CN110261945A - A kind of positive black high brightness reflective fabric and preparation method thereof - Google Patents
A kind of positive black high brightness reflective fabric and preparation method thereof Download PDFInfo
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- CN110261945A CN110261945A CN201910658363.7A CN201910658363A CN110261945A CN 110261945 A CN110261945 A CN 110261945A CN 201910658363 A CN201910658363 A CN 201910658363A CN 110261945 A CN110261945 A CN 110261945A
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- 239000004744 fabric Substances 0.000 title claims abstract description 40
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 title abstract description 6
- 239000011521 glass Substances 0.000 claims abstract description 31
- 239000000203 mixture Substances 0.000 claims abstract description 27
- 239000002131 composite material Substances 0.000 claims abstract description 20
- 239000011324 bead Substances 0.000 claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 239000004071 soot Substances 0.000 claims abstract description 8
- 239000010410 layer Substances 0.000 claims description 86
- 239000011248 coating agent Substances 0.000 claims description 21
- 238000000576 coating method Methods 0.000 claims description 21
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 17
- 239000000853 adhesive Substances 0.000 claims description 17
- 229920005749 polyurethane resin Polymers 0.000 claims description 15
- 239000003292 glue Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 14
- 230000001070 adhesive effect Effects 0.000 claims description 12
- 229920005989 resin Polymers 0.000 claims description 11
- 239000011347 resin Substances 0.000 claims description 11
- 239000004925 Acrylic resin Substances 0.000 claims description 10
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 9
- 239000002070 nanowire Substances 0.000 claims description 9
- 229920002635 polyurethane Polymers 0.000 claims description 9
- 239000004814 polyurethane Substances 0.000 claims description 9
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 8
- 239000004411 aluminium Substances 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 230000031700 light absorption Effects 0.000 claims description 7
- 239000012528 membrane Substances 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 244000043261 Hevea brasiliensis Species 0.000 claims description 5
- 229920001971 elastomer Polymers 0.000 claims description 5
- 229920003052 natural elastomer Polymers 0.000 claims description 5
- 229920001194 natural rubber Polymers 0.000 claims description 5
- 239000005060 rubber Substances 0.000 claims description 5
- 239000004332 silver Substances 0.000 claims description 5
- 229910052709 silver Inorganic materials 0.000 claims description 5
- 229920003051 synthetic elastomer Polymers 0.000 claims description 5
- 239000005061 synthetic rubber Substances 0.000 claims description 5
- 239000002042 Silver nanowire Substances 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 4
- 238000005269 aluminizing Methods 0.000 claims description 4
- 239000006229 carbon black Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910021392 nanocarbon Inorganic materials 0.000 claims description 4
- 229920000178 Acrylic resin Polymers 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000012790 adhesive layer Substances 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000003086 colorant Substances 0.000 claims 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims 1
- 238000007740 vapor deposition Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- 239000004753 textile Substances 0.000 abstract description 2
- 239000004698 Polyethylene Substances 0.000 description 10
- -1 polyethylene Polymers 0.000 description 6
- 238000004026 adhesive bonding Methods 0.000 description 5
- 229910021393 carbon nanotube Inorganic materials 0.000 description 5
- 239000002041 carbon nanotube Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000000643 oven drying Methods 0.000 description 4
- 238000010422 painting Methods 0.000 description 4
- 238000007738 vacuum evaporation Methods 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 229920002125 Sokalan® Polymers 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000007800 oxidant agent Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 239000006072 paste Substances 0.000 description 3
- 239000004584 polyacrylic acid Substances 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- 230000008033 biological extinction Effects 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241001300198 Caperonia palustris Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 235000000384 Veronica chamaedrys Nutrition 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004720 cerebrum Anatomy 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000011325 microbead Substances 0.000 description 1
- 239000002071 nanotube Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/12—Reflex reflectors
- G02B5/126—Reflex reflectors including curved refracting surface
- G02B5/128—Reflex reflectors including curved refracting surface transparent spheres being embedded in matrix
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Laminated Bodies (AREA)
Abstract
A kind of positive black high brightness reflective fabric and preparation method thereof, including substrate layer, it is composite layer on substrate, it is black color emission layer on composite layer, it is reflecting layer on black color emission layer, reflecting layer is made of the metallic reflective layer and soot layer being vaporized on glass microballoon, and black light-absorbing composition is filled between bead.This positive black high brightness reflective fabric shows positive black in the sunlight, reflecting effect is shown in the state of retroreflecting, obviously effect is had by visuality in raising wearer's night or bad visibility environment, greatly improves the use in consumer products of clothes or textile.
