CN108729303A - Child room wallpaper and preparation method thereof - Google Patents

Child room wallpaper and preparation method thereof Download PDF

Info

Publication number
CN108729303A
CN108729303A CN201810513305.0A CN201810513305A CN108729303A CN 108729303 A CN108729303 A CN 108729303A CN 201810513305 A CN201810513305 A CN 201810513305A CN 108729303 A CN108729303 A CN 108729303A
Authority
CN
China
Prior art keywords
wallpaper
preparation
heated
air drying
child room
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
CN201810513305.0A
Other languages
Chinese (zh)
Inventor
凌清明
周玉斌
吴中建
莫秀斌
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.)
Anhui Yintu Decoration Materials Co Ltd
Original Assignee
Anhui Yintu Decoration Materials 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 Anhui Yintu Decoration Materials Co Ltd filed Critical Anhui Yintu Decoration Materials Co Ltd
Priority to CN201810513305.0A priority Critical patent/CN108729303A/en
Publication of CN108729303A publication Critical patent/CN108729303A/en
Pending legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/18Paper- or board-based structures for surface covering
    • D21H27/20Flexible structures being applied by the user, e.g. wallpaper

Landscapes

  • Paper (AREA)

Abstract

The invention discloses a kind of preparation methods of child room wallpaper, including:Sawdust, the leaf of bamboo, peach bark, pine bark, fiber crops, maize straw, Wheat Straw, dandelion, peppermint, speedwell, reinforcing filler and limewash are smashed to pieces, mixed, boiling is to be made slurry;It carries out the slurry to wash material, shine white, dnockout, fishing paper, drain and roast paper so that anti-wallpaper base material is made;2) the wallpaper base material is sent into the first coating machine, carbon fibre material is coated on wallpaper base material surface by adhesive, wallpaper semi-finished product are made in heated-air drying postcooling;3) the wallpaper semi-finished product are subjected to pattern printing, heated-air drying and waterproof layer printing, heated-air drying successively and obtain the child room wallpaper;The child room wallpaper can greatly improve the anti-capability of electromagnetic shielding of child room wall, and the wallpaper prepares raw material health environment-friendly, and then can preferably give the healthier safe growth environment of newborn baby.

