CN108395690A - A kind of anti-pressure and abrasion-proof handset sheathing material and preparation method thereof - Google Patents
A kind of anti-pressure and abrasion-proof handset sheathing material and preparation method thereof Download PDFInfo
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
- C08L25/02—Homopolymers or copolymers of hydrocarbons
- C08L25/04—Homopolymers or copolymers of styrene
- C08L25/06—Polystyrene
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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
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- C08K3/08—Metals
- C08K2003/0812—Aluminium
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
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- 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
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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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
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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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
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention discloses a kind of anti-pressure and abrasion-proof handset sheathing materials and preparation method thereof, are related to mobile phone shell Material Field, include the raw material of following parts by weight meter:20 30 parts of makrolon, 15 20 parts of polyamide, 20 30 parts of polystyrene, 5 12 parts of polyethylene glycol, 49 parts of glass fibre, 38 parts of glass microballoon, 38 parts of silica gel particle, 5 10 parts of nano silicon dioxide, 36 parts of mica, 36 parts of nano-silicon nitride, 36 parts of nanometer silicon carbide, 25 parts of aluminium powder, 36 parts of aluminium hydroxide, 25 parts of zinc oxide, 1.8 3.5 parts of titanate coupling agent, 2.2 3.8 parts of plasticizer, antiaging agent 1.8 3.6, 1.5 3.2 parts of 1.5 2.8 parts of lubricant and ultra-violet absorber;Material stable in physicochemical property of the present invention, flexibility is good, stable structure, and dimensional contraction rate is low, and wearability and resistance to ag(e)ing are high, have excellent impact resistance and scratch resistance.
Description
Technical field
The present invention relates to handset sheathing material fields, and in particular to a kind of anti-pressure and abrasion-proof handset sheathing material and its preparation side
Method.
Background technology
With the rapid development of communication and digital technology, mobile phone had been subjected to and has risen for several times within the time of short decades
Grade is regenerated, and the epoch epitome of scientific and technological progress is become, and chopped-off head shell is not only the strong protection of mobile phone and dissipates, and can efficiently reduce
The invasion of dust reduce the damage inadvertently fallen off, enhance the service life of mobile phone, it is often more important that promote the product body of user
It tests, therefore makes phone housing and require the features such as intensity is high, heat resistance is good, dimensionally stable and appearance are good, to reach
The effects that protection and beauty.
Although mobile phone in the prior art has good resistance to ag(e)ing and aesthetics, it is low that there are hardness, easily scratches
The shortcomings that, when falling ground, it is also easy to produce slight crack, resistance to mechanical impacts force difference.
Invention content
For problems of the prior art, the present invention provides a kind of anti-pressure and abrasion-proof handset sheathing material and its preparations
Method, handset sheathing material stable in physicochemical property of the present invention, flexibility is good, stable structure, and dimensional contraction rate is low, wearability and resistance to
Aging is high, has excellent impact resistance and scratch resistance, cost of material is low, and preparation method is simple.
In order to achieve the above object, the present invention is achieved through the following technical solutions:
A kind of anti-pressure and abrasion-proof handset sheathing material, includes the raw material of following parts by weight:
20-30 parts of makrolon, 15-20 parts of polyamide, 20-30 parts of polystyrene, 5-12 parts of polyethylene glycol, glass fibre
4-9 parts, 3-8 parts of glass microballoon, 3-8 parts of silica gel particle, 5-10 parts of nano silicon dioxide, 3-6 parts of mica, nano-silicon nitride 3-6
Part, 3-6 parts of nanometer silicon carbide, 2-5 parts of aluminium powder, 3-6 parts of aluminium hydroxide, 2-5 parts of zinc oxide, 1.8-3.5 parts of titanate coupling agent,
1.5-3.2 parts of 2.2-3.8 parts of plasticizer, antiaging agent 1.8-3.6,1.5-2.8 parts of lubricant and ultra-violet absorber.
