CN108976753A - A kind of plastics and preparation method thereof with Thermal conductivity - Google Patents
A kind of plastics and preparation method thereof with Thermal conductivity Download PDFInfo
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
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- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/08—Materials not undergoing a change of physical state when used
- C09K5/14—Solid materials, e.g. powdery or granular
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- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
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- C08J2471/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
- C08J2471/02—Polyalkylene oxides
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- C08J2477/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
- C08J2477/06—Polyamides derived from polyamines and polycarboxylic acids
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- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
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- 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
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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- 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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
- C08K3/042—Graphene or derivatives, e.g. graphene oxides
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
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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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
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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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
Abstract
The invention discloses a kind of plastics with Thermal conductivity, including below according to the raw material of parts by weight: 80-120 parts of polycarbonate, 30-50 parts of nylon 46,10-20 parts of polyolefin elastomer, 5-10 parts of calcium carbonate, 8-16 parts of silicon carbide, 6-12 parts of aluminium oxide, 5-10 parts of graphene, 4-8 parts of diadust, 3-6 parts of glass fibre, 5-10 parts of silane coupling agent, 30-50 parts of polyethylene glycol, 4-7 parts of ESCALOL 567,2-5 parts of calcium stearate, 3-5 parts of 2,4- dichlorobenzoperoxide.The invention also discloses the preparation methods of the plastics with Thermal conductivity.Plastics prepared by the present invention have good heating conduction under the common mating reaction of various raw materials.
Description
Technical field
The present invention relates to plastics arts, specifically a kind of plastics and preparation method thereof with Thermal conductivity.
Background technique
Plastics are important organic synthesis high molecular material, very widely used, and in electronic product, plastics are used to make
Circuit board or product casing etc., plastics have clear advantage relative to other materials, and plastics toughness is good, intensity is good, using modeling
Material is that the product quality of raw material preparation is relatively light.
In electronic product, the integrated level of electronic circuit is higher and higher, and the heat generated in operation during chip is difficult to release
It puts, the aggregation of heat will affect the job stability of device, shorten its service life, therefore how to make the effective rapid cooling of electronic device
As crucial problem.Plastics are often used in the shell of production electronic product or production circuit board, existing plastics are led
Thermal energy power is poor, can hinder distributing for heat, influences the service life and performance of electronic product.
Summary of the invention
The purpose of the present invention is to provide a kind of plastics with Thermal conductivity, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of plastics with Thermal conductivity, including below according to the raw material of parts by weight: 80-120 parts of polycarbonate,
30-50 parts of nylon 46,10-20 parts of polyolefin elastomer, 5-10 parts of calcium carbonate, 8-16 parts of silicon carbide, aluminium oxide 6-
12 parts, 5-10 parts of graphene, 4-8 parts of diadust, 3-6 parts of glass fibre, 5-10 parts of silane coupling agent, polyethylene glycol 30-
50 parts, 4-7 parts of ESCALOL 567,2-5 parts of calcium stearate, 3-5 parts of 2,4- dichlorobenzoperoxide.
As a further solution of the present invention: including below according to the raw material of parts by weight: 90-110 parts of polycarbonate gathers oneself
Two 35-45 parts of acyl butanediamine, 12-18 parts of polyolefin elastomer, 6-9 parts of calcium carbonate, 10-14 parts of silicon carbide, 8-10 parts of aluminium oxide,
6-8 parts of graphene, 5-7 parts of diadust, 4-5 parts of glass fibre, 6-9 parts of silane coupling agent, 35-45 parts of polyethylene glycol, 2-
5-6 parts of hydroxyl -4- methoxy benzophenone, 3-4 parts of calcium stearate, 3.5-4.5 parts of 2,4- dichlorobenzoperoxide.
As further scheme of the invention: including below according to the raw material of parts by weight: 100 parts of polycarbonate gathers oneself
Two 40 parts of acyl butanediamine, 15 parts of polyolefin elastomer, 8 parts of calcium carbonate, 12 parts of silicon carbide, 9 parts of aluminium oxide, 7 parts of graphene, Buddha's warrior attendant
6 parts of stone micro mist, 4.5 parts of glass fibre, 8 parts of silane coupling agent, 40 parts of polyethylene glycol, ESCALOL 567 5.5
Part, 3.5 parts of calcium stearate, 4 parts of 2,4- dichlorobenzoperoxide.
As further scheme of the invention: the glass fibre is alkali-free glass fibre, and the length is 10-
15mm, diameter are 5-10 μm.
