CN110481106A - A kind of environmental protection breathable Compound Fabric and its production method - Google Patents
A kind of environmental protection breathable Compound Fabric and its production method Download PDFInfo
- Publication number
- CN110481106A CN110481106A CN201910757692.7A CN201910757692A CN110481106A CN 110481106 A CN110481106 A CN 110481106A CN 201910757692 A CN201910757692 A CN 201910757692A CN 110481106 A CN110481106 A CN 110481106A
- Authority
- CN
- China
- Prior art keywords
- fabric
- environmental protection
- compound fabric
- production method
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/08—Body-protectors for players or sportsmen, i.e. body-protecting accessories affording protection of body parts against blows or collisions
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/08—Body-protectors for players or sportsmen, i.e. body-protecting accessories affording protection of body parts against blows or collisions
- A63B71/12—Body-protectors for players or sportsmen, i.e. body-protecting accessories affording protection of body parts against blows or collisions for the body or the legs, e.g. for the shoulders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/164—Drying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M17/00—Producing multi-layer textile fabrics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/02—Coating on the layer surface on fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/26—Polymeric coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2266/00—Composition of foam
- B32B2266/02—Organic
- B32B2266/0207—Materials belonging to B32B25/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/51—Elastic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/726—Permeability to liquids, absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2571/00—Protective equipment
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Laminated Bodies (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
A kind of environmental protection breathable Compound Fabric and its production method, are related to the production technical field of protecting ware for sports Compound Fabric.Natural emulsion by foaming is coated between upper layer fabric and lower layer's fabric, drying is made of to get environmental protection breathable Compound Fabric, the Compound Fabric upper layer fabric, lower layer's fabric and emulsion layer, and upper layer fabric and lower layer's fabric are compounded in the two sides of emulsion layer respectively.The present invention is using the uncured natural emulsion by foaming directly as the articulamentum with upper and lower two shell fabric, process flow is simple, it once-combined must only form, product has the preferable feature of environmental protection, good gas permeability, improve the comfort level of product, it is thus also avoided that due to the puzzlement of glue layer easy degumming after moisture absorption.
Description
Technical field
The present invention relates to the production technical fields of protecting ware for sports Compound Fabric.
Background technique
Sports injuries occur during active movement or passive movement for people in order to prevent, or to people after injured
Body protected, protecting ware for sports is widely used.
The purpose of usual such as waist support type games protector is by the stronger plastic material of rigidity or steel disc materials for support people
Easily-deformable position, and in order to which the body of such material and people is formed fixation, it is also necessary to using people can be centered around
The materials such as plastic material or steel disc are fixed in Compound Fabric by the Compound Fabric on body by modes such as slash pockets, and compound
The both ends setting of cloth facilitates the velcro fastener of folding.
Mostly use colloid that two shell fabrics are glued to the SBR(butadiene-styrene rubber of sheet respectively in existing Compound Fabric greatly) material
Two sides, SBR(butadiene-styrene rubber) it is a kind of synthetic rubber foaming body, high resilience has the features such as heat preservation, waterproof, airtight.
The specific processing method of existing Compound Fabric is: first thin-layer tablet material will be obtained by slice by the SBR formed that foams,
Then in the one side coating glue of SBR thin-layer sheet, then cloth is compounded in SBR thin-layer sheet, then passes through pressure appropriate
Power and the method for heating make SBR be combined with each other by glue and this layer of cloth, after its solidification, then in the thin-layer sheet of SBR
Another side coating glue, then another layer of cloth is layed in above glue, resolidification after appropriate pressure heating and heating can just take
Obtain the Compound Fabric that there is fabric on two sides.
Due to prior art carried out by two layers glue it is compound, and containing toluene in glue, formaldehyde, polycyclic fragrance through etc. it is non-
Environment-friendly materials, therefore such protecting ware for sports, the smell of especially new protecting ware for sports make us uncomfortable, and do not have good
The feature of environmental protection.
In addition, since glue can be filled between the fiber of fabric, until keeping the gas permeability of Compound Fabric poor, along with wherein
The heat preservation of SBR, the characteristics such as waterproof, airtight, and protecting ware for sports mostly with the direct skin contact of people, so cannot and
When human sweat is discharged, for skin more sensitive subjects, more sense is uncomfortable, or even will appear skin disorder.Further more, when colloid is in length
Degumming phenomenon can occur after washing for time moisture absorption, separate fabric, and Compound Fabric occurs seperated.
