CN109627656A - A kind of transparent permanent anti-static PMMA material and its preparation method and application - Google Patents
A kind of transparent permanent anti-static PMMA material and its preparation method and application Download PDFInfo
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- CN109627656A CN109627656A CN201811448856.XA CN201811448856A CN109627656A CN 109627656 A CN109627656 A CN 109627656A CN 201811448856 A CN201811448856 A CN 201811448856A CN 109627656 A CN109627656 A CN 109627656A
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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
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
- C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
- C08L33/10—Homopolymers or copolymers of methacrylic acid esters
- C08L33/12—Homopolymers or copolymers of methyl methacrylate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/04—Antistatic
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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
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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Abstract
The invention belongs to technical field of polymer materials, a kind of transparent permanent anti-static PMMA material and its preparation method and application is disclosed.Based on parts by weight, the PMMA material includes component: 50~110 parts of PMMA, 2~45 parts of antistatic agent, 0~8 part of toughener, 0~1 part of stabilizer and 0.1~1 part of antioxidant.The transparent permanent anti-static PMMA material that the present invention obtains has that preparation is simple, molding processibility is excellent, can prepare the products such as dust-proof, antistatic or packaging material by the machine-shapings mode such as being molded, being cast.
Description
Technical field
The invention belongs to technical field of polymer materials, and in particular to a kind of transparent permanent anti-static PMMA material and its system
Preparation Method and application.
Background technique
Polymethyl methacrylate Poly (methyl methacrylate) abbreviation PMMA, is commonly called as organic glass, and beauty,
English, moral, Deng state are referred to as acryl (Acrylic sheet), also referred to as acrylic acid plate.As prepared by bulk polymerization
Solid forming object is generally called PMMA.PMMA is inflammable, and the transparency is fabulous, and intensity is higher, there is certain heat-resisting cold resistance, corrosion-resistant, absolutely
Edge is good, is widely used in terms of instrument, Meter Parts, automobile parts and electrical apparatus insulation.PMMA product is excellent
Good electrical insulating property also brings some problems, and surface one is rubbed to be easy for generating electrostatic, causes static charge accumulation, thus
The dust in air is easily adsorbed in product processing or final use process or causes to shock by electricity, or even causes fire and explosion accident.
Therefore the antistatic modified of PMMA is of great significance.
In the prior art, the antistatic effect of PMMA is mainly reached by two methods, one is spraying by surface anti-
The mode of electrostatic layer solves, such as first prepares colloidal sol with silane coupling agent, ethyl alcohol and acetic acid in the prior art, then with fullerene system
Standby fowler enol solid, colloidal sol and fowler enol solid are added in polymethyl methacrylate performed polymer, are uniformly mixed
To coating liquid, finally coating liquid is coated on substrate, antistatic organic glass film is obtained after solidification.This method process is more multiple
Miscellaneous, the raw material used such as fullerene is expensive, is not suitable for carrying out the production of technical scale metaplasia.Another method is utilized in PMMA
Hydrophilic radical is introduced when synthesis, such as obtains antistatic PMMA by introducing Sulfonates monomer.The method is by PMMA
Molecular structure be modified, it is larger to the Effect on Mechanical Properties of PMMA, and polymerization when introduce difficulty it is big, higher cost,
Equally it is unsuitable for sizable application.
Summary of the invention
In order to solve the problems existing in the prior art, the present invention provides a kind of transparent permanent anti-static PMMA material and its preparation
Methods and applications.
A kind of PMMA material, based on parts by weight, the PMMA material includes component: 50~110 parts of PMMA, 2~45
The antistatic agent, 0~8 part of toughener, 0~1 part of stabilizer and 0.1~1 part of antioxidant of part.For example, with parts by weight
Meter, the antistatic PMMA material includes component: 60~100 parts of PMMA, 5~35 parts of antistatic agent, 0~5 part of toughening
Agent, 0~0.6 part of stabilizer and 0.1~0.5 part of antioxidant.
PMMA material according to the present invention, based on parts by weight, the dosage of the PMMA can for 60~94.9 parts, 70~
85 parts；Illustratively, the dosage of the PMMA can for 79.8 parts, 84.5 parts, 84.7 parts, 84.8 parts, 89.8 parts, 94.7 parts,
96.2 parts.
