CN107177186A - A kind of high radiating luminous keyboard film and preparation method - Google Patents
A kind of high radiating luminous keyboard film and preparation method Download PDFInfo
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- CN107177186A CN107177186A CN201710642760.6A CN201710642760A CN107177186A CN 107177186 A CN107177186 A CN 107177186A CN 201710642760 A CN201710642760 A CN 201710642760A CN 107177186 A CN107177186 A CN 107177186A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/01—Magnetic additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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Abstract
The invention discloses a kind of high radiating luminous keyboard film and preparation method, including following component：Makrolon, polyacrylate, luminescent powder, graphene, modified attapulgite clay, nano titanium oxide, magnetic component, age resistor, antioxidant, fire retardant.Preparation method includes：Makrolon and polyacrylate are added in reactor, heating melting adds graphene, 1 ~ 2h of hybrid reaction；Luminescent powder, age resistor, antioxidant and fire retardant are added, is sheared after stirring scattered；Modified attapulgite clay, nano titanium oxide are added, 10 ~ 20min of ultrasound is placed in after stirring, magnetic component is added, after being well mixed, mixture is placed in film forming in film-forming machine, the keyboard membrane is produced.Keyboard membrane of the present invention not only has preferable heat sinking function, also with preferable noctilucence characteristic so that when night uses computer, can carry out computation without turning on light, greatly reduce energy resource consumption, with preferable meaning.
Description
Technical field
The present invention relates to computer office field, and in particular to a kind of high radiating luminous keyboard film and preparation method.
Background technology
The epoch in living space are full of in this current information technology, people increasingly experience the differentiation of consumption electronic product
It is how fast.Before more than 20 years, when PC enters family, the huge of the influence that computer is lived to people is it
Less than his electronic product, in today of information age, people more and more use computer, and computor-keyboard is undoubtedly people
The important channel contacted with computer, due to frequently using for computer, some users often allow key because of prolonged typewriting
Mill falls those letters, and keyboard can also turn to be yellow, and the above mentioned problem of keyboard of notebook computer is then more serious.Therefore, some
Company is directed to making individual character, fashion, practical notebook periphery accessory.No matter designing or functionally penetrating into aesthetics wound
Meaning, makes great efforts to create more preferably product, and newest flowing science and technology is incorporated to the work and life of people.Make every effort to digital life excellent
Appear, be then born a variety of keyboard protective films on the market, for example：1st, universal keyboard film：The keyboard membrane of flat board, no key mapping patch
Close, it is adaptable to any notebook of comparable size, the defencive function with high transparency, waterproof and dustproof.2nd, transparent keyboard film：Pass
Unite meaning silica gel transparent keyboard film, be consistent with the key mapping of keyboard, concavo-convex key mapping is perfectly merged, with high transparency, waterproof,
Dust-proof defencive function.And some colorful keyboard membranes, but existing keyboard membrane mostly enters just for waterproof, high function thoroughly
Row is modified, and the heat sinking function of computer is not made a search, especially radiating of the keyboard to notebook computer has certain obstruction
Effect, notebook computer is using exception caused by easily generation radiating is difficult, and existing keyboard membrane does not have the characteristics of luminescence.
Therefore, researching and developing one kind both has preferable heat dispersion, is had by the keyboard membrane with the characteristics of luminescence important
Meaning, also complies with the demand of existing market, with preferable application prospect.
The content of the invention
For defect of the prior art, it is an object of the invention to provide a kind of high radiating luminous keyboard film and preparation side
Method, the keyboard membrane not only has preferable heat sinking function, can avoid, because the difficult caused computer work of radiating is abnormal, carrying
The high service life of computer and keyboard, also with noctilucence characteristic so that when night uses computer, electricity can be carried out without turning on light
Brain is operated, and energy resource consumption is greatly reduced, with preferable meaning.In addition, the preparation method is simple and easy to apply, with preferable
Application value.
