CN107974085A - Fire-retardant VR glasses housing and preparation method thereof - Google Patents
Fire-retardant VR glasses housing and preparation method thereof Download PDFInfo
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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
- C08L81/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen or carbon only; Compositions of polysulfones; Compositions of derivatives of such polymers
- C08L81/02—Polythioethers; Polythioether-ethers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2012/00—Frames
- B29L2012/005—Spectacle frames
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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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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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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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Fireproofing Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of fire-retardant VR glasses housing and preparation method thereof, the preparation method includes：Montmorillonite and ammonium polyphosphate solution are mixed, when reaction 1 1.5 is small at 60 70 DEG C, modified montmorillonoid is obtained after filtering；Modified montmorillonoid, polyphenylene sulfide, polypropylene, potassium phenylsulphonyl benzene sulfonate, polybutylene terephthalate (PBT), alginate propylene glycol, filler, lubricant and plasticizer are mixed, obtain mixture M；Mixture M is added in double screw extruder, fire-retardant VR glasses housing is obtained after extruded, shaping；It is difficult to ensure superior mechanical property and fire resistance at the same time to solve the problems, such as existing fire-retardant VR glasses housing.
Description
Technical field
The present invention relates to VR manufacturing field of equipment, and in particular, to a kind of fire-retardant VR glasses housing and preparation method thereof.
Background technology
Since the harmfulness of fire is very big, therefore fire-retardant problem is paid attention to by people already, and the application of plastic products has been popularized
The every field of national economy is arrived, such as appliance cord, construction material, aerospace parts are required to fire-retardant.Universal raising modeling
The method for expecting anti-flammability is that fire retardant is added in plastic raw materials, contains halogen in the fire retardant of plurality, and when burning releases
Hydrogen halide is toxic to human body and has strong smothering action, moreover, most fire retardants is often accompanied by dense smoke in burning,
Hinder visibility during rescue.Later people, which notice, develops less toxic side effect, the fire retardant new varieties of low cigarette, but these
The shortcomings of addition of fire retardant, which is also difficult to overcome, makes plastics heat resistance and mechanical properties decrease, and craftsmanship is deteriorated.
Therefore it provides one kind effectively improves the fire-retardant of plastic material flame retardant on the premise of the excellent mechanical property of plastics is ensured
The problem of VR glasses housings and preparation method thereof are urgent need to resolve of the present invention.
The content of the invention
The object of the present invention is to provide a kind of fire-retardant VR glasses housing and preparation method thereof, solves existing VR glasses shell
Body is difficult the problem of ensureing superior mechanical property and fire resistance at the same time.
To achieve these goals, the present invention provides a kind of preparation method of fire-retardant VR glasses housing, the preparation side
Method includes：
(1) montmorillonite and ammonium polyphosphate solution are mixed, when reaction 1-1.5 is small at 60-70 DEG C, is modified after filtering
Montmorillonite；
(2) by modified montmorillonoid, polyphenylene sulfide, polypropylene, potassium phenylsulphonyl benzene sulfonate, polybutylene terephthalate
Ester, alginate propylene glycol, filler, lubricant and plasticizer mixing, obtain mixture M；
(3) mixture M is added in double screw extruder, fire-retardant VR glasses housing is obtained after extruded, shaping；Wherein,
The condition of extrusion includes：The rotating speed of screw rod is 200-300 revs/min, and the temperature of feeding section is 200-210 DEG C, fusion plastification section
Temperature be 240-250 DEG C, mix homogenizing zone temperature be 210-220 DEG C, the temperature of melt conveying metering section is 180-200
℃。
Present invention also offers a kind of fire-retardant VR glasses housing, the fire-retardant VR glasses housing is by above-mentioned preparation method system
.
