005416 organic matter Substances 0.000 description 4
- 238000009287 sand filtration Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000003672 processing method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000003760 magnetic stirring Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010525 oxidative degradation reaction Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/02—Specific form of oxidant
- C02F2305/023—Reactive oxygen species, singlet oxygen, OH radical
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physical Water Treatments (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention relates to a method for removing organic impurities in a plastic electroplating waste bath solution/wastewater regenerated liquid and belongs to the electroplating technology and the technical field of industrial wastewater treatment. The method for removing the organic impurities comprises steps as follows: plastic electroplating waste bath solution/wastewater is filtered and then oxidized by a strong oxidant in an ultraviolet source environment, and after reaction, the plastic electroplating waste bath solution/wastewater regenerated liquid without organic impurities is obtained through filtering. According to the method, an ultraviolet source and strong oxidant process is taken as a pretreatment process for electroplating effluent regeneration, the organic impurities in the electroplating effluent can be completely oxidized into carbon dioxide and water, furthermore, no new substances are introduced into the electroplate liquid, side effects on electroplating performance can be avoided, the cost is low, the operation is simple, a specially-assigned person for guarding is not needed, and online processing can be realized on the tank edge.
Description
Technical field
The present invention relates to a kind of for plastic electroplating give up tank liquor/waste water reclamation liquid in organic impurities minimizing technology, belong to
Electroplating technology and industrial waste water treatment.
Background technology
In plastic electroplating production process, the heavy metal one side such as copper, nickel, chromium can be attached to plating piece surface and form coating and damage
Lose, another aspect plating piece can constantly take bath solution out of in rinsing tank, and this results in a large amount of losses of tank liquor, needs constantly
Supplement plating solution (heavy metal, organic additive etc.).Meanwhile, the lasting use of electroplate liquid, can make the proterties of its organic additive send out
Raw change, leads to organic impurities constantly to accumulate, and when organic impurities accumulates to a certain extent, just influences whether the property of electroplated product
Can, such as：1) coating is in powdery；2) the current density upper limit reduces, and high current density region is easy to produce " illiteracy " phenomenon；3) coating divides
Scattered ability reduces, and different parts thickness difference is obvious etc.；So that regularly updating bath solution.
In order to reduce the consumption of electroplate liquid, multiple electroplating wastewater regeneration technologies are constantly pushed out, for reclaiming washings
In heavy metal and be back to use in bath solution, such as：Evaporation and concentration, membrane separation concentration, ion exchange etc., but these electroplating wastewaters
Regeneration technology all can not thoroughly remove organic impurities, will produce impact to electroplated product in the regeneration plating solution short time out.
Therefore, how to find a kind of organic impurities that can process in regeneration plating solution, and do not increase new pollution impurity
In electroplate liquid, always electroplate the great difficult problem that useless tank liquor/waste water reclamation technique faces solution.
Content of the invention
The purpose of the present invention be for the above-mentioned problems in the prior art it is proposed that a kind of plastic electroplating give up tank liquor/
The minimizing technology of organic impurities in waste water reclamation liquid, the organic impurities that can thoroughly degrade, remove in plastic electroplating regenerated liquid, passes through
Add new organic additive in proportion in regeneration plating solution, plating solution Long-Time Service under kilter can be remained.
The purpose of the present invention can be realized by following technical proposal：A kind of plastic electroplating is given up in tank liquor/waste water reclamation liquid
The minimizing technology of organic impurities, methods described is：By plastic electroplating give up tank liquor/waste water filtering after under ultraviolet source environment, warp
Strong oxidizer aoxidizes, and is filtrated to get the useless tank liquor/waste water reclamation liquid of plastic electroplating without organic impurities after reaction.
Preferably, described plating is given up tank liquor/waste water refer to plating containing chromium give up tank liquor/waste water, plating Nickel-bearing Waste tank liquor/
Useless tank liquor/the waste water of the plating containing heavy metal such as waste water, the useless tank liquor/waste water of plating cupric.