The present invention solves technical problem and adopted the following technical scheme that：
The present invention relates to a kind of high radiating luminous keyboard film, include each raw material of following parts by weight：It is 50 ~ 60 parts of makrolon, poly-
20 ~ 40 parts of acrylate, 5 ~ 10 parts of luminescent powder, 0.5 ~ 2.5 part of graphene, 10 ~ 20 parts of modified attapulgite clay, nano-silica
Change 8 ~ 15 parts of titanium, 12 ~ 16 parts of magnetic component, 1 ~ 3 part of age resistor, 0.5 ~ 1.5 part of antioxidant, 7 ~ 10 parts of fire retardant.
Preferably, 58 parts of the makrolon, 36 parts of polyacrylate, 8 parts of luminescent powder, 1.2 parts of graphene, modified bumps
15 parts of rod stone clay, 12 parts of nano titanium oxide, 15 parts of magnetic component, 2 parts of age resistor, 0.9 part of antioxidant, 8 parts of fire retardant.
Preferably, the modified attapulgite clay is purified natural attapulgite clay, acidifying, after heat modification
Product.
Preferably, the luminescent powder is photo-induced energy storage type luminescent powder.
Preferably, the magnetisable material is magnetic ferrites.
The invention further relates to a kind of method for preparing high radiating luminous keyboard film, comprise the following steps：
（1）Makrolon is weighed according to proportioning and polyacrylate is added in reactor, and 20 ~ 30min is stirred in heating melting,
Graphene is added into mixture, 1 ~ 2h of hybrid reaction obtains mixture a1；
（2）Luminescent powder, age resistor, antioxidant and fire retardant are weighed according to proportioning to be added in mixture a1, are mixed evenly
Afterwards, mixture is placed in cutter and shears scattered 20 ~ 30min, obtain mixture a2；
（3）Modified attapulgite clay, nano titanium oxide are weighed according to proportioning to be added in mixture a2, are stirred rearmounted
10 ~ 20min of ultrasound, adds magnetic component in ultrasonic wave, after being well mixed, mixture is placed in into film forming in film-forming machine, i.e.,
Obtain the keyboard membrane.
Preferably, the step（1）Middle reaction temperature is 125 ~ 140 DEG C.
Preferably, the step（2）The shearing rotating speed of middle cutter is 600 ~ 800 turns/min.
Preferably, the step（3）The preparation method of middle modified attapulgite clay is：
Take natural attapulgite to carry out being crushed to 200 ~ 300 mesh, add the water of 10 ~ 20 times of attapulgite quality, stirring forms outstanding
Mud scum is starched, and takes upper suspension 5 ~ 10min of centrifugal treating in 3000 ~ 5000 turns/min centrifuge, is filtered by vacuum；By filter cake
It is placed in flask, adds 2mol/L watery hydrochloric acid, 20 ~ 30min is stirred at reflux in 60 ~ 80 DEG C, is filtered by vacuum, and it is clear with distilled water
PH is washed till for 6 ~ 7, filter cake is obtained, then filter cake is placed in Muffle furnace Program and be warming up to 600 ~ 800 DEG C, then 1 ~ 3h of constant temperature calcining,
Particle diameter is ground to after cooling for 200 mesh.
Preferably, the volume that the watery hydrochloric acid is added is 1mL with Concave-convex clay rod mass ratio：5g~10g.
Compared with prior art, the present invention has following beneficial effect：
（1）High radiating luminous keyboard film of the present invention, not only with preferable heat sinking function, can be avoided because radiating is tired
Computer work is abnormal caused by difficult, the service life of computer and keyboard is improved, also with noctilucence characteristic so that night uses electricity
During brain, computation can be carried out without turning on light, energy resource consumption is greatly reduced, with preferable meaning.In addition, described prepare
Method is simple and easy to apply, with preferable application value.
（2）Modified Concave-convex clay rod is added with high radiating luminous keyboard film of the present invention, because its is only
Special chain layer structure and larger specific surface area, makes it have preferable radiating effect, and then be the high-cooling property of keyboard membrane
It can provide and ensure.
