CN106351025A - Device for preparing PU (polyurethane) synthetic leather size from wastes - Google Patents

Device for preparing PU (polyurethane) synthetic leather size from wastes Download PDF

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Publication number
CN106351025A
CN106351025A CN201610956386.2A CN201610956386A CN106351025A CN 106351025 A CN106351025 A CN 106351025A CN 201610956386 A CN201610956386 A CN 201610956386A CN 106351025 A CN106351025 A CN 106351025A
Authority
CN
China
Prior art keywords
kettle
centrifuge
synthetic leather
frame
waste material
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
Application number
CN201610956386.2A
Other languages
Chinese (zh)
Inventor
何再秋
傅金才
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhangjiagang Jiatai Leather Co Ltd
Original Assignee
Zhangjiagang Jiatai Leather Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhangjiagang Jiatai Leather Co Ltd filed Critical Zhangjiagang Jiatai Leather Co Ltd
Priority to CN201610956386.2A priority Critical patent/CN106351025A/en
Publication of CN106351025A publication Critical patent/CN106351025A/en
Pending legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06NWALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/12Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
    • D06N3/14Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/14Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06NWALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N2205/00Condition, form or state of the materials
    • D06N2205/18Scraps or recycled materials
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06NWALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N2211/00Specially adapted uses
    • D06N2211/12Decorative or sun protection articles
    • D06N2211/28Artificial leather
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product
    • Y02P70/62Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Textile Engineering (AREA)
  • Food Science & Technology (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

The invention discloses a device for preparing a PU (polyurethane) synthetic leather size from wastes. The device comprises a chopper, a dissolution kettle, a dissolving agent barrel, a grinding powder bin, a centrifuge, a size recovery tank, a residue recovery kettle, a waste liquid recovery tank and a machine frame, wherein the chopper, the dissolution kettle, the dissolving agent barrel, the grinding powder bin, and the centrifuge and residue recovery kettle are respectively fixed to the machine frame. The device is designed according to the principle that the DMF (dimethylformamide) solvent can dissolve PU synthetic leather: the PU synthetic leather waste is chopped by the chopper, added into the dissolution kettle independently or together with the grinding powder in the grinding procedure in the grinding powder bin, dissolved in the dissolution kettle, and finally, used for reproducing the PU leather size.

