CN107475802A - A kind of compound PET of graphene and preparation method - Google Patents

A kind of compound PET of graphene and preparation method Download PDF

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Publication number
CN107475802A
CN107475802A CN201710781102.5A CN201710781102A CN107475802A CN 107475802 A CN107475802 A CN 107475802A CN 201710781102 A CN201710781102 A CN 201710781102A CN 107475802 A CN107475802 A CN 107475802A
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parts
pet
master batch
graphene
composite master
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刘娜
陈俊兵
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Shaoxing Biaodian Textile Technology Co Ltd
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Shaoxing Biaodian Textile Technology Co Ltd
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    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
    • D01F6/92—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/20—Compounding polymers with additives, e.g. colouring
    • C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
    • C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/09—Addition of substances to the spinning solution or to the melt for making electroconductive or anti-static filaments
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • D01F1/106—Radiation shielding agents, e.g. absorbing, reflecting agents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/001—Conductive additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/017—Additives being an antistatic agent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/04—Antistatic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/12—Applications used for fibers
    • 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

Abstract

The invention belongs to composite fibre preparation field, and in particular to a kind of compound PET of graphene and preparation method, include each material of following parts by weight：Graphene, aniline monomer, caffeic acid, silane coupler, filler, microcrystalline cellulose, oxidant, solvent, polytetrafluoroethylene (PTFE), wherein, filler be silica, alundum (Al2O3), aluminium powder, titanium dioxide or pyrophyllite in powder in one kind or any mass ratio it is a variety of；Oxidant is potassium permanganate, hydrogen peroxide or Peracetic acid；Solvent is ethanol or acetone.It can realize the combination property for effectively improving PET.