（3）Graphene is added with high radiating luminous keyboard film of the present invention, because graphene has lamella conjugation knot
Structure, is layering to form the water-tight corrosion-proof layer of densification, can effectively suppress infiltration and infiltration of the water to film layer, and then cause keyboard
Film has preferable waterproof effect；Further, since graphene excellent mechanical property and chemical stability so that modified is poly-
The keyboard membrane that compound is prepared has the mechanical property and chemical stability of preferable scratch-resistant.
（4）The luminescent powder added in high radiating luminous keyboard film of the present invention is photo-induced energy storage type luminescent powder, is excited
Time is short, lights and the sunset glow time is long, brightness is high, without any radiogen, it is nontoxic, harmless, do not burn, not phosphorous, lead and
Other harmful elements or chemicals, safe to the human body, service life was up to more than 10 years, in addition, the noctilucence powder particles are small, carefully
Degree, even particle size distribution, can be uniformly distributed in each component, improve dispersion effect so that the keyboard membrane prepared has
Stronger illumination effect so that when night uses keyboard, can have preferable brightness effect without turning on light, greatly reduce energy
Source is consumed.
（5）The preparation technology of high radiating luminous keyboard film of the present invention is simple, mild condition, preparation process thing pollutant
Produce, safety and environmental protection, be adapted to industrialization promotion production.
Embodiment
With reference to specific embodiment, the present invention is expanded on further.These embodiments be merely to illustrate the present invention and without
In limitation the scope of the present invention.The experimental method of unreceipted actual conditions in the following example, generally according to normal condition, for example
Sambrook equimoleculars are cloned：Laboratory manual（New York:Cold Spring Harbor Laboratory Press,
1989）Described in condition, or according to the condition proposed by manufacturer.
Embodiment 1：
The high radiating luminous keyboard film of one kind and preparation method of the preferred embodiment of the present invention；
The high radiating luminous keyboard film, is prepared from by each raw material of following parts by weight：
58 parts of makrolon, 36 parts of polyacrylate, 8 parts of luminescent powder, 1.2 parts of graphene, 15 parts of modified attapulgite clay, receive
12 parts of titanium dioxide of rice, 15 parts of magnetic component, 2 parts of age resistor, 0.9 part of antioxidant, 8 parts of fire retardant.
The modified attapulgite clay is the product after purified natural attapulgite clay, acidifying, heat modification.Choosing
It is due to its unique chain layer structure and larger specific surface area with modified Concave-convex clay rod, makes it have preferably
Radiating effect, and then provide guarantee for the high heat dispersion of keyboard membrane.
The luminescent powder is photo-induced energy storage type luminescent powder, has firing time short using such luminescent powder, is lighted and sunset glow
Time is long, the characteristics of brightness is high, and without any radiogen, it is nontoxic, harmless, do not burn, not phosphorous, lead and other harmful members
Element or chemicals, safe to the human body, service life was up to more than 10 years, in addition, the noctilucence powder particles are small, fineness, granularity point
Cloth is uniform, can be uniformly distributed in each component, improves dispersion effect so that the keyboard membrane prepared has stronger light
Effect so that when night uses keyboard, can have preferable brightness effect without turning on light, greatly reduce energy resource consumption..
The magnetisable material is magnetic ferrites.
The method of the present invention for preparing high radiating luminous keyboard film, comprises the following steps：
（1）Makrolon is weighed according to proportioning and polyacrylate is added in reactor, 20min is stirred in heating melting, to mixed
Graphene is added in compound, the hybrid reaction 2h under the conditions of 130 DEG C obtains mixture a1；
（2）Luminescent powder, age resistor, antioxidant and fire retardant are weighed according to proportioning to be added in mixture a1, are mixed evenly
Afterwards, mixture is placed in the cutter that rotating speed is 800 turns/min and shears scattered 30min, obtain mixture a2；
（3）Modified attapulgite clay, nano titanium oxide are weighed according to proportioning to be added in mixture a2, are stirred rearmounted
Ultrasound 15min, adds magnetic component in ultrasonic wave, after being well mixed, mixture is placed in into film forming in film-forming machine, institute is produced
State keyboard membrane.