PMMA material according to the present invention, the melt flow rate (MFR) of the PMMA can be 2~15g/10min, such as 2
~8g/10min.
PMMA material according to the present invention, based on parts by weight, the dosage of the antistatic agent can for 5~30 parts,
10~25 parts；Illustratively, the dosage of the antistatic agent can be 5 parts, 10 parts, 15 parts, 25 parts, 30 parts.
The weight ratio of PMMA material according to the present invention, the PMMA and antistatic agent can be 1-20:1, illustratively,
It can be 2-6:1, such as 2.2:1,3.2:1,5.6:1.
PMMA material according to the present invention, the antistatic agent can be the copolymerization of acrylate monomer and polyether monomer
Object.For example, the acrylate monomer can be selected from acrylic acid polyoxyethylene ether-ester；The polyether monomer can be selected from 3- first
One or both of base -3- cyclobutenyl polyoxyethylene ether and 2- methyl-allyl polyoxyethylene ether.Further, described third
Number-average molecular weight (the M of olefin(e) acid ester monomern) it can be 1000~5000, such as 1200~4000；Illustratively, the acrylic acid
The number-average molecular weight of ester monomer can be 1200,2000,2400,3000,4000.Further, the number of the polyether monomer is equal
Molecular weight (Mn) it can be 1000~4000, such as 1200~3500；Illustratively, the number-average molecular weight of the polyether monomer can
Think 1200,2400,3000.
Preferably, the number-average molecular weight (M of the antistatic agentn) can be 20000~50000, such as 22000~
40000,24800~39700；Illustratively, the M of the antistatic agentn=24800,29800,34500,35600,39700.
For example, PMMA material according to the present invention, based on parts by weight, the dosage of the toughener can be 0~3 part,
Such as 0 part, 1 part, 2 parts, 3 parts.For example, the toughener can select based elastomers material；For example, the vinyl bullet
Elastomer material can be selected from vinyl-acrylate copolymer, ethylene-vinyl acetate copolymer and ethylene-acrylate-methyl
One of glycidyl acrylate copolymer etc., two or more.
PMMA material according to the present invention, based on parts by weight, the dosage of the antioxidant can be 0.1~0.3 part, example
Such as 0.1 part, 0.2 part, 0.3 part.For example, the antioxidant can be selected from one of Hinered phenols antioxidant and phosphorous acid lipid
Or two kinds；Preferably, the antioxidant can be selected from antioxidant 1010 (four [β-(3,5- di-tert-butyl-hydroxy phenyl) third
Acid] pentaerythritol ester), 1098 (N, N'- bis--(3- (3,5- di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine), 168 (three
[2.4- di-tert-butyl-phenyl] phosphite ester), one in 626 (bis- (2,4- DI-tert-butylphenol compounds) pentaerythritol diphosphites)
It plants, two or more.
PMMA material according to the present invention, based on parts by weight, the dosage of the stabilizer can be 0~0.5 part, such as
0 part, 0.1 part, 0.2 part, 0.5 part.Preferably, the stabilizer can be selected from one in octadecyl phosphate and stearate
Kind or two kinds.
Further, PMMA material of the present invention can be processed into product using modes such as injection molding, tape castings.
For example, the form of the product can be film-form, sheet etc..
Further, the present invention also provides the preparation method of above-mentioned PMMA material, the preparation method will be comprising steps of will
PMMA, antistatic agent, toughener, stabilizer and antioxidant are added in high-speed mixer and are sufficiently mixed, after mixing again by it
160~270 DEG C of (such as 180~250 DEG C) meltings, devolatilization, granulation, drying are transferred in double screw extruder.
Preparation method according to the present invention, the draw ratio of the double screw extruder can be 40~60, such as 45~50,
Illustratively, draw ratio 48.
