CN107119474A - The preparation method of light color cladding - Google Patents

The preparation method of light color cladding Download PDF

Info

Publication number
CN107119474A
CN107119474A CN201710293972.8A CN201710293972A CN107119474A CN 107119474 A CN107119474 A CN 107119474A CN 201710293972 A CN201710293972 A CN 201710293972A CN 107119474 A CN107119474 A CN 107119474A
Authority
CN
China
Prior art keywords
parts
agent
scytoblastema
auxiliary agent
preparation
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.)
Withdrawn
Application number
CN201710293972.8A
Other languages
Chinese (zh)
Inventor
唐志坚
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.)
Guangzhou Hong Zheng Industrial Co Ltd
Original Assignee
Guangzhou Hong Zheng Industrial 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 Guangzhou Hong Zheng Industrial Co Ltd filed Critical Guangzhou Hong Zheng Industrial Co Ltd
Priority to CN201710293972.8A priority Critical patent/CN107119474A/en
Publication of CN107119474A publication Critical patent/CN107119474A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P3/00Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
    • D06P3/02Material containing basic nitrogen
    • D06P3/04Material containing basic nitrogen containing amide groups
    • D06P3/32Material containing basic nitrogen containing amide groups leather skins
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
    • D06P1/36General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using mordant dyes ; using metallisable dyes
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
    • D06P1/44General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
    • D06P1/52General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing synthetic macromolecular substances
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06PDYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
    • D06P1/44General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
    • D06P1/64General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing low-molecular-weight organic compounds without sulfate or sulfonate groups
    • D06P1/651Compounds without nitrogen
    • D06P1/6515Hydrocarbons

Abstract

A kind of preparation method of light color cladding, is related to the preparation of cladding, this method comprises the following steps:Step 1: scytoblastema changes colour, the spray liquid that changes colour uniformly is sprayed onto on scytoblastema by full-automatic spray skin machine;Step 2, finished product changes colour, the scytoblastema handled well in step one is placed into inside oil spout platform first, and coat brown dye liquor in scytoblastema open flow, secondly the scytoblastema sprayed is placed into spraying on polishing machine and receives light auxiliary agent A, now the rotating speed of polishing machine is 19 revolutions per seconds, light auxiliary agent B is received in spraying again, now the rotating speed of polishing machine is 9 revolutions per seconds, light auxiliary agent C is received in left back spraying, now the rotating speed of polishing machine is 9 revolutions per seconds, pass through cladding color more saturation made from the method, comfort level can be more preferable, there is antique effect, and color and luster is unique, make color more natural, colour fixation can be more preferable.