Preferably, include the raw material of following parts by weight meter:20-30 parts of makrolon, 15-20 parts of polyamide, polystyrene
20-30 parts, 5-12 parts of polyethylene glycol, 4-9 parts of glass fibre, 3-8 parts of glass microballoon, 3-8 parts of silica gel particle, nano silicon dioxide
5-10 parts, 3-6 parts of mica, 3-6 parts of nano-silicon nitride, 3-6 parts of nanometer silicon carbide, 2-5 parts of aluminium powder, 3-6 parts of aluminium hydroxide, oxidation
2-5 parts of zinc, 1.8-3.5 parts of titanate coupling agent, 2.2-3.8 parts of plasticizer, antiaging agent 1.8-3.6,1.5-2.8 parts of lubricant
With 1.5-3.2 parts of ultra-violet absorber.
Preferably, the titanate coupling agent is isopropyl three (dioctylphyrophosphoric acid acyloxy) titanate esters, bis- (two pungent oxygen
Base pyrophosphoric acid ester group) one or more of ethylene titanate esters and tetra isopropyl two (dioctyl phosphito acyloxy) titanate esters knot
It closes.
Preferably, the plasticizer is that diisononyl phthalate, phthalic acid n-octyl, phthalic acid two are different
One or more of last of the ten Heavenly stems ester and dibutyl phthalate combine.
Preferably, the antiaging agent is 2,6-di-tert-butyl p-cresol, (2, the 4- bis- tertiary fourths of 4,4- xenyls di 2 ethylhexyl phosphonic acid four
Base phenyl) ester, diphosphorous acid distearyl acid pentaerythritol ester and one kind in phosphorous acid three (2,4- di-tert-butyl-phenyls) ester or
Several combinations.
Preferably, the lubricant is polytetrafluoroethylene (PTFE), molybdenum disulfide and calcium stearate according to mass ratio 3:1:1 mixing group
At.
Preferably, the ultra-violet absorber is one kind or several in benzophenone, benzotriazole and salicylic acid
Kind combines.
A kind of preparation method of above-mentioned anti-pressure and abrasion-proof handset sheathing material is also disclosed in the present invention, specifically, including with
Lower step:
(1) each component is weighed according to the parts by weight of above-mentioned raw materials;
(2) by glass fibre, glass microballoon, silica gel particle, nano silicon dioxide, mica, nano-silicon nitride, nano silicon carbide
Is ground in silicon, aluminium powder, aluminium hydroxide and the double rod grinders of zinc oxide mixing input, crosses 300-500 mesh sieve, be uniformly mixed to get
Material a;
(3) material a, titanate coupling agent, plasticizer, antiaging agent, lubricant and ultraviolet light are added into polyethylene glycol
Absorbent is warming up to 40-50 degrees Celsius, with 800-1500 revs/min of speed, stirs 15-30 minutes to get material b;
(4) makrolon, polyamide and polystyrene are added in high-speed mixer, are warming up to 130-150 degrees Celsius, height
Speed is mediated to mixing molten condition, and material b made from step (3) is slowly added thereto, and high-speed stirred is uniformly mixed, and obtains material
c;
(5) material c is placed in mixing 5-10 minutes in 110-120 degrees Celsius of mixer, mixing material is put into double helix
In extruding machine, extruder grain injects pellet in 75-90 degrees Celsius of mold, extrusion forming, cooled to room temperature, demoulding,
Up to the anti-pressure and abrasion-proof handset sheathing material.
The present invention has following advantageous effect:
(1) handset sheathing material stable in physicochemical property of the present invention, flexibility is good, stable structure, and dimensional contraction rate is low, wear-resisting
Property and resistance to ag(e)ing it is high, there is excellent impact resistance and scratch resistance, cost of material is low, and preparation method is simple.
(2) glass fibre is added in raw material of the present invention, glass fibre can enhance the insulating properties, heat-resisting of mobile phone shell material
Property, corrosion resistance and mechanical strength.
(3) silica gel particle is added in raw material of the present invention, silica gel particle silica gel is by silicic acid gel mSiO2·nH2O is appropriate
The different porous mass of granular size made of dehydration.With open porous structure, specific surface (surface area of unit mass)
It is very big, many substances can be adsorbed, the compatibility in reinforcing material improves the compactness of material structure, while can improve material
Hydrophobicity, flexibility and crash resistance.