Preparation method according to the present invention, the double screw extruder has 10~15 sections of barrels, such as expects with 12 sections
Cylinder.Preferably, the melting temperature of each section of barrel can be with are as follows: the second section barrel temperature be 180~195 DEG C (such as 180 DEG C, 185
DEG C, 190 DEG C, 195 DEG C), third section barrel temperature be 230~240 DEG C (such as 230 DEG C, 235 DEG C, 240 DEG C), the 4th material-saving cylinder
Temperature is 220~250 DEG C (such as 220 DEG C, 225 DEG C, 230 DEG C, 235 DEG C, 240 DEG C, 245 DEG C, 250 DEG C), the 5th material-saving cylinder temperature
Degree is 220~240 DEG C (such as 220 DEG C, 225 DEG C, 230 DEG C, 235 DEG C, 240 DEG C), and Section of six barrel temperature is 210~240 DEG C
(such as 210 DEG C, 215 DEG C, 220 DEG C, 225 DEG C, 230 DEG C, 235 DEG C, 240 DEG C), Section of seven barrel temperature are 210~230 DEG C of examples
Such as 210 DEG C, 215 DEG C, 220 DEG C, 225 DEG C, 230 DEG C), Section of eight barrel temperature be 205~225 DEG C (such as 205 DEG C, 210 DEG C,
215 DEG C, 220 DEG C, 225 DEG C), Section of nine barrel temperature be 205~225 DEG C (such as 205 DEG C, 210 DEG C, 215 DEG C, 220 DEG C, 225
DEG C), protelum barrel temperature is 205~225 DEG C (such as 205 DEG C, 210 DEG C, 215 DEG C, 220 DEG C, 225 DEG C), the 11st material-saving
Cylinder temperature be 205~225 DEG C (such as 205 DEG C, 210 DEG C, 215 DEG C, 220 DEG C, 225 DEG C), the 12nd section barrel temperature be 205~
225 DEG C (such as 205 DEG C, 210 DEG C, 215 DEG C, 220 DEG C, 225 DEG C).
Preparation method according to the present invention, the head temperature of the double screw extruder can be 205~225 DEG C, such as
205℃、210℃、215℃、220℃、225℃。
Preparation method according to the present invention, the feeding frequency of the double screw extruder can be 30~50 hertz, such as
40 hertz.
Preparation method according to the present invention, the revolving speed of the double screw extruder can be 180~550 revs/min, such as
200~500 revs/min.
Preparation method according to the present invention, the vacuum degree in the double screw extruder can be -0.08~0.08MPa,
Such as -0.05~0.05MPa.
Further, the present invention also provides above-mentioned PMMA material electronic apparatus accessory, in terms of application.
The present invention also provides the copolymers of above-mentioned acrylate monomer and polyether monomer for PMMA material antistatic agent
Purposes.
Beneficial effects of the present invention:
(1) the macromolecule permanent antistatic agent that the present invention uses can form polymer network structure in the polymer,
With permanent anti-static effect, and has the advantages that resistance to migration.
(2) Polymer Antistatic Agent selected by the present invention and PMMA have good compatibility, and lead in process
It crosses specific proportion and temperature, shear rate control so that melt viscosity difference and the viscosity ratio of Polymer-metallic Catalyst and PMMA are suitable
In range, products obtained therefrom is transparent to be had excellent performance.
(3) excellent antistatic property may be implemented in antistatic agent used in the present invention, does not influence the mechanicalness of product
Can, preparation process is simple, and it is at low cost, it is conducive to large-scale commercial production.
Specific embodiment
Present invention will be further explained below with reference to specific examples.It should be understood that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.Furthermore, it is to be understood that after having read content disclosed in this invention, ability
Field technique personnel can make various changes or modifications the present invention, and such equivalent forms equally fall within protection defined by the present invention
Within the scope of.
Experimental method used in following embodiments is conventional method unless otherwise specified；Institute in following embodiments
Reagent, material etc., are commercially available unless otherwise specified.
Number in the embodiment of the present invention is indicated with every part as kilogram weight, but this is not represented to the scope of the present invention
It limits.Those skilled in the art, which also can according to need, is revised as other weight for the benchmark.
Following embodiment and comparative example is raw materials used and equipment includes:
PMMA-1: Nantong beautiful sun VH001, melt flow rate (MFR) 2g/10min；
PMMA-2: Taiwan surprise beauty CM-207, melt flow rate (MFR) 8g/10min；
Toughener: EMA (ethylene-methyl acrylate copolymer), French A Kema AX8900；
Stabilizer: octadecyl phosphate；
Antioxidant -1: easily chemical industry 1010 (four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol esters)；
Antioxidant -2: easily chemical industry 168 (three [2.4- di-tert-butyl-phenyl] phosphite esters)；
Commercially available antistatic agent -1: coco amine polyoxyethylene ether；
Commercially available antistatic agent -2:IonPhasE IPE eSTAT；
Equipment: section's grand CTE35 model double screw extruder again.