As further scheme of the invention: the silane coupling agent is KH550.
The preparation method of the plastics with Thermal conductivity, steps are as follows:
1) polycarbonate, nylon 46, polyolefin elastomer are put into mechanical ball grinding machine, while carbonic acid is added
Calcium, silicon carbide, aluminium oxide, graphene, diadust, silane coupling agent, polyethylene glycol, ball milling 1-2h, then in 100-150
Dry 30-60min, obtains mixture I at DEG C；
2) glass fibre will be added in the mixture I of step 1) acquisition, carries out microwave heating 3-5min, microwave power 800-
1000W adds 2,4- dichlorobenzoperoxide after cooling, stirs 10-15min with the revolving speed of 800-1000r/min, obtains
Mixture II；
3) ESCALOL 567, calcium stearate is added in the mixture II obtained to step 2), stirs evenly
After dry, material after drying is sent into mold, carries out cold moudling at room temperature, cold pressing pressure 100-150kg/cm2,
Being cold-pressed the time is 10-20 minutes, and discharging obtains plastics embryo；
4) the plastics embryo for obtaining step 3) irradiates 3-5min by the ultraviolet light that intensity is 150-300 μ W/cm2.
Application of the above-mentioned plastics in electronic product.
Compared with prior art, the beneficial effects of the present invention are:
Plastics prepared by the present invention have good heating conduction, this are sent out under the common mating reaction of various raw materials
The plastic applications of bright preparation are conducive to electronic product radiating in electronic product, improve performance and the service life of electronic product；And
Plastics hardness with higher prepared by the present invention, wearability are good, it is not easy to be scratched；While improving hardness, plastics
For intensity there is no reducing, plastics performance is good.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
Embodiment 1
A kind of plastics with Thermal conductivity, including below according to the raw material of parts by weight: 80 parts of polycarbonate gathers oneself
Two 30 parts of acyl butanediamine, 10 parts of polyolefin elastomer, 5 parts of calcium carbonate, 8 parts of silicon carbide, 6 parts of aluminium oxide, 5 parts of graphene, Buddha's warrior attendant
4 parts of stone micro mist, 3 parts of glass fibre, 5 parts of silane coupling agent, 30 parts of polyethylene glycol, 4 parts of ESCALOL 567,
2 parts of calcium stearate, 3 parts of 2,4- dichlorobenzoperoxide.
Wherein, the glass fibre is alkali-free glass fibre, and the length is 10mm, diameter is 5 μm.
Wherein, the silane coupling agent is KH550.
In the present embodiment, the preparation method of the plastics with Thermal conductivity, steps are as follows:
1) polycarbonate, nylon 46, polyolefin elastomer are put into mechanical ball grinding machine, while carbonic acid is added
Calcium, silicon carbide, aluminium oxide, graphene, diadust, silane coupling agent, polyethylene glycol, ball milling 1h are then done at 100 DEG C
Dry 30min obtains mixture I；
2) glass fibre will be added in the mixture I of step 1) acquisition, carries out microwave heating 3min, microwave power 800W,
2,4- dichlorobenzoperoxide is added after cooling, and 10min is stirred with the revolving speed of 800r/min, obtains mixture II；
3) ESCALOL 567, calcium stearate is added in the mixture II obtained to step 2), stirs evenly
After dry, the material after drying is sent into mold, carries out cold moudling at room temperature, cold pressing pressure 100kg/cm2, cold pressing
Time is 10 minutes, and discharging obtains plastics embryo；
4) the plastics embryo for obtaining step 3) irradiates 3min by the ultraviolet light that intensity is 150 μ W/cm2.
Embodiment 2
A kind of plastics with Thermal conductivity, including below according to the raw material of parts by weight: 90 parts of polycarbonate gathers oneself
Two 35 parts of acyl butanediamine, 12 parts of polyolefin elastomer, 6 parts of calcium carbonate, 10 parts of silicon carbide, 8 parts of aluminium oxide, 6 parts of graphene, Buddha's warrior attendant
5 parts of stone micro mist, 5 parts of glass fibre, 9 parts of silane coupling agent, 45 parts of polyethylene glycol, 6 parts of ESCALOL 567,
4 parts of calcium stearate, 4.5 parts of 2,4- dichlorobenzoperoxide.
Wherein, the glass fibre is alkali-free glass fibre, and the length is 12mm, diameter is 8 μm.
Wherein, the silane coupling agent is KH550.