Description

Child room wallpaper and preparation method thereof
Technical field
The present invention relates to wallpaper product manufacturing fields, and in particular, to a kind of child room wallpaper and preparation method thereof.
Background technology
Ornament materials is the material base of building decoration engineering, is the actual effect of decorative engineering and the color of ornament materials Color, texture and the specific of texture show, and decorative material for internal wall is as component part important in modern house decorations, It accounts for the largest percentage in whole house ornamentation.Wall decorative material currently on the market include coating, wallpaper, ceramics, glass, minute surface, Diatom ooze etc., type is abundant, and advantage is different, can flexibly be selected according to each room function and environment, numerous materials wherein more than wallpaper With the surface lining that most wide, kind are most in material, be widely used in restaurant in room interior wall and public place, market, On the wall in hotel.
Wallpaper is increasingly becoming decorate home material since the 1980s, is the quite extensive indoor dress of current application Exterior material.Initially originating from drawing on the paper Tang Dynasty, the wallpaper of Modern Significance, development are just evolved into through Britain's production printing again afterwards Process successively experienced paper, scribble on paper, blistering paper, calico paper, to the process of version cruddy paper, special process paper.But it is existing Wallpaper normally only there is single dicoration, mostly use artificial chemical materials greatly, lack other comprehensive performances, it is difficult to meet People are for the higher requirement of wallpaper.
Especially with universal, the use of electronic product, in daily home life, electromagnetic radiation is also ubiquitous Affect our health;The body function of adult is more mature and resistance is stronger, but for newborn, puberty The groups such as children be in for a long time in highdensity electromagnetic radiation and can generate large effect to its health.
Invention content
The object of the present invention is to provide a kind of child room wallpaper, which can greatly improve child room wall The anti-capability of electromagnetic shielding of body, and the wallpaper prepares raw material health environment-friendly, and then it is more strong preferably to give newborn baby The growth environment of Kang Anquan.
To achieve the goals above, the present invention provides a kind of preparation methods of child room wallpaper, including:
1) by sawdust, the leaf of bamboo, peach bark, pine bark, fiber crops, maize straw, Wheat Straw, dandelion, peppermint, speedwell, increasing Strong filler and limewash are according to 100:15-55:5-20:3-10:1-5:10-15:2-6:1-2:5-10:3-5:15-25:150- 300 weight ratio is smashed to pieces, is mixed, boiling is to be made slurry;It carries out the slurry to wash material, shine white, dnockout, fishing paper, squeezing Dry and roasting paper is to be made wallpaper base material;
2) the wallpaper base material is sent into the first coating machine, carbon fibre material is coated on the wall by adhesive Wallpaper semi-finished product are made in paper substrate material surface, heated-air drying postcooling;
3) the wallpaper semi-finished product pattern printing, heated-air drying and waterproof layer printing, heated-air drying is carried out successively to make Obtain the child room wallpaper;
Wherein, the reinforcing filler is carried out by diatomite, Fluorin doped carbon, basalt fibre, brass powder, aluminium powder and nickel foam Heat treatment is carried out after mixing, grinding to be made.
In above-mentioned technical proposal, there are many possibilities for the material selection of the waterproof layer, but in order to further increase system The environment protection health of the wallpaper obtained, it is preferable that the waterproof layer is silica dioxide gel coating layer and thickness is 0.1-0.15mm.
In above-mentioned technical proposal, the temperature of the heated-air drying can select in a wide range, but in order to further Improve drying effect, it is preferable that step 1) or 2) in the temperature of heated-air drying respectively stand alone as 100-150 DEG C.
In above-mentioned technical proposal, the condition of the boiling can select in a wide range, but in order to improve boiling effect Rate, it is preferable that the boiling at least meets the following conditions:Boiling temperature is 110-120 DEG C, digestion time 5-7d.
In above-mentioned technical proposal, the white condition of the solarization can select in a wide range, but in order to carry solarization white effect, Preferably, the solarization meets the following conditions in vain:It is 20-35 DEG C to shine white temperature, and it is 30-60d to shine the white time.
Reinforcing filler has following methods to be made in the present invention, including:
