CN113122948A - Flexible radiation-proof fiber based on graphene composite material and preparation method thereof - Google Patents
Flexible radiation-proof fiber based on graphene composite material and preparation method thereof Download PDFInfo
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- CN113122948A CN113122948A CN202110475295.8A CN202110475295A CN113122948A CN 113122948 A CN113122948 A CN 113122948A CN 202110475295 A CN202110475295 A CN 202110475295A CN 113122948 A CN113122948 A CN 113122948A
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 90
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 89
- 239000000835 fiber Substances 0.000 title claims abstract description 71
- 239000002131 composite material Substances 0.000 title claims abstract description 51
- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- 229920005992 thermoplastic resin Polymers 0.000 claims abstract description 54
- 238000009987 spinning Methods 0.000 claims abstract description 52
- 239000004594 Masterbatch (MB) Substances 0.000 claims abstract description 44
- 238000002156 mixing Methods 0.000 claims abstract description 43
- 239000007822 coupling agent Substances 0.000 claims abstract description 36
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 34
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 34
- 239000000843 powder Substances 0.000 claims abstract description 34
- 238000002074 melt spinning Methods 0.000 claims abstract description 27
- 239000002270 dispersing agent Substances 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 26
- 238000005469 granulation Methods 0.000 claims abstract description 10
- 230000003179 granulation Effects 0.000 claims abstract description 10
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- 238000001035 drying Methods 0.000 claims description 42
- -1 polypropylene Polymers 0.000 claims description 36
- 238000004804 winding Methods 0.000 claims description 35
- 239000002019 doping agent Substances 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 16
- 238000001125 extrusion Methods 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 14
- 239000003921 oil Substances 0.000 claims description 11
- 239000011229 interlayer Substances 0.000 claims description 9
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 8
- 238000007711 solidification Methods 0.000 claims description 8
- 230000008023 solidification Effects 0.000 claims description 8
- 239000004743 Polypropylene Substances 0.000 claims description 7
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 7
- 229920001155 polypropylene Polymers 0.000 claims description 7
- WPMYUUITDBHVQZ-UHFFFAOYSA-N 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoic acid Chemical compound CC(C)(C)C1=CC(CCC(O)=O)=CC(C(C)(C)C)=C1O WPMYUUITDBHVQZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000004952 Polyamide Substances 0.000 claims description 6
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 6
- 229920002647 polyamide Polymers 0.000 claims description 6
- 229920001707 polybutylene terephthalate Polymers 0.000 claims description 6
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 6
- 229910052580 B4C Inorganic materials 0.000 claims description 5
- 229910052582 BN Inorganic materials 0.000 claims description 5
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 5
- 229910019142 PO4 Inorganic materials 0.000 claims description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000010452 phosphate Substances 0.000 claims description 5
- 239000011112 polyethylene naphthalate Substances 0.000 claims description 5
- 229910052715 tantalum Inorganic materials 0.000 claims description 5
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052721 tungsten Inorganic materials 0.000 claims description 5
- 239000010937 tungsten Substances 0.000 claims description 5
- 239000001993 wax Substances 0.000 claims description 5
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 4
- QZRGKCOWNLSUDK-UHFFFAOYSA-N Iodochlorine Chemical compound ICl QZRGKCOWNLSUDK-UHFFFAOYSA-N 0.000 claims description 4
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 4
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 4
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052794 bromium Inorganic materials 0.000 claims description 4
- 229910052791 calcium Inorganic materials 0.000 claims description 4
- 239000011575 calcium Substances 0.000 claims description 4
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 claims description 4
- ZJOLCKGSXLIVAA-UHFFFAOYSA-N ethene;octadecanamide Chemical compound C=C.CCCCCCCCCCCCCCCCCC(N)=O.CCCCCCCCCCCCCCCCCC(N)=O ZJOLCKGSXLIVAA-UHFFFAOYSA-N 0.000 claims description 4
- CBEQRNSPHCCXSH-UHFFFAOYSA-N iodine monobromide Chemical compound IBr CBEQRNSPHCCXSH-UHFFFAOYSA-N 0.000 claims description 4
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 4
- PDKHNCYLMVRIFV-UHFFFAOYSA-H molybdenum;hexachloride Chemical compound [Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Mo] PDKHNCYLMVRIFV-UHFFFAOYSA-H 0.000 claims description 4
- 239000012170 montan wax Substances 0.000 claims description 4
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 4
- FATBGEAMYMYZAF-KTKRTIGZSA-N oleamide Chemical compound CCCCCCCC\C=C/CCCCCCCC(N)=O FATBGEAMYMYZAF-KTKRTIGZSA-N 0.000 claims description 4
- 239000012188 paraffin wax Substances 0.000 claims description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 4
- 229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 229910052700 potassium Inorganic materials 0.000 claims description 4
- 239000011591 potassium Substances 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims 1
- 230000005865 ionizing radiation Effects 0.000 abstract description 4
- 239000002657 fibrous material Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 5
- 229920002215 polytrimethylene terephthalate Polymers 0.000 description 5
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- FGHOOJSIEHYJFQ-UHFFFAOYSA-N (2,4-ditert-butylphenyl) dihydrogen phosphite Chemical compound CC(C)(C)C1=CC=C(OP(O)O)C(C(C)(C)C)=C1 FGHOOJSIEHYJFQ-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 241001589086 Bellapiscis medius Species 0.000 description 1