In the present embodiment, the preparation method of the plastics with Thermal conductivity, steps are as follows:
1) polycarbonate, nylon 46, polyolefin elastomer are put into mechanical ball grinding machine, while carbonic acid is added
Calcium, silicon carbide, aluminium oxide, graphene, diadust, silane coupling agent, polyethylene glycol, ball milling 1.5h, then at 120 DEG C
Dry 45min, obtains mixture I；
2) glass fibre will be added in the mixture I of step 1) acquisition, carries out microwave heating 4min, microwave power 900W,
2,4- dichlorobenzoperoxide is added after cooling, and 12min is stirred with the revolving speed of 900r/min, obtains mixture II；
3) ESCALOL 567, calcium stearate is added in the mixture II obtained to step 2), stirs evenly
After dry, the material after drying is sent into mold, carries out cold moudling at room temperature, cold pressing pressure 120kg/cm2, cold pressing
Time is 15 minutes, and discharging obtains plastics embryo；
4) the plastics embryo for obtaining step 3) irradiates 4min by the ultraviolet light that intensity is 220 μ W/cm2.
Embodiment 3
A kind of plastics with Thermal conductivity, including below according to the raw material of parts by weight: 100 parts of polycarbonate gathers
40 parts of adipyl butanediamine, 15 parts of polyolefin elastomer, 8 parts of calcium carbonate, 12 parts of silicon carbide, 9 parts of aluminium oxide, 7 parts of graphene, gold
6 parts of hard rock micro mist, 4.5 parts of glass fibre, 8 parts of silane coupling agent, 40 parts of polyethylene glycol, ESCALOL 567
5.5 parts, 3.5 parts of calcium stearate, 4 parts of 2,4- dichlorobenzoperoxide.
Wherein, the glass fibre is alkali-free glass fibre, and the length is 12mm, diameter is 8 μm.
Wherein, the silane coupling agent is KH550.
In the present embodiment, the preparation method of the plastics with Thermal conductivity, steps are as follows:
1) polycarbonate, nylon 46, polyolefin elastomer are put into mechanical ball grinding machine, while carbonic acid is added
Calcium, silicon carbide, aluminium oxide, graphene, diadust, silane coupling agent, polyethylene glycol, ball milling 1.5h, then at 120 DEG C
Dry 45min, obtains mixture I；
2) glass fibre will be added in the mixture I of step 1) acquisition, carries out microwave heating 4min, microwave power 900W,
2,4- dichlorobenzoperoxide is added after cooling, and 12min is stirred with the revolving speed of 900r/min, obtains mixture II；
3) ESCALOL 567, calcium stearate is added in the mixture II obtained to step 2), stirs evenly
After dry, the material after drying is sent into mold, carries out cold moudling at room temperature, cold pressing pressure 120kg/cm2, cold pressing
Time is 15 minutes, and discharging obtains plastics embryo；
4) the plastics embryo for obtaining step 3) irradiates 4min by the ultraviolet light that intensity is 220 μ W/cm2.
Embodiment 4
A kind of plastics with Thermal conductivity, including below according to the raw material of parts by weight: 110 parts of polycarbonate gathers
45 parts of adipyl butanediamine, 18 parts of polyolefin elastomer, 9 parts of calcium carbonate, 14 parts of silicon carbide, 10 parts of aluminium oxide, 8 parts of graphene,
7 parts of diadust, 4 parts of glass fibre, 6 parts of silane coupling agent, 35 parts of polyethylene glycol, ESCALOL 567 5
Part, 3 parts of calcium stearate, 3.5 parts of 2,4- dichlorobenzoperoxide.
Wherein, the glass fibre is alkali-free glass fibre, and the length is 12mm, diameter is 8 μm.
Wherein, the silane coupling agent is KH550.
In the present embodiment, the preparation method of the plastics with Thermal conductivity, steps are as follows:
1) polycarbonate, nylon 46, polyolefin elastomer are put into mechanical ball grinding machine, while carbonic acid is added
Calcium, silicon carbide, aluminium oxide, graphene, diadust, silane coupling agent, polyethylene glycol, ball milling 1.5h, then at 120 DEG C
Dry 45min, obtains mixture I；
2) glass fibre will be added in the mixture I of step 1) acquisition, carries out microwave heating 4min, microwave power 900W,
2,4- dichlorobenzoperoxide is added after cooling, and 12min is stirred with the revolving speed of 900r/min, obtains mixture II；
3) ESCALOL 567, calcium stearate is added in the mixture II obtained to step 2), stirs evenly
After dry, the material after drying is sent into mold, carries out cold moudling at room temperature, cold pressing pressure 120kg/cm2, cold pressing
Time is 15 minutes, and discharging obtains plastics embryo；
4) the plastics embryo for obtaining step 3) irradiates 4min by the ultraviolet light that intensity is 220 μ W/cm2.