Antistatic agent used in embodiment 1-8 is prepared into referring to the synthetic method in No. 201610168598.4 patent
It arrives.Synthetic method into the glass reactor equipped with thermometer, blender, dropping funel and reflux condenser comprising steps of add
Enter deionized water, acrylate monomer A and polyether monomer B, be then heated to 65 DEG C, then in 3 hours, 3.5 hours
40% mixed aqueous solution of acrylic acid, methallylsulfonic acid sodium and sodium hypophosphite and 37.2% water of ammonium persulfate are added dropwise respectively
Solution.Keep the temperature at 65 DEG C later terminates down toward polymerization reaction, and then gained reaction mixture is cooled to no more than 50
DEG C, it is then neutralized with 30% sodium hydrate aqueous solution to adjust pH as 5-7, after obtained aqueous copolymers solution is by spray drying
Obtain antistatic agent product.The molecule of antistatic agent name of product, acrylate monomer A, polyether monomer B and antistatic agent product
Amount is as shown in table 1.
Table 1.
Embodiment 1
PMMA, antistatic agent, stabilizer and antioxidant are added in high-speed mixer and are sufficiently mixed, after mixing again by it
The extruder melting extrusion for being transferred to the twin-screw that draw ratio is 48 totally 12 sections of barrels is granulated, and the second section barrel temperature is 185 DEG C,
Third section barrel temperature is 230 DEG C, and Section of four barrel temperature is 220 DEG C, and Section of five barrel temperature is 220 DEG C, the 6th material-saving cylinder
Temperature is 210 DEG C, and Section of seven barrel temperature is 210 DEG C, and Section of eight barrel temperature is 205 DEG C, and Section of nine barrel temperature is 205
DEG C, protelum barrel temperature is 205 DEG C, and the 11st section barrel temperature is 205 DEG C, and the 12nd section barrel temperature is 205 DEG C, head
Temperature is 205 DEG C, and feeding frequency is 40 hertz, and engine speed is 400 revs/min, is vacuumized, vacuum degree -0.05MPa.It obtains
Bright permanent anti-static PMMA material.
The parts by weight of each component are as follows:
Embodiment 2
PMMA, antistatic agent and antioxidant are added in high-speed mixer and are sufficiently mixed, and transfer them to again after mixing
The extruder melting extrusion of the twin-screw that draw ratio is 48 totally 12 sections of barrels is granulated, and the second section barrel temperature is 180 DEG C, third section
Barrel temperature is 230 DEG C, and Section of four barrel temperature is 220 DEG C, and Section of five barrel temperature is 220 DEG C, and Section of six barrel temperature is
210 DEG C, Section of seven barrel temperature is 210 DEG C, and Section of eight barrel temperature is 205 DEG C, and Section of nine barrel temperature is 205 DEG C, the tenth
Saving barrel temperature is 205 DEG C, and the 11st section barrel temperature is 205 DEG C, and the 12nd section barrel temperature is 205 DEG C, and head temperature is
205 DEG C, feeding frequency is 40 hertz, and engine speed is 400 revs/min, is vacuumized, vacuum degree -0.05MPa.Obtain transparent permanent
Antistatic PMMA material.
The parts by weight of each component are as follows:
Embodiment 3
PMMA, antistatic agent, toughener and antioxidant are added in high-speed mixer and are sufficiently mixed, after mixing again by it
The extruder melting extrusion for being transferred to the twin-screw that draw ratio is 48 totally 12 sections of barrels is granulated, and the second section barrel temperature is 185 DEG C,
Third section barrel temperature is 230 DEG C, and Section of four barrel temperature is 220 DEG C, and Section of five barrel temperature is 220 DEG C, the 6th material-saving cylinder
Temperature is 210 DEG C, and Section of seven barrel temperature is 210 DEG C, and Section of eight barrel temperature is 205 DEG C, and Section of nine barrel temperature is 205
DEG C, protelum barrel temperature is 205 DEG C, and the 11st section barrel temperature is 205 DEG C, and the 12nd section barrel temperature is 205 DEG C, head
Temperature is 205 DEG C, and feeding frequency is 40 hertz, and engine speed is 400 revs/min, is vacuumized, vacuum degree -0.05MPa.It obtains
Bright permanent anti-static PMMA material.