- 229920006052 Chinlon® Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229920004933 Terylene® Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000005441 aurora Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 229920001002 functional polymer Polymers 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- FATBGEAMYMYZAF-UHFFFAOYSA-N oleicacidamide-heptaglycolether Natural products CCCCCCCCC=CCCCCCCCC(N)=O FATBGEAMYMYZAF-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- 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
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/46—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyolefins
-
- 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
-
- 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
- D01F6/90—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 polyamides
-
- 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
-
- 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
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/06—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyolefin as constituent
-
- 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
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/12—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyamide as constituent
-
- 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
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/14—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyester as constituent
Abstract
The invention discloses a flexible radiation-proof fiber based on a graphene composite material and a preparation method thereof, wherein the method comprises the following steps: step 1, uniformly mixing thermoplastic resin with functional powder, a coupling agent, a dispersing agent and an antioxidant, and performing melt blending granulation through a double-screw extruder to prepare functional master batches for spinning; step 2, blending the functional master batch obtained in the step 1 with thermoplastic resin for melt spinning, or directly carrying out melt spinning on the functional master batch to obtain original filaments of the thermoplastic resin fiber; and 3, carrying out network texturing on the original filament obtained in the step 2 to obtain the network fiber yarn with shielding and protecting properties. The invention also provides the flexible radiation-proof fiber based on the graphene composite material, which is prepared by the method. The flexible radiation-proof fiber based on the graphene composite material, which is prepared by the invention, mainly aims at the field of shielding ionizing radiation, and has the characteristics of high shielding and protecting efficiency, excellent mechanical property and the like.
Description
Technical Field
The invention relates to a graphene composite flexible radiation-proof fiber material and a preparation method thereof, belonging to the technical field of novel functional polymer materials, in particular to a flexible radiation-proof fiber based on a graphene composite material and a preparation method thereof.
Background
Graphene is a single-layer carbon atom material stripped from graphite, and a single-layer two-dimensional honeycomb lattice structure is formed by tightly packing carbon atoms, and is known to be the material with the thinnest thickness, the hardest texture and the best conductivity. Graphene has excellent mechanical, optical and electrical properties, is structurally very stable, and researchers have not found that graphene is lacking of carbon atoms, and that the linkage between carbon atoms is very flexible, harder than diamond, and 100 times stronger than the world's best steel, and if graphene is used to form a packaging bag, it will be able to withstand about two tons of heavy goods, be almost completely transparent, but very dense, water-tight, and gas-tight, and not pass even helium with the smallest atomic size.
Graphene is a two-dimensional material with excellent performance, the graphene is applied to radiation-proof fibers, the radiation-proof performance can be cooperatively exerted, and the fibers can be applied to various electromagnetic environments and environments with certain requirements on antistatic performance and electric conductivity.
Disclosure of Invention
The invention aims to provide a graphene composite flexible radiation-proof fiber material and a preparation method thereof, mainly aiming at the field of shielding ionizing radiation protection, and the graphene composite flexible radiation-proof fiber material has the characteristics of high shielding protection efficiency, excellent mechanical property and the like.
In order to achieve the above purpose, the present invention provides a preparation method of a flexible radiation protection fiber based on a graphene composite material, wherein the method comprises: step 1, uniformly mixing thermoplastic resin with functional powder, a coupling agent, a dispersing agent and an antioxidant, and performing melt blending granulation through a double-screw extruder to prepare functional master batches for spinning; step 2, blending the functional master batch obtained in the step 1 with thermoplastic resin for melt spinning, or directly carrying out melt spinning on the functional master batch to obtain original filaments of the thermoplastic resin fiber; and 3, performing network texturing on the original filaments obtained in the step 2 to obtain network fiber filaments with shielding and protecting properties, namely the graphene composite flexible radiation-proof fibers.
In the step 1, the thermoplastic resin is any one or a mixture of polypropylene, polyethylene terephthalate, polytrimethylene terephthalate, polybutylene terephthalate, polyethylene naphthalate and polyamide; the amount of the thermoplastic resin is 40-80% of the total amount of the raw materials by mass percent.
According to the preparation method of the flexible radiation-proof fiber based on the graphene composite material, the functional powder is obtained by mixing graphene and any one or more of lead, tungsten, tantalum, boron carbide and boron nitride in any proportion; the dosage of the functional powder is 10-50% of the total amount of the raw materials by mass percent; the particle size range of the functional powder is 0.1-7 mu m.