Description
Technical field
The present invention relates to reflectorized material technical fields, and be specifically positive black high brightness reflective fabric and preparation method thereof.
Background technique
Reflectorized material generates strong reflecting effect under light source irradiation, has the purposes such as mark and warning, is also night
Walking provides safety guarantee.Reflectorized material is widely used in the fields such as life preserver, traffic police's dress ornament, and along with reflective material
The maturation of material manufacturing technique, the application field of reflective fabric are also constantly expanding.With in consumer clothes, reflectorized material is answered
With requirement of the people to the aesthetics of reflectorized material is also higher and higher.Color reflective material or color color currently on the market
Color composite demand but reflecting brightness it is very low or glistening intensity is higher but cross-color is serious, therefore limited to it anti-
Application in the consumer clothes such as light clothes, all kinds of business wears, easy dress, gym suit, fashionable dress, cap, gloves, knapsack.
CN200720306735 and CN200710160350 discloses a kind of method for making color reflective cloth, this method
Using the compound plant of PET-PE, the then coloured glue of the surface coating chromatic high transparency based on the glass, using after aluminizing and base
Cloth progress is compound, but this way surface color and polish is not easily controlled accurately.
CN101995596A discloses a kind of exposed type glass microbead reflecting film and production method, including substrate, reflecting layer,
Transparent color chromatograph and several glass microballoon convex lens are successively arranged reflecting layer and transparent color chromatograph on substrate, lead on transparent color chromatograph
It crosses transparent bonding layer and plants upper several glass microballoons, and each glass microballoon is put down through transparent bonding layer and with the upper of transparent color chromatograph
Face is in point contact, and can also press laser pattern on color layer as needed.
CN203025366U discloses a kind of color reflective product, be disposed with from the bottom to top substrate, color resin layer,
Film plating layer, micro- coat and soot layer are mentioned by increasing film plating layer between color resin layer and soot layer
Guarantee the color effect of product while high reflectivity energy, however since the display of its color is directly by adding in resin layer
Enter color penetrate resin layer originally and take the performance of color, color still will receive the influence of coating, product colour distortion.
CN200710160350 discloses a kind of high light color reflective cloth preparation process, the gluing on polyester film, after drying
It is compounded to form composite membrane with polyethylene film, upper glass microballoon will be planted on its surface after the heating of above-mentioned composite membrane and glues polyethylene
Aluminium-vapour deposition after applying the coloured glue of one layer of high transparency, drying on glass microballoon film, then is being had been coated with colour by firmly glass microballoon
It is compound with fabric after drying on the glass microballoon of glue, and by gluing again on the glass microballoon film after above-mentioned aluminize, finally
By the film stripping of aluminizing in such fabric layer, high light color reflective cloth.
But the product that the above way is made into generates color by color layer, but more compared with desired cross-color, converse
It is low to penetrate coefficient.We provide a kind of positive black high brightness reflective fabrics and preparation method thereof thus.
Summary of the invention
The purpose of the present invention is to provide a kind of positive black high brightness (brightness is greater than 150cd/m2) reflective fabrics, overcome existing
Above-mentioned shortcoming present in technology.
To achieve the above object, the invention provides the following technical scheme: a kind of positive black high brightness reflective fabric, including substrate
Layer, it is composite layer on substrate, is black color emission layer on composite layer, is reflecting layer on black color emission layer, reflecting layer is by steaming
Metallic reflective layer and the soot layer composition being plated on glass microballoon, and black light-absorbing composition is filled between bead.
This positive black high brightness reflective fabric shows positive black in the sunlight, reflecting effect is shown in the state of retroreflecting, to raising
Obviously effect is had by visuality in wearer's night or bad visibility environment, greatly improves clothes or textile
Use in consumer products.
The substrate is that base fabric is selected from chemical fabric, TC cloth, stretch fabric, Oxford cloth, warp knitting cloth, pure cotton cloth, bird eye fabric, Buddhist nun's silk
One of spinning, Polyester Taffeta, chiffon and functional product of the above cloth.
The composite layer is by acrylic resin, polyurethane resin, natural rubber, synthetic rubber, acrylic acid modified rubber,
One or more of compositions of acrylic acid modified polyurethane, wherein it is preferred that polyurethane resin or acrylic acid resin composition.