Description

The preparation method of light color cladding
Technical field:
The present invention relates to the preparation of cladding, and in particular to a kind of preparation method of light color cladding.
Background technology:
Leather is widely used in the surface of people's livelihood articles for use, and such as tables and chairs, sofa, footwear material, clothing etc. increase people's livelihood articles for use Texture, aesthetic feeling or durability.Leather can be roughly divided into dermatine and natural leather.Natural leather, which refers to, to be taken animal fur and gives With drying, cleaning, softening, dyeing, deburring, the manufacture craft processing such as cut after, form surfacing and strong but pliable in texture skin Material.
There is following 2 drawbacks in the finished product processed using existing processing method:1st, surface can not be repaired well Disability.Coloring is uneven;2nd, brightness is unnatural, and coloring effect is bad, and color disorder is asked intolerant to seeing in order to solve above-mentioned technology Topic, spy proposes a kind of new technical scheme.
The content of the invention:
The invention aims to overcome the weak point that above-mentioned prior art is present, and provide a kind of light color cladding Preparation method.
The technical solution adopted by the present invention is:A kind of preparation method of light color cladding, this method comprises the following steps:Step First, scytoblastema changes colour, and is uniformly sprayed onto the spray liquid that changes colour on scytoblastema by full-automatic spray skin machine;Step 2: finished product changes colour, first will The scytoblastema handled well in step one is placed into inside oil spout platform, and coats brown dye liquor in scytoblastema open flow, secondly will be sprayed Scytoblastema be placed on polishing machine spraying and receive light auxiliary agent A, now the rotating speed of polishing machine is 19 revolutions per seconds, and light auxiliary agent is received in spraying again B, now the rotating speed of polishing machine is 9 revolutions per seconds, and light auxiliary agent C is received in left back spraying, and now the rotating speed of polishing machine is 9 revolutions per seconds.
Described spray change colour liquid composition and parts by weight for 20-40 part of metal complex, 10-20 parts of emulsifying agent, synthesis 20-30 parts of resin, 5-15 parts of surfactant, 1-10 parts of auxiliary agent, 20-30 parts of environment-friendly type solvent.
The composition and parts by weight of described brown dye liquor are 25-35 parts of metal complex dyes, the 5- of organic solvent containing OH 15 parts, 10-20 parts of stabilizer, 20-30 parts of blended wax, 1-10 parts of anti-settling agent, 10-20 parts of organic pigment.
The composition and parts by weight of described receipts light auxiliary agent A are 60-80 parts of filler, crude palm puts 5-15 parts of wax, discoloration wax 5-15 parts, 5-15 parts of auxiliary agent.
The composition and parts by weight of described receipts light auxiliary agent B be 20-40 parts of dyestuff, 10-30 parts of filler, 20-40 parts of resin, 10-20 parts of auxiliary agent, 1-10 parts of solvent.
Described receipts light auxiliary agent C composition and parts by weight is 20-40 parts of dyestuff, the blue or green palm fibre of pigment puts 10-30 parts of wax, comprehensive 20-40 parts of resin, 10-20 parts of hand feeling agent surfactant, bleeding agent drain off 1-10 parts of agent.
Pyridone monoazo compound of the described metal complex represented by formula [I]~formula [III] and match somebody with somebody therewith The divalent metal ion of nickel, cobalt, iron, zinc, copper, the manganese of position etc. is constituted, and the pyridone monoazo compound contains as coupling agent composition 6- hydroxyl -2- pyridone structures, contain isoxazole, 1,2,4- triazoles or pyrrazole structure as diazo component;Described breast Agent includes tall oil and polyamide;Described environment-friendly type solvent be dimethyl carbonate, propene carbonate, ethylene dimethyl, The combination of one or both of dimethyl glutarate, succinic acid diformazan and the above.
Beneficial effects of the present invention are:By cladding color more saturation made from the method, comfort level can be more preferable, there is imitative Ancient effect, and color and luster is unique, makes color more natural, and colour fixation can be more preferable.
Embodiment:
The present invention is further described in conjunction with specific embodiments:
Embodiment one:
A kind of preparation method of the dark-brown cladding with water scrub function, this method comprises the following steps:A kind of light color skin The preparation method of material, this method comprises the following steps:It is by full-automatic spray skin machine that the spray liquid that changes colour is equal Step 1: scytoblastema changes colour Even is sprayed onto on scytoblastema;
Step 2: finished product changes colour, the scytoblastema handled well in step one is placed into inside oil spout platform first, and in scytoblastema Open flow coats brown dye liquor, and the scytoblastema sprayed secondly is placed into spraying on polishing machine receives light auxiliary agent A, now turn of polishing machine Speed is 19 revolutions per seconds, and light auxiliary agent B is received in spraying again, and now the rotating speed of polishing machine is 9 revolutions per seconds, and light auxiliary agent C is received in left back spraying, now The rotating speed of polishing machine is 9 revolutions per seconds.
Described spray change colour liquid composition and parts by weight be 20 parts of metal complex, 10 parts of emulsifying agent, synthesis resin 20 Part, 5 parts of surfactant, 1 part of auxiliary agent, 20 parts of environment-friendly type solvent.
The composition and parts by weight of described brown dye liquor be 25 parts of metal complex dyes, 5 parts of organic solvent containing OH, steady Determine 10 parts of agent, 20 parts of blended wax, 1 part of anti-settling agent, 10 parts of organic pigment.
The composition and parts by weight of described receipts light auxiliary agent A are 60 parts of filler, crude palm is put 5 parts of wax, 5 parts of discoloration wax, helped 5 parts of agent.
The composition and parts by weight of described receipts light auxiliary agent B be 20 parts of dyestuff, 10 parts of filler, 20 parts of resin, 10 parts of auxiliary agent, 1 part of solvent.
Described receipts light auxiliary agent C composition and parts by weight is 20 parts of dyestuff, the blue or green palm fibre of pigment puts 10 parts of wax, synthesis resin 20 Part, 10 parts of hand feeling agent surfactant, bleeding agent drain off 1 part of agent.