The preparation method of the flexible radiation-proof fiber based on the graphene composite material comprises the following steps that the interlayer spacing of graphene is about 0.3-0.4 nm, a doping agent containing any one or more of bromine, iodine bromide, iodine chloride, potassium, calcium, ferric chloride, molybdenum chloride, aluminum chloride and copper chloride is doped among graphene sheets, and the dosage of the doping agent is 10-30% of that of the graphene according to mass percentage.
The preparation method of the flexible radiation-proof fiber based on the graphene composite material comprises the following steps of (1) preparing a graphene composite material, wherein the coupling agent is any one or a mixture of a titanate coupling agent, a silane coupling agent and a phosphate coupling agent; the dosage of the coupling agent is 0.2-9% of the total amount of the raw materials by mass percent.
In the preparation method of the flexible radiation-proof fiber based on the graphene composite material, the dispersant is any one or a mixture of more of white oil, paraffin, montan wax, polyethylene wax, stearate, ethylene bis-stearic acid amide and oleic acid amide; the dosage of the dispersing agent is 0.1-11% of the total amount of the raw materials in percentage by mass.
In the preparation method of the flexible radiation-proof fiber based on the graphene composite material, the antioxidant is any one or a mixture of two of tetra [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionic acid ] pentaerythritol ester and tri [2, 4-di-tert-butylphenyl ] phosphite; the dosage of the antioxidant is 0.1-7% of the total amount of the raw materials by mass percent.
The preparation method of the flexible radiation-proof fiber based on the graphene composite material comprises the following steps of mixing the functional master batches with the thermoplastic resin or directly adopting the functional master batches in the melt spinning in the step 2, and then sequentially completing the working procedures of drying, melt extrusion, spinning on a spinning assembly, air cooling solidification and winding into ingots; the drying temperature is 85-150 ℃, and the drying time is 2-24 h; the number of holes of a spinneret plate in the spinning component is 48-180, the diameter is 50-200mm, and the spinning temperature is 240-330 ℃; the winding speed is 1000-4500m/min, and the winding angle is 3-6 degrees.
In the step 3, the winding speed of the network elasticizing is 200-800m/min, the winding angle is 20-60 degrees, the rotation speed of the oil tanker is 0.8-2.2r/min, and the network pressure is 0.1-10 MPa.
The invention also provides the flexible radiation-proof fiber based on the graphene composite material, which is prepared by the method.
The flexible radiation-proof fiber based on the graphene composite material and the preparation method thereof provided by the invention have the following advantages:
the functional fiber material with the function of shielding ionizing radiation is obtained by the prepared functional master batch through a melt spinning technology, and has the characteristics of light weight, excellent mechanical property, high shielding efficiency and the like.
The invention can also prepare functional fiber materials with different specifications by controlling the spinning process, thereby enhancing the production capacity of enterprises and improving the economic benefit.
Detailed Description
The following further describes embodiments of the present invention.
The invention provides a preparation method of a flexible radiation-proof fiber based on a graphene composite material, which comprises the following steps:
step 1, uniformly mixing thermoplastic resin with functional powder, a coupling agent, a dispersing agent and an antioxidant, and performing melt blending granulation through a double-screw extruder to prepare functional master batches for spinning; the double screw extruder is master batch manufacturing equipment.
And (3) carrying out double-screw melt blending extrusion, water cooling, traction, bracing, granulating and drying on the uniformly mixed raw materials to prepare the functional master batch for spinning. Wherein the pulling speed of the pulling strip is 30-300m/min, the drying temperature of the particles is 85-150 ℃, and the drying time is 1-6 h.
And 2, blending the functional master batch obtained in the step 1 and the thermoplastic resin according to a required ratio, and performing melt spinning, or directly performing melt spinning on the functional master batch to obtain the POY raw filament of the thermoplastic resin fiber.
POY, i.e., Pre-Oriented Yarn, fully known as Pre-Oriented Yarn or Partially Oriented Yarn, refers to incompletely drawn chemical fiber filaments having an orientation degree between unoriented filaments and drawn filaments obtained by high-speed spinning.
And 3, performing network texturing on the original filaments obtained in the step 2 to obtain DTY network fiber filaments with shielding and protecting properties, namely the graphene composite flexible radiation-proof fibers.
In the spinning process of chemical fibers, each filament is a multifilament yarn formed by combining a plurality of very thin monofilaments. If compressed air is used to blow the filaments loose during spinning and make them rotate and twist with each other into a network, the network is called network. The network elasticizing is carried out by an elasticizing machine. The texturing machine is a vital equipment for producing stretch yarn, and can make non-twisted yarn of terylene, chinlon, polypropylene fiber, etc. into stretch yarn with medium elasticity and low elasticity by false twisting and deformation. DTY (draw Texturing yarn), i.e., draw textured yarn, is a finished yarn that has been drawn continuously or simultaneously on a Texturing machine and textured by a twister. The network DTY is processed by a network nozzle under the action of compressed air, has better effect on improving the aurora effect and the wax (resin) feeling of the DTY, and brings certain unique style to the DTY.