The black color emission layer is made of the composition of adhesive and nanometer black color paste.Adhesive is by acrylic acid tree
Rouge, polyurethane resin, natural rubber, synthetic rubber, acrylic acid modified rubber, one or more of groups of acrylic acid modified polyurethane
At wherein it is preferred that polyurethane resin or acrylic acid resin composition；And the ratio of adhesive and nanometer black wash be 1:0.5 ~
1:3.The effect of black color emission layer is to be reconciled metal color by the reconciliation of black and the osmosis of adhesive, and black
Color extinction composition makes product show just black color.
Metal material coating is generally attached to bead by the mode of vacuum evaporation or magnetron sputtering by the reflective layer
The back side, coating material is aluminium or silver, and the thickness control of coating is within 30~100A, preferred thickness 50~
80A。
The refractive index of the glass microballoon is 1.4 ~ 2.4, and partial size is greater than 97%, preferably reflects in 50 ~ 125um, balling ratio
The bead of rate 1.93 ~ 1.96.
The black light-absorption layer is made of adhesive and black light-absorbing composition, and adhesive is by acrylic resin, poly- ammonia
Ester resin, natural rubber, synthetic rubber, acrylic acid modified rubber, one or more of compositions of acrylic acid modified polyurethane, wherein
Preferably polyurethane resin or acrylic acid resin composition.The effect of black light-absorbing composition is by the absorption of light by glass
Metal color effect between pearl gap masks, therefore the group of this composition becomes nano carbon black color paste and carbon nanotube, metal
Nano wire such as 35nm silver nanowires, the composition of one or more of copper nano-wire, wherein carbon nanotube and nano wire have
Superpower absorbing ability.Wherein resin and nano carbon black color paste and carbon nanotube, nano wire composition ratio can be 100:10 ~
80: 1~10.Nano carbon black color paste and nanotube or nano wire are stirred evenly before coating.
A kind of preparation method of positive black high brightness reflective fabric is,
1) pass through heating roller (temperature 120~150OC) glass microballoon is implanted on PETPE composite membrane, forms glass microballoon
Single layer,
2) pass through 140~160 O1/2 the two cerebral hemispheres of bead are embedded to PE layers by C baking oven,
3) one layer of black gluing oxidant layer is then applied on glass microballoon film, and controls flowing and the thickness of black gluing oxidant layer, is made
Black glue adhesive agent layer is obtained between bead gap,
4) it is coated with aluminium or silver layer on black gluing oxidant layer and glass microballoon,
5) coating black color emission layer again after being deposited, the thickness of glue is after 10~30g/sqm drying
6) composite adhesive layer is coated in black color emission layer, the thickness of glue after 40~60g/sqm drying,
7) and base fabric is 60~120 OIt is compound under the conditions of C, 4kgf,
8) finally by the film stripping of aluminizing in upper PETPE tissue layer to get positive black high brightness reflective fabric.
Beneficial effects of the present invention: the present invention can not only show just black face compared with existing color reflective product
Color, and reflecting effect is good, can increase the application range of reflectorized material.
Detailed description of the invention
Attached drawing 1 is positive black high brightness reflective fabric structural schematic diagram；
Wherein: 1. soot layer, 2. reflected coat layer, 3. black light-absorption layer, 4. black color emission layer, 5. composite layer 6.
Substrate.
Specific embodiment
It can further appreciate that a bright but of the invention protection is without being limited thereto by invention now given below embodiment.
Embodiment 1: being that the bead that 60 ~ 90um refractive index is 1.93 is uniformly adhered in PET/PE film carrier by diameter
On, wherein then PET is heated 2 minutes by 150 degree of baking ovens with a thickness of 100um and PE with a thickness of 30um and is embedded in glass microballoon
On film carrier；The black light-absorption layer that coating is made of polyurethane resin, nanometer black color paste and carbon nanotube in glass bead layer,
Middle resin is polyurethane resin by Wanhua Chemical Group Co., Ltd., and black color paste is purchased from Cabot Co., Ltd, the U.S., and carbon is received
Mitron is purchased from Chengdu Organical Chemical Co., Ltd., Chinese Academy of Sciences, polyurethane: nanometer black color paste: carbon nanotube ratio is 100:
40:5, coating thickness 20g/sqm, by 60 degree of baking oven for drying solidification make black light-absorbing composition glass microballoon gap it
Between；One layer of aluminium layer is plated, on bead by way of vacuum evaporation with a thickness of 50A；Coating is by nanometer on aluminium coated
The color emission layer of black wash and polyurethane resin composition, coating thickness 20g/sqm, by 80 degree of oven drying 2min, then black
Polyurethane adhesive composite layer, coating thickness 60g/sqm, by 90 degree of oven dryings are coated in color polyurethane color emission layer
2min, then with TC cloth in 4kgf, 80OIt is compound under the conditions of C, it stands overnight.It is exposed that removing PETPE composite membrane obtains bead
Positive black high brightness reflective fabric, glistening intensity 220cd/m2.