In the minimizing technology of organic impurities in a kind of above-mentioned plastic electroplating gives up tank liquor/waste water reclamation liquid, described ultraviolet
Light source is ultraviolet (UV) fluorescent tube, and the ultraviolet (UV) wavelength of ultraviolet (UV) fluorescent tube is in UVC wave band or UVD wave band.
In the minimizing technology of organic impurities in a kind of above-mentioned plastic electroplating gives up tank liquor/waste water reclamation liquid, described UVC ripple
The wavelength of section is 253.7nm or 254nm.
In the minimizing technology of organic impurities in a kind of above-mentioned plastic electroplating gives up tank liquor/waste water reclamation liquid, described UVD ripple
The wavelength of section is 185nm.
In the minimizing technology of organic impurities in a kind of above-mentioned plastic electroplating gives up tank liquor/waste water reclamation liquid, described strong oxygen
Agent is to decompose, under ultraviolet (UV) irradiates, the material producing hydroxyl radical free radical or oxygen radical.
Preferably, the consumption of strong oxidizer determines, available ORP determines indirectly to be had according to the concentration of the organic matter in plating solution
Degree or the terminal being completed according to the COD confirmation organic matter decomposition measuring plating solution that machine thing decomposes.
In the minimizing technology of organic impurities in a kind of above-mentioned plastic electroplating gives up tank liquor/waste water reclamation liquid, described strong oxygen
Agent is one of hydrogen peroxide, ozone or two kinds, and during two kinds of mixing, mixed proportion is not restricted.
In the minimizing technology of organic impurities in a kind of above-mentioned plastic electroplating gives up tank liquor/waste water reclamation liquid, described reaction
It is additionally provided with agitating device in device, mixing speed is not restricted, reach and mix.
Preferably, described agitating device be magnetic stirring apparatus, mechanical stirring device, current agitating device, aeration stir
Mix one of device.
Preferably, described filter type be sand filtration, carbon filter, filter bag type filter, one of membrane filtration.
The removal principle of organic impurities of the present invention is：
The present invention sends into the plastic electroplating heavy metal containing a certain amount of organic impurities (copper, nickel, chromium etc.) plating solution equipped with stirring
Mix in device and the reactor of quartz burner, and simultaneous quantitative adds strong oxidizer hydrogen peroxide, ozone or both is mixed
Close, produce the organic matter that the hydroxyl radical free radical of strong oxidizing property comes in oxidative degradation plating solution under ultraviolet irradiation effect, occur
Following reaction：
(1) ultraviolet (UV) irradiates the reaction of hydrogen peroxide degradation of organic substances：
RH+·OH→H2O+·R→……+·OH→CO2↑+H2O
(2) ultraviolet (UV) irradiates the reaction of ozone degradation organic matter：
RH+·OH→H2O+·R→……+·OH→CO2↑+H2O
(3) ultraviolet (UV) irradiates the reaction of the mixture degradation of organic substances of hydrogen peroxide and ozone：
RH+·OH→H2O+·R→……+·OH→CO2↑+H2O
Through above-mentioned reaction, organic impurities is finally oxidized to carbon dioxide and water, newly miscellaneous without introducing in the plating solution
Matter.
Therefore, plastic electroplating of the present invention is given up the plating that tank liquor/waste water reclamation liquid is concentrated and obtains after adding former solution composition
Liquid can put into normal use in producing.
Compared with prior art, the present invention has following advantage：
1. the present invention uses ultraviolet source+H2O2Or+O3Or+H2O2/O3The pretreatment work that technique regenerates as electroplating effluent
Organic impurities exhaustive oxidation in electroplating effluent can be become carbon dioxide and water, and will not introduce novel substance to enter into plating by skill
In liquid, plating performance will not be had side effects.
2. the present invention processes the organic impurities in electroplating effluent, low cost, simple to operate, without special messenger's nurse, can be in groove
Online process is realized on side.