Through the above technical solutions, the present invention provides a kind of fire-retardant VR glasses housing and preparation method thereof, the preparation
Method includes：Montmorillonite and ammonium polyphosphate solution are mixed, when reaction 1-1.5 is small at 60-70 DEG C, modified illiteracy is obtained after filtering
De- soil；By modified montmorillonoid, polyphenylene sulfide, polypropylene, potassium phenylsulphonyl benzene sulfonate, polybutylene terephthalate (PBT), seaweed
Sour propylene diester, filler, lubricant and plasticizer mixing, obtain mixture M；Mixture M is added in double screw extruder, warp
Fire-retardant VR glasses housing is obtained after extrusion, shaping；Pass through the synergistic effect between each raw material so that obtained flame retardant plastics is at the same time
Possess excellent mechanical performance and fire resistance, meanwhile, the method that is used to prepare the flame retardant plastics is simple, raw material is easy to get.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Embodiment
The embodiment of the present invention is described in detail below.It is it should be appreciated that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The endpoint of disclosed scope and any value are not limited to the accurate scope or value herein, these scopes or
Value should be understood to comprising the value close to these scopes or value.For number range, between the endpoint value of each scope, respectively
It can be combined with each other between the endpoint value of a scope and single point value, and individually between point value and obtain one or more
New number range, these number ranges should be considered as specific open herein.
The present invention provides a kind of preparation method of fire-retardant VR glasses housing, the preparation method includes：
(1) montmorillonite and ammonium polyphosphate solution are mixed, when reaction 1-1.5 is small at 60-70 DEG C, is modified after filtering
Montmorillonite；
(2) by modified montmorillonoid, polyphenylene sulfide, polypropylene, potassium phenylsulphonyl benzene sulfonate, polybutylene terephthalate
Ester, alginate propylene glycol, filler, lubricant and plasticizer mixing, obtain mixture M；
(3) mixture M is added in double screw extruder, fire-retardant VR glasses housing is obtained after extruded, shaping；Wherein,
The condition of extrusion includes：The rotating speed of screw rod is 200-300 revs/min, and the temperature of feeding section is 200-210 DEG C, fusion plastification section
Temperature be 240-250 DEG C, mix homogenizing zone temperature be 210-220 DEG C, the temperature of melt conveying metering section is 180-200
℃。
In a kind of preferred embodiment of the present invention, in order to further improve the mechanical property of obtained plastics and resistance
Performance is fired, relative to the polyphenylene sulfide of 100 parts by weight, the dosage of modified montmorillonoid is 2-8 parts by weight, and polyacrylic dosage is
20-30 parts by weight, the dosage of potassium phenylsulphonyl benzene sulfonate is 25-45 parts by weight, and the dosage of polybutylene terephthalate (PBT) is
40-80 parts by weight, the dosage of alginate propylene glycol are 2-10 parts by weight, and the dosage of filler is 2-7 parts by weight, the use of lubricant
Measure as 2-7 parts by weight, the dosage of plasticizer is 2-8 parts by weight.
In a kind of preferred embodiment of the present invention, in order to further improve the mechanical property of obtained plastics and resistance
Performance is fired, relative to the polyphenylene sulfide of 100 parts by weight, the dosage of modified montmorillonoid is 4-6 parts by weight, and polyacrylic dosage is
24-26 parts by weight, the dosage of potassium phenylsulphonyl benzene sulfonate is 30-40 parts by weight, and the dosage of polybutylene terephthalate (PBT) is
50-70 parts by weight, the dosage of alginate propylene glycol are 4-6 parts by weight, and the dosage of filler is 4-5 parts by weight, the use of lubricant
Measure as 4-5 parts by weight, the dosage of plasticizer is 4-6 parts by weight.
In a kind of preferred embodiment of the present invention, in order to further improve the mechanical property of obtained plastics and resistance
Performance is fired, in step (1), montmorillonite and ammonium polyphosphate solution are 1 according to mass ratio：20-30 ratios are mixed.
In a kind of preferred embodiment of the present invention, in order to further improve the mechanical property of obtained plastics and resistance
Performance is fired, the mass concentration of ammonium polyphosphate solution is 40-60%.