Embodiment two:
A kind of preparation method of light color cladding, this method comprises the following steps:Step 1: scytoblastema changes colour, by full-automatic The spray liquid that changes colour uniformly is sprayed onto on scytoblastema by spray skin machine;
Step 2: finished product changes colour, the scytoblastema handled well in step one is placed into inside oil spout platform first, and in scytoblastema Open flow coats brown dye liquor, and the scytoblastema sprayed secondly is placed into spraying on polishing machine receives light auxiliary agent A, now turn of polishing machine Speed is 19 revolutions per seconds, and light auxiliary agent B is received in spraying again, and now the rotating speed of polishing machine is 9 revolutions per seconds, and light auxiliary agent C is received in left back spraying, now The rotating speed of polishing machine is 9 revolutions per seconds.
Described spray change colour liquid composition and parts by weight be 30 parts of metal complex, 15 parts of emulsifying agent, synthesis resin 25 Part, 10 parts of surfactant, 5 parts of auxiliary agent, 25 parts of environment-friendly type solvent.
The composition and parts by weight of described brown dye liquor be 30 parts of metal complex dyes, 10 parts of organic solvent containing OH, 15 parts of stabilizer, 25 parts of blended wax, 5 parts of anti-settling agent, 15 parts of organic pigment.
The composition and parts by weight of described receipts light auxiliary agent A be 70 parts of filler, crude palm put 10 parts of wax, 10 parts of discoloration wax, 10 parts of auxiliary agent.
The composition and parts by weight of described receipts light auxiliary agent B be 30 parts of dyestuff, 20 parts of filler, 30 parts of resin, 15 parts of auxiliary agent, 5 parts of solvent.
Described receipts light auxiliary agent C composition and parts by weight is 30 parts of dyestuff, the blue or green palm fibre of pigment puts 30 parts of wax, synthesis resin 30 Part, 15 parts of hand feeling agent surfactant, bleeding agent drain off 5 parts of agent.
Embodiment three:
A kind of preparation method of light color cladding, this method comprises the following steps:Step 1: scytoblastema changes colour, by full-automatic The spray liquid that changes colour uniformly is sprayed onto on scytoblastema by spray skin machine;
Step 2: finished product changes colour, the scytoblastema handled well in step one is placed into inside oil spout platform first, and in scytoblastema Open flow coats brown dye liquor, and the scytoblastema sprayed secondly is placed into spraying on polishing machine receives light auxiliary agent A, now turn of polishing machine Speed is 19 revolutions per seconds, and light auxiliary agent B is received in spraying again, and now the rotating speed of polishing machine is 9 revolutions per seconds, and light auxiliary agent C is received in left back spraying, now The rotating speed of polishing machine is 9 revolutions per seconds.
Described spray change colour liquid composition and parts by weight be 40 parts of metal complex, 20 parts of emulsifying agent, synthesis resin 30 Part, 15 parts of surfactant, 10 parts of auxiliary agent, 30 parts of environment-friendly type solvent.
The composition and parts by weight of described brown dye liquor be 35 parts of metal complex dyes, 15 parts of organic solvent containing OH, 20 parts of stabilizer, 30 parts of blended wax, 10 parts of anti-settling agent, 20 parts of organic pigment.
The composition and parts by weight of described receipts light auxiliary agent A be 80 parts of filler, crude palm put 15 parts of wax, 15 parts of discoloration wax, 15 parts of auxiliary agent.
The composition and parts by weight of described receipts light auxiliary agent B are 40 parts of dyestuff, 30 parts of filler, 20-40 parts of resin, auxiliary agent 20 Part, 10 parts of solvent.
Described receipts light auxiliary agent C composition and parts by weight is 40 parts of dyestuff, the blue or green palm fibre of pigment puts 30 parts of wax, synthesis resin 40 Part, 20 parts of hand feeling agent surfactant, bleeding agent drain off 10 parts of agent.
Pyridone monoazo compound of the described metal complex represented by formula [I]~formula [III] and match somebody with somebody therewith The divalent metal ion of nickel, cobalt, iron, zinc, copper, the manganese of position etc. is constituted, and the pyridone monoazo compound contains as coupling agent composition 6- hydroxyl -2- pyridone structures, contain isoxazole, 1,2,4- triazoles or pyrrazole structure as diazo component;
Described emulsifying agent includes tall oil and polyamide;
Described environment-friendly type solvent is dimethyl carbonate, propene carbonate, ethylene dimethyl, dimethyl glutarate, fourth The combination of one or both of diacid diformazan and the above.
The composition of described synthesis resin is by acrylic resin:Acrylic resin:20%-40%, polyurethane resin:5%- 20%th, aqueous filler is made by oneself:10%-30%, synthesis cerate:10%-30%, other auxiliary agents:1%-10% and deionized water: 5%-20% is constituted;
Described stabilizer includes:Arabic gum 20%, zinc oxide 30%, isopropanol 20%, potassium hydroxide 20% and three Polyphosphate sodium 10%.
Described anti-settling agent includes hydroxyethyl cellulose, hydroxypropyl cellulose;
Described crude palm is put wax and obtained from the leaf buds and leaves of babassu, and leaf is dried and crushed, then Add hot water separation waxy substance;
Described levelling agent includes polyester modification dimethyl silicone polymer solution.
Using effect is tested:
This research is handled cladding by randomly selecting 100 claddings, investigates the effect of this method each side.Test Project standards of grading are:Very satisfied 5 points, 4 points are satisfied with, general 3 points, 2 points, very dissatisfied 1 point are unsatisfied with.Wherein common group For common processing method;
In summary, the present invention its not only can effectively color saturation, comfort level and color and luster problem, and using pacifying Entirely, healthy, effective, colour fixation is also more preferable.The preparation method is to make breakthrough by the processing method to conventional leather Adjustment, the proportioning of some unique raw material and raw material is equally added during adjustment, makes whole preparation method more Plus it is smooth, and effect is apparent.
For those skilled in the art, other can be made various corresponding according to above technical scheme and design Change and deformation, and all these change and deformation should all belong within the protection domain of the claims in the present invention.