Brief description
Fig. 1 is the process chart of the minimizing technology of organic impurities in the useless tank liquor/waste water reclamation liquid of plastic electroplating of the present invention；
In figure：1st, filter；2nd, reactor；21st, dosing mouth；22nd, quartz burner；23rd, agitating device；3rd, frozen water machine；
4th, delivery pump；5th, Raw material pail；6th, storage barrel.
Specific embodiment
The following is the specific embodiment of the present invention, and be described with reference to the drawings technical scheme is further retouched
State, but the present invention is not limited to these embodiments.The all raw materials of the present invention, originate to it and are not particularly limited, all can be from business
Approach obtains, or can conventional method be obtained；The all raw materials of the present invention, are not particularly limited to its purity, it is preferred to use analysis is pure.
Embodiment 1：
As shown in figure 1, useless for the pending plating containing heavy metal chromium tank liquor/waste water is collected separately in Raw material pail 5, so
It is delivered in filter 1 by delivery pump 2 and filters, filter type is sand filtration, remove consolidating in the useless tank liquor/waste water of pending plating
Body impurity, the plating after being filtered is given up tank liquor/waste water.
Useless for plating after filtering tank liquor/waste water is delivered to equipped with ultraviolet (UV) fluorescent tube 22 with mechanical stirring device 23
Reactor in, in UVC wave band, the wavelength of UVC wave band is 253.7nm for the ultraviolet (UV) wavelength of ultraviolet (UV) fluorescent tube, and through plus
Medicine mouth 21 adds strong oxidizer hydrogen peroxide, and after reaction a period of time, organic impurities is become carbon dioxide and water by exhaustive oxidation, obtains
To the useless tank liquor/waste water of the plating without organic impurities.Reaction simultaneously, provides recirculated cooling water to be cooled down by frozen water machine 3.
Finally, the useless tank liquor/waste water of plating obtaining without organic impurities is filtered through filter 1 again, filter type
For membrane filtration, collected the useless tank liquor/waste water reclamation liquid of the plating without organic impurities after being filtered by storage barrel 6, organic miscellaneous
Matter clearance 100%.
Useless tank liquor/waste water reclamation the liquid of plating adds organic additive again and can put into after suitably concentrating in normal production
Use, after running some time, in plating solution, organic impurities increases, and coating high current density region is got confused seriously, low current density area
Coating shades.Press above-mentioned processing method again, useless tank liquor is filtered and removes after solid impurity, irradiate and strong oxygen in ultraviolet (UV) fluorescent tube
In the presence of agent, organic impurities is become carbon dioxide and water by exhaustive oxidation, and the regeneration plating solution after filtration concentrates through suitable technique
And can use as new plating solution after adding new organic additive, so circulate.
Embodiment 2：
As shown in figure 1, useless for the pending plating containing heavy metal nickel tank liquor/waste water is collected separately in Raw material pail 5, so
It is delivered in filter 1 by delivery pump 2 and filters, filter type is sand filtration, remove consolidating in the useless tank liquor/waste water of pending plating
Body impurity, the plating after being filtered is given up tank liquor/waste water.
Useless for plating after filtering tank liquor/waste water is delivered to equipped with ultraviolet (UV) fluorescent tube 22 with mechanical stirring device 23
Reactor in, in UVC wave band, the wavelength of UVC wave band is 254nm for the ultraviolet (UV) wavelength of ultraviolet (UV) fluorescent tube, and through dosing
Mouth 21 adds strong oxidizer hydrogen peroxide, and after reaction a period of time, organic impurities is become carbon dioxide and water by exhaustive oxidation, obtains
Useless tank liquor/the waste water of plating without organic impurities.Reaction simultaneously, provides recirculated cooling water to be cooled down by frozen water machine 3.
Finally, the useless tank liquor/waste water of plating obtaining without organic impurities is filtered through filter 1 again, filter type
For membrane filtration, collected the useless tank liquor/waste water reclamation liquid of the plating without organic impurities after being filtered by storage barrel 6, organic miscellaneous
Matter clearance 100%.