1) it after mixing carbon black, poly-dopamine ball with hydrogen fluoride, dries and is calcined to obtain Fluorin doped carbon;
2) after diatomite, the Fluorin doped carbon, basalt fibre, brass powder, aluminium powder and nickel foam being mixed, are ground It is heat-treated.
In above-mentioned technical proposal, the dosage of the carbon black, poly-dopamine ball and hydrogen fluoride can select in a wide range, But in order to improve Fluorin doped rate, it is preferable that the amount ratio of the carbon black, poly-dopamine ball and hydrogen fluoride is 100mg:10- 19mg:3-5mL hydrogen fluoride solutions;
The HF of the % of mass containing 5-8 in the hydrogen fluoride solution.
In above-mentioned technical proposal, the dosage of each raw material can select in a wide range, but in order to improve Fluorin doped rate, Preferably, in parts by weight, the dosage of the diatomite, Fluorin doped carbon, basalt fibre, brass powder, aluminium powder and nickel foam is matched Than being 100:5-10:15-30:3-8:5-10:6-10.
In above-mentioned technical proposal, the condition of the calcining can select in a wide range, but for preparation efficiency, it is excellent Selection of land, the calcining at least meet the following conditions:Under an inert atmosphere, temperature is 900-1000 DEG C, time 1-2h.
In above-mentioned technical proposal, the condition of the heat treatment can select in a wide range, but for preparation efficiency, Preferably, the heat treatment at least meets the following conditions:Under an inert atmosphere, temperature is 150-200 DEG C, time 4-6h.
During the calcining and heat treatment, the inert atmosphere is provided by nitrogen or argon gas.
In above-mentioned technical proposal, the diatomaceous specific particle size can select in a wide range, but in order to Improve mixing between each raw material, synergy, it is preferable that the diatomaceous particle size is 200-800nm.
It is mixed through the above technical solutions, fluorine first is made with the mixing of carbon black, poly-dopamine ball and hydrogen fluoride, calcining in the present invention Miscellaneous carbon;Then after being mixed, ground with diatomite, the Fluorin doped carbon, basalt fibre, brass powder, aluminium powder and nickel foam It carries out being heat-treated obtained reinforcing filler.On the one hand material can be improved obtains heat conductivility to Fluorin doped carbon material, while fluorine must mix It can reduce Heat Conduction Material and obtain conductance function, then be mixed with diatomite, aluminium powder and nickel foam and reinforcing filler is further made. Wallpaper made from the reinforcing filler can significantly improve the effectiveness in room, and raw material health with base material It is environment-protecting and non-poisonous.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Specific implementation mode
The specific implementation mode of the present invention is described in detail below.It should be understood that described herein specific Embodiment is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
The endpoint of disclosed range and any value are not limited to the accurate range or value herein, these ranges or Value should be understood as comprising the value close to these ranges or value.For numberical range, between the endpoint value of each range, respectively It can be combined with each other between the endpoint value of a range and individual point value, and individually between point value and obtain one or more New numberical range, these numberical ranges should be considered as specific open herein.
The present invention will be described in detail by way of examples below.
Preparation example 1
1) by 100mg carbon blacks, 10mg poly-dopamine balls be added to 2mL hydrogen fluoride (HF of 5 mass %) mix after, it is dry simultaneously Under nitrogen atmosphere, 900 DEG C of calcining 2h obtain Fluorin doped carbon;
2) by diatomite (200nm), the Fluorin doped carbon, basalt fibre, brass powder, aluminium powder and nickel foam according to 100: 8:20:6:8:8 weight ratio mixed, grind after 6h is heat-treated at 150 DEG C, obtain reinforcing filler and be denoted as W1.
Preparation example 2
1) by 100mg carbon blacks, 15mg poly-dopamine balls be added to 4mL hydrogen fluoride (HF of 8 mass %) mix after, it is dry simultaneously Under nitrogen atmosphere, 950 DEG C of calcining 1h obtain Fluorin doped carbon;
2) by diatomite (600nm), the Fluorin doped carbon, basalt fibre, brass powder, aluminium powder and nickel foam according to 100: 10:30:8:10:10 weight ratio mixed, grind after 5h is heat-treated at 180 DEG C, obtain reinforcing filler and be denoted as W2.
Preparation example 3
1) by 100mg carbon blacks, 19mg poly-dopamine balls be added to 5mL hydrogen fluoride (HF of 5 mass %) mix after, it is dry simultaneously Under nitrogen atmosphere, 1000 DEG C of calcining 1-2h obtain Fluorin doped carbon;
2) by diatomite (800nm), the Fluorin doped carbon, basalt fibre, brass powder, aluminium powder and nickel foam according to 100: 5:15:3:5:6 weight ratio mixed, grind after 4h is heat-treated at 200 DEG C, obtain reinforcing filler and be denoted as W3.