Description

A kind of utilization waste material prepares the device of pu synthetic leather slurry
Technical field
The present invention relates to synthetic leather preparing technical field, more particularly, to a kind of utilization waste material prepares the dress of pu synthetic leather slurry Put.
Background technology
Pu synthetic leather, is formed by the latex mixing that non-woven fabrics of synthetic fiber soaks with pu (polyurethane) as major ingredient, its elasticity is good, Intensity is high, ventilative, water-fast, natural leather and other substitute materials can be replaced to do the main heel toe cap of leather shoes and shoe lining, chance water is indeformable, Keep leather shoes attractive in appearance, wear comfortable, and make easily, process is simple, pollution-free, low cost, activity function is good, easy processing, It is preferably to make footwear to lead the substitute material with, packet header and shoe lining.Shoemaking cost can be reduced, that improves footwear wears performance.
The waste material of existing pu synthetic leather production process mainly includes the mill skin that off standard, leftover pieces and sanding operation produce Powder etc.;These waste materials mainly using taking out landfill, dispose, and company is caused with very big economic loss, simultaneously by the means such as burning at present Environmental pollution brings very big impact.
Content of the invention
The invention aims to shortcoming present in solution prior art, and the one kind proposing utilizes waste material to prepare pu The device of synthetic leather slurry.
To achieve these goals, present invention employs following technical scheme:
A kind of utilization waste material prepares the device of pu synthetic leather slurry, including chipper, dissolution kettle, lytic agent bucket, mill corium farinosum Storehouse, centrifuge, slurry recovery pond, Slag recovering kettle, devil liquor recovery pond and frame, described chipper, dissolution kettle, lytic agent bucket, Mill corium farinosum storehouse, centrifuge, Slag recovering kettle are each attached in frame, are fixed with chipper on the left of the upper end of described frame, described Be fixed with the right side of the upper end of frame mill corium farinosum storehouse, described chipper and mill corium farinosum storehouse lower end be equipped with discharging opening, described each Discharge outlet is equipped with electromagnetic valve, and the end of described discharging opening is all connected with dissolution kettle, and described dissolution kettle is located at chipper and mill In frame below corium farinosum storehouse, the frame directly over described dissolution kettle is fixed with lytic agent bucket, the lower end of described lytic agent bucket Connected with dissolution kettle by liquid injection pipe, described liquid injection pipe is provided with control valve, and the underface frame of described dissolution kettle is fixed with Centrifuge, the bottom of described dissolution kettle is provided with siphunculus, and the end of described siphunculus is connected with centrifuge, and the bottom of described centrifuge sets Have a rotator, the centre of described rotator is provided with filter opening, described filter opening be arranged right below a chimney filter, described chimney filter end with Slurry recovery pond connects, and the right side machine wall of described centrifuge is provided with filtration through hole, and on the right side of described filtration through hole, frame is provided with Slag recovering kettle, is provided with groove in the middle of the bottom of described Slag recovering kettle, is provided with filter screen in described groove, immediately below described filter screen It is provided with a sewer pipe, the end of described sewer pipe is connected with devil liquor recovery pond, the bottom in described devil liquor recovery pond is provided with water pump, The outlet of described water pump connects a water pipe, and the outlet of described water pipe is connected with Slag recovering kettle.
Preferably, fill lytic agent in described lytic agent bucket.
Preferably, described lytic agent is dimethylformamide.
Preferably, described Slag recovering kettle is provided with the side filtering through hole against centrifuge.
Preferably, described Slag recovering kettle is provided with collection against the side of centrifuge with the kettle wall filtering through hole relative position Mouthful.
Preferably, on described Slag recovering kettle, the top kettle wall of collection port is provided with the baffle plate of semicircle shape.
Preferably, model bdx-100lx of described centrifuge, model 150qj10-150/21 of described water pump.
The principle design of Synthetic Leather in the present invention, can be dissolved using solvent dimethylformamide, first pu is closed Finished leather waste material is shredded using chipper, and then independent or with mill skin operation in mill corium farinosum storehouse mill corium farinosum is mixed and puts into dissolving Dissolved in kettle, finally the slurry that can regenerate pu leather is obtained, and the residue prepared in slurry process returns through residue Receive and be used for being processed into fiber through over cleaning after kettle reclaims, can be used to be fabricated to paper, lytic agent dmf (dimethylformamide) enters Cross after purification is reclaimed in devil liquor recovery pond and can be recycled, this programme mainly solves asking of waste disposal in synthetic leather production process Topic, brings to enterprise simultaneously and can show economic benefit and environmental benefit.
Brief description
Fig. 1 is the structural representation of the device that a kind of utilization waste material proposed by the present invention prepares pu synthetic leather slurry.
Fig. 2 is the workflow diagram that a kind of utilization waste material proposed by the present invention prepares pu synthetic leather slurry.
In figure: 1 frame, 2 chippers, 3 mill corium farinosum storehouses, 4 lytic agent buckets, 5 dissolution kettle, 6 discharging openings, 7 liquid injection pipes, 8 controls Valve, 9 siphunculus, 10 centrifuges, 11 filter openings, 12 chimney filters, 13 Slag recovering kettles, 14 filter screens, 15 filter through holes, 16 rotator, 17 give up Liquid recovery pond, 18 baffle plates, 19 water pumps, 20 slurry recovery ponds, 21 electromagnetic valves, 22 sewer pipes, 23 water pipes.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.