Summary of the invention
Object of the present invention is to propose a kind of not only environmental protection but also ventilative Compound Fabric, to improve people to the comfort of protecting ware for sports
It is required that.
The present invention is made of upper layer fabric, lower layer's fabric and emulsion layer, and the upper layer fabric and lower layer's fabric difference are compound
In the two sides of emulsion layer
The latex to foam in the present invention had not only been used as flexible bed course, but also as the articulamentum with upper and lower two shell fabric, removal
Glue material or colloid layer have product preferable so completely avoiding interference of the non-environmental protection materials such as toluene to product
The feature of environmental protection, and due to no glue or colloid, it is possible to make fiber in fabric that there is good gas permeability, to improve people
To the comfort level of product, it is thus also avoided that due to the puzzlement of colloidal materials easy degumming after moisture absorption.The present invention is using environmentally friendly latex
Layer is directly compound with two shell fabrics, and saving material, structure is simple, facilitates production.In addition, the present invention replaces without SBR material
Be emulsion layer, so Compound Fabric have excellent gas permeability and water penetration.
It is another object of the present invention to propose the production method of the above environmental protection breathable Compound Fabric.
Production method of the invention is: the natural emulsion by foaming is coated between upper layer fabric and lower layer's fabric,
Drying is to get environmental protection breathable Compound Fabric.
Therefore the present invention had both been used as flexible bed course using the uncured natural emulsion by foaming,
Again as the articulamentum with upper and lower two shell fabric, present invention process process is simple, trilaminate material it is compound only must it is once-combined and
At.
Further, since the natural emulsion in the present invention by foaming is to be distributed in face layer by way of coating
Between material, lower layer's fabric, the natural emulsion recurring structure variation by foaming in order to prevent, so for the described of coating
The temperature of natural emulsion by foaming is 5~25 DEG C.
The environment temperature of the drying is 120~130 DEG C, and the time is 5~30 minutes.Drying time length is according to coating
Emulsion layer thickness and drying box length determine, the thickness thin then time is short, and then the time is long for thickness thickness, same baking oven length
Long, then drying time is with regard to short, and baking oven length is short, then drying time is just grown.Drying temperature sets 120~130 DEG C of mainly bases
Latex vulcanizes in this temperature range and solidification effect relative good, and production efficiency is again higher.
The foaming method of natural emulsion is: by natural emulsion, synthetic latex 341, soft soap, potassium oleate, brightening agent, vulcanization
Agent, crosslinking agent and ammonium hydroxide are collectively disposed in foaming machine with curing agent after mixing to foam.
The natural emulsion account for natural emulsion, synthetic latex 341, soft soap, potassium oleate, brightening agent, vulcanizing agent, crosslinking agent and
The 45~55% of ammonium hydroxide gross mass of feeding intake.The synthetic latex 341 accounts for natural emulsion, synthetic latex 341, soft soap, potassium oleate, increasing
White dose, vulcanizing agent, crosslinking agent and ammonium hydroxide gross mass of feeding intake 30~35%.
The curing agent and natural emulsion, synthetic latex 341, soft soap, potassium oleate, brightening agent, vulcanizing agent, crosslinking agent and ammonia
The total mass ratio of water is 3~5: 100.It can be according to the dosage of the production environment temperature adjustment curing agent of foaming.
Compound Fabric made of the natural emulsion by foaming formed as the above materials is more soft, is unfavorable for rear road
The processing such as cutting and sewing, so in order to properly increase the hardness of Compound Fabric, when foaming to natural emulsion, also to raw material
It is middle that appropriate calcium carbonate is added.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the invention.
Specific embodiment
One, production technology:
1, the preparation of the gluey latex to foam:
600kg natural emulsion, 400kg synthetic latex 341,8 kg soft soap (also referred to as potash soap, the potassium of higher aliphatic acid are weighed respectively
Salt), 67 kg potassium oleates, 20 kg titanium dioxides (brightening agent), 80 kg vulcanizing agents, 2.5 kg siloxanes (crosslinking agent), 3kg ammonium hydroxide.
Each above it will expect to be uniformly mixed in investment dispersion machine.