Preparation example 4
Reinforcing filler W4 is made according to the method for preparation example 1, unlike step 1) in that hydrogen fluoride is not added is directly mixed Close calcining.
Preparation example 5
Reinforcing filler W5 is made according to the method for preparation example 1, the difference is that brass powder is not added.
Preparation example 6
Reinforcing filler W6 is made according to the method for preparation example 1, the difference is that aluminium powder is not added.
Preparation example 7
Reinforcing filler W7 is made according to the method for preparation example 1, the difference is that nickel foam is not added.
Embodiment 1
By sawdust, the leaf of bamboo, peach bark, pine bark, fiber crops, maize straw, Wheat Straw, dandelion, peppermint, speedwell, enhancing Filler W1 and limewash are according to 100:15:5:3:1:10:2:1:5:3:15:150 weight ratio is smashed to pieces, is mixed, at 110 DEG C Digestion time 7d is to be made slurry;The slurry is starched and wash material, white 60d is shone at 25 DEG C, dnockout, fishing paper, drains and roast paper Anti- wallpaper base material is made;
2) the wallpaper base material is sent into the first coating machine, carbon fibre material is coated on the wall by adhesive Wallpaper semi-finished product are made in 110 DEG C of heated-air drying postcoolings in paper substrate material surface;
3) the wallpaper semi-finished product are subjected to pattern printing successively, are coated in 110 DEG C of heated-air dryings and silica dioxide gel Layer (0.1mm) printing obtains the child room wallpaper in 110 DEG C of heated-air dryings;It is denoted as A1.
Embodiment 2
By sawdust, the leaf of bamboo, peach bark, pine bark, fiber crops, maize straw, Wheat Straw, dandelion, peppermint, speedwell, enhancing Filler W2 and limewash are according to 100:40:15:8:3:12:4:2:10:5:20:200 weight ratio is smashed to pieces, is mixed, 115 DEG C digestion time 6d is to be made slurry;The slurry is starched and wash material, white 40d is shone at 30 DEG C, dnockout, fishing paper, drains and roasts Paper is to be made anti-wallpaper base material;
2) the wallpaper base material is sent into the first coating machine, carbon fibre material is coated on the wall by adhesive Wallpaper semi-finished product are made in 120 DEG C of heated-air drying postcoolings in paper substrate material surface;
3) the wallpaper semi-finished product are subjected to pattern printing successively, are coated in 120 DEG C of heated-air dryings and silica dioxide gel Layer (0.15mm) printing obtains the child room wallpaper in 120 DEG C of heated-air dryings;It is denoted as A2.
Embodiment 3
By sawdust, the leaf of bamboo, peach bark, pine bark, fiber crops, maize straw, Wheat Straw, dandelion, peppermint, speedwell, enhancing Filler W1 and limewash are according to 100:55:20:10:5:15:6:2:10:5:25:300 weight ratio smashed to pieces, mixed, 120 DEG C of digestion time 5d are to be made slurry;Slurry slurry wash material, shine white 30d, dnockout at 35 DEG C, drag for paper, draining and Paper is roasted so that anti-wallpaper base material is made;
2) the wallpaper base material is sent into the first coating machine, carbon fibre material is coated on the wall by adhesive Wallpaper semi-finished product are made in 150 DEG C of heated-air drying postcoolings in paper substrate material surface;
3) the wallpaper semi-finished product are subjected to pattern printing successively, are coated in 150 DEG C of heated-air dryings and silica dioxide gel Layer (0.15mm) printing obtains the child room wallpaper in 150 DEG C of heated-air dryings;It is denoted as A3.
Embodiment 4
Anti- wallpaper base material is prepared Following the procedure of Example 1, is denoted as A4, the difference is that using W4 instead of W1.
Comparative example 1
Anti- wallpaper base material is prepared Following the procedure of Example 1, is denoted as D1, the difference is that using W5 instead of W1.
Comparative example 2
Anti- wallpaper base material is prepared Following the procedure of Example 1, is denoted as D2, the difference is that using W6 instead of W1.
Comparative example 3
Anti- wallpaper base material is prepared Following the procedure of Example 1, is denoted as D3, the difference is that using W7 instead of W1.
Application examples 1
By wallpaper A1-A4 and D1-D3 made from embodiment and comparative example and its shielding attenuation at 30MHz is detected, Obtain that the results are shown in Table 1.
Table 1
Number Shielding attenuation (db)
A1 101
A2 102
A3 105
A4 87
D1 55
D2 57
D3 60
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above Detail can carry out a variety of simple variants to technical scheme of the present invention within the scope of the technical concept of the present invention, this A little simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally The thought of invention, it should also be regarded as the disclosure of the present invention.