The parts by weight of each component are as follows:
Embodiment 4
PMMA, antistatic agent, stabilizer and antioxidant are added in high-speed mixer and are sufficiently mixed, after mixing again by it
The extruder melting extrusion for being transferred to the twin-screw that draw ratio is 48 totally 12 sections of barrels is granulated, and the second section barrel temperature is 185 DEG C,
Third section barrel temperature is 230 DEG C, and Section of four barrel temperature is 220 DEG C, and Section of five barrel temperature is 220 DEG C, the 6th material-saving cylinder
Temperature is 210 DEG C, and Section of seven barrel temperature is 210 DEG C, and Section of eight barrel temperature is 215 DEG C, and Section of nine barrel temperature is 215
DEG C, protelum barrel temperature is 215 DEG C, and the 11st section barrel temperature is 215 DEG C, and the 12nd section barrel temperature is 215 DEG C, head
Temperature is 215 DEG C, and feeding frequency is 40 hertz, and engine speed is 400 revs/min, is vacuumized, vacuum degree 0.08MPa.It obtains transparent
Permanent anti-static PMMA material.
The parts by weight of each component are as follows:
Embodiment 5
PMMA, antistatic agent and antioxidant are added in high-speed mixer and are sufficiently mixed, and transfer them to again after mixing
The extruder melting extrusion of the twin-screw that draw ratio is 48 totally 12 sections of barrels is granulated, and the second section barrel temperature is 185 DEG C, third section
Barrel temperature is 230 DEG C, and Section of four barrel temperature is 230 DEG C, and Section of five barrel temperature is 220 DEG C, and Section of six barrel temperature is
210 DEG C, Section of seven barrel temperature is 210 DEG C, and Section of eight barrel temperature is 205 DEG C, and Section of nine barrel temperature is 205 DEG C, the tenth
Saving barrel temperature is 205 DEG C, and the 11st section barrel temperature is 205 DEG C, and the 12nd section barrel temperature is 205 DEG C, and head temperature is
205 DEG C, feeding frequency is 40 hertz, and engine speed is 500 revs/min, is vacuumized, vacuum degree -0.05MPa.Obtain transparent permanent
Antistatic PMMA material.
The parts by weight of each component are as follows:
Embodiment 6
PMMA, antistatic agent, toughener, stabilizer and antioxidant are added in high-speed mixer and are sufficiently mixed, and are uniformly mixed
The extruder melting extrusion for transferring them to the twin-screw that draw ratio is 48 totally 12 sections of barrels again afterwards is granulated, the second section barrel temperature
It is 195 DEG C, third section barrel temperature is 240 DEG C, and Section of four barrel temperature is 250 DEG C, and Section of five barrel temperature is 240 DEG C, the
Six section barrel temperatures are 240 DEG C, and Section of seven barrel temperature is 230 DEG C, and Section of eight barrel temperature is 225 DEG C, the 9th material-saving cylinder temperature
Degree is 225 DEG C, and protelum barrel temperature is 225 DEG C, and the 11st section barrel temperature is 225 DEG C, and the 12nd section barrel temperature is 225
DEG C, head temperature is 225 DEG C, and feeding frequency is 40 hertz, and engine speed is 200 revs/min, is vacuumized, vacuum degree -0.08MPa.
Obtain transparent permanent anti-static PMMA material.
The parts by weight of each component are as follows:
Embodiment 7
PMMA, antistatic agent and antioxidant are added in high-speed mixer and are sufficiently mixed, and transfer them to again after mixing
The extruder melting extrusion of the twin-screw that draw ratio is 48 totally 12 sections of barrels is granulated, and the second section barrel temperature is 185 DEG C, third section
Barrel temperature is 230 DEG C, and Section of four barrel temperature is 220 DEG C, and Section of five barrel temperature is 220 DEG C, and Section of six barrel temperature is
210 DEG C, Section of seven barrel temperature is 210 DEG C, and Section of eight barrel temperature is 205 DEG C, and Section of nine barrel temperature is 205 DEG C, the tenth
Saving barrel temperature is 205 DEG C, and the 11st section barrel temperature is 205 DEG C, and the 12nd section barrel temperature is 205 DEG C, and head temperature is
205 DEG C, feeding frequency is 40 hertz, and engine speed is 400 revs/min, is vacuumized, vacuum degree -0.05MPa.Obtain transparent permanent
Antistatic PMMA material.