With reference to Fig. 1, a kind of utilization waste material prepares the device of pu synthetic leather slurry, including chipper 2, dissolution kettle 5, lytic agent Bucket 4, mill corium farinosum storehouse 3, centrifuge 10, slurry recovery pond 20, Slag recovering kettle 13, devil liquor recovery pond 17 and frame 1, chipper 2, Dissolution kettle 5, lytic agent bucket 4, mill corium farinosum storehouse 3, centrifuge 10, Slag recovering kettle 13 are each attached in frame 1, the upper end of frame 1 Left side is fixed with chipper 2, is fixed with mill corium farinosum storehouse 3 on the right side of the upper end of frame 2, and the lower end in chipper 2 and mill corium farinosum storehouse 3 is all provided with There is discharging opening 6, at each discharging opening 6, be equipped with electromagnetic valve 21, the end of discharging opening 6 is all connected with dissolution kettle 5, dissolution kettle 5 On chipper 2 with the frame 1 of mill corium farinosum storehouse 3 lower section, the frame 1 directly over dissolution kettle 5 is fixed with lytic agent bucket 4, dissolving The lower end of agent bucket 4 is connected with dissolution kettle 5 by liquid injection pipe 7, and liquid injection pipe 7 is provided with control valve 8, the underface frame 1 of dissolution kettle 5 On be fixed with centrifuge 10, the bottom of dissolution kettle 5 is provided with siphunculus 9, and the end of siphunculus 9 is connected with centrifuge 10, centrifuge 10 Bottom is provided with rotator 16, and the centre of rotator 16 is provided with filter opening 11, filter opening 11 be arranged right below a chimney filter 12, chimney filter 12 End is connected with slurry recovery pond 20, and the right side machine wall of centrifuge 10 is provided with filtration through hole 15, filters through hole 15 right side frame 1 Be provided with Slag recovering kettle 13, in the middle of the bottom of Slag recovering kettle 13, be provided with groove, in groove, be provided with filter screen 14, filter screen 14 just under Side is provided with a sewer pipe 22, and the end of sewer pipe 22 is connected with devil liquor recovery pond 17, and the bottom in devil liquor recovery pond 17 is provided with water Pump 19, the outlet of water pump 19 connects a water pipe 23, and the outlet of water pipe 23 is connected with Slag recovering kettle 13.
Lytic agent is filled, lytic agent is dimethylformamide, Slag recovering kettle 13 sets against centrifuge 10 in lytic agent bucket 4 There is the side filtering through hole 15, Slag recovering kettle 13 is set with the kettle wall filtering through hole 15 relative position against the side of centrifuge 10 There is collection port, on Slag recovering kettle 13, the top kettle wall of collection port is provided with the baffle plate 18 of semicircle shape, the model of centrifuge 10 Bdx-100lx, model 150qj10-150/21 of water pump 19.
During this device preparation pu synthetic leather, by industrial dust collector, the mill corium farinosum in synthetic leather preparation process is collected Put in mill corium farinosum storehouse 3, remaining leftover pieces etc. are put in chipper 2 meanwhile, leftover pieces, chopping are shredded by chipper 2 Leftover pieces afterwards with mill corium farinosum control by the electromagnetic valve 21 below respective device mix according to certain ratio after input dissolve In kettle 5, subsequently, the lytic agent in lytic agent bucket 4 is controlled by control valve 8 and injects in dissolution kettle 5 by liquid injection pipe 7, dimethyl methyl , by the polyurethane dissolving in leftover pieces and mill corium farinosum, suspension is by dissolution kettle 5 bottom by entering for amide (dmf) lytic agent Centrifuge 10, the rotator 16 of centrifuge 10 bottom drives suspension to do centrifugal motion, under the influence of centrifugal force, lighter liquid Body be gathered in the middle of centrifuge by the filter opening 11 in rotator 16 be filtered through chimney filter 12 flow into stand-by in slurry recovery pond 20, Heavier residue clashes into the machine wall of centrifuge 10, and collects in residue collection kettle 13 by the filtration through hole 15 on machine wall, residue Collect the baffle plate 18 above kettle 13 collection port can will sputter under residue gear, it is to avoid residue splashes, and residue is in Slag recovering kettle 13 through washing, and filter screen 14 in the groove of bottom for the waste liquid is filtered through sewer pipe 22 and enters devil liquor recovery pond 17, waste liquid Waste liquid in recovery pond 17 can be purified by extracting the dimethylformamide (dmf) of surplus to reuse Waste water continues to clean residue, the residue through over cleaning in water pump 19 pump people's Slag recovering kettle 13 of devil liquor recovery pond 17 bottom Fiber can be processed into and make paper, in the present invention, polyurethane (pu) synthesis can be dissolved using dimethylformamide (dmf) solvent Pu synthetic leather waste material is first shredded by the principle design of leather using chipper 2, then individually or with grinding grinds skin operation in corium farinosum storehouse 3 Mill corium farinosum be mixed in input dissolution kettle 5 and dissolved, finally the slurry that can regenerate pu leather is obtained, and prepares slurry Residue during material is used for being processed into fiber through over cleaning after Slag recovering kettle 13 recovery, can be used to be fabricated to paper , lytic agent dimethylformamide (dmf) entered after purification is reclaimed in devil liquor recovery pond 17 can be recycled, and this programme mainly solves The problem of waste disposal in synthetic leather production process, brings to enterprise simultaneously and can show economic benefit and environmental benefit.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto, Any those familiar with the art the invention discloses technical scope in, technology according to the present invention scheme and its Inventive concept equivalent or change in addition, all should be included within the scope of the present invention.