Claims (10)

1. a kind of preparation method of child room wallpaper, which is characterized in that including:
1) sawdust, the leaf of bamboo, peach bark, pine bark, fiber crops, maize straw, Wheat Straw, dandelion, peppermint, speedwell, enhancing are filled out Material and limewash are according to 100:15-55:5-20:3-10:1-5:10-15:2-6:1-2:5-10:3-5:15-25:150-300's Weight ratio is smashed to pieces, is mixed, boiling is to be made slurry;The slurry wash material, white, dnockout, fishing paper is shone, drains and roast Paper is to be made wallpaper base material;
2) the wallpaper base material is sent into the first coating machine, carbon fibre material is coated on the wallpaper base by adhesive Wallpaper semi-finished product are made in layer material surface, heated-air drying postcooling;
3) the wallpaper semi-finished product are subjected to pattern printing, heated-air drying and waterproof layer printing, heated-air drying successively and obtain institute State child room wallpaper;
Wherein, the reinforcing filler is mixed by diatomite, Fluorin doped carbon, basalt fibre, brass powder, aluminium powder and nickel foam Heat treatment is carried out after conjunction, grinding to be made.
2. preparation method according to claim 1, wherein the waterproof layer is silica dioxide gel coating layer and thickness is 0.1-0.15mm。
3. preparation method according to claim 1, wherein step 1) or 2) in the temperature of heated-air drying respectively stand alone as 100-150℃。
4. preparation method according to claim 1, wherein the boiling at least meets the following conditions:Boiling temperature is 110-120 DEG C, digestion time 5-7d;
The solarization meets the following conditions in vain:It is 20-35 DEG C to shine white temperature, and it is 30-60d to shine the white time.
5. preparation method according to claim 1, wherein the reinforcing filler is made by following preparation method, including:
1) it after mixing carbon black, poly-dopamine ball with hydrogen fluoride, dries and is calcined to obtain Fluorin doped carbon;
2) it is carried out after diatomite, the Fluorin doped carbon, basalt fibre, brass powder, aluminium powder and nickel foam being mixed, ground Heat treatment.
6. preparation method according to claim 5, wherein the amount ratio of the carbon black, poly-dopamine ball and hydrogen fluoride is 100mg:10-19mg:1-5mL hydrogen fluoride solutions;
The HF of the % of mass containing 5-8 in the hydrogen fluoride solution.
7. preparation method according to claim 5, wherein in parts by weight, the diatomite, Fluorin doped carbon, basalt Fiber, brass powder, aluminium powder and nickel foam consumption proportion be 100:5-10:15-30:3-8:5-10:6-10.
8. preparation method according to claim 5, wherein the calcining at least meets the following conditions:Under an inert atmosphere, Temperature is 900-1000 DEG C, time 1-2h;
The heat treatment at least meets the following conditions:Under an inert atmosphere, temperature is 150-200 DEG C, time 4-6h;
Inert atmosphere described in the calcining, heat treatment step is respectively independent to be provided by nitrogen or argon gas.
9. preparation method according to claim 5, wherein the diatomaceous particle size is 200-800nm.
10. child room wallpaper made from a kind of preparation method by described in any one of claim 1-9.
CN201810513305.0A 2018-05-25 2018-05-25 Child room wallpaper and preparation method thereof Pending CN108729303A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810513305.0A CN108729303A (en) 2018-05-25 2018-05-25 Child room wallpaper and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810513305.0A CN108729303A (en) 2018-05-25 2018-05-25 Child room wallpaper and preparation method thereof

Publications (1)

Publication Number Publication Date
CN108729303A true CN108729303A (en) 2018-11-02

Family

ID=63935305

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810513305.0A Pending CN108729303A (en) 2018-05-25 2018-05-25 Child room wallpaper and preparation method thereof

Country Status (1)