Description

A kind of compound PET of graphene and preparation method
Technical field
The invention belongs to composite fibre preparation field, and in particular to a kind of compound PET of graphene and preparation method.
Background technology
PET is widely used, technology maturation, but it is poor uvioresistant, antistatic property to be present, and dry-hot shrinkage is high to be waited not Foot.Improve polymer performance at present mainly to carry out in terms of high-performance and functionalization, improve the master of mechanical performance and heat endurance There are nanoclay, nano silicon, CNT etc.；Anti-ultraviolet function is by carbon black, silica, titanium dioxide etc. Inorganic nanoparticles are completed；It is antistatic to complete functionalization using carbon materials such as expanded graphite, CNTs；In addition, magnetic, antibacterial Its specific function is assigned etc. function doped magnetic metallic particles, Nano Silver etc..But above-mentioned improvement is only capable of improving a kind of performance, such as exists When improving mechanical performance, its antistatic effect cannot improve；When improving antistatic effect, cost is high and heat resistanceheat resistant performance cannot Improve.
How the improvement PET of low cost causes PET to have high-mechanical property, good antistatic effect, is The main direction of development of PET in the prior art.
The content of the invention
The present invention provides a kind of PET（Pet resin）Fiber composite master batch, PET and system Method is made, it, which can be realized, effectively improves composite master batch, the combination property of PET.
To realize above-mentioned technical purpose, the concrete technical scheme that the present invention takes is a kind of composite master batch, including following weight Measure each material of part：
Graphene 10-29 parts
Aniline monomer 5-10 parts
Caffeic acid 5-10 parts
Silane coupler 1-3 parts
Filler 15-30 parts
Microcrystalline cellulose 1-2 parts
Oxidant 1-3 parts
Solvent 10-30 parts
Polytetrafluoroethylene (PTFE) 1-3 parts,
Wherein, filler is one kind in silica, alundum (Al2O3), aluminium powder, titanium dioxide or pyrophyllite in powder or any quality Ratio it is a variety of；
Oxidant is potassium permanganate, hydrogen peroxide or Peracetic acid；
Solvent is ethanol or acetone.
Described graphene is 3-10 layer graphenes.
Another object of the present invention is to provide a kind of preparation method of composite master batch, comprise the following steps, Step 1: to Aniline monomer, polytetrafluoroethylene (PTFE) are added in graphene oxide, heating promotes to dissolve and stir, and obtains mixture A；Step 2nd, caffeic acid, microcrystalline cellulose are added into mixture A and is stirred, obtains mixture B；Step 3: to mixture B kinds Add silane coupler, filler, oxidant and solvent and be well mixed, composite master batch is obtained after standing solidification.
As the improved technical scheme of the present invention, step 1 heating-up temperature is 60-150 DEG C.
Another object of the present invention is to provide a kind of graphene compound PET, include each material of following parts by weight：
Composite master batch 10-25 parts
PET 70-90 parts
Solvent 30-40 parts
Surfactant 2-5 parts.
As the improved technical scheme of the present invention, the solvent is the more of water or one kind in alcohols or any mass ratio Kind；The alcohols is methanol, ethanol or propyl alcohol.
As the improved technical scheme of the present invention, surfactant is preferably ionic surfactant.
Another object of the present invention is to provide a kind of preparation method of the compound PET of graphene, comprise the following steps： Step 1: disperseing composite master batch in ultrasonic wave using solvent, composite master batch suspension is obtained, by composite master batch suspension and table Face activating agent is mixed evenly, and obtains finely dispersed composite master batch solution；Step 2: by PET melt extrusions and it is drawn into Silk, obtains PET silks；Step 3: PET silks are at the uniform velocity passed through into composite master batch solution, obtain speckling with the PET silks of composite master batch；Step 4th, the PET silks that step 3 obtains are rolled into balling-up, and re-melted, and extrusion molding is drawn into the compound PET of graphene.
As the improved technical scheme of the present invention, a diameter of 0.001-1mm of the PET silks prepared in step 2.
As the improved technical scheme of the present invention, step 3 kind, it is 0.1- that PET silks, which pass through the speed of composite master batch suspension, 1m/s。
Beneficial effect
The present invention respectively by improving the preparation technology of composite master batch and the compound PET of graphene, realize to obtain uvioresistant, The compound PET of the preferable graphene of antistatic property.
Specifically, being in the presence of oxidant, while add aniline monomer, caffeic acid and introduced into composite master batch and contain P The strand of electron conjugated structure so that the compound PET of graphene has possibility that can be conductive；And answered preparing graphene Graphene is introduced into PET when closing PET, the strand and graphene synergy raising with P electron conjugated structures are led Electromobility so that the compound PET of graphene has antistatic property；