Step（3）The preparation method of middle modified attapulgite clay is：
Take natural attapulgite to carry out being crushed to 200 ~ 300 mesh, add the water of 15 times of attapulgite quality, stirring forms suspension mud
Slurry, takes upper suspension centrifugal treating 10min in 4000 turns/min centrifuge, is filtered by vacuum；Filter cake is placed in flask,
2mol/L watery hydrochloric acid is added, 25min is stirred at reflux in 75 ~ 78 DEG C, is filtered by vacuum, and it is 6 ~ 7 to be cleaned with distilled water to PH, is obtained
Filter cake, then filter cake is placed in Muffle furnace Program is warming up to 800 DEG C, then constant temperature calcining 2h, it is 200 that particle diameter is ground to after cooling
Mesh.
The volume that the watery hydrochloric acid is added is 1mL with Concave-convex clay rod mass ratio：8g.
Embodiment 2：
The high radiating luminous keyboard film of one kind and preparation method of the preferred embodiment of the present invention；
The high radiating luminous keyboard film, is prepared from by each raw material of following parts by weight：
50 parts of makrolon, 20 parts of polyacrylate, 5 parts of luminescent powder, 0.5 part of graphene, 10 parts of modified attapulgite clay, receive
8 parts of titanium dioxide of rice, 12 parts of magnetic component, 1 part of age resistor, 0.5 part of antioxidant, 7 parts of fire retardant.
The modified attapulgite clay is the product after purified natural attapulgite clay, acidifying, heat modification.
The luminescent powder is photo-induced energy storage type luminescent powder.
The magnetisable material is magnetic ferrites.
The method of the present invention for preparing high radiating luminous keyboard film, comprises the following steps：
（1）Makrolon is weighed according to proportioning and polyacrylate is added in reactor, 20min is stirred in heating melting, to mixed
Graphene is added in compound, the hybrid reaction 2h under the conditions of 125 DEG C obtains mixture a1；
（2）Luminescent powder, age resistor, antioxidant and fire retardant are weighed according to proportioning to be added in mixture a1, are mixed evenly
Afterwards, mixture is placed in the cutter that rotating speed is 600 turns/min and shears scattered 30min, obtain mixture a2；
（3）Modified attapulgite clay, nano titanium oxide are weighed according to proportioning to be added in mixture a2, are stirred rearmounted
Ultrasound 10min, adds magnetic component in ultrasonic wave, after being well mixed, mixture is placed in into film forming in film-forming machine, institute is produced
State keyboard membrane.
Step（3）The preparation method of middle modified attapulgite clay is：
Take natural attapulgite to carry out being crushed to 200 ~ 300 mesh, add the water of 10 times of attapulgite quality, stirring forms suspension mud
Slurry, takes upper suspension centrifugal treating 10min in 3000 turns/min centrifuge, is filtered by vacuum；Filter cake is placed in flask,
2mol/L watery hydrochloric acid is added, 30min is stirred at reflux in 60 ~ 78 DEG C, is filtered by vacuum, and it is 6 ~ 7 to be cleaned with distilled water to PH, is obtained
Filter cake, then filter cake is placed in Muffle furnace Program is warming up to 600 DEG C, then constant temperature calcining 3h, it is 200 that particle diameter is ground to after cooling
Mesh.
The volume that the watery hydrochloric acid is added is 1mL with Concave-convex clay rod mass ratio：5g.
Embodiment 3：
The high radiating luminous keyboard film of one kind and preparation method of the preferred embodiment of the present invention；
The high radiating luminous keyboard film, is prepared from by each raw material of following parts by weight：
60 parts of makrolon, 40 parts of polyacrylate, 10 parts of luminescent powder, 2.5 parts of graphene, 20 parts of modified attapulgite clay,
15 parts of nano titanium oxide, 16 parts of magnetic component, 3 parts of age resistor, 1.5 parts of antioxidant, 10 parts of fire retardant.