The parts by weight of each component are as follows:
Embodiment 8
PMMA, antistatic agent and antioxidant are added in high-speed mixer and are sufficiently mixed, and transfer them to again after mixing
The extruder melting extrusion of the twin-screw that draw ratio is 48 totally 12 sections of barrels is granulated, and the second section barrel temperature is 185 DEG C, third section
Barrel temperature is 230 DEG C, and Section of four barrel temperature is 230 DEG C, and Section of five barrel temperature is 230 DEG C, and Section of six barrel temperature is
230 DEG C, Section of seven barrel temperature is 230 DEG C, and Section of eight barrel temperature is 220 DEG C, and Section of nine barrel temperature is 225 DEG C, the tenth
Saving barrel temperature is 225 DEG C, and the 11st section barrel temperature is 225 DEG C, and the 12nd section barrel temperature is 225 DEG C, and head temperature is
225 DEG C, feeding frequency is 40 hertz, and engine speed is 400 revs/min, is vacuumized, vacuum degree -0.05MPa.Obtain transparent permanent
Antistatic PMMA material.
The parts by weight of each component are as follows:
Comparative example 1
PMMA, antistatic agent, toughener and antioxidant are added in high-speed mixer and are sufficiently mixed, after mixing again by it
The extruder melting extrusion for being transferred to the twin-screw that draw ratio is 48 totally 12 sections of barrels is granulated, and the second section barrel temperature is 185 DEG C,
Third section barrel temperature is 230 DEG C, and Section of four barrel temperature is 220 DEG C, and Section of five barrel temperature is 220 DEG C, the 6th material-saving cylinder
Temperature is 210 DEG C, and Section of seven barrel temperature is 210 DEG C, and Section of eight barrel temperature is 205 DEG C, and Section of nine barrel temperature is 205
DEG C, protelum barrel temperature is 205 DEG C, and the 11st section barrel temperature is 205 DEG C, and the 12nd section barrel temperature is 205 DEG C, head
Temperature is 205 DEG C, and feeding frequency is 40 hertz, and engine speed is 400 revs/min, is vacuumized, vacuum degree -0.05MPa.It obtains
PMMA material.
The parts by weight of each component are as follows:
Comparative example 2
PMMA, antistatic agent, toughener, stabilizer and antioxidant are added in high-speed mixer and are sufficiently mixed, and are uniformly mixed
The extruder melting extrusion for transferring them to the twin-screw that draw ratio is 48 totally 12 sections of barrels again afterwards is granulated, the second section barrel temperature
It is 185 DEG C, third section barrel temperature is 230 DEG C, and Section of four barrel temperature is 220 DEG C, and Section of five barrel temperature is 220 DEG C, the
Six section barrel temperatures are 220 DEG C, and Section of seven barrel temperature is 220 DEG C, and Section of eight barrel temperature is 220 DEG C, the 9th material-saving cylinder temperature
Degree is 220 DEG C, and protelum barrel temperature is 220 DEG C, and the 11st section barrel temperature is 210 DEG C, and the 12nd section barrel temperature is 210
DEG C, head temperature is 210 DEG C, and feeding frequency is 40 hertz, and engine speed is 400 revs/min, is vacuumized, vacuum degree -0.05MPa.
Obtain PMMA material.
The parts by weight of each component are as follows:
Comparative example 3
PMMA, antistatic agent, toughener, stabilizer and antioxidant are added in high-speed mixer and are sufficiently mixed, and are uniformly mixed
The extruder melting extrusion for transferring them to the twin-screw that draw ratio is 48 totally 12 sections of barrels again afterwards is granulated, the second section barrel temperature
It is 250 DEG C, third section barrel temperature is 260 DEG C, and Section of four barrel temperature is 270 DEG C, and Section of five barrel temperature is 280 DEG C, the
Six section barrel temperatures are 280 DEG C, and Section of seven barrel temperature is 280 DEG C, and Section of eight barrel temperature is 280 DEG C, the 9th material-saving cylinder temperature
Degree is 280 DEG C, and protelum barrel temperature is 280 DEG C, and the 11st section barrel temperature is 280 DEG C, and the 12nd section barrel temperature is 270
DEG C, head temperature is 270 DEG C, and feeding frequency is 60 hertz, and engine speed is 400 revs/min, is vacuumized, vacuum degree -0.05MPa.