Preferably, the thermoplastic resin in step 1 is any one or more of polypropylene (PP), polyethylene terephthalate (PET), polytrimethylene terephthalate (PTT), polybutylene terephthalate (PBT), polyethylene naphthalate (PEN), and Polyamide (PA); the amount of the thermoplastic resin is 40-80% of the total amount of the raw materials by mass percent.
The functional powder is obtained by mixing graphene and any one or more of lead, tungsten, tantalum, boron carbide and boron nitride in any proportion; the dosage of the functional powder is 10-50% of the total amount of the raw materials by mass percent; the particle size range of the functional powder is 0.1-7 mu m.
The interlayer spacing of the graphene is about 0.3-0.4 nm, the graphene interlayer is doped with a dopant containing any one or more of bromine, iodine bromide, iodine chloride, potassium, calcium, ferric chloride, molybdenum chloride, aluminum chloride and copper chloride, and the dosage of the dopant is 10-30% of that of the graphene by mass percent.
The coupling agent is any one or a mixture of more of titanate coupling agent, silane coupling agent and phosphate coupling agent; the dosage of the coupling agent is 0.2-9% of the total amount of the raw materials by mass percent.
The dispersant is any one or a mixture of more of white oil, paraffin, montan wax, polyethylene wax, stearate, ethylene bis-stearic acid amide and oleic acid amide; the dosage of the dispersing agent is 0.1-11% of the total amount of the raw materials in percentage by mass.
The antioxidant is one or a mixture of two of tetra [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionic acid ] pentaerythritol ester (antioxidant) and tri [2, 4-di-tert-butylphenyl ] phosphite (antioxidant); the dosage of the antioxidant is 0.1-7% of the total amount of the raw materials by mass percent.
The melt spinning in the step 2 is to mix the functional master batches with the thermoplastic resin or directly adopt the functional master batches, and then sequentially complete the working procedures of drying, melt extrusion, spinning on a spinning assembly, air cooling solidification and winding into ingots; the drying temperature is 85-150 ℃, and the drying time is 2-24 h; the number of holes of a spinneret plate in the spinning component is 48-180, the diameter is 50-200mm, and the spinning temperature is 240-330 ℃; the winding speed is 1000-4500m/min, and the winding angle is 3-6 degrees.
In the step 3, the winding speed of the network elasticizing is 200-800m/min, the winding angle is 20-60 degrees, the rotating speed of the oil tanker is 0.8-2.2r/min, and the network pressure is 0.1-10 MPa.
The invention also provides the flexible radiation-proof fiber based on the graphene composite material, which is prepared by the method.
The flexible radiation-proof fiber based on the graphene composite material and the preparation method thereof provided by the invention are further described with reference to the following embodiments.
Example 1
A preparation method of flexible radiation-proof fiber based on graphene composite material comprises the following steps:
step 1, uniformly mixing the thermoplastic resin with the functional powder, the coupling agent, the dispersing agent and the antioxidant, and performing melt blending granulation through a double-screw extruder to prepare the functional master batch for spinning.
Preferably, the uniformly mixed raw materials are subjected to twin-screw melt blending extrusion, water cooling, drawing, strand cutting, granulating and drying to prepare the functional master batch for spinning. Wherein the pulling speed of the pulling strip is 30-300m/min, the drying temperature of the particles is 85-150 ℃, and the drying time is 1-6 h.
The thermoplastic resin is polypropylene; the amount of the thermoplastic resin is 40% by mass of the total amount of the raw materials.
The functional powder is obtained by mixing graphene and lead in any proportion; the using amount of the functional powder is 50 percent of the total amount of the raw materials by mass percent; the particle size range of the functional powder is 0.1-7 mu m.
The interlayer spacing of the graphene is about 0.3-0.4 nm, a doping agent containing bromine and iodine is doped between graphene sheets, and the dosage of the doping agent is 10% of that of the graphene according to mass percentage.
The coupling agent is titanate coupling agent; the amount of the coupling agent is 9% of the total amount of the raw materials by mass percent.
The dispersant is white oil; the dosage of the dispersant is 0.5 percent of the total amount of the raw materials by mass percentage.
The antioxidant is tetra [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionic acid ] pentaerythritol ester antioxidant; the dosage of the antioxidant is 0.5 percent of the total amount of the raw materials by mass percent.
And 2, blending the functional master batch obtained in the step 1 with a thermoplastic resin for melt spinning, or directly carrying out melt spinning on the functional master batch to obtain the raw filament of the thermoplastic resin fiber.
