CN107501845B - Preparation of graphene/ABS nano composite material by master batch-ball milling-hot pressing method - Google Patents

Preparation of graphene/ABS nano composite material by master batch-ball milling-hot pressing method Download PDF

Info

Publication number
CN107501845B
CN107501845B CN201710743074.8A CN201710743074A CN107501845B CN 107501845 B CN107501845 B CN 107501845B CN 201710743074 A CN201710743074 A CN 201710743074A CN 107501845 B CN107501845 B CN 107501845B
Authority
CN
China
Prior art keywords
abs
graphene
ball milling
master batch
powder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201710743074.8A
Other languages
Chinese (zh)
Other versions
CN107501845A (en
Inventor
何芳
李会霞
赵乃勤
师春生
何春年
刘恩佐
马丽颖
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin University
Original Assignee
Tianjin University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tianjin University filed Critical Tianjin University
Priority to CN201710743074.8A priority Critical patent/CN107501845B/en
Publication of CN107501845A publication Critical patent/CN107501845A/en
Application granted granted Critical
Publication of CN107501845B publication Critical patent/CN107501845B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/10—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with one or a few disintegrating members arranged in the container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/58—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/58—Measuring, controlling or regulating
    • B29C2043/5808—Measuring, controlling or regulating pressure or compressing force
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/58—Measuring, controlling or regulating
    • B29C2043/5816—Measuring, controlling or regulating temperature
    • 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
    • C08K2201/011—Nanostructured additives

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Food Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Carbon And Carbon Compounds (AREA)

Abstract

The invention provides master batch-ball milling-hot pressing method for preparing graphene/ABS nano composite material, which comprises the steps of preparing graphene/ABS master batch, dissolving ABS in N, N-dimethylformamide DMF to obtain ABS/DMF solution, dissolving graphene in DMF to obtain graphene/DMF suspension, mixing the obtained ABS/DMF solution with graphene/DMF suspension, dripping distilled water into the mixture to flocculate graphene and ABS from DMF to obtain graphene/ABS master batch, and (2) ball milling, namely adding pure ABS powder into a ball milling tank, carrying out ball milling in a planetary ball mill to obtain ABS sheets, adding the graphene/ABS master batch into the ball milling tank, and carrying out ball milling to obtain powder with uniformly dispersed pure ABS and graphene/ABS master batch.