Further, since introducing a large amount of phenyl ring and conjugated double bond in the application in PET improves the firm of the compound PET of graphene Property, then with graphene, microcrystalline cellulose to aid in causing that the compound PET of graphene that is prepared of the application has high xeothermic Shrinkage；Not only carried simultaneously because the presence of a large amount of phenyl ring enables in composite master batch filler to be substantially embedded into macromolecular structure The dry heat shrinkage resistance of high macromolecular structure can also improve PET uvioresistant performance.
Further, since graphene has the function that to reduce interface energy, therefore the application passes through after composite master batch is molded into silk Each composition of uniform composite master batch suspension can be picked during composite master batch suspension, on PET silks；After winding PET silks simultaneously Re-melting stretching enables length direction of the graphene along the compound PET of graphene in composite master batch to be disposed to extend, and both carries The pliability of high PET silks improves the electric conductivity of the compound PET of graphene again, while it is fine to improve the compound PET of graphene The anti-dry heat shrinkage resistance of dimension.
To sum up, the compound PET of graphene that the application obtains has good anti-dry heat shrinkage resistance, uvioresistant performance And antistatic property.
Embodiment
To make the purpose of the embodiment of the present invention and technical scheme clearer, below in conjunction with the embodiment of the present invention, to this The technical scheme of invention is clearly and completely described.Obviously, described embodiment is the part of the embodiment of the present invention, Rather than whole embodiment.Based on described embodiments of the invention, those of ordinary skill in the art are without creative The every other embodiment obtained on the premise of work, belongs to the scope of protection of the invention.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein（Including technology art Language and scientific terminology）With the general understanding identical meaning with the those of ordinary skill in art of the present invention.Should also Understand, those terms defined in such as general dictionary, which should be understood that, to be had and the meaning in the context of prior art The consistent meaning of justice, and unless defined as here, will not be with idealizing or the implication of overly formal be explained.
A kind of preparation method of the compound PET of graphene, comprises the following steps：Step 1: using solvent in ultrasonic wave In disperse composite master batch, composite master batch suspension is obtained, by composite master batch suspension and surfactant（The present embodiment is preferable It is specifically lecithin, amino acid pattern, betaine type amphoteric surfactant using ionic surfactant）Mix Uniformly, finely dispersed composite master batch solution is obtained；
Step 2: by PET melt extrusions and being drawn into silk, PET silks are obtained, in order that it is each in subsequent processes to obtain PET silks Composition is can be uniformly dispersed, and by the diameter control of PET silks is 0.001-1mm, preferably 0.005-0.1mm in the application, is entered one Step is preferably 0.01-0.05mm；
Step 3: PET silks are at the uniform velocity passed through into composite master batch suspension, obtain speckling with the PET silks of composite master batch, in order that obtaining PET Silk surface energy obtains uniform composite master batch, and it is 0.1- that PET silks are passed through into the speed control of composite master batch suspension in the application 1m/s, preferably 0.2-0.7m/s, more preferably 0.5m/s；
Step 4: the PET silks that step 3 obtains are rolled into balling-up, the diameter of control ball is not more than 3mm, and re-melts, and squeezes Modeling is drawn into the compound PET of graphene.
Embodiment 1
The compound PET of graphene includes each material of following parts by weight：
25 parts of composite master batch
90 parts of PET
30 parts of water
5 parts of quaternary ammonium salt,
Wherein, composite master batch, each material of following parts by weight is included：
29 parts of graphene oxide
10 parts of aniline monomer
5 parts of caffeic acid
3 parts of silane coupler
5 parts of silica 1
2 parts of microcrystalline cellulose
1 part of potassium permanganate
30 parts of acetone
1 part of polytetrafluoroethylene (PTFE),
A kind of preparation method of composite master batch, comprises the following steps：Step 1: aniline monomer, polytetrafluoroethyl-ne are added into PET Alkene, it is heated to be 60 DEG C and promotes to dissolve and stir, obtain mixture A；Step 2: caffeic acid, crystallite are added into mixture A Cellulose simultaneously stirs, and obtains mixture B；Step 3: to mixture B kinds add silane coupler, filler, oxidant with it is molten Agent is simultaneously well mixed, and composite master batch is obtained after standing solidification.
Embodiment 2
The compound PET of graphene includes each material of following parts by weight：
17 parts of composite master batch
78 parts of PET
10 parts of methanol
30 parts of water
2 parts of lecithin,
Wherein, composite master batch, each material of following parts by weight is included：
22 parts of graphene oxide
5 parts of aniline monomer
10 parts of caffeic acid
1 part of silane coupler
13 parts of alundum (Al2O3)
17 parts of titanium dioxide
1 part of microcrystalline cellulose
3 parts of hydrogen peroxide
10 parts of ethanol
3 parts of polytetrafluoroethylene (PTFE),
A kind of preparation method of composite master batch, comprises the following steps：Step 1: aniline monomer, polytetrafluoroethyl-ne are added into PET Alkene, it is heated to be 150 DEG C and promotes to dissolve and stir, obtain mixture A；Step 2: caffeic acid, micro- is added into mixture A Crystalline cellulose simultaneously stirs, and obtains mixture B；Step 3: to mixture B kinds add silane coupler, filler, oxidant with Solvent is simultaneously well mixed, and composite master batch is obtained after standing solidification.