Uniformly mixed above material and 35~59 kg curing agent are all put into foaming machine and foamed when production, will be sent out
The natural emulsion of bubble is transported to production line for combination process by certain flow.
If environment temperature is too high or too low, the natural emulsion that can be controlled for the foaming of coating is kept the temperature in 5~25 DEG C of ranges
It is interior.
In addition, cured above dose of dosage can increase and decrease according to the height of workshop condition temperature.
Compound Fabric made of the natural emulsion by foaming formed as the above materials is more soft, is unfavorable for rear road
Cut and the processing such as sewing, so in order to properly increase the hardness of Compound Fabric, when foaming to foaming natural emulsion, also to
Appropriate calcium carbonate is added in raw material.
2, compound:
It is such as too low or excessively high without controlling temperature in workshop under room temperature, then by temperature control in workshop at 5~33 DEG C.
Lower layer's fabric Jing Guo smooth processing is laid on retainer platform, and its outside is tightened.
The natural emulsion of 5~25 DEG C of foaming is coated in the upper surface of lower layer's fabric, forms the glue with a thickness of 1~6 mm
Shape emulsion layer.
The upper layer fabric of smooth processing is covered on gluey emulsion layer.
3, it dries:
The above three-in-one material enters baking oven, 120~130 DEG C at a temperature of handle 5~30 minutes.Specific temperature and time
It is determined depending on the emulsion layer thickness coated.
To get Compound Fabric after discharging.
Two, the design feature of Compound Fabric:
As shown in Figure 1, Compound Fabric is made of upper layer fabric 1, lower layer's fabric 2 and emulsion layer 3, wherein upper layer fabric 1 and subsurface
Material 2 is compounded in the two sides of emulsion layer 3 respectively.
Claims (9)
1. a kind of environmental protection breathable Compound Fabric, it is characterised in that be made of upper layer fabric, lower layer's fabric and emulsion layer, the face layer
Material and lower layer's fabric are compounded in the two sides of emulsion layer respectively.
2. the production method of environmental protection breathable Compound Fabric as described in claim 1, it is characterised in that by the genuine milk by foaming
Glue is coated between upper layer fabric and lower layer's fabric, and drying is to get environmental protection breathable Compound Fabric.
3. the production method of environmental protection breathable Compound Fabric according to claim 2, it is characterised in that the warp for coating
The temperature for crossing the natural emulsion of foaming is 5~25 DEG C.
4. the production method of environmental protection breathable Compound Fabric according to claim 2, it is characterised in that the temperature of the drying is
120~130 DEG C, the time is 5~30 minutes.
5. according to the production method of environmental protection breathable Compound Fabric described in Claims 2 or 3 or 4, it is characterised in that natural emulsion
Foaming method is: natural emulsion, synthetic latex 341, soft soap, potassium oleate, brightening agent, vulcanizing agent, crosslinking agent and ammonium hydroxide are mixed
It is collectively disposed in foaming machine and foams with curing agent after uniformly.
6. the production method of environmental protection breathable Compound Fabric according to claim 5, it is characterised in that the natural emulsion accounts for day
So 45~55% of latex, synthetic latex 341, soft soap, potassium oleate, brightening agent, vulcanizing agent, crosslinking agent and ammonium hydroxide gross mass of feeding intake.
7. the production method of environmental protection breathable Compound Fabric according to claim 6, it is characterised in that the synthetic latex 341 accounts for
Natural emulsion, synthetic latex 341, soft soap, potassium oleate, brightening agent, vulcanizing agent, crosslinking agent and ammonium hydroxide gross mass of feeding intake 30~
35%。
8. the production method of environmental protection breathable Compound Fabric according to claim 5, it is characterised in that the curing agent and natural
Latex, synthetic latex 341, soft soap, potassium oleate, brightening agent, vulcanizing agent, crosslinking agent and ammonium hydroxide total mass ratio be 3~5: 100.