Embodiment 5
A kind of plastics with Thermal conductivity, including below according to the raw material of parts by weight: 120 parts of polycarbonate gathers
50 parts of adipyl butanediamine, 20 parts of polyolefin elastomer, 10 parts of calcium carbonate, 16 parts of silicon carbide, 12 parts of aluminium oxide, graphene 10
Part, 8 parts of diadust, 6 parts of glass fibre, 10 parts of silane coupling agent, 50 parts of polyethylene glycol, 2- hydroxyl -4- methoxyl group hexichol
7 parts of ketone, 5 parts of calcium stearate, 5 parts of 2,4- dichlorobenzoperoxide.
Wherein, the glass fibre is alkali-free glass fibre, and the length is 15mm, diameter is 10 μm.
Wherein, the silane coupling agent is KH550.
In the present embodiment, the preparation method of the plastics with Thermal conductivity, steps are as follows:
1) polycarbonate, nylon 46, polyolefin elastomer are put into mechanical ball grinding machine, while carbonic acid is added
Calcium, silicon carbide, aluminium oxide, graphene, diadust, silane coupling agent, polyethylene glycol, ball milling 2h are then done at 150 DEG C
Dry 60min obtains mixture I；
2) glass fibre will be added in the mixture I of step 1) acquisition, carries out microwave heating 5min, microwave power 1000W,
2,4- dichlorobenzoperoxide is added after cooling, and 15min is stirred with the revolving speed of 1000r/min, obtains mixture II；
3) ESCALOL 567, calcium stearate is added in the mixture II obtained to step 2), stirs evenly
After dry, the material after drying is sent into mold, carries out cold moudling at room temperature, cold pressing pressure 150kg/cm2, cold pressing
Time is 20 minutes, and discharging obtains plastics embryo；
4) the plastics embryo for obtaining step 3) irradiates 5min by the ultraviolet light that intensity is 300 μ W/cm2.
Comparative example 1
Compared with Example 3, be free of ESCALOL 567,2,4- dichlorobenzoperoxide, other with
Embodiment 3 is identical.
Comparative example 2
Compared with Example 3, not containing graphene, diadust, other are same as Example 3.
Comparative example 3
Compared with Example 3, ESCALOL 567,2,4- dichlorobenzoperoxide and graphite are free of
Alkene, diadust, other are same as Example 3.
Comparative example 4
Compared with Example 3, step 4) is free of, other are same as Example 3.
Plastics prepared by embodiment 1-5 and comparative example 1-4 are tested for the property, test result is as shown in table 1.
Table 1
From can be seen that plastics prepared by the present invention in result above under the common mating reaction of various raw materials, have
Good heating conduction is conducive to electronic product radiating by plastic applications prepared by the present invention in electronic product, improves electronics
The performance of product and service life；And plastics hardness with higher prepared by the present invention, wearability are good, it is not easy to be scratched；?
While improving hardness, for the intensity of plastics there is no reducing, plastics performance is good.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of plastics with Thermal conductivity, which is characterized in that including below according to the raw material of parts by weight: polycarbonate
80-120 parts, 30-50 parts of nylon 46,10-20 parts of polyolefin elastomer, 5-10 parts of calcium carbonate, 8-16 parts of silicon carbide,
6-12 parts of aluminium oxide, 5-10 parts of graphene, 4-8 parts of diadust, 3-6 parts of glass fibre, 5-10 parts of silane coupling agent, poly- second
30-50 parts of glycol, 4-7 parts of ESCALOL 567,2-5 parts of calcium stearate, 2,4- dichlorobenzoperoxide 3-
5 parts.
2. the plastics according to claim 1 with Thermal conductivity, which is characterized in that including below according to parts by weight
Raw material: 90-110 parts of polycarbonate, 35-45 parts of nylon 46,12-18 parts of polyolefin elastomer, calcium carbonate 6-9
Part, 10-14 parts of silicon carbide, 8-10 parts of aluminium oxide, 6-8 parts of graphene, 5-7 parts of diadust, 4-5 parts of glass fibre, silane
6-9 parts of coupling agent, 35-45 parts of polyethylene glycol, 5-6 parts of ESCALOL 567,3-4 parts of calcium stearate, 2,4- bis-
3.5-4.5 parts of chlorobenzoyl peroxide.