Country Link
CN (1) CN108729303A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101255665A (en) * 2008-03-31 2008-09-03 浙江凯恩特种材料股份有限公司 Nonwoven wallpaper base paper and manufacture method thereof as well as nonwoven wallpaper produced from the same
CN105908561A (en) * 2016-04-22 2016-08-31 安徽索亚装饰材料有限公司 Wear-resistant flame retardation wallpaper raw paper and making method thereof
US20170268177A1 (en) * 2013-01-09 2017-09-21 The Chemours Company Tt, Llc Process for making a décor paper having improved optical performance
CN107386008A (en) * 2017-07-27 2017-11-24 安徽宽居电器有限公司 A kind of manufacturing process of Environment-friendlywallpaper wallpaper
CN107489067A (en) * 2017-08-22 2017-12-19 安徽悦尔伟塑料机械有限公司 Extrusion coating paper and preparation method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101255665A (en) * 2008-03-31 2008-09-03 浙江凯恩特种材料股份有限公司 Nonwoven wallpaper base paper and manufacture method thereof as well as nonwoven wallpaper produced from the same
US20170268177A1 (en) * 2013-01-09 2017-09-21 The Chemours Company Tt, Llc Process for making a décor paper having improved optical performance
CN105908561A (en) * 2016-04-22 2016-08-31 安徽索亚装饰材料有限公司 Wear-resistant flame retardation wallpaper raw paper and making method thereof
CN107386008A (en) * 2017-07-27 2017-11-24 安徽宽居电器有限公司 A kind of manufacturing process of Environment-friendlywallpaper wallpaper
CN107489067A (en) * 2017-08-22 2017-12-19 安徽悦尔伟塑料机械有限公司 Extrusion coating paper and preparation method thereof

Similar Documents

Publication Publication Date Title
CN105623326B (en) A kind of nanometer oyster shell whiting ecological functions bullet applies coating
CN105729597B (en) A kind of color and luster sootiness treatment process of timber modification face layer
CN105951093A (en) Precious metal plating method
CN105113336B (en) The production method of Environment-friendlywallpaper wallpaper
CN108314321A (en) The double-deck glaze and preparation method thereof that reaction glaze is combined with metal glaze
CN104441152A (en) Processing method of antiqued wood
CN109384451A (en) A kind of antibacterial domestic ceramic of once-firing in low temperature and preparation method thereof
CN105601110B (en) Black silver drop reduction furnace transmutation glaze and the black silver drop prepared with it restore transmutation glazed pottery ceramic products and preparation method
CN106087462A (en) A kind of environment-friendly novel pollution-free anion wallpaper and preparation method thereof
CN108545940A (en) In the upper semi-matte glaze of high temperature, more kiln secret colour ware and its method for cooking using the matting glaze
CN110803913A (en) Porous water-absorbing red pottery steamed block and preparation method thereof
CN107352797A (en) Scagliola glaze and ceramic and preparation method with Scagliola glaze
CN108729303A (en) Child room wallpaper and preparation method thereof
CN108797217A (en) Child room wallpaper and preparation method thereof
CN108729304A (en) Infant room wallpaper and preparation method thereof
CN106348597A (en) Method for photochromic low temperature antique glaze and preparing method thereof
CN109336392A (en) Dark yellow green microcrystalline glaze and preparation method thereof
CN108755273A (en) Wallpaper base material and preparation method thereof
CN108677618A (en) Wallpaper reinforcing filler and preparation method thereof
CN105086712A (en) High-solid content vegetable ingredient-added healthy emulsion paint and preparation method thereof
CN105686619B (en) Health ceramic cooker production technology
CN108797218A (en) Environmental protection flame retardant wallpaper and preparation method thereof
CN108729297A (en) Environmental protection flame retardant wallpaper and preparation method thereof
CN102643053A (en) Preparation method of colored diatomite
CN106049190A (en) Infrared jade wallpaper

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
RJ01 Rejection of invention patent application after publication

Application publication date: 20181102

RJ01 Rejection of invention patent application after publication