Claims (7)

1. a kind of preparation method of light color cladding, it is characterised in that:This method comprises the following steps:Step 1: scytoblastema changes colour, lead to Full-automatic spray skin machine is crossed uniformly to be sprayed onto the spray liquid that changes colour on scytoblastema;
Step 2: finished product changes colour, the scytoblastema handled well in step one is placed into inside oil spout platform first, skill is sprayed using shaping Dyeing liquor is sprayed onto on scytoblastema by art, washes out washing two-color effect using solvent 65% and the mixed solution of blended wax 35%, secondly The scytoblastema sprayed is placed into spraying on polishing machine and receives light auxiliary agent A, now the rotating speed of polishing machine is 19 revolutions per seconds, is finally sprayed Light auxiliary agent B is received, now the rotating speed of polishing machine is 9 revolutions per seconds.
2. the preparation method of light color cladding according to claim 1, it is characterised in that:Described spray change colour liquid composition and Parts by weight are 27-29 parts of metal complex, 11-13 parts of emulsifying agent, 9-11 parts of blended wax, 2-3 parts of surfactant, polyurethane 16-18 parts of resin, 21-22 parts of environment-friendly type solvent.
3. the preparation method of light color cladding according to claim 1, it is characterised in that:Described dyeing liquor composition is dyestuff 15%th, filler 10%, synthesis resin 30%, bleeding agent 15%, hand feeling agent 5%, surfactant 15%.
4. the preparation method of light color cladding according to claim 1, it is characterised in that:The composition of described receipts light auxiliary agent A And parts by weight are 60-80 parts of filler, crude palm puts 5-15 parts of wax, 5-15 parts of discoloration wax, 5-15 parts of auxiliary agent.
5. the preparation method of light color cladding according to claim 1, it is characterised in that:The composition of described receipts light auxiliary agent B And parts by weight are dyestuff 30%, the blue or green palm fibre of pigment puts wax 20%, synthesis resin 30%, hand feeling agent surfactant 15%, infiltration Agent drains off agent 5%.
6. the preparation method of light color cladding according to claim 1, it is characterised in that:The described composition for receiving light auxiliary agent C And parts by weight are 20-40 parts of dyestuff, the blue or green palm fibre of pigment puts 10-30 parts of wax, 20-40 parts of synthesis resin, hand feeling agent surfactant 10-20 parts, bleeding agent drains off 1-10 parts of agent.
7. the preparation method of light color cladding according to claim 2, it is characterised in that:Described metal complex is by formula The divalent gold of pyridone monoazo compound represented by [I]~formula [III] and the nickel, cobalt, iron, zinc, copper, the manganese that are coordinated therewith etc. Belong to ion to constitute, the pyridone monoazo compound contains 6- hydroxyl -2- pyridone structures as coupling agent composition, be used as weight Nitrogen component contains isoxazole, 1,2,4- triazoles or pyrrazole structure;Described emulsifying agent includes tall oil and polyamide;Described Environment-friendly type solvent is one in dimethyl carbonate, propene carbonate, ethylene dimethyl, dimethyl glutarate, succinic acid diformazan Kind or two kinds and the above combination.
CN201710293972.8A 2017-04-28 2017-04-28 The preparation method of light color cladding Withdrawn CN107119474A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710293972.8A CN107119474A (en) 2017-04-28 2017-04-28 The preparation method of light color cladding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710293972.8A CN107119474A (en) 2017-04-28 2017-04-28 The preparation method of light color cladding