(4) nano-silicon nitride is added in raw material of the present invention, nano-silicon nitride pole high temperature resistant, hardness is high, resistant to chemical etching
Performance can extend the service life of material with the wearability, mechanical shock resistance and scratch resistance of reinforcing material.
(5) nanometer silicon carbide is added in raw material of the present invention, nanometer silicon carbide has high rigidity, high-wearing feature and good
The advantages of self-lubricating, high thermoconductivity, low thermal coefficient of expansion, can enhance handset sheathing material heat sinking function and wearability and
Scratch resistance.
(6) it is added with aluminium powder, aluminium hydroxide and zinc oxide in raw material of the present invention, the anti-flammability and antioxygen of material can be improved
The property changed, extends the usage time of material, while the heat sinking function of reinforcing material.
Specific implementation mode
The specific implementation mode of the present invention is further described with reference to embodiment, following embodiment is only used for more
Technical scheme of the present invention is clearly demonstrated, and not intended to limit the protection scope of the present invention.
Embodiment 1
A kind of anti-pressure and abrasion-proof handset sheathing material, includes the raw material of following parts by weight:
20 parts of makrolon, 15 parts of polyamide, 20 parts of polystyrene, 5 parts of polyethylene glycol, 4 parts of glass fibre, glass microballoon
3 parts, 3 parts of silica gel particle, 5 parts of nano silicon dioxide, 3 parts of mica, 3 parts of nano-silicon nitride, 3 parts of nanometer silicon carbide, 2 parts of aluminium powder,
3 parts of aluminium hydroxide, 2 parts of zinc oxide, 1.8 parts of titanate coupling agent, 2.2 parts of plasticizer, antiaging agent 1.8,1.5 parts of lubricant and
1.5 parts of ultra-violet absorber.
Titanate coupling agent is isopropyl three (dioctylphyrophosphoric acid acyloxy) titanate esters.
Plasticizer is diisononyl phthalate and phthalic acid n-octyl according to mass ratio 1:1 mixing composition.
Antiaging agent is DBPC 2,6 ditertiary butyl p cresol.
Lubricant is polytetrafluoroethylene (PTFE), molybdenum disulfide and calcium stearate according to mass ratio 3:1:1 mixing composition.
Ultra-violet absorber is benzophenone.
A kind of preparation method of above-mentioned anti-pressure and abrasion-proof handset sheathing material is also disclosed in the present embodiment, specifically, including
Following steps:
(1) each component is weighed according to the parts by weight of above-mentioned raw materials;
(2) by glass fibre, glass microballoon, silica gel particle, nano silicon dioxide, mica, nano-silicon nitride, nano silicon carbide
It is ground in silicon, aluminium powder, aluminium hydroxide and the double rod grinders of zinc oxide mixing input, crosses 300 mesh sieve, be uniformly mixed to get material
a;
(3) material a, titanate coupling agent, plasticizer, antiaging agent, lubricant and ultraviolet light are added into polyethylene glycol
Absorbent is warming up to 40 degrees Celsius, with 800 revs/min of speed, stirs 15 minutes to get material b;
(4) makrolon, polyamide and polystyrene are added in high-speed mixer, are warming up to 130 degrees Celsius, pinch at a high speed
It is bonded to mixing molten condition, material b made from step (3) is slowly added thereto, high-speed stirred is uniformly mixed, and obtains material c;
(5) material c is placed in mixing 5 minutes in 110 degrees Celsius of mixer, mixing material is put into double screw extruder
In, extruder grain injects pellet in 75 degrees Celsius of mold, extrusion forming, cooled to room temperature, demoulds to get described
Anti-pressure and abrasion-proof handset sheathing material.
Embodiment 2
A kind of anti-pressure and abrasion-proof handset sheathing material, includes the raw material of following parts by weight:
30 parts of makrolon, 20 parts of polyamide, 30 parts of polystyrene, 12 parts of polyethylene glycol, 9 parts of glass fibre, glass are micro-
8 parts of pearl, 8 parts of silica gel particle, 10 parts of nano silicon dioxide, 6 parts of mica, 6 parts of nano-silicon nitride, 6 parts of nanometer silicon carbide, aluminium powder 5
Part, 6 parts of aluminium hydroxide, 5 parts of zinc oxide, 3.5 parts of titanate coupling agent, 3.8 parts of plasticizer, antiaging agent 3.6, lubricant 2.8
3.2 parts of part and ultra-violet absorber.