Embodiment 2: being that the bead that 40 ~ 60um refractive index is 2.2 is uniformly adhered on PET/PE film carrier by diameter,
Wherein then PET is heated 2 minutes by 140 degree of baking ovens glass microballoon being embedded in film carrier with a thickness of 75um and PE with a thickness of 25um
On；The black light-absorption layer that coating is made of polyacrylic resin, nanometer black color paste and copper nano-wire in soot layer,
Middle resin is polyacrylic resin by Changxing chemistry limited liability company, and black color paste is purchased from Cabot Co., Ltd, the U.S., copper nanometer
Line is purchased from Nanjing Xian Feng Nono-material Science & Technology Ltd., polyacrylic resin: nanometer black color paste: copper nano-wire ratio is
100:50:6, coating thickness 5g/sqm make black light-absorbing composition in glass microballoon gap by 60 degree of baking oven for drying solidification
Between；One layer of silver layer is plated, on bead by way of vacuum evaporation with a thickness of 80A；The painting polypropylene on silver layer
The color emission layer of acid resin and nanometer black wash composition, coating thickness 30g/sqm, by 80 degree of oven drying 2min, then black
Painting polypropylene acid adhesive composite layer in color polyacrylic resin color emission layer, coating thickness 60g/sqm are dried by 60 degree
Case dries 1min, then with chemical fabric in 4kgf, 110OIt is compound under the conditions of C, it stands overnight.Removing PETPE composite membrane obtains glass
The exposed positive black high brightness reflective fabric of pearl, glistening intensity 360cd/m2.
Embodiment 3: being that the bead that 90 ~ 125um refractive index is 1.9 is uniformly adhered in PET/PE film carrier by diameter
On, wherein then PET is heated 2 minutes by 160 degree of baking ovens glass microballoon being embedded in load with a thickness of 75um and PE with a thickness of 35um
On film；Coating is made of polyacrylic acid modified polyurethane resin, nanometer black color paste and copper nano-wire in soot layer
Black light-absorption layer, wherein resin is polyacrylic acid modified polyurethane resin by Sartomer Co., Ltd, and black color paste is purchased from the U.S.
Cabot Co., Ltd, silver nanowires are purchased from Nanjing Xian Feng Nono-material Science & Technology Ltd., polyacrylic acid modified polyurethane resin: receive
Rice black color paste: silver nanowires ratio is that 100:45:3, coating thickness 10g/sqm make black by 60 degree of baking oven for drying solidification
Color extinction composition is between glass microballoon gap；One layer of aluminium layer is plated on bead by way of vacuum evaporation, it is thick
Degree is 100A；The painting black polyurethane resin color emission layer on aluminium coated, coating thickness 10g/sqm are dry by 80 degree of baking ovens
Dry 2min, then the painting polypropylene acid modified polyurethane adhesive composite layer in black polyurethane resin color emission layer, coating are thick
Degree is 60g/sqm, by 60 degree of oven drying 1min, then with pure cotton cloth in 4kgf, and 60OIt is compound under the conditions of C, it stood
Night.Removing PETPE composite membrane obtains the exposed positive black high brightness reflective fabric of bead, glistening intensity 450cd/m2.
It above are only some specific embodiments of the present invention, but the design concept of the present invention is not limited to this, all utilizations
This design makes a non-material change to the present invention, and should all belong to behavior that violates the scope of protection of the present invention.
Claims (4)
1. a kind of positive black high brightness reflective fabric includes substrate layer, it is composite layer on substrate, mixes colours on composite layer for black
Layer, it is reflecting layer on color emission layer, reflecting layer is made of the metallic reflective layer and soot layer being vaporized on glass microballoon, and
And black light-absorbing composition is filled between bead；Preparation method includes passing through heating roller (temperature 120~150OC) will
Glass microballoon is implanted on PETPE composite membrane, by 140~160 O1/2 hemisphere of bead is embedded to PE layers by C baking oven, then in glass
One layer of black glue adhesive agent layer is applied on glass microballon film, and controls flowing and the thickness of black glue adhesive agent layer, so that black glue glue
Adhesive layer is coated with the thickness control of aluminium or silver layer and aluminium layer between bead gap on black glue adhesive agent layer and glass microballoon
System within 30~100A, after vapor deposition again coating black mix colours glue, be coated after drying compound glue adhesive agent then and base
Material is compound, finally by the film stripping of aluminizing in upper PETPE tissue layer to get positive black high brightness reflective fabric.