Embodiment 3
The compound PET of graphene includes each material of following parts by weight：
15 parts of composite master batch
80 parts of PET
35 parts of ethanol
3 parts of amino acid type surfactant,
Wherein, composite master batch, each material of following parts by weight is included：
18 parts of graphene oxide
6 parts of aniline monomer
7 parts of caffeic acid
2 parts of silane coupler
16 parts of pyrophyllite in powder
1 part of microcrystalline cellulose
2 parts of Peracetic acid
22 parts of acetone
2 parts of polytetrafluoroethylene (PTFE),
A kind of preparation method of composite master batch, comprises the following steps：Step 1: aniline monomer, polytetrafluoroethyl-ne are added into PET Alkene, it is heated to be 90 DEG C and promotes to dissolve and stir, obtain mixture A；Step 2: caffeic acid, crystallite are added into mixture A Cellulose simultaneously stirs, and obtains mixture B；Step 3: to mixture B kinds add silane coupler, filler, oxidant with it is molten Agent is simultaneously well mixed, and composite master batch is obtained after standing solidification.
Embodiment 4
The compound PET of graphene includes each material of following parts by weight：
18 parts of composite master batch
78 parts of PET
35 parts of propyl alcohol
4 parts of betaine type amphoteric surfactant,
Wherein, composite master batch, each material of following parts by weight is included：
19 parts of graphene oxide
7 parts of aniline monomer
7 parts of caffeic acid
2 parts of silane coupler
23 parts of silica
3 parts of alundum (Al2O3)
1 part of aluminium powder
1.2 parts of microcrystalline cellulose
1.3 parts of Peracetic acid
20 parts of ethanol
2 parts of polytetrafluoroethylene (PTFE),
A kind of preparation method of composite master batch, comprises the following steps：Step 1: aniline monomer, polytetrafluoroethyl-ne are added into PET Alkene, it is heated to be 100 DEG C and promotes to dissolve and stir, obtain mixture A；Step 2: caffeic acid, micro- is added into mixture A Crystalline cellulose simultaneously stirs, and obtains mixture B；Step 3: to mixture B kinds add silane coupler, filler, oxidant with Solvent is simultaneously well mixed, and composite master batch is obtained after standing solidification.
Embodiment 5
The compound PET of graphene includes each material of following parts by weight：
25 parts of composite master batch
70 parts of PET
17 parts of water
20 parts of propyl alcohol
4 parts of betaine type amphoteric surfactant,
Wherein, composite master batch, each material of following parts by weight is included：
29 parts of graphene oxide
6 parts of aniline monomer
6 parts of caffeic acid
2 parts of silane coupler
2 parts of titanium dioxide
14 parts of pyrophyllite in powder
1.2 parts of microcrystalline cellulose
1.3 parts of hydrogen peroxide
17 parts of acetone
2 parts of polytetrafluoroethylene (PTFE),
A kind of preparation method of composite master batch, comprises the following steps：Step 1: aniline monomer, polytetrafluoroethyl-ne are added into PET Alkene, it is heated to be 120 DEG C and promotes to dissolve and stir, obtain mixture A；Step 2: caffeic acid, micro- is added into mixture A Crystalline cellulose simultaneously stirs, and obtains mixture B；Step 3: to mixture B kinds add silane coupler, filler, oxidant with Solvent is simultaneously well mixed, and composite master batch is obtained after standing solidification.
Embodiment 6
The compound PET of graphene includes each material of following parts by weight：
10 parts of composite master batch
90 parts of PET
23 parts of propyl alcohol
Ethanol 10 divides
3 parts of fatty acid soaps,
Wherein, composite master batch, each material of following parts by weight is included：
10 parts of graphene oxide
7 parts of aniline monomer
8 parts of caffeic acid
3 parts of silane coupler
15 parts of aluminium powder
2 parts of microcrystalline cellulose
1 part of Peracetic acid
30 parts of ethanol
1 part of polytetrafluoroethylene (PTFE),
A kind of preparation method of composite master batch, comprises the following steps：Step 1: aniline monomer, polytetrafluoroethyl-ne are added into PET Alkene, it is heated to be 80 DEG C and promotes to dissolve and stir, obtain mixture A；Step 2: caffeic acid, crystallite are added into mixture A Cellulose simultaneously stirs, and obtains mixture B；Step 3: to mixture B kinds add silane coupler, filler, oxidant with it is molten Agent is simultaneously well mixed, and composite master batch is obtained after standing solidification.
Implementation result
Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4 Embodiment 5 Embodiment 6
The uvioresistant factor (UPF Value) 75 76 78 77 76 77
It is antistatic（Cellulosic Measure ratio resistance） 2.1×108Ω·g/ cm2 2.0×108Ω·g/ cm2 2.11×108Ω·g/ cm2 2.09×108Ω·g/ cm2 2.04×108Ω·g/ cm2 2.06×108Ω· g/cm2
Antibacterial bacteriostatic (antibacterial Rate) 99.5% 99.7% 99.8% 99.9% 99.7% 99.9%
Adsorptivity 190mg（Toluene）/g （PET） 189mg（Toluene）/g （PET） 190.5mg（Toluene）/g （PET） 190.1mg（Toluene）/g （PET） 189.6mg（Toluene）/g （PET） 189.5mg（First Benzene）/g（PET is fine Dimension）
Crystallinity 40% 42% 41% 40% 43% 40%
Embodiments of the present invention are these are only, its description is more specific and detailed, but therefore can not be interpreted as to this hair The limitation of bright the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, present inventive concept is not being departed from On the premise of, various modifications and improvements can be made, these belong to protection scope of the present invention.