The melt spinning is to mix the functional master batch and the thermoplastic resin according to the required proportion, or directly adopt the functional master batch, and then finish the procedures of drying, melt extrusion, spinning on a spinning assembly, air cooling solidification and coiling into ingots in sequence; the drying temperature is 85-150 ℃, and the drying time is 2-24 h; the number of holes of a spinneret plate in the spinning component is 48-180, the diameter is 50-200mm, and the spinning temperature is 240-330 ℃; the winding speed is 1000-4500m/min, and the winding angle is 3-6 degrees.
And 3, performing network texturing on the original filaments obtained in the step 2 to obtain network fiber filaments with shielding and protecting properties, namely the graphene composite flexible radiation-proof fibers.
The winding speed of the network elasticizing is 200-800m/min, the winding angle is 20-60 degrees, the rotation speed of the oil tanker is 0.8-2.2r/min, and the network pressure is 0.1MPa-10 MPa.
The embodiment also provides the flexible radiation-proof fiber based on the graphene composite material, which is prepared by the method.
Example 2
A preparation method of flexible radiation-proof fiber based on graphene composite material comprises the following steps:
step 1, uniformly mixing the thermoplastic resin with the functional powder, the coupling agent, the dispersing agent and the antioxidant, and performing melt blending granulation through a double-screw extruder to prepare the functional master batch for spinning.
Preferably, the uniformly mixed raw materials are subjected to twin-screw melt blending extrusion, water cooling, drawing, strand cutting, granulating and drying to prepare the functional master batch for spinning. Wherein the pulling speed of the pulling strip is 30-300m/min, the drying temperature of the particles is 85-150 ℃, and the drying time is 1-6 h.
The thermoplastic resin is polyethylene terephthalate or polytrimethylene terephthalate; the amount of the thermoplastic resin was 47.9% by mass of the total amount of the raw materials.
The functional powder is obtained by mixing graphene and tungsten in any proportion; the using amount of the functional powder is 40 percent of the total amount of the raw materials according to the mass percentage; the particle size range of the functional powder is 0.1-7 mu m.
The interlayer spacing of the graphene is about 0.3-0.4 nm, a doping agent containing iodine bromide or iodine chloride is doped between graphene sheets, and the dosage of the doping agent is 15% of that of the graphene according to mass percentage.
The coupling agent is a silane coupling agent; the dosage of the coupling agent is 1 percent of the total amount of the raw materials by mass percent.
The dispersant is a mixture of paraffin and montan wax; the dosage of the dispersant is 11 percent of the total amount of the raw materials by mass percentage.
The antioxidant is tris [2, 4-di-tert-butylphenyl ] phosphite antioxidant; the dosage of the antioxidant is 0.1 percent of the total amount of the raw materials by mass percent.
And 2, blending the functional master batch obtained in the step 1 with a thermoplastic resin for melt spinning, or directly carrying out melt spinning on the functional master batch to obtain the raw filament of the thermoplastic resin fiber.
The melt spinning is to mix the functional master batch and the thermoplastic resin according to the required proportion, or directly adopt the functional master batch, and then finish the procedures of drying, melt extrusion, spinning on a spinning assembly, air cooling solidification and coiling into ingots in sequence; the drying temperature is 85-150 ℃, and the drying time is 2-24 h; the number of holes of a spinneret plate in the spinning component is 48-180, the diameter is 50-200mm, and the spinning temperature is 240-330 ℃; the winding speed is 1000-4500m/min, and the winding angle is 3-6 degrees.
And 3, performing network texturing on the original filaments obtained in the step 2 to obtain network fiber filaments with shielding and protecting properties, namely the graphene composite flexible radiation-proof fibers.
The winding speed of the network elasticizing is 200-800m/min, the winding angle is 20-60 degrees, the rotation speed of the oil tanker is 0.8-2.2r/min, and the network pressure is 0.1MPa-10 MPa.
The embodiment also provides the flexible radiation-proof fiber based on the graphene composite material, which is prepared by the method.
Example 3
A preparation method of flexible radiation-proof fiber based on graphene composite material comprises the following steps:
step 1, uniformly mixing the thermoplastic resin with the functional powder, the coupling agent, the dispersing agent and the antioxidant, and performing melt blending granulation through a double-screw extruder to prepare the functional master batch for spinning.
Preferably, the uniformly mixed raw materials are subjected to twin-screw melt blending extrusion, water cooling, drawing, strand cutting, granulating and drying to prepare the functional master batch for spinning. Wherein the pulling speed of the pulling strip is 30-300m/min, the drying temperature of the particles is 85-150 ℃, and the drying time is 1-6 h.
The thermoplastic resin is polybutylene terephthalate or polyethylene naphthalate; the amount of the thermoplastic resin was 59.9% by mass of the total amount of the raw materials.