In a kind of preferred embodiment of the present invention, in order to further improve the mechanical property of obtained plastics and resistance
Fire performance, one or more of the filler in calcium carbonate, clay, silicate and talcum powder.
In a kind of preferred embodiment of the present invention, in order to further improve the mechanical property of obtained plastics and resistance
Fire performance, one or more of the lubricant in stearic acid, stearate, polypropylene wax, paraffin and oleamide.
In a kind of preferred embodiment of the present invention, in order to further improve the mechanical property of obtained plastics and resistance
Performance is fired, plasticizer is selected from phthalate compound, terephthalic acid ester compound and trimellitic acid esters chemical combination
One or more in thing.
In a kind of preferred embodiment of the present invention, in order to further improve the mechanical property of obtained plastics and resistance
Performance is fired, polyacrylic weight average molecular weight is 5000-8000, and the weight average molecular weight of polybutylene terephthalate (PBT) is 9000-
12000, the weight average molecular weight of polyphenylene sulfide is 5000-6000.
Present invention also offers a kind of fire-retardant VR glasses housing, the fire-retardant VR glasses housing is by above-mentioned preparation method system
.
The present invention will be described in detail by way of examples below.In following embodiments, polyacrylic weight average molecular weight
For 5000-8000, the weight average molecular weight of polybutylene terephthalate (PBT) is 9000-12000, the weight average molecular weight of polyphenylene sulfide
For 5000-6000；The commercially available product that the trade mark that organic silicon fibre retardant is provided by Shanghai Guang Bin trade Co., Ltds is KR-2710.With
Tensile strength parameter is measured by the method for GB1040-2006, and elongation at break parameter is the side by GB1040-2006
Method measures, and fire resistance passes through GB/T2406.2-2009《Plastics measure burning behavior with oxygen index method》Method measure.
Embodiment 1
It (is 1 according to mass ratio that 10g montmorillonites and ammonium polyphosphate solution, which are mixed,：20 ratios are mixed, wherein, poly- phosphorus
The mass concentration of acid ammonium solution is 40%), when reaction 1 is small at 60 DEG C, modified montmorillonoid to be obtained after filtering；4g is modified to cover and is taken off
Soil, 100g polyphenylene sulfides, 24g polypropylene, 30g potassium phenylsulphonyl benzene sulfonates, 50g polybutylene terephthalate (PBT)s, 4g seaweed
Sour propylene diester, 4g calcium carbonate, 4g stearic acid and the mixing of 4g phthalate compounds, obtain mixture M；By mixture M
Add in double screw extruder, extruded, shaping (is molded by the way of hot-forming, and the temperature of hot pressing is 40 DEG C, hot pressing
Pressure be 30MPa) after obtain fire-retardant VR glasses housing A1；Wherein, the condition of extrusion includes：The rotating speed of screw rod is 200 revs/min
Clock, the temperature of feeding section is 200 DEG C, and the temperature of fusion plastification section is 240 DEG C, and the temperature for mixing homogenizing zone is 210 DEG C, and melt is defeated
The temperature for sending metering section is 180 DEG C.The tensile strength of fire-retardant VR glasses housing A1 is 16.1Mpa, elongation at break 243%,
Oxygen index (OI) is 52.