9. the production method of environmental protection breathable Compound Fabric according to claim 5, it is characterised in that in the mixing, also plus
Enter calcium carbonate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910757692.7A CN110481106A (en) | 2019-08-16 | 2019-08-16 | A kind of environmental protection breathable Compound Fabric and its production method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910757692.7A CN110481106A (en) | 2019-08-16 | 2019-08-16 | A kind of environmental protection breathable Compound Fabric and its production method |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110481106A true CN110481106A (en) | 2019-11-22 |
Family
ID=68551381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910757692.7A Pending CN110481106A (en) | 2019-08-16 | 2019-08-16 | A kind of environmental protection breathable Compound Fabric and its production method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110481106A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111150124A (en) * | 2020-02-28 | 2020-05-15 | 浙江惠侬丝针织内衣有限公司 | Processing method of double-layer sling underwear |
CN111184283A (en) * | 2020-01-11 | 2020-05-22 | 浪莎针织有限公司 | Foot-protecting locking anti-cracking knitwear and processing technology thereof |
CN111410775A (en) * | 2020-02-11 | 2020-07-14 | 林浩钜 | Latex vamp, shoe and preparation method thereof |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104890326A (en) * | 2015-05-12 | 2015-09-09 | 无锡世强休闲用品有限公司 | Gas-permeable sport ware shell fabric |
CN106049084A (en) * | 2016-07-01 | 2016-10-26 | 黄瑶 | Formula and process of natural latex and waterborne polyurethane foamed synthetic leather |
CN109206699A (en) * | 2017-07-06 | 2019-01-15 | 江苏小青柠家居有限公司 | A kind of latex product and preparation method thereof |
-
2019
- 2019-08-16 CN CN201910757692.7A patent/CN110481106A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104890326A (en) * | 2015-05-12 | 2015-09-09 | 无锡世强休闲用品有限公司 | Gas-permeable sport ware shell fabric |
CN106049084A (en) * | 2016-07-01 | 2016-10-26 | 黄瑶 | Formula and process of natural latex and waterborne polyurethane foamed synthetic leather |
CN109206699A (en) * | 2017-07-06 | 2019-01-15 | 江苏小青柠家居有限公司 | A kind of latex product and preparation method thereof |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111184283A (en) * | 2020-01-11 | 2020-05-22 | 浪莎针织有限公司 | Foot-protecting locking anti-cracking knitwear and processing technology thereof |
CN111410775A (en) * | 2020-02-11 | 2020-07-14 | 林浩钜 | Latex vamp, shoe and preparation method thereof |
CN111150124A (en) * | 2020-02-28 | 2020-05-15 | 浙江惠侬丝针织内衣有限公司 | Processing method of double-layer sling underwear |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110481106A (en) | A kind of environmental protection breathable Compound Fabric and its production method | |
US3842519A (en) | Deodorizer sheet material | |
RU2328509C2 (en) | Cross-linked foam with internal cavity structure and process of its obtaining | |
US7793372B2 (en) | Latex foam bedding products including phase change microcapsules | |
CN107474334A (en) | Underwear mold cup and preparation method | |
EP1896649A1 (en) | Liquid impermeable material | |
CN106418779A (en) | Self-adaptive air-permeable fabric and clothes | |
WO2006000044A1 (en) | Liquid impermeable material | |
CN210706340U (en) | 3D prints eiderdown cloud surface fabric | |
US20230011750A1 (en) | Breathable cooling pillow and method of making same | |
CN212000346U (en) | Cool polyurethane cloth that feels | |
CN104382417A (en) | Ice-cold breathable type gel double-layer mattress and production process | |
KR101462475B1 (en) | The preparation method and flexible polyurethane foam for bra cups with breathable, washable and anti-yellowing | |
JP5323968B2 (en) | gloves | |
JP2897953B2 (en) | bag | |
CN207269967U (en) | A kind of soft wood insole | |
CN206260876U (en) | A kind of self adaptation breathable fabric and clothes | |
JP2799801B2 (en) | Method for manufacturing shoe cushion member | |
JP3246866U (en) | Water-absorbent, non-slip soft mat | |
ZA200402181B (en) | Method for producing balls with simulated stitching | |
CN217565078U (en) | Special shoes for drivers | |
CN212036301U (en) | Latex vamp and shoe using same | |
KR102021069B1 (en) | Multipurpose cushions using 3D air mesh and Manufacturing method thereof | |
KR100430646B1 (en) | Manufacturing method for latex-sole of a shoe | |
CN107141548A (en) | A kind of foamed shoe-pad preparation method |
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 | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191122 |
|
WD01 | Invention patent application deemed withdrawn after publication |