The modified attapulgite clay is the product after purified natural attapulgite clay, acidifying, heat modification.
The luminescent powder is photo-induced energy storage type luminescent powder.
The magnetisable material is magnetic ferrites.
The method of the present invention for preparing high radiating luminous keyboard film, comprises the following steps：
（1）Makrolon is weighed according to proportioning and polyacrylate is added in reactor, 30min is stirred in heating melting, to mixed
Graphene is added in compound, the hybrid reaction 1h under the conditions of 140 DEG C obtains mixture a1；
（2）Luminescent powder, age resistor, antioxidant and fire retardant are weighed according to proportioning to be added in mixture a1, are mixed evenly
Afterwards, mixture is placed in the cutter that rotating speed is 800 turns/min and shears scattered 20min, obtain mixture a2；
（3）Modified attapulgite clay, nano titanium oxide are weighed according to proportioning to be added in mixture a2, are stirred rearmounted
Ultrasound 20min, adds magnetic component in ultrasonic wave, after being well mixed, mixture is placed in into film forming in film-forming machine, institute is produced
State keyboard membrane.
Step（3）The preparation method of middle modified attapulgite clay is：
Take natural attapulgite to carry out being crushed to 200 ~ 300 mesh, add the water of 20 times of attapulgite quality, stirring forms suspension mud
Slurry, takes upper suspension centrifugal treating 5min in 5000 turns/min centrifuge, is filtered by vacuum；Filter cake is placed in flask,
2mol/L watery hydrochloric acid is added, 20min is stirred at reflux in 78 ~ 80 DEG C, is filtered by vacuum, and it is 6 ~ 7 to be cleaned with distilled water to PH, is obtained
Filter cake, then filter cake is placed in Muffle furnace Program is warming up to 800 DEG C, then constant temperature calcining 1h, it is 200 that particle diameter is ground to after cooling
Mesh.
The volume that the watery hydrochloric acid is added is 1mL with Concave-convex clay rod mass ratio：10g.
In summary, high radiating luminous keyboard film of the present invention, not only with preferable heat sinking function, can be avoided
Because the difficult caused computer work of radiating is abnormal, the service life of computer and keyboard is improved, also with noctilucence characteristic so that
When night uses computer, computation can be carried out without turning on light, energy resource consumption is greatly reduced, with preferable meaning.This
Outside, the preparation method is simple and easy to apply, with preferable application value.
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (10)
1. a kind of high radiating luminous keyboard film, it is characterised in that：Each raw material including following parts by weight：50 ~ 60 parts of makrolon,
20 ~ 40 parts of polyacrylate, 5 ~ 10 parts of luminescent powder, 0.5 ~ 2.5 part of graphene, part, nanometer two of modified attapulgite clay 10 ~ 20
8 ~ 15 parts of titanium oxide, 12 ~ 16 parts of magnetic component, 1 ~ 3 part of age resistor, 0.5 ~ 1.5 part of antioxidant, 7 ~ 10 parts of fire retardant.
2. high radiating luminous keyboard film according to claim 1, it is characterised in that：58 parts of the makrolon, polypropylene
36 parts of acid esters, 8 parts of luminescent powder, 1.2 parts of graphene, 15 parts of modified attapulgite clay, 12 parts of nano titanium oxide, magnetic component
15 parts, 2 parts of age resistor, 0.9 part of antioxidant, 8 parts of fire retardant.
3. high radiating luminous keyboard film according to claim 1, it is characterised in that：The modified attapulgite clay is day
Right Concave-convex clay rod is purified, acidifying, the product after heat modification.
4. high radiating luminous keyboard film according to claim 1, it is characterised in that：The luminescent powder is photo-induced energy storage type night
Light powder.
5. high radiating luminous keyboard film according to claim 1, it is characterised in that：The magnetisable material is magnetic ferrite
Body.