Useless tank liquor/waste water reclamation the liquid of plating adds organic additive again and can put into after suitably concentrating in normal production
Use, after running some time, in plating solution, organic impurities increases, and coating high current density region is got confused seriously, low current density area
Coating shades.Press above-mentioned processing method again, useless tank liquor is filtered and removes after solid impurity, irradiate and strong oxygen in ultraviolet (UV) fluorescent tube
In the presence of agent, organic impurities is become carbon dioxide and water by exhaustive oxidation, and the regeneration plating solution after filtration concentrates through suitable technique
And can use as new plating solution after adding new organic additive, so circulate.
Embodiment 3：
As shown in figure 1, useless for the pending plating containing heavy metal copper tank liquor/waste water is collected separately in Raw material pail 5, so
It is delivered in filter 1 by delivery pump 2 and filters, filter type is sand filtration, remove consolidating in the useless tank liquor/waste water of pending plating
Body impurity, the plating after being filtered is given up tank liquor/waste water.
Useless for plating after filtering tank liquor/waste water is delivered to equipped with ultraviolet (UV) fluorescent tube 22 with mechanical stirring device 23
Reactor in, in UVD wave band, the wavelength of UVD wave band is 185nm for the ultraviolet (UV) wavelength of ultraviolet (UV) fluorescent tube, and through dosing
Mouth 21 adds strong oxidizer hydrogen peroxide, and after reaction a period of time, organic impurities is become carbon dioxide and water by exhaustive oxidation, obtains
Useless tank liquor/the waste water of plating without organic impurities.Reaction simultaneously, provides recirculated cooling water to be cooled down by frozen water machine 3.
Finally, the useless tank liquor/waste water of plating obtaining without organic impurities is filtered through filter 1 again, filter type
For membrane filtration, collected the useless tank liquor/waste water reclamation liquid of the plating without organic impurities after being filtered by storage barrel 6, organic miscellaneous
Matter clearance 100%.
Useless tank liquor/waste water reclamation the liquid of plating adds organic additive again and can put into after suitably concentrating in normal production
Use, after running some time, in plating solution, organic impurities increases, and coating high current density region is got confused seriously, low current density area
Coating shades.Press above-mentioned processing method again, useless tank liquor is filtered and removes after solid impurity, irradiate and strong oxygen in ultraviolet (UV) fluorescent tube
In the presence of agent, organic impurities is become carbon dioxide and water by exhaustive oxidation, and the regeneration plating solution after filtration concentrates through suitable technique
And can use as new plating solution after adding new organic additive, so circulate.
In above-described embodiment and its alternative, strong oxidizer can also be the mixing of ozone, hydrogen peroxide and ozone.
In above-described embodiment and its alternative, the wavelength of UVC wave band also include but is not limited to 200nm, 202nm,
205nm、206nm、208nm、210nm、213nm、215nm、217nm、220nm、222nm、225nm、226nm、228nm、
230nm、232nm、233nm、235nm、236nm、238nm、239nm、240nm、242nm、244nm、245nm、246nm、
247nm、248nm、249nm、250nm、251nm、252nm、253nm、254nm、255nm、256nm、257nm、258nm、
259nm、260nm、262nm、265nm、267nm、268nm、270nm、272nm、273nm、275nm.
In above-described embodiment and its alternative, the wavelength of UVD wave band be including but not limited to also 100nm, 101nm,
103nm、105nm、106nm、108nm、110nm、112nm、113nm、115nm、118nm、120nm、122nm、123nm、
125nm、128nm、130nm、133nm、135nm、137nm、140nm、141nm、143nm、145nm、147nm、148nm、
150nm、152nm、153nm、155nm、158nm、160nm、162nm、164nm、165nm、166nm、168nm、169nm、
170nm、171nm、172nm、173nm、174nm、175nm、176nm、177nm、178nm、179nm、180nm、181nm、
182nm、183nm、184nm、186nm、187nm、188nm、189nm、190nm、191nm、193nm、195nm、196nm、
198nm、200nm.
In above-described embodiment and its alternative, agitating device can also for magnetic stirring apparatus, current agitating device,
Aeration stirrer.