Description

Preparation of graphene/ABS nano composite material by master batch-ball milling-hot pressing method
Technical Field
The invention relates to a preparation method of graphene/acrylonitrile-butadiene-styrene plastic (ABS) composite materials, and belongs to the technical field of graphene.
Background
Graphene, also known as monoatomic layer graphite, is made of SP2The two-dimensional atomic crystal with a pi electron cloud structure formed by connecting hybrid carbon atoms stably exists at room temperature and has excellent physical properties such as excellent mechanical properties, the Young modulus of graphene can reach 11000GPa, and the breaking strength can reach 130 GPa; good thermal property, and the thermal conductivity coefficient is as high as 5000W/(m.K); excellent electrical performance, the graphene electron mobility can reach 15000cm at room temperature2/V·s，Resistivity of only 10-6Omega cm; the graphene has half-integer quantum Hall effect at low temperature, simultaneously has ferromagnetism and other magnetic properties at the edge and the defect of the graphene, and the theoretical specific surface area of the graphene is up to 2630m2The transmittance of the single-layer graphene in a visible light region is more than 97%, and due to the characteristics, the graphene has -wide application prospects in the fields of energy, aerospace, electronic and electric products, biomedicine and the like, and the applications are mostly based on the research of graphene composite materials.
The matrix of the graphene composite material comprises metals, ceramics, polymers and the like, wherein the polymer-based graphene nanocomposite material can combine the advantages of graphene with the toughness and the processability of the polymers in , namely, the graphene serving as the filler of the polymers can obviously enhance the mechanical, electrical and thermal properties of the polymer matrix, and therefore, a lot of research work is carried out on the preparation aspect of the graphene/polymer nanocomposite material.
At present, three methods commonly used for preparing graphene/polymer nano composite materials include an in-situ polymerization method, a melt blending method and a solution compounding method, wherein the dispersibility of graphene is good when the viscosity of a system is small in the in-situ polymerization process, and the dispersibility of graphene is poor along with the increase of the viscosity of the system, the melt blending method is to compound a polymer and graphene in a polymer melt state, the polymer and graphene are prepared through an internal mixer, a mixing roll, a screw extruder and the like, which is a processing technology mainly adopted in the current graphene/polymer industry, but the dispersibility of graphene in the prepared composite material is poor, the solution compounding method is to dissolve or swell the polymer in a solvent, mix the polymer and graphene through methods such as mechanical stirring or ultrasonic treatment, and then remove the solvent, the dispersibility of graphene is good but a large amount of solvent is required in the process, the cost is high, the industrial production is not suitable for Zhao Ji Hei et al (patent publication No. CN104194247A), the in-situ polymerization method is adopted to mix the graphene and ABS monomer or prepolymer of the graphene and the ABS is also suitable for preparing ABS composite materials through a subsequent conductive ABS particle stripping process, so that the ABS is obtained through a small ABS foaming process, and the subsequent ABS can be developed.
Disclosure of Invention
Based on the above, the invention provides methods for preparing graphene/ABS nano composite material, which have less required solvent amount and good graphene dispersibility and are suitable for industrial production
masterbatch-ball milling-hot pressing method for preparing graphene/ABS nano composite material, comprising the following steps:
(1) the preparation method of the graphene/ABS master batch comprises the steps of dissolving ABS in an organic solvent N, N-dimethylformamide DMF, carrying out magnetic stirring for dissolution to obtain an ABS/DMF solution, dissolving graphene in DMF, dispersing the graphene in DMF by a dispersion method determined by to obtain a graphene/DMF suspension, mixing the obtained ABS/DMF solution with the graphene/DMF suspension, carrying out magnetic stirring for uniform mixing, dripping distilled water into the mixture to flocculate the graphene and the ABS from the DMF to obtain the graphene/ABS master batch, and then drying the graphene/ABS master batch in a vacuum drying oven, wherein the concentration of the ABS/DMF solution is controlled to be 0.04g/mL, the concentration of the graphene/ABS suspension is 1-3 mg/mL, and the graphene in the finally obtained graphene/ABS master batch accounts for 1-15% of the total mass of the graphene and the ABS.
(2) And (2) ball milling, namely adding pure ABS powder into a ball milling tank, ball milling the pure ABS powder into ABS sheets in a planetary ball mill, adding the graphene/ABS master batch prepared in the step (1) into the ball milling tank, and continuing ball milling to obtain powder with the pure ABS and the graphene/ABS master batch uniformly dispersed, wherein mass ratio of the pure ABS to the graphene/ABS master batch is ensured in the process, so that the mass of the graphene in the obtained powder accounts for 0.5-10% of the total mass of the graphene/ABS powder and the pure ABS powder.
(3) And (5) hot-press forming.
The -based dispersion method can be performed by magnetic stirring, ultrasonic dispersion or cell crushing.
The ball milling process of the pure ABS powder adopts a ball milling rotating speed of 200 plus 400rad/min, a ball-to-material ratio of 5-10: 1 and ball milling time of 2-4 h.
The ball milling process of the pure ABS powder and the graphene/ABS master batch adopts a rotating speed of 200-400rad/min, a ball-to-material ratio of 5-10: 1 and ball milling time of 2-6 hours.
The technological parameters of hot-press molding are as follows: the hot pressing pressure is 10-20 MPa, and the hot pressing pressure maintaining temperature is 190-220 ℃. And the hot pressing pressure maintaining time is 3-8 min.
The invention has the advantages that: the masterbatch-ball milling-hot pressing method for preparing the graphene/ABS nano composite material requires a small amount of solvent, and the graphene has good dispersibility, so that the method is suitable for industrial production.
Drawings
Fig. 1 is a surface topography SEM image of the graphene/ABS composite masterbatch powder prepared in example 1 of the present invention.
FIG. 2 is an SEM image of a ball-milled ABS formed sheet prepared in example 1 of the present invention.
Fig. 3 is a surface topography SEM image of the graphene/ABS composite powder prepared in example 1 of the present invention.
Fig. 4 is an XRD spectrum of the graphene/ABS composite block prepared in example 1 of the present invention.
Fig. 5 is a graph comparing the electrical conductivity of the graphene/ABS composite block prepared in example 1 of the present invention with that of a pure ABS block.
Detailed Description
The present invention will be described in detail with reference to the following examples
Example 1