Titanate coupling agent is Di(dioctylpyrophosphato) ethylene titanate.
Plasticizer is diisooctyl phthalate.
Antiaging agent is 4,4- xenyls di 2 ethylhexyl phosphonic acid four (2,4- di-tert-butyl-phenyls) ester.
Lubricant is polytetrafluoroethylene (PTFE), molybdenum disulfide and calcium stearate according to mass ratio 3:1:1 mixing composition.
Ultra-violet absorber is benzotriazole.
A kind of preparation method of above-mentioned anti-pressure and abrasion-proof handset sheathing material is also disclosed in the present embodiment, specifically, including
Following steps:
(1) each component is weighed according to the parts by weight of above-mentioned raw materials;
(2) by glass fibre, glass microballoon, silica gel particle, nano silicon dioxide, mica, nano-silicon nitride, nano silicon carbide
It is ground in silicon, aluminium powder, aluminium hydroxide and the double rod grinders of zinc oxide mixing input, crosses 500 mesh sieve, be uniformly mixed to get material
a;
(3) material a, titanate coupling agent, plasticizer, antiaging agent, lubricant and ultraviolet light are added into polyethylene glycol
Absorbent is warming up to 50 degrees Celsius, with 1500 revs/min of speed, stirs 30 minutes to get material b;
(4) makrolon, polyamide and polystyrene are added in high-speed mixer, are warming up to 150 degrees Celsius, pinch at a high speed
It is bonded to mixing molten condition, material b made from step (3) is slowly added thereto, high-speed stirred is uniformly mixed, and obtains material c;
(5) material c is placed in mixing 10 minutes in 120 degrees Celsius of mixer, mixing material is put into double screw extruder
In, extruder grain injects pellet in 90 degrees Celsius of mold, extrusion forming, cooled to room temperature, demoulds to get described
Anti-pressure and abrasion-proof handset sheathing material.
Embodiment 3
A kind of anti-pressure and abrasion-proof handset sheathing material, includes the raw material of following parts by weight:
20-30 parts of makrolon, 15-20 parts of polyamide, 20-30 parts of polystyrene, 5-12 parts of polyethylene glycol, glass fibre
4-9 parts, 3-8 parts of glass microballoon, 3-8 parts of silica gel particle, 5-10 parts of nano silicon dioxide, 3-6 parts of mica, nano-silicon nitride 3-6
Part, 3-6 parts of nanometer silicon carbide, 2-5 parts of aluminium powder, 3-6 parts of aluminium hydroxide, 2-5 parts of zinc oxide, 1.8-3.5 parts of titanate coupling agent,
1.5-3.2 parts of 2.2-3.8 parts of plasticizer, antiaging agent 1.8-3.6,1.5-2.8 parts of lubricant and ultra-violet absorber.
Titanate coupling agent is tetra isopropyl two (dioctyl phosphito acyloxy) titanate esters.
Plasticizer is dibutyl phthalate.
Antiaging agent is in diphosphorous acid distearyl acid pentaerythritol ester and phosphorous acid three (2,4- di-tert-butyl-phenyls) ester
According to mass ratio 2:1 mixing composition.
Lubricant is polytetrafluoroethylene (PTFE), molybdenum disulfide and calcium stearate according to mass ratio 3:1:1 mixing composition.
Ultra-violet absorber is salicylic acid.