2. positive black high brightness reflective fabric as described in claim 1, which is characterized in that Glass Bead Diameter is 50 ~ 125 microns,
Refractive index is about 1.4 ~ 2.4.
3. positive black high brightness reflective fabric as described in claim 1, which is characterized in that black light-absorption layer is inhaled by adhesive and black
Light composition composition, adhesive is by acrylic resin, polyurethane resin, natural rubber, synthetic rubber, acrylic acid modified rubber,
One or more of compositions of acrylic acid modified polyurethane；The group of black light-absorbing composition becomes nano carbon black color paste and carbon nanometer
Pipe, metal nanometer line such as 35nm silver nanowires, the composition of one or more of copper nano-wire.
4. positive black high brightness reflective fabric as described in claim 1, which is characterized in that the adhesive of black tone coloring agent layer is by propylene
Acid resin, polyurethane resin, natural rubber, synthetic rubber, acrylic acid modified rubber, one kind of acrylic acid modified polyurethane or several
Kind composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910658363.7A CN110261945A (en) | 2019-07-21 | 2019-07-21 | A kind of positive black high brightness reflective fabric and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910658363.7A CN110261945A (en) | 2019-07-21 | 2019-07-21 | A kind of positive black high brightness reflective fabric and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110261945A true CN110261945A (en) | 2019-09-20 |
Family
ID=67927375
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| CN201910658363.7A Pending CN110261945A (en) | 2019-07-21 | 2019-07-21 | A kind of positive black high brightness reflective fabric and preparation method thereof |
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|---|---|---|---|---|
| JP2005165302A (en) * | 2003-11-14 | 2005-06-23 | Kiwa Kagaku Kogyo Kk | Retroreflection sheet for security and its manufacturing method |
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| US20170293056A1 (en) * | 2014-09-30 | 2017-10-12 | 3M Innovative Properties Company | Retroreflective Colored Articles |
| CN207088643U (en) * | 2017-08-07 | 2018-03-13 | 杭州星华反光材料股份有限公司 | A kind of color reflective stretch fabric |
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| CN109480806A (en) * | 2018-09-19 | 2019-03-19 | 歌尔科技有限公司 | The adjusting method of helmet and its object wearing device and helmet |
| CN109683222A (en) * | 2019-03-01 | 2019-04-26 | 黄山兴伟反光材料有限公司 | A kind of black reflective membrane that can be reflective and its production technology |
| US20220299782A1 (en) * | 2019-12-10 | 2022-09-22 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Head-mounted device support and head-mounted device |
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2019
- 2019-07-21 CN CN201910658363.7A patent/CN110261945A/en active Pending
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|---|---|---|---|---|
| JP2005165302A (en) * | 2003-11-14 | 2005-06-23 | Kiwa Kagaku Kogyo Kk | Retroreflection sheet for security and its manufacturing method |
| US20170293056A1 (en) * | 2014-09-30 | 2017-10-12 | 3M Innovative Properties Company | Retroreflective Colored Articles |
| US20170212284A1 (en) * | 2015-02-05 | 2017-07-27 | Hangzhou Chinastars Reflective Material Co., Ltd. | Composite glue coating device and preparation method for fancy reflective material using the same |
| CN207088643U (en) * | 2017-08-07 | 2018-03-13 | 杭州星华反光材料股份有限公司 | A kind of color reflective stretch fabric |
| CN108891182A (en) * | 2018-07-13 | 2018-11-27 | 浙江龙游道明光学有限公司 | A kind of production method of the reflective blocking film of automotive number plate |
| CN109480806A (en) * | 2018-09-19 | 2019-03-19 | 歌尔科技有限公司 | The adjusting method of helmet and its object wearing device and helmet |
| CN109683222A (en) * | 2019-03-01 | 2019-04-26 | 黄山兴伟反光材料有限公司 | A kind of black reflective membrane that can be reflective and its production technology |
| US20220299782A1 (en) * | 2019-12-10 | 2022-09-22 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Head-mounted device support and head-mounted device |
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