Claims (8)

  1. A kind of 1. compound PET of graphene, it is characterised in that each material including following parts by weight：
    Composite master batch 10-25 parts
    PET 70-90 parts
    Solvent 30-40 parts
    Surfactant 2-5 parts,
    Wherein, described composite master batch includes each material of following parts by weight：
    Graphene 10-29 parts
    Aniline monomer 5-10 parts
    Caffeic acid 5-10 parts
    Silane coupler 1-3 parts
    Filler 15-30 parts
    Microcrystalline cellulose 1-2 parts
    Oxidant 1-3 parts
    Solvent 10-30 parts
    Polytetrafluoroethylene (PTFE) 1-3 parts,
    Wherein, filler is one kind in silica, alundum (Al2O3), aluminium powder, titanium dioxide or pyrophyllite in powder or any quality Ratio it is a variety of；
    Oxidant is potassium permanganate, hydrogen peroxide or Peracetic acid；
    Solvent is ethanol or acetone,
    Described graphene is 3-10 layer graphenes.
  2. 2. the compound PET of a kind of graphene according to claim 1, it is characterised in that the solvent is water or alcohols In one kind or any mass ratio it is a variety of；The alcohols is methanol, ethanol or propyl alcohol.
  3. A kind of 3. compound PET of graphene according to claim 1, it is characterised in that surfactant be preferably from Subtype surfactant.
  4. 4. the preparation method of the compound PET of a kind of graphene as claimed in claim 1, it is characterised in that including following step Suddenly：Step 1: disperseing composite master batch in ultrasonic wave using solvent, composite master batch suspension is obtained, by composite master batch suspension It is mixed evenly with surfactant, obtains finely dispersed composite master batch solution；Step 2: by PET melt extrusions and draw Silk is stretched into, obtains PET silks；Step 3: PET silks are at the uniform velocity passed through into composite master batch solution, obtain speckling with the PET silks of composite master batch； Step 4: the PET silks that step 3 obtains are rolled into balling-up, and re-melt, and extrusion molding is drawn into the compound PET of graphene.
  5. 5. the preparation method of the compound PET of a kind of graphene according to claim 4, it is characterised in that in step 2 A diameter of 0.001-1mm of the PET silks of preparation.
  6. A kind of 6. preparation method of the compound PET of graphene according to claim 4, it is characterised in that step 3 kind, It is 0.1-1m/s that PET silks, which pass through the speed of composite master batch suspension,.
  7. A kind of 7. preparation method of composite master batch as claimed in claim 1, it is characterised in that comprise the following steps, Step 1: Aniline monomer, polytetrafluoroethylene (PTFE) are added into graphene oxide, heating promotes to dissolve and stir, and obtains mixture A；Step 2nd, caffeic acid, microcrystalline cellulose are added into mixture A and is stirred, obtains mixture B；Step 3: to mixture B kinds Add silane coupler, filler, oxidant and solvent and be well mixed, composite master batch is obtained after standing solidification.
  8. 8. the preparation method of a kind of composite master batch according to claim 7, it is characterised in that step 1 heating-up temperature is 60-150℃。
CN201710781102.5A 2017-06-13 2017-09-01 A kind of compound PET of graphene and preparation method Pending CN107475802A (en)

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CN110982233B (en) * 2019-12-27 2021-11-26 福州大学 High-barrier RGO-SiO2PET protective film and preparation method thereof

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