Embodiment 2
It (is 1 according to mass ratio that 10g montmorillonites and ammonium polyphosphate solution, which are mixed,：30 ratios are mixed, wherein, poly- phosphorus
The mass concentration of acid ammonium solution is 60%), when reaction 1.5 is small at 70 DEG C, modified montmorillonoid to be obtained after filtering；6g is modified and is covered
De- soil, 100g polyphenylene sulfides, 26g polypropylene, 40g potassium phenylsulphonyl benzene sulfonates, 70g polybutylene terephthalate (PBT)s, 6g sea
Propylene glycol alginate, 5g silicates (sodium metasilicate), 5g polypropylene waxes and the mixing of 6g terephthalic acid esters compound, obtain mixture
M；Mixture M is added in double screw extruder, extruded, shaping (it is molded by the way of hot-forming, and the temperature of hot pressing
For 40 DEG C, the pressure of hot pressing is 30MPa) after obtain fire-retardant VR glasses housing A2；Wherein, the condition of extrusion includes：Screw rod turns
Speed is 300 revs/min, and the temperature of feeding section is 210 DEG C, and the temperature of fusion plastification section is 250 DEG C, and the temperature for mixing homogenizing zone is
220 DEG C, the temperature of melt conveying metering section is 200 DEG C.The tensile strength of fire-retardant VR glasses housing A2 is 16.5Mpa, and fracture is stretched
Long rate is 245%, oxygen index (OI) 53.
Embodiment 3
It (is 1 according to mass ratio that 10g montmorillonites and ammonium polyphosphate solution, which are mixed,：25 ratios are mixed, wherein, poly- phosphorus
The mass concentration of acid ammonium solution is 50%), when reaction 1.2 is small at 65 DEG C, modified montmorillonoid to be obtained after filtering；5g is modified and is covered
De- soil, 100g polyphenylene sulfides, 25g polypropylene, 35g potassium phenylsulphonyl benzene sulfonates, 60g polybutylene terephthalate (PBT)s, 5g sea
Propylene glycol alginate, 4.5g talcum powder, 4.5g oleamides and the mixing of 5g trimellitic acid esters compound, obtain mixture M；Will be mixed
Compound M is added in double screw extruder, and extruded, shaping (is molded by the way of hot-forming, and the temperature of hot pressing is 40
DEG C, the pressure of hot pressing is 30MPa) after obtain fire-retardant VR glasses housing A3；Wherein, the condition of extrusion includes：The rotating speed of screw rod is
250 revs/min, the temperature of feeding section is 205 DEG C, and the temperature of fusion plastification section is 245 DEG C, and the temperature for mixing homogenizing zone is 215
DEG C, the temperature of melt conveying metering section is 190 DEG C.The tensile strength of fire-retardant VR glasses housing A3 is 16.5Mpa, elongation at break
For 241%, oxygen index (OI) 53.
Embodiment 4
It is prepared by the method according to embodiment 3, unlike, relative to the polyphenylene sulfide of 100g, modified montmorillonoid
Dosage is 2g, and polyacrylic dosage is 20g, and the dosage of potassium phenylsulphonyl benzene sulfonate is 25g, polybutylene terephthalate (PBT)
Dosage is 40g, and the dosage of alginate propylene glycol is 2g, and the dosage of filler is 2g, and the dosage of lubricant is 2g, the use of plasticizer
Measure as 2g, obtain fire-retardant VR glasses housing A4.The tensile strength of fire-retardant VR glasses housing A4 is 17.3Mpa, and elongation at break is
242%, oxygen index (OI) 52.
Embodiment 5
It is prepared by the method according to embodiment 3, unlike, relative to the polyphenylene sulfide of 100g, modified montmorillonoid
Dosage is 8g, and polyacrylic dosage is 30g, and the dosage of potassium phenylsulphonyl benzene sulfonate is 45g, polybutylene terephthalate (PBT)
Dosage is 80g, and the dosage of alginate propylene glycol is 10g, and the dosage of filler is 7g, and the dosage of lubricant is 7g, plasticizer
Dosage is 8g, obtains fire-retardant VR glasses housing A5.The tensile strength of fire-retardant VR glasses housing A5 is 17.7Mpa, elongation at break
For 233%, oxygen index (OI) 51.
Embodiment 6
It is prepared by the method according to embodiment 3, unlike, relative to the polyphenylene sulfide of 100g, modified montmorillonoid
Dosage is 1g, and polyacrylic dosage is 15g, and the dosage of potassium phenylsulphonyl benzene sulfonate is 20g, polybutylene terephthalate (PBT)
Dosage is 35g, and the dosage of alginate propylene glycol is 1g, and the dosage of filler is 1g, and the dosage of lubricant is 1g, the use of plasticizer
Measure as 1g, obtain fire-retardant VR glasses housing A6.The tensile strength of fire-retardant VR glasses housing A6 is 17.5Mpa, and elongation at break is
248%, oxygen index (OI) 56.