3. the plastics according to claim 2 with Thermal conductivity, which is characterized in that including below according to parts by weight
Raw material: 100 parts of polycarbonate, 40 parts of nylon 46,15 parts of polyolefin elastomer, 8 parts of calcium carbonate, silicon carbide 12
Part, 9 parts of aluminium oxide, 7 parts of graphene, 6 parts of diadust, 4.5 parts of glass fibre, 8 parts of silane coupling agent, polyethylene glycol 40
Part, 5.5 parts of ESCALOL 567,3.5 parts of calcium stearate, 4 parts of 2,4- dichlorobenzoperoxide.
4. the plastics according to claim 1 with Thermal conductivity, which is characterized in that the glass fibre is nothing
Alkali containing glass fibre, the length is 10-15mm, diameter is 5-10 μm.
5. the plastics according to claim 1 with Thermal conductivity, which is characterized in that the silane coupling agent is
KH550。
6. a kind of preparation method of the plastics a method as claimed in any one of claims 1 to 5 with Thermal conductivity, which is characterized in that
The following steps are included:
1) polycarbonate, nylon 46, polyolefin elastomer are put into mechanical ball grinding machine, at the same be added calcium carbonate,
Silicon carbide, aluminium oxide, graphene, diadust, silane coupling agent, polyethylene glycol, ball milling 1-2h, then at 100-150 DEG C
Lower dry 30-60min obtains mixture I；
2) glass fibre will be added in the mixture I of step 1) acquisition, carries out microwave heating 3-5min, microwave power 800-
1000W adds 2,4- dichlorobenzoperoxide after cooling, stirs 10-15min with the revolving speed of 800-1000r/min, obtains
Mixture II；
3) ESCALOL 567, calcium stearate is added in the mixture II obtained to step 2), does after mixing evenly
It is dry, the material after drying is sent into mold, carries out cold moudling, cold pressing pressure 100-150kg/cm2, cold pressing at room temperature
Time is 10-20 minutes, and discharging obtains plastics embryo；
4) the plastics embryo for obtaining step 3) irradiates 3-5min by the ultraviolet light that intensity is 150-300 μ W/cm2.
7. a kind of application of plastics a method as claimed in any one of claims 1 to 5 in electronic product.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110628140A (en) * | 2019-10-15 | 2019-12-31 | 福建宸琦新材料科技有限公司 | Wear-resistant runway granular material and preparation method thereof |
| CN115003064A (en) * | 2021-03-02 | 2022-09-02 | 深圳市盈泰精密模具有限公司 | Plastic shell structure of electronic product and process improvement method |
| EP4242256A1 (en) * | 2022-03-07 | 2023-09-13 | SHPP Global Technologies B.V. | Improved graphene and graphene oxide dispersion by in-situ chemical modification during processing |
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| US20080048150A1 (en) * | 2006-08-22 | 2008-02-28 | Sumitomo Chemical Company. Limited | Method for producing liquid crystal polymer molded article |
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| CN104725847A (en) * | 2013-12-20 | 2015-06-24 | Ems专利股份公司 | Plastics moulding composition and use thereof |
| CN106009580A (en) * | 2016-05-23 | 2016-10-12 | 深圳市亚太兴实业有限公司 | High-rigidity and wear-resisting transparent polycarbonate material and preparation method thereof |
| CN106317836A (en) * | 2016-10-20 | 2017-01-11 | 蒙宇 | High-strength computer keyboard composite material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110628140A (en) * | 2019-10-15 | 2019-12-31 | 福建宸琦新材料科技有限公司 | Wear-resistant runway granular material and preparation method thereof |
| CN115003064A (en) * | 2021-03-02 | 2022-09-02 | 深圳市盈泰精密模具有限公司 | Plastic shell structure of electronic product and process improvement method |
| EP4242256A1 (en) * | 2022-03-07 | 2023-09-13 | SHPP Global Technologies B.V. | Improved graphene and graphene oxide dispersion by in-situ chemical modification during processing |
| WO2023170532A1 (en) | 2022-03-07 | 2023-09-14 | Shpp Global Technologies B.V. | Improved graphene and graphene oxide dispersion by in-situ chemical modification during processing |
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