The functional powder is prepared by mixing graphene and tantalum; the using amount of the functional powder is 30 percent of the total amount of the raw materials by mass percent; the particle size range of the functional powder is 0.1-7 mu m.
The interlayer spacing of the graphene is about 0.3-0.4 nm, a doping agent containing potassium and calcium is doped between graphene sheets, and the dosage of the doping agent is 20% of that of the graphene according to mass percentage.
The coupling agent is phosphate ester coupling agent; the amount of the coupling agent is 5 percent of the total amount of the raw materials by mass percent.
The dispersing agent is polyethylene wax; the dosage of the dispersant is 0.1 percent of the total amount of the raw materials by mass percentage.
The antioxidant is a mixture of tetra [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionic acid ] pentaerythritol ester antioxidant and tris [2, 4-di-tert-butylphenyl ] phosphite antioxidant; the dosage of the antioxidant is 5 percent of the total amount of the raw materials by mass percent.
And 2, blending the functional master batch obtained in the step 1 with a thermoplastic resin for melt spinning, or directly carrying out melt spinning on the functional master batch to obtain the raw filament of the thermoplastic resin fiber.
The melt spinning is to mix the functional master batch and the thermoplastic resin according to the required proportion, or directly adopt the functional master batch, and then finish the procedures of drying, melt extrusion, spinning on a spinning assembly, air cooling solidification and coiling into ingots in sequence; the drying temperature is 85-150 ℃, and the drying time is 2-24 h; the number of holes of a spinneret plate in the spinning component is 48-180, the diameter is 50-200mm, and the spinning temperature is 240-330 ℃; the winding speed is 1000-4500m/min, and the winding angle is 3-6 degrees.
And 3, performing network texturing on the original filaments obtained in the step 2 to obtain network fiber filaments with shielding and protecting properties, namely the graphene composite flexible radiation-proof fibers.
The winding speed of the network elasticizing is 200-800m/min, the winding angle is 20-60 degrees, the rotation speed of the oil tanker is 0.8-2.2r/min, and the network pressure is 0.1MPa-10 MPa.
The embodiment also provides the flexible radiation-proof fiber based on the graphene composite material, which is prepared by the method.
Example 4
A preparation method of flexible radiation-proof fiber based on graphene composite material comprises the following steps:
step 1, uniformly mixing the thermoplastic resin with the functional powder, the coupling agent, the dispersing agent and the antioxidant, and performing melt blending granulation through a double-screw extruder to prepare the functional master batch for spinning.
Preferably, the uniformly mixed raw materials are subjected to twin-screw melt blending extrusion, water cooling, drawing, strand cutting, granulating and drying to prepare the functional master batch for spinning. Wherein the pulling speed of the pulling strip is 30-300m/min, the drying temperature of the particles is 85-150 ℃, and the drying time is 1-6 h.
The thermoplastic resin is polyamide; the amount of the thermoplastic resin was 69% by mass of the total amount of the raw materials.
The functional powder is obtained by mixing graphene, boron carbide and boron nitride in any proportion; the using amount of the functional powder is 20 percent of the total amount of the raw materials by mass percent; the particle size range of the functional powder is 0.1-7 mu m.
The interlayer spacing of the graphene is about 0.3-0.4 nm, a doping agent containing a mixture of ferric chloride and molybdenum chloride is doped between graphene sheets, and the dosage of the doping agent is 25% of that of the graphene according to mass percentage.
The coupling agent is a mixture of titanate coupling agent and silane coupling agent; the amount of the coupling agent is 3% of the total amount of the raw materials by mass percent.
The dispersing agent is a mixture of stearate and ethylene bis-stearic acid amide; the dosage of the dispersant is 5 percent of the total amount of the raw materials by mass percentage.
The antioxidant is tetra [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionic acid ] pentaerythritol ester antioxidant; the amount of the antioxidant is 3 percent of the total amount of the raw materials by mass percent.
And 2, blending the functional master batch obtained in the step 1 with a thermoplastic resin for melt spinning, or directly carrying out melt spinning on the functional master batch to obtain the raw filament of the thermoplastic resin fiber.
The melt spinning is to mix the functional master batch and the thermoplastic resin according to the required proportion, or directly adopt the functional master batch, and then finish the procedures of drying, melt extrusion, spinning on a spinning assembly, air cooling solidification and coiling into ingots in sequence; the drying temperature is 85-150 ℃, and the drying time is 2-24 h; the number of holes of a spinneret plate in the spinning component is 48-180, the diameter is 50-200mm, and the spinning temperature is 240-330 ℃; the winding speed is 1000-4500m/min, and the winding angle is 3-6 degrees.
And 3, performing network texturing on the original filaments obtained in the step 2 to obtain network fiber filaments with shielding and protecting properties, namely the graphene composite flexible radiation-proof fibers.