Obtain PMMA material.
The parts by weight of each component are as follows:
Test case
By the transparent permanent anti-static PMMA material that embodiment 1-8 is obtained and the PMMA material that comparative example 1-3 is obtained according to
Certain following testing standards and test condition carry out following performance test:
(1) surface resistivity
It is tested according to GB/T 1410-2006 standard, 23 DEG C of test temperature, relative humidity 50%.Test result is shown in Table
2。
(2) light transmittance
It is tested according to GB/T 2410-2008 standard, 23 DEG C of test temperature, relative humidity 50%.Test result is shown in Table
2。
(3) simply supported beam notch impact strength
It is tested according to GB/T 1843-2008 standard, 23 DEG C of test temperature, relative humidity 50%.Test result is shown in Table
2。
(4) injection molding sheet material preparation method
On shake hero JM98-SVP/2 injection molding machine, melting temperature is 200~240 DEG C, and injection molding can be prepared with a thickness of 1
The sheet material exemplar of~4cm.
(5) it is cast membrane preparation method
On Haake casting machine, melting temperature is 200~240 DEG C, and can prepare and squeeze out wide cut is 30cm, with a thickness of 100 μ
The transparent membrane of m.
Table 2.
As it can be seen from table 1 the transparent permanent anti-static PMMA material antistatic effect of 1-8 of embodiment of the present invention preparation is aobvious
It writes, is much better than comparative example 1-3, illustrate that antistatic agent antistatic effect is excellent and preferably, transparent performance is good for dispersibility in product,
Toughness of material keeps preferable.The excellent combination property of product can satisfy the requirement of the molded articles such as injection molding, film, preparation process
Simply, at low cost, it is conducive to large-scale commercial production.
More than, embodiments of the present invention are illustrated.But the present invention is not limited to above embodiment.It is all
Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in guarantor of the invention
Within the scope of shield.
Claims (10)
1. a kind of PMMA material, which is characterized in that based on parts by weight, the PMMA material includes component: 50~110 parts
PMMA, 2~45 parts of antistatic agent, 0~8 part of toughener, 0~1 part of stabilizer and 0.1~1 part of antioxidant.
2. PMMA material according to claim 1, which is characterized in that based on parts by weight, the dosage of the PMMA is 60
~94.9 parts；
Preferably, the melt flow rate (MFR) of the PMMA is 2~15g/10min.
3. PMMA material according to claim 1 or 2, which is characterized in that based on parts by weight, the antistatic agent
Dosage is 5~30 parts；
Preferably, the antistatic agent is the copolymer of acrylate monomer and polyether monomer；
Preferably, the acrylate monomer is selected from acrylic acid polyoxyethylene ether-ester；
Preferably, the polyether monomer is selected from 3- methyl -3- cyclobutenyl polyoxyethylene ether and 2- methyl-allyl polyoxyethylene ether
One or both of；
Preferably, the number-average molecular weight (M of the antistatic agentn) it is 20000~50000.
4. described in any item PMMA materials according to claim 1~3, which is characterized in that based on parts by weight, the toughener
Dosage be 0~3 part；
Preferably, the toughener selects based elastomers material；
Preferably, based on parts by weight, the dosage of the stabilizer is 0~0.5 part；
Preferably, the stabilizer is selected from one or both of octadecyl phosphate and stearate.
5. PMMA material according to any one of claims 1 to 4, which is characterized in that based on parts by weight, the antioxidant
Dosage be 0.1~0.3 part；
Preferably, the antioxidant is selected from one or both of Hinered phenols antioxidant and phosphorous acid lipid.
6. the purposes that the copolymer of acrylate monomer and polyether monomer is used for PMMA material antistatic agent.
7. the processing method of the described in any item PMMA materials of Claims 1 to 5, which is characterized in that the processing method is to adopt
The PMMA material is processed into product with injection molding or casting arrangement.
8. the preparation method of the described in any item PMMA materials of Claims 1 to 5, which is characterized in that the preparation method includes
Step: PMMA, antistatic agent, toughener, stabilizer and antioxidant are added in high-speed mixer and are sufficiently mixed, after mixing
160~270 DEG C of meltings in double screw extruder, devolatilization, granulation, drying are transferred them to again.