6. the method that one kind prepares the high radiating luminous keyboard film as described in any one of claim 1 ~ 5, it is characterised in that：Including
Following steps：
（1）Makrolon is weighed according to proportioning and polyacrylate is added in reactor, and 20 ~ 30min is stirred in heating melting,
Graphene is added into mixture, 1 ~ 2h of hybrid reaction obtains mixture a1；
（2）Luminescent powder, age resistor, antioxidant and fire retardant are weighed according to proportioning to be added in mixture a1, are mixed evenly
Afterwards, mixture is placed in cutter and shears scattered 20 ~ 30min, obtain mixture a2；
（3）Modified attapulgite clay, nano titanium oxide are weighed according to proportioning to be added in mixture a2, are stirred rearmounted
10 ~ 20min of ultrasound, adds magnetic component in ultrasonic wave, after being well mixed, mixture is placed in into film forming in film-forming machine, i.e.,
Obtain the keyboard membrane.
7. the preparation method of high radiating luminous keyboard film according to claim 6, it is characterised in that：The step（1）In
Reaction temperature is 125 ~ 140 DEG C.
8. the preparation method of high radiating luminous keyboard film according to claim 6, it is characterised in that：The step（2）In
The shearing rotating speed of cutter is 600 ~ 800 turns/min.
9. the preparation method of high radiating luminous keyboard film according to claim 6, it is characterised in that：The step（3）In
The preparation method of modified attapulgite clay is：
Take natural attapulgite to carry out being crushed to 200 ~ 300 mesh, add the water of 10 ~ 20 times of attapulgite quality, stirring forms outstanding
Mud scum is starched, and takes upper suspension 5 ~ 10min of centrifugal treating in 3000 ~ 5000 turns/min centrifuge, is filtered by vacuum；By filter cake
It is placed in flask, adds 2mol/L watery hydrochloric acid, 20 ~ 30min is stirred at reflux in 60 ~ 80 DEG C, is filtered by vacuum, and it is clear with distilled water
PH is washed till for 6 ~ 7, filter cake is obtained, then filter cake is placed in Muffle furnace Program and be warming up to 600 ~ 800 DEG C, then 1 ~ 3h of constant temperature calcining,
Particle diameter is ground to after cooling for 200 mesh.
10. the preparation method of high radiating luminous keyboard film according to claim 9, it is characterised in that：The watery hydrochloric acid adds
The volume entered is 1mL with Concave-convex clay rod mass ratio：5g~10g.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108192257A (en) * | 2018-02-06 | 2018-06-22 | 合肥东恒锐电子科技有限公司 | A kind of antifouling heat dissipation keyboard membrane and preparation method thereof |
| CN108395691A (en) * | 2018-03-02 | 2018-08-14 | 合肥思博特软件开发有限公司 | A kind of special antibacterial Keyboard film of notebook and preparation method thereof |
| CN108659492A (en) * | 2018-03-21 | 2018-10-16 | 合肥东恒锐电子科技有限公司 | A kind of antibacterial Keyboard film and preparation method thereof |
| CN113024949A (en) * | 2021-03-10 | 2021-06-25 | 南通强生石墨烯科技有限公司 | Graphene luminescent plastic master batch and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108192257A (en) * | 2018-02-06 | 2018-06-22 | 合肥东恒锐电子科技有限公司 | A kind of antifouling heat dissipation keyboard membrane and preparation method thereof |
| CN108395691A (en) * | 2018-03-02 | 2018-08-14 | 合肥思博特软件开发有限公司 | A kind of special antibacterial Keyboard film of notebook and preparation method thereof |
| CN108659492A (en) * | 2018-03-21 | 2018-10-16 | 合肥东恒锐电子科技有限公司 | A kind of antibacterial Keyboard film and preparation method thereof |
| CN113024949A (en) * | 2021-03-10 | 2021-06-25 | 南通强生石墨烯科技有限公司 | Graphene luminescent plastic master batch and preparation method thereof |
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Application publication date: 20170919 |