(1) Weighing 8.000g of ABS to dissolve in 200mL of DMF solvent, magnetically stirring for 2h to dissolve the ABS, weighing 0.0808g of graphene to dissolve in 40mL of DMF, ultrasonically dispersing for 2.0h to prepare 2mg/mL of suspension, mixing the obtained ABS solution and the suspension of the graphene, continuously magnetically stirring for 12h, finally dripping distilled water into the mixed solution to flocculate graphene/ABS powder, and after vacuum filtration, putting the powder into a vacuum oven to continuously dry the redundant solvent at 80 ℃ to obtain master batch powder with the graphene accounting for 10% of the total mass of the graphene and the ABS.
(2) Weighing 8.000g of ABS powder, putting the ABS powder into a ball milling tank, adding 80g of stainless steel particles, carrying out ball milling for 2h at a rotating speed of 400rad/min to obtain an ABS sheet, putting the ABS sheet and the graphene/ABS master batch powder prepared in the step (1) into the stainless steel ball milling tank containing 128g of stainless steel particles (the ball-to-material ratio is 8:1), and carrying out ball milling for 3h on a planetary ball mill at a rotating speed of 300rad/min to obtain prefabricated powder.
(3) The hot-press forming process comprises the following steps: and (2) carrying out hot pressing on the mixed powder put into the die by using a hydraulic machine, firstly putting the die into the hydraulic machine, preheating to 200 ℃, then adding the composite powder into the die, setting the pressure to be 15MPa, the pressure maintaining temperature to be 200 ℃, and the pressure maintaining time to be 5min to obtain the block composite material with the content of 10% of graphene in the matrix reduced to the content of 5% of graphene in the matrix.
The morphology of the graphene/ABS master batch powder prepared in step 1 is shown in fig. 1, it can be seen that the binding property of graphene and a matrix is good, in step 2, ABS ball milling is firstly performed to form a sheet as shown in fig. 2, then master batch ball milling is added to obtain a powder morphology as shown in fig. 3, it can be seen that the dispersibility of graphene is good, the block material is obtained through hot press molding in step 3, a more obvious graphene peak can be seen through XRD analysis of the block material fig. 4, the electrical conductivity of the block obtained through the method in fig. 5 is higher than that of pure ABS by 10 orders of magnitude, it is seen from the side that the addition of graphene improves the electrical conductivity of ABS and the dispersibility of graphene in the matrix is good through the master batch-ball milling-hot press method.
Example 2
(1) Weighing 6.000g of ABS to dissolve in 225mL of DMF solvent, magnetically stirring for 2h to dissolve the ABS, weighing 1.0589g of graphene to dissolve in 350mL of DMF, ultrasonically dispersing for 1.5h to prepare 3mg/mL suspension, mixing the obtained ABS solution and the suspension of the graphene, continuously magnetically stirring for 12h, finally dripping distilled water into the mixed solution to flocculate graphene/ABS powder, after vacuum filtration, putting the sample into a vacuum oven, and continuously drying the redundant solvent at 80 ℃ to obtain master batch powder of which the total mass of the graphene and the ABS is 15%.
(2) Weighing 3.5301g of ABS powder, placing the ABS powder into a ball milling tank, adding 70g of stainless steel particles, carrying out ball milling for 3h at the rotating speed of 300rad/min to obtain an ABS sheet, placing the ABS sheet and the graphene/ABS master batch powder prepared in the step (1) into the stainless steel ball milling tank containing 74g of stainless steel particles (the ball-to-material ratio is 7:1), and carrying out ball milling for 3h at the rotating speed of 300rad/min on a planetary ball mill to obtain the prefabricated powder.
(3) The hot-press forming process comprises the following steps: and (2) hot-pressing the mixed powder put into the die by using a liquid machine, firstly putting the die into a hot press, preheating to 210 ℃, then adding the composite powder into the die, setting the pressure to be 10MPa, the pressure maintaining temperature to be 210 ℃, and the pressure maintaining time to be 8min to obtain the block composite material with the content of 15% of graphene in the matrix reduced to the content of 10% of graphene in the matrix.
Example 3
(1) Weighing 4.000g of ABS to dissolve in 150mL of DMF solvent, magnetically stirring for 2h to dissolve the ABS, weighing 0.2105g of graphene to dissolve in 100mL of DMF, ultrasonically dispersing for 0.5h to prepare 2mg/mL suspension, then mixing the obtained ABS solution and the suspension of the graphene, continuously magnetically stirring for 12h, finally dripping distilled water into the mixed solution to flocculate graphene/ABS powder, after vacuum filtration, putting the sample into a vacuum oven, and continuously drying the redundant solvent at 80 ℃ to obtain master batch powder of which the total mass of the graphene and the ABS is 5%.
(2) Weighing 6.3145g of ABS powder, placing the ABS powder into a ball milling tank, adding 60g of stainless steel particles, carrying out ball milling for 2h at a rotating speed of 400rad/min to obtain an ABS sheet, placing the ABS sheet and the graphene/ABS master batch powder prepared in the step (1) into the stainless steel ball milling tank containing 100g of stainless steel particles (the ball-to-material ratio is 10:1), and carrying out ball milling for 3h at a rotating speed of 400rad/min on a planetary ball mill to obtain prefabricated powder.
(3) The hot-press forming process comprises the following steps: and (2) carrying out hot pressing on the mixed powder put into the die by using a hot press, firstly putting the die into the hot press, preheating to 220 ℃, then adding the composite powder into the die, setting the pressure to be 12MPa, the pressure maintaining temperature to be 220 ℃, and the pressure maintaining time to be 6min, thus obtaining the block composite material with the content of 5% of graphene in the matrix reduced to the content of 2% of graphene in the matrix.
Example 4
(1) Weighing 2.000g of ABS to dissolve in 75mL of DMF solvent, magnetically stirring for 2h to dissolve the ABS, weighing 0.1053g of graphene to dissolve in 50mL of DMF, ultrasonically dispersing for 0.5h to prepare 2mg/mL suspension, mixing the obtained ABS solution and the suspension of the graphene, continuously magnetically stirring for 12h, finally adding a large amount of water into the mixed solution to flocculate graphene/ABS powder, and after vacuum filtration, putting the sample into a vacuum oven to continuously dry the redundant solvent at 80 ℃.
(2) Weighing 8.4247g of ABS powder, placing the ABS powder into a ball milling tank, adding 80g of stainless steel particles, carrying out ball milling for 4h at the rotating speed of 300rad/min to obtain an ABS sheet, placing the ABS sheet and the graphene/ABS master batch powder prepared in the step (1) into the stainless steel ball milling tank containing 52g of stainless steel particles (the ball-to-material ratio is 5:1), and carrying out ball milling for 3h at the rotating speed of 350rad/min on a planetary ball mill to obtain prefabricated powder.
(3) The hot-press forming process comprises the following steps: and (2) carrying out hot pressing on the mixed powder put into the die by using a hot press, firstly putting the die into the hot press, preheating to 190 ℃, then adding the composite powder into the die, setting the pressure to be 14MPa, the pressure maintaining temperature to be 190 ℃, and the pressure maintaining time to be 7min to obtain the block composite material with the content of 5% of graphene in the matrix reduced to 1% of graphene in the matrix.