The winding speed of the network elasticizing is 200-800m/min, the winding angle is 20-60 degrees, the rotation speed of the oil tanker is 0.8-2.2r/min, and the network pressure is 0.1MPa-10 MPa.
The embodiment also provides the flexible radiation-proof fiber based on the graphene composite material, which is prepared by the method.
Example 5
A preparation method of flexible radiation-proof fiber based on graphene composite material comprises the following steps:
step 1, uniformly mixing the thermoplastic resin with the functional powder, the coupling agent, the dispersing agent and the antioxidant, and performing melt blending granulation through a double-screw extruder to prepare the functional master batch for spinning.
Preferably, the uniformly mixed raw materials are subjected to twin-screw melt blending extrusion, water cooling, drawing, strand cutting, granulating and drying to prepare the functional master batch for spinning. Wherein the pulling speed of the pulling strip is 30-300m/min, the drying temperature of the particles is 85-150 ℃, and the drying time is 1-6 h.
The thermoplastic resin is a mixture of any of polypropylene, polyethylene terephthalate, polytrimethylene terephthalate, polybutylene terephthalate, polyethylene naphthalate and polyamide; the amount of the thermoplastic resin is 80% by mass of the total amount of the raw materials.
The functional powder is obtained by mixing graphene and any of lead, tungsten, tantalum, boron carbide and boron nitride in any proportion; the using amount of the functional powder is 10 percent of the total amount of the raw materials according to the mass percentage; the particle size range of the functional powder is 0.1-7 mu m.
The interlayer spacing of the graphene is about 0.3-0.4 nm, a doping agent containing aluminum chloride or copper chloride is doped between graphene sheets, and the dosage of the doping agent is 30% of the graphene by mass percent.
The coupling agent is a mixture of a silane coupling agent and a phosphate coupling agent; the amount of the coupling agent is 0.2% of the total amount of the raw materials by mass percent.
The dispersant is oleamide; the dosage of the dispersant is 2.8 percent of the total amount of the raw materials by mass percentage.
The antioxidant is tris [2, 4-di-tert-butylphenyl ] phosphite antioxidant; the amount of the antioxidant is 7 percent of the total amount of the raw materials by mass percent.
And 2, blending the functional master batch obtained in the step 1 with a thermoplastic resin for melt spinning, or directly carrying out melt spinning on the functional master batch to obtain the raw filament of the thermoplastic resin fiber.
The melt spinning is to mix the functional master batch and the thermoplastic resin according to the required proportion, or directly adopt the functional master batch, and then finish the procedures of drying, melt extrusion, spinning on a spinning assembly, air cooling solidification and coiling into ingots in sequence; the drying temperature is 85-150 ℃, and the drying time is 2-24 h; the number of holes of a spinneret plate in the spinning component is 48-180, the diameter is 50-200mm, and the spinning temperature is 240-330 ℃; the winding speed is 1000-4500m/min, and the winding angle is 3-6 degrees.
And 3, performing network texturing on the original filaments obtained in the step 2 to obtain network fiber filaments with shielding and protecting properties, namely the graphene composite flexible radiation-proof fibers.
The winding speed of the network elasticizing is 200-800m/min, the winding angle is 20-60 degrees, the rotation speed of the oil tanker is 0.8-2.2r/min, and the network pressure is 0.1MPa-10 MPa.
The embodiment also provides the flexible radiation-proof fiber based on the graphene composite material, which is prepared by the method.
The invention provides a flexible radiation-proof fiber based on a graphene composite material and a preparation method thereof, wherein the main preparation process comprises the steps of uniformly mixing a thermoplastic resin carrier, functional powder, a coupling agent, a dispersing agent and an antioxidant, and then carrying out twin-screw extrusion granulation to obtain a functional master batch for spinning; and then according to different types of thermoplastic resin carriers, the functional master batch and different thermoplastic resins are blended and melt-spun, or the functional master batch can be directly melt-spun, so as to prepare the novel fiber material with the protection function on ionizing radiation. The invention enlarges the selection range of the fiber carrier by controlling the processing process, and leads the functional effect of the flexible shielding fiber material to be outstanding.
While the present invention has been described in detail with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the invention. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be determined from the following claims.
Claims (10)
1. A preparation method of flexible radiation-proof fibers based on a graphene composite material is characterized by comprising the following steps:
step 1, uniformly mixing thermoplastic resin with functional powder, a coupling agent, a dispersing agent and an antioxidant, and performing melt blending granulation through a double-screw extruder to prepare functional master batches for spinning;
step 2, blending the functional master batch obtained in the step 1 with thermoplastic resin for melt spinning, or directly carrying out melt spinning on the functional master batch to obtain original filaments of the thermoplastic resin fiber;
and 3, performing network texturing on the original filaments obtained in the step 2 to obtain network fiber filaments with shielding and protecting properties, namely the graphene composite flexible radiation-proof fibers.