Claims (7)

1. a kind of utilization waste material prepares the device of pu synthetic leather slurry, including chipper, dissolution kettle, lytic agent bucket, mill corium farinosum storehouse, Centrifuge, slurry recovery pond, Slag recovering kettle, devil liquor recovery pond and frame it is characterised in that: described chipper, dissolution kettle, molten Solution agent bucket, mill corium farinosum storehouse, centrifuge, Slag recovering kettle are each attached in frame, are fixed with chopping on the left of the upper end of described frame Machine, is fixed with mill corium farinosum storehouse on the right side of the upper end of described frame, the lower end in described chipper and mill corium farinosum storehouse is equipped with discharging opening, institute State each discharge outlet and be equipped with electromagnetic valve, the end of described discharging opening is all connected with dissolution kettle, described dissolution kettle is located at chopping In frame below machine and mill corium farinosum storehouse, the frame directly over described dissolution kettle is fixed with lytic agent bucket, described lytic agent bucket Lower end connected with dissolution kettle by liquid injection pipe, described liquid injection pipe is provided with control valve, in the underface frame of described dissolution kettle It is fixed with centrifuge, the bottom of described dissolution kettle is provided with siphunculus, and the end of described siphunculus is connected with centrifuge, described centrifuge Bottom is provided with rotator, and the centre of described rotator is provided with filter opening, described filter opening be arranged right below a chimney filter, described chimney filter End is connected with slurry recovery pond, and the right side machine wall of described centrifuge is provided with filtration through hole, frame on the right side of described filtration through hole It is provided with Slag recovering kettle, be provided with groove in the middle of the bottom of described Slag recovering kettle, in described groove, be provided with filter screen, described filter screen It is arranged right below a sewer pipe, the end of described sewer pipe is connected with devil liquor recovery pond, the bottom in described devil liquor recovery pond sets There is water pump, the outlet of described water pump connects a water pipe, and the outlet of described water pipe is connected with Slag recovering kettle.
2. a kind of utilization waste material according to claim 1 prepare pu synthetic leather slurry device it is characterised in that: described molten Lytic agent is filled in solution agent bucket.
3. a kind of utilization waste material according to claim 2 prepare pu synthetic leather slurry device it is characterised in that: described molten Solution agent is dimethylformamide.
4. a kind of utilization waste material according to claim 1 prepare pu synthetic leather slurry device it is characterised in that: described residual Slag reclaims kettle and is provided with the side filtering through hole against centrifuge.
5. a kind of utilization waste material according to claim 4 prepare pu synthetic leather slurry device it is characterised in that: described residual Slag reclaims kettle and is provided with collection port against the side of centrifuge with the kettle wall filtering through hole relative position.
6. a kind of utilization waste material according to claim 4 prepare pu synthetic leather slurry device it is characterised in that: described residual On slag recovery kettle, the top kettle wall of collection port is provided with the baffle plate of semicircle shape.
7. a kind of utilization waste material according to claim 1 prepare pu synthetic leather slurry device it is characterised in that: described from Model bdx-100lx of scheming, model 150qj10-150/21 of described water pump.
CN201610956386.2A 2016-11-03 2016-11-03 Device for preparing PU (polyurethane) synthetic leather size from wastes Pending CN106351025A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610956386.2A CN106351025A (en) 2016-11-03 2016-11-03 Device for preparing PU (polyurethane) synthetic leather size from wastes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610956386.2A CN106351025A (en) 2016-11-03 2016-11-03 Device for preparing PU (polyurethane) synthetic leather size from wastes