Publications (1)

Publication Number Publication Date
CN107119474A true CN107119474A (en) 2017-09-01

Family

ID=59725124

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710293972.8A Withdrawn CN107119474A (en) 2017-04-28 2017-04-28 The preparation method of light color cladding

Country Status (1)

Country Link
CN (1) CN107119474A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1263963A (en) * 2000-03-09 2000-08-23 王贵林 Colourate for leather
CN101151164A (en) * 2005-03-29 2008-03-26 三菱化学媒体株式会社 Optical recording medium, metal complex compound and organic dye compound

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1263963A (en) * 2000-03-09 2000-08-23 王贵林 Colourate for leather
CN101151164A (en) * 2005-03-29 2008-03-26 三菱化学媒体株式会社 Optical recording medium, metal complex compound and organic dye compound

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
范浩军 等: "《人造革/合成革材料及工艺学》", 31 August 2014, 中国轻工业出版社 *

Similar Documents

Publication Publication Date Title
CN106948193A (en) The preparation method of brown cladding
CN103031728B (en) Skin-touch matte washing and brightening treatment agent for synthetic leather and preparation method thereof
CN1228500C (en) Post finishing process for superfine fiber artificial leather
CN104499299B (en) A kind of for the surface of matte type superfine fiber chemical leather process fixation method
CN105839405B (en) A kind of chlorine-resistant elevator and preparation method and application
CN102601834B (en) Surface color-fixing dye for mat rush products and color-fixing method
CN105925736A (en) Full-grain nappa leather finishing composite and finishing process thereof
CN101161823B (en) Process for making colorful art leather
CN105401451A (en) Production method of high-performance suede superfine fiber synthetic leather for clothing
WO2019109695A1 (en) Production method capable of increasing dyeing and coloring fastness of completely natural dye
CN107119474A (en) The preparation method of light color cladding
CN107090727A (en) The preparation method of light brown cladding with water scrub function
CN105316946A (en) Water-based fog-washing and brightening treating agent for synthetic leather and preparation method thereof
CN107385970A (en) Hankow road goat skin imitates rare deerskin printing technology
CN105624342B (en) A kind of production method of the resistance to tortuous Effect Leather of low temperature
CN107022910A (en) The preparation method of light brown cladding modelled after an antique
CN107217514A (en) Have a shave the preparation method of coffee-like cladding
CN106978739A (en) The preparation method of dark-brown cladding with water scrub function
CN103255629B (en) Matte skin feeling blanching treating agent for synthetic leather and preparation method of treating agent
CN105133345A (en) Water-based specially-misty and specially-black surface treating agent for synthetic leather and preparing method thereof
CN106592277A (en) Dry and wet rubbing fastness improving agent and preparation method thereof
CN110257571A (en) A kind of leather fitting crack treating agent and preparation method thereof
CN104047179B (en) A kind of use for synthetic leather injection, blow process agent and preparation method thereof
CN107267696A (en) Wash the preparation method of navy blue cladding
CN107524027B (en) Coating method for solving crust leather color pattern

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20170901