2. The method for preparing flexible radiation protection fiber based on graphene composite material according to claim 1, wherein in the step 1, the thermoplastic resin is any one or more of polypropylene, polyethylene terephthalate, polypropylene terephthalate, polybutylene terephthalate, polyethylene naphthalate and polyamide; the amount of the thermoplastic resin is 40-80% of the total amount of the raw materials by mass percent.
3. The preparation method of the flexible radiation-proof fiber based on the graphene composite material according to claim 1, wherein the functional powder is obtained by mixing graphene and any one or more of lead, tungsten, tantalum, boron carbide and boron nitride in any proportion; the dosage of the functional powder is 10-50% of the total amount of the raw materials by mass percent; the particle size range of the functional powder is 0.1-7 mu m.
4. The method for preparing the flexible radiation-proof fiber based on the graphene composite material according to claim 4, wherein the graphene has an interlayer spacing of about 0.3-0.4 nm, and the graphene sheets are doped with a dopant comprising one or more of bromine, iodine bromide, iodine chloride, potassium, calcium, ferric chloride, molybdenum chloride, aluminum chloride and copper chloride, and the dopant is used in an amount of 10-30% by mass of the graphene.
5. The preparation method of the flexible radiation protection fiber based on the graphene composite material, according to claim 1, wherein the coupling agent is any one or a mixture of titanate coupling agent, silane coupling agent and phosphate coupling agent; the dosage of the coupling agent is 0.2-9% of the total amount of the raw materials by mass percent.
6. The method for preparing the flexible radiation protection fiber based on the graphene composite material of claim 1, wherein the dispersant is any one or more of white oil, paraffin wax, montan wax, polyethylene wax, stearate, ethylene bis-stearic acid amide and oleic acid amide; the dosage of the dispersing agent is 0.1-11% of the total amount of the raw materials in percentage by mass.
7. The method for preparing the flexible radiation protection fiber based on the graphene composite material as claimed in claim 1, wherein the antioxidant is any one or a mixture of two of tetra [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionic acid ] pentaerythritol ester and tris [2, 4-di-tert-butylphenyl ] phosphite; the dosage of the antioxidant is 0.1-7% of the total amount of the raw materials by mass percent.
8. The method for preparing the flexible radiation-proof fiber based on the graphene composite material according to claim 1, wherein the melt spinning in the step 2 is to mix the functional master batches with the thermoplastic resin, or directly adopt the functional master batches, and then sequentially complete the processes of drying, melt extrusion, spinning on a spinning assembly, air cooling solidification and winding into an ingot; the drying temperature is 85-150 ℃, and the drying time is 2-24 h; the number of holes of a spinneret plate in the spinning component is 48-180, the diameter is 50-200mm, and the spinning temperature is 240-330 ℃; the winding speed is 1000-4500m/min, and the winding angle is 3-6 degrees.
9. The method for preparing the flexible radiation-proof fiber based on the graphene composite material as claimed in claim 1, wherein in the step 3, the winding speed of the network elasticizing is 200-800m/min, the winding angle is 20-60 degrees, the rotation speed of the tanker is 0.8-2.2r/min, and the network pressure is 0.1-10 MPa.
10. A flexible radiation protective fiber based on graphene composite material prepared by the method according to any one of claims 1 to 9.
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CN113717478A (en) * | 2021-08-31 | 2021-11-30 | 南通强生石墨烯科技有限公司 | Master batch for preparing graphene anti-electromagnetic radiation fibers and preparation method thereof |
CN116240642A (en) * | 2023-02-27 | 2023-06-09 | 南通强生新材料科技股份有限公司 | Flexible graphene polyethylene fiber and preparation method thereof |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105544017A (en) * | 2016-01-27 | 2016-05-04 | 浙江大学 | High-conductivity graphene fiber and preparation method thereof |
CN109487366A (en) * | 2018-10-30 | 2019-03-19 | 安徽应流久源核能新材料科技有限公司 | A kind of flexibility radiation resistant fiber material and preparation method thereof |
-
2021
- 2021-04-29 CN CN202110475295.8A patent/CN113122948A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105544017A (en) * | 2016-01-27 | 2016-05-04 | 浙江大学 | High-conductivity graphene fiber and preparation method thereof |
CN109487366A (en) * | 2018-10-30 | 2019-03-19 | 安徽应流久源核能新材料科技有限公司 | A kind of flexibility radiation resistant fiber material and preparation method thereof |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113717478A (en) * | 2021-08-31 | 2021-11-30 | 南通强生石墨烯科技有限公司 | Master batch for preparing graphene anti-electromagnetic radiation fibers and preparation method thereof |
CN116240642A (en) * | 2023-02-27 | 2023-06-09 | 南通强生新材料科技股份有限公司 | Flexible graphene polyethylene fiber and preparation method thereof |
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