A kind of preparation method of above-mentioned anti-pressure and abrasion-proof handset sheathing material is also disclosed in the present embodiment, specifically, including
Following steps:
(1) each component is weighed according to the parts by weight of above-mentioned raw materials;
(2) by glass fibre, glass microballoon, silica gel particle, nano silicon dioxide, mica, nano-silicon nitride, nano silicon carbide
It is ground in silicon, aluminium powder, aluminium hydroxide and the double rod grinders of zinc oxide mixing input, crosses 400 mesh sieve, be uniformly mixed to get material
a;
(3) material a, titanate coupling agent, plasticizer, antiaging agent, lubricant and ultraviolet light are added into polyethylene glycol
Absorbent is warming up to 46 degrees Celsius, with 1200 revs/min of speed, stirs 25 minutes to get material b;
(4) makrolon, polyamide and polystyrene are added in high-speed mixer, are warming up to 140 degrees Celsius, pinch at a high speed
It is bonded to mixing molten condition, material b made from step (3) is slowly added thereto, high-speed stirred is uniformly mixed, and obtains material c;
(5) material c is placed in mixing 8 minutes in 116 degrees Celsius of mixer, mixing material is put into double screw extruder
In, extruder grain injects pellet in 85 degrees Celsius of mold, extrusion forming, cooled to room temperature, demoulds to get described
Anti-pressure and abrasion-proof handset sheathing material.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although with reference to aforementioned reality
Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation
Technical solution recorded in example is modified or equivalent replacement of some of the technical features.All essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (8)
1. a kind of anti-pressure and abrasion-proof handset sheathing material, which is characterized in that include the raw material of following parts by weight meter:Makrolon 20-
30 parts, 15-20 parts of polyamide, 20-30 parts of polystyrene, 5-12 parts of polyethylene glycol, 4-9 parts of glass fibre, glass microballoon 3-8
Part, 3-8 parts of silica gel particle, 5-10 parts of nano silicon dioxide, 3-6 parts of mica, 3-6 parts of nano-silicon nitride, nanometer silicon carbide 3-6
Part, 2-5 parts of aluminium powder, 3-6 parts of aluminium hydroxide, 2-5 parts of zinc oxide, 1.8-3.5 parts of titanate coupling agent, 2.2-3.8 parts of plasticizer,
1.5-3.2 parts of antiaging agent 1.8-3.6,1.5-2.8 parts of lubricant and ultra-violet absorber.
2. anti-pressure and abrasion-proof handset sheathing material according to claim 1, which is characterized in that include the original of following parts by weight meter
Material:20-30 parts of makrolon, 15-20 parts of polyamide, 20-30 parts of polystyrene, 5-12 parts of polyethylene glycol, glass fibre 4-9
Part, 3-8 parts of glass microballoon, 3-8 parts of silica gel particle, 5-10 parts of nano silicon dioxide, 3-6 parts of mica, 3-6 parts of nano-silicon nitride,
3-6 parts of nanometer silicon carbide, 3-6 parts of aluminium hydroxide, 2-5 parts of zinc oxide, 1.8-3.5 parts of titanate coupling agent, increases 2-5 parts of aluminium powder
Mould 1.5-3.2 parts of 2.2-3.8 parts of agent, antiaging agent 1.8-3.6,1.5-2.8 parts of lubricant and ultra-violet absorber.
3. anti-pressure and abrasion-proof handset sheathing material according to claim 1, which is characterized in that the titanate coupling agent is different
Propyl three (dioctylphyrophosphoric acid acyloxy) titanate esters, Di(dioctylpyrophosphato) ethylene titanate and tetra isopropyl two
One or more of (dioctyl phosphito acyloxy) titanate esters combine.
4. anti-pressure and abrasion-proof handset sheathing material according to claim 1, which is characterized in that the plasticizer is O-phthalic
Sour dinonyl, phthalic acid n-octyl, diisooctyl phthalate and one kind or several in dibutyl phthalate
Kind combines.
5. anti-pressure and abrasion-proof handset sheathing material according to claim 1, which is characterized in that the antiaging agent is 2,6- bis-
Butylated Hydroxytoluene, 4,4- xenyls di 2 ethylhexyl phosphonic acid four (2,4- di-tert-butyl-phenyls) ester, diphosphorous acid distearyl acid pentaerythrite
One or more of ester and phosphorous acid three (2,4- di-tert-butyl-phenyls) ester combine.
6. anti-pressure and abrasion-proof handset sheathing material according to claim 1, which is characterized in that the lubricant is polytetrafluoroethyl-ne
Alkene, molybdenum disulfide and calcium stearate are according to mass ratio 3:1:1 mixing composition.