Embodiment 7
It is prepared by the method according to embodiment 3, unlike, relative to the polyphenylene sulfide of 100g, modified montmorillonoid
Dosage is 10g, and polyacrylic dosage is 35g, and the dosage of potassium phenylsulphonyl benzene sulfonate is 50g, polybutylene terephthalate (PBT)
Dosage be 85g, the dosage of alginate propylene glycol is 15g, and the dosage of filler is 10g, and the dosage of lubricant is 10g, plasticising
The dosage of agent is 10g, obtains fire-retardant VR glasses housing A7.The tensile strength of fire-retardant VR glasses housing A7 is 17.8Mpa, and fracture is stretched
Long rate is 243%, oxygen index (OI) 53.
Comparative example 1
It is prepared by the method according to embodiment 3, unlike, the condition of expressing technique includes：The rotating speed of screw rod is 150
Rev/min, the temperature of feeding section is 180 DEG C, and the temperature of fusion plastification section is 220 DEG C, and the temperature for mixing homogenizing zone is 180 DEG C,
The temperature of melt conveying metering section is 150 DEG C, obtains fire-retardant VR glasses housing D1.The tensile strength of fire-retardant VR glasses housing D1 is
11.2Mpa, elongation at break 148%, oxygen index (OI) 33.
Comparative example 2
It is prepared by the method according to embodiment 3, unlike, the condition of expressing technique includes：The rotating speed of screw rod is 350
Rev/min, the temperature of feeding section is 240 DEG C, and the temperature of fusion plastification section is 260 DEG C, and the temperature for mixing homogenizing zone is 240 DEG C,
The temperature of melt conveying metering section is 220 DEG C, obtains fire-retardant VR glasses housing D2.The tensile strength of fire-retardant VR glasses housing D2 is
12.4Mpa, elongation at break 138%, oxygen index (OI) 27.
Comparative example 3
It is prepared by the method according to embodiment 3, unlike, polypropylene is not included in raw material, obtains fire-retardant VR glasses
Housing D3.The tensile strength of fire-retardant VR glasses housing D3 is 11.1Mpa, elongation at break 123%, oxygen index (OI) 24.
Comparative example 4
It is prepared by the method according to embodiment 3, unlike, potassium phenylsulphonyl benzene sulfonate is not included in raw material, is obtained
Fire-retardant VR glasses housing D4.The tensile strength of fire-retardant VR glasses housing D4 is 13.3Mpa, elongation at break 153%, oxygen index (OI)
For 31.
Comparative example 5
It is prepared by the method according to embodiment 3, unlike, polybutylene terephthalate (PBT) is not included in raw material,
Obtain fire-retardant VR glasses housing D5.The tensile strength of fire-retardant VR glasses housing D5 is 12.3Mpa, elongation at break 131%, oxygen
Index is 27.
The preferred embodiment of the present invention described in detail above, still, during present invention is not limited to the embodiments described above
Detail, in the range of the technology design of the present invention, a variety of simple variants can be carried out to technical scheme, this
A little simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (10)
1. a kind of preparation method of fire-retardant VR glasses housing, it is characterised in that the preparation method includes：
(1) montmorillonite and ammonium polyphosphate solution are mixed, when reaction 1-1.5 is small at 60-70 DEG C, modified cover is obtained after filtering and is taken off
Soil；
(2) by modified montmorillonoid, polyphenylene sulfide, polypropylene, potassium phenylsulphonyl benzene sulfonate, polybutylene terephthalate (PBT), sea
Propylene glycol alginate, filler, lubricant and plasticizer mixing, obtain mixture M；
(3) mixture M is added in double screw extruder, fire-retardant VR glasses housing is obtained after extruded, shaping；Wherein, extrude
Condition include：The rotating speed of screw rod is 200-300 revs/min, and the temperature of feeding section is 200-210 DEG C, the temperature of fusion plastification section
Spend that for 240-250 DEG C, to mix the temperature of homogenizing zone be 210-220 DEG C, the temperature of melt conveying metering section is 180-200 DEG C.