9. preparation method according to claim 8, which is characterized in that the draw ratio of the double screw extruder be 40~
60；
Preferably, the double screw extruder has 10~15 sections of barrels；
Preferably, the head temperature of the double screw extruder is 205~225 DEG C；
Preferably, the feeding frequency of the double screw extruder is 30~50 hertz；
Preferably, the revolving speed of the double screw extruder is 180~550 revs/min；
Preferably, the vacuum degree in the double screw extruder is -0.08~0.08MPa.
10. application of the described in any item PMMA materials of Claims 1 to 5 in terms of electronic apparatus accessory, packaging material.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110228989A (en) * | 2019-07-04 | 2019-09-13 | 浙江恒起新材料科技有限公司 | A kind of water-proof light permeable gypsum and preparation method thereof |
| CN114752169A (en) * | 2022-03-22 | 2022-07-15 | 苏州新华美塑料有限公司 | High-impact transparent PMMA composite material filled with optical rod waste modified powder and preparation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2839431A (en) * | 1955-08-26 | 1958-06-17 | Du Pont | Antistatic agents for hydrophobic fiber |
| JPH10286917A (en) * | 1997-04-16 | 1998-10-27 | Asahi Chem Ind Co Ltd | Antistatic acrylic resin laminated sheet |
| CN101016398A (en) * | 2007-02-12 | 2007-08-15 | 刘红 | Novel material, preparing processing and application thereof |
| CN103333448A (en) * | 2013-07-11 | 2013-10-02 | 常熟市慧丰塑料制品有限公司 | Formula of multifunctional polymethylmethacrylate |
| CN104830043A (en) * | 2015-05-25 | 2015-08-12 | 上海跃贝塑化科技有限公司 | Antistatic PC/ASA (polycarbonate/acrylonitrile styrene acrylate copolymer) alloy plastic for automotive interior trim parts and method for manufacturing antistatic PC/ASA alloy plastic |
| CN105273349A (en) * | 2015-11-10 | 2016-01-27 | 宁波色母粒有限公司 | Polymethyl-methacrylate black master batch and preparing method thereof |
| CN105778013A (en) * | 2016-03-23 | 2016-07-20 | 联泓(江苏)新材料研究院有限公司 | Polycarboxylic acid water reducer, preparation method thereof and cement admixture |
-
2018
- 2018-11-28 CN CN201811448856.XA patent/CN109627656B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2839431A (en) * | 1955-08-26 | 1958-06-17 | Du Pont | Antistatic agents for hydrophobic fiber |
| JPH10286917A (en) * | 1997-04-16 | 1998-10-27 | Asahi Chem Ind Co Ltd | Antistatic acrylic resin laminated sheet |
| CN101016398A (en) * | 2007-02-12 | 2007-08-15 | 刘红 | Novel material, preparing processing and application thereof |
| CN103333448A (en) * | 2013-07-11 | 2013-10-02 | 常熟市慧丰塑料制品有限公司 | Formula of multifunctional polymethylmethacrylate |
| CN104830043A (en) * | 2015-05-25 | 2015-08-12 | 上海跃贝塑化科技有限公司 | Antistatic PC/ASA (polycarbonate/acrylonitrile styrene acrylate copolymer) alloy plastic for automotive interior trim parts and method for manufacturing antistatic PC/ASA alloy plastic |
| CN105273349A (en) * | 2015-11-10 | 2016-01-27 | 宁波色母粒有限公司 | Polymethyl-methacrylate black master batch and preparing method thereof |
| CN105778013A (en) * | 2016-03-23 | 2016-07-20 | 联泓(江苏)新材料研究院有限公司 | Polycarboxylic acid water reducer, preparation method thereof and cement admixture |
Non-Patent Citations (1)
| Title |
|---|
| 王文广主编: "《聚合物改性原理》", 31 March 2018, 中国轻工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110228989A (en) * | 2019-07-04 | 2019-09-13 | 浙江恒起新材料科技有限公司 | A kind of water-proof light permeable gypsum and preparation method thereof |
| CN114752169A (en) * | 2022-03-22 | 2022-07-15 | 苏州新华美塑料有限公司 | High-impact transparent PMMA composite material filled with optical rod waste modified powder and preparation method thereof |
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