7. anti-pressure and abrasion-proof handset sheathing material according to claim 1, which is characterized in that the ultra-violet absorber is two
One or more of Benzophenone class, benzotriazole and salicylic acid combine.
8. a kind of preparation method of such as claim 1-7 any one of them anti-pressure and abrasion-proof handset sheathing materials, which is characterized in that
Include the following steps:
(1) each component is weighed according to the parts by weight of above-mentioned raw materials;
(2) by glass fibre, glass microballoon, silica gel particle, nano silicon dioxide, mica, nano-silicon nitride, nanometer silicon carbide,
It is ground in aluminium powder, aluminium hydroxide and the double rod grinders of zinc oxide mixing input, crosses 300-500 mesh sieve, be uniformly mixed to get material
a;
(3) material a, titanate coupling agent, plasticizer, antiaging agent, lubricant and ultraviolet radiation absorption are added into polyethylene glycol
Agent is warming up to 40-50 degrees Celsius, with 800-1500 revs/min of speed, stirs 15-30 minutes to get material b;
(4) makrolon, polyamide and polystyrene are added in high-speed mixer, are warming up to 130-150 degrees Celsius, pinch at a high speed
It is bonded to mixing molten condition, material b made from step (3) is slowly added thereto, high-speed stirred is uniformly mixed, and obtains material c;
(5) material c is placed in mixing 5-10 minutes in 110-120 degrees Celsius of mixer, mixing material is put into double helix extrusion molding
In machine, extruder grain injects pellet in 75-90 degrees Celsius of mold, extrusion forming, cooled to room temperature, demoulding to get
The anti-pressure and abrasion-proof handset sheathing material.
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CN112551895A (en) * | 2020-12-11 | 2021-03-26 | 九江鑫星玻纤材料有限公司 | Alkali-free glass fiber cloth for cable |
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CN105131552A (en) * | 2015-09-18 | 2015-12-09 | 苏州新区佳合塑胶有限公司 | Antistatic composite material for mobile telephone shell |
CN107163447A (en) * | 2017-07-12 | 2017-09-15 | 合肥思博特软件开发有限公司 | Sheathing material of a kind of electronic equipment and preparation method thereof |
CN107189242A (en) * | 2017-07-17 | 2017-09-22 | 安徽酷米智能科技有限公司 | A kind of handset sheathing material of high-wear resistance |
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CN103131152A (en) * | 2011-11-28 | 2013-06-05 | 比亚迪股份有限公司 | Modified makrolon material, preparation method thereof, mobile telephone shell and preparation method thereof |
CN105131552A (en) * | 2015-09-18 | 2015-12-09 | 苏州新区佳合塑胶有限公司 | Antistatic composite material for mobile telephone shell |
CN107163447A (en) * | 2017-07-12 | 2017-09-15 | 合肥思博特软件开发有限公司 | Sheathing material of a kind of electronic equipment and preparation method thereof |
CN107189242A (en) * | 2017-07-17 | 2017-09-22 | 安徽酷米智能科技有限公司 | A kind of handset sheathing material of high-wear resistance |
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CN109881299A (en) * | 2019-03-01 | 2019-06-14 | 杭州鹏图化纤有限公司 | A kind of Wear-proof non-woven fabric and preparation method thereof |
CN110204890A (en) * | 2019-06-27 | 2019-09-06 | 金旸(厦门)新材料科技有限公司 | A kind of aperture noise reduction heat-resistant polyamide material and its preparation method and application |
CN110204890B (en) * | 2019-06-27 | 2021-07-09 | 金旸(厦门)新材料科技有限公司 | Perforated noise-reducing heat-resistant polyamide material and preparation method and application thereof |
CN112551895A (en) * | 2020-12-11 | 2021-03-26 | 九江鑫星玻纤材料有限公司 | Alkali-free glass fiber cloth for cable |
CN115181408A (en) * | 2022-08-17 | 2022-10-14 | 浙江普山新材料科技有限公司 | Wear-resistant PC resin material and preparation method thereof |
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