2. preparation method according to claim 1, wherein, relative to the polyphenylene sulfide of 100 parts by weight, modified montmorillonoid
Dosage is 2-8 parts by weight, and polyacrylic dosage is 20-30 parts by weight, and the dosage of potassium phenylsulphonyl benzene sulfonate is 25-45 weight
Part, the dosage of polybutylene terephthalate (PBT) is 40-80 parts by weight, and the dosage of alginate propylene glycol is 2-10 parts by weight, is filled out
The dosage for filling agent is 2-7 parts by weight, and the dosage of lubricant is 2-7 parts by weight, and the dosage of plasticizer is 2-8 parts by weight.
3. preparation method according to claim 2, wherein, relative to the polyphenylene sulfide of 100 parts by weight, modified montmorillonoid
Dosage is 4-6 parts by weight, and polyacrylic dosage is 24-26 parts by weight, and the dosage of potassium phenylsulphonyl benzene sulfonate is 30-40 weight
Part, the dosage of polybutylene terephthalate (PBT) is 50-70 parts by weight, and the dosage of alginate propylene glycol is 4-6 parts by weight, filling
The dosage of agent is 4-5 parts by weight, and the dosage of lubricant is 4-5 parts by weight, and the dosage of plasticizer is 4-6 parts by weight.
4. the preparation method according to Claims 2 or 3, wherein, in step (1), montmorillonite and ammonium polyphosphate solution are pressed
It is 1 according to mass ratio：20-30 ratios are mixed.
5. preparation method according to claim 4, wherein, the mass concentration of ammonium polyphosphate solution is 40-60%.
6. the preparation method according to Claims 2 or 3, wherein, filler is selected from calcium carbonate, clay, silicate and talcum
One or more in powder.
7. the preparation method according to Claims 2 or 3, wherein, lubricant be selected from stearic acid, stearate, polypropylene wax,
One or more in paraffin and oleamide.
8. the preparation method according to Claims 2 or 3, wherein, plasticizer is selected from phthalate compound, to benzene
One or more in diformic ester compound and trimellitic acid esters compound.
9. the preparation method according to Claims 2 or 3, wherein, polyacrylic weight average molecular weight is 5000-8000, poly- pair
The weight average molecular weight of benzene dicarboxylic acid butanediol ester is 9000-12000, and the weight average molecular weight of polyphenylene sulfide is 5000-6000.
10. a kind of fire-retardant VR glasses housing, it is characterised in that the fire-retardant VR glasses housing is by any one in claim 1-9
Preparation method described in is made.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111675903A (en) * | 2020-07-21 | 2020-09-18 | 金发科技股份有限公司 | PPS composite material with ultrahigh elongation at break and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104629368A (en) * | 2015-03-13 | 2015-05-20 | 苏州能华节能环保科技有限公司 | Flame-retardant environment-friendly plastic material and preparation method thereof |
-
2017
- 2017-10-19 CN CN201710996595.4A patent/CN107974085A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104629368A (en) * | 2015-03-13 | 2015-05-20 | 苏州能华节能环保科技有限公司 | Flame-retardant environment-friendly plastic material and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111675903A (en) * | 2020-07-21 | 2020-09-18 | 金发科技股份有限公司 | PPS composite material with ultrahigh elongation at break and preparation method thereof |
| CN111675903B (en) * | 2020-07-21 | 2022-03-08 | 金发科技股份有限公司 | PPS composite material with ultrahigh elongation at break and preparation method thereof |
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Application publication date: 20180501 |