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2161203C1 (en) * 1999-05-05 2000-12-27 Донская государственная академия сервиса Leather and shoe production waste shredder
JP2010214677A (en) * 2009-03-16 2010-09-30 Taiheiyo Cement Corp Method and apparatus for treating mixed waste containing waste plastics
CN202169185U (en) * 2011-06-28 2012-03-21 湖南磊鑫新材料科技有限公司 Mineral waste treatment recovery device
CN103263796A (en) * 2013-06-06 2013-08-28 南通泰利达化工有限公司 Filter device and filter method for nitrocotton scraps in waste water
CN104213432A (en) * 2014-09-26 2014-12-17 江西豪普高科涂层织物有限公司 Polyurethane (PU) synthetic leather production process allowing solid waste recycling
CN105367818A (en) * 2015-11-08 2016-03-02 韶关市连邦环保新材料股份有限公司 Method for preparing pure product nylon 6 by taking nylon 6 waste material as raw material
CN206143510U (en) * 2016-11-03 2017-05-03 张家港嘉泰合成革有限公司 Utilize waste material preparation PU synthetic leather sizing agent's device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2161203C1 (en) * 1999-05-05 2000-12-27 Донская государственная академия сервиса Leather and shoe production waste shredder
JP2010214677A (en) * 2009-03-16 2010-09-30 Taiheiyo Cement Corp Method and apparatus for treating mixed waste containing waste plastics
CN202169185U (en) * 2011-06-28 2012-03-21 湖南磊鑫新材料科技有限公司 Mineral waste treatment recovery device
CN103263796A (en) * 2013-06-06 2013-08-28 南通泰利达化工有限公司 Filter device and filter method for nitrocotton scraps in waste water
CN104213432A (en) * 2014-09-26 2014-12-17 江西豪普高科涂层织物有限公司 Polyurethane (PU) synthetic leather production process allowing solid waste recycling
CN105367818A (en) * 2015-11-08 2016-03-02 韶关市连邦环保新材料股份有限公司 Method for preparing pure product nylon 6 by taking nylon 6 waste material as raw material
CN206143510U (en) * 2016-11-03 2017-05-03 张家港嘉泰合成革有限公司 Utilize waste material preparation PU synthetic leather sizing agent's device

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Address after: 215600 Zhangjiagang, Suzhou, Phoenix Town, South Korea Industrial Park, Hanjiang Road

Applicant after: Zhangjiagang Jiatai microfiber Technology Co. Ltd.

Address before: 215600 Zhangjiagang, Suzhou, Phoenix Town, South Korea Industrial Park, Hanjiang Road

Applicant before: Zhangjiagang Jiatai Leather Co. Ltd.

RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20170125