In above-described embodiment and its alternative, filter type can also filter for carbon filter, filter bag type.
In view of the present invention program embodiment is numerous, each embodiment experimental data is huge numerous, is not suitable for arranging one by one herein
Lift explanation, but required for each embodiment, the content of checking is all close with the final conclusion obtaining.Using the useless groove of present invention plating
In liquid/waste water reclamation liquid, the minimizing technology of organic impurities can be with 100% removal organic impurities, the useless tank liquor/waste water reclamation liquid of plating
Add organic additive again and can put into after suitably concentrating in normal production and use.So herein not to each embodiment
Checking content is illustrated one by one, only using embodiment 1-3 as the representative explanation excellent part of the present patent application.
Specific embodiment described herein is only explanation for example to present invention spirit.The affiliated technology of the present invention is led
The technical staff in domain can be made various modifications or supplement or substituted using similar mode to described specific embodiment, but simultaneously
Do not deviate by the spirit of the present invention or surmount scope defined in appended claims.
Although the present invention has been made a detailed description and has been cited with some specific embodiments, skilled to this area
For technical staff, as long as it is obvious for can making various changes without departing from the spirit and scope of the present invention or revise.
Claims (7)
1. a kind of plastic electroplating give up organic impurities in tank liquor/waste water reclamation liquid minimizing technology it is characterised in that methods described
For：, through strong oxidizer oxidation, it is filtrated to get after useless for plastic electroplating tank liquor/waste water filtering after reaction under ultraviolet source environment
Useless tank liquor/waste water reclamation the liquid of plastic electroplating without organic impurities.
2. a kind of plastic electroplating according to claim 1 give up tank liquor/waste water reclamation liquid in organic impurities minimizing technology, its
It is characterised by, described ultraviolet source is ultraviolet (UV) fluorescent tube, and the ultraviolet (UV) wavelength of ultraviolet (UV) fluorescent tube is in UVC wave band or UVD
Wave band.
3. a kind of plastic electroplating according to claim 2 give up tank liquor/waste water reclamation liquid in organic impurities minimizing technology, its
It is characterised by, the wavelength of described UVC wave band is 253.7nm or 254nm.
4. a kind of plastic electroplating according to claim 2 give up tank liquor/waste water reclamation liquid in organic impurities minimizing technology, its
It is characterised by, the wavelength of described UVD wave band is 185nm.
5. a kind of plastic electroplating according to claim 1 give up tank liquor/waste water reclamation liquid in organic impurities minimizing technology, its
It is characterised by, described strong oxidizer is to decompose, under ultraviolet (UV) irradiates, the material producing hydroxyl radical free radical or oxygen radical.
6. a kind of plastic electroplating according to claim 5 give up tank liquor/waste water reclamation liquid in organic impurities minimizing technology, its
It is characterised by, described strong oxidizer is one of hydrogen peroxide, ozone or two kinds.
7. a kind of plastic electroplating according to claim 1 give up tank liquor/waste water reclamation liquid in organic impurities minimizing technology, its
It is characterised by, in described reactor, be additionally provided with agitating device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610890755.2A CN106430757A (en) | 2016-10-13 | 2016-10-13 | Method for removing organic impurities in plastic electroplating waste bath solution/wastewater regenerated liquid |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610890755.2A CN106430757A (en) | 2016-10-13 | 2016-10-13 | Method for removing organic impurities in plastic electroplating waste bath solution/wastewater regenerated liquid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107098518A (en) * | 2017-04-21 | 2017-08-29 | 深圳市深投环保科技有限公司 | The processing method and processing system of chemical nickle-plating wastewater |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN104341022A (en) * | 2013-08-06 | 2015-02-11 | 上海银木电器制造有限公司 | Wastewater treatment and recycling technology based on UV photocatalytic oxidation |
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| CN107098518A (en) * | 2017-04-21 | 2017-08-29 | 深圳市深投环保科技有限公司 | The processing method and processing system of chemical nickle-plating wastewater |
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