Claims (5)

1, masterbatch-ball milling-hot pressing method for preparing graphene/ABS nano composite material, comprising the following steps:
(1) preparing graphene/ABS master batch, namely dissolving ABS in an organic solvent N, N-dimethylformamide DMF, magnetically stirring and dissolving to obtain an ABS/DMF solution, dissolving graphene in DMF, dispersing to obtain graphene/DMF suspension by a dispersion method determined by , mixing the obtained ABS/DMF solution with the graphene/DMF suspension, magnetically stirring to uniformly mix the graphene/DMF suspension, dripping distilled water into the mixture to flocculate the graphene and the ABS from the DMF to obtain the graphene/ABS master batch, and then drying the graphene/ABS master batch in a vacuum drying oven, wherein the concentration of the ABS/DMF solution in the step is controlled to be 0.04g/mL, the concentration of the graphene/ABS suspension is 1-3 mg/mL, and the graphene in the finally obtained graphene/ABS master batch accounts for 1-15% of the total mass of the graphene and the ABS;
(2) adding pure ABS powder into a ball milling tank, ball milling the pure ABS powder into ABS sheets in a planetary ball mill, adding the graphene/ABS master batch prepared in the step (1) into the ball milling tank, and continuing ball milling to obtain powder with the pure ABS and the graphene/ABS master batch uniformly dispersed, wherein mass ratio of the pure ABS to the graphene/ABS master batch is ensured in the process, so that the mass of the graphene in the obtained powder accounts for 0.5-10% of the total mass of the graphene/ABS powder and the pure ABS powder;
(3) and (5) hot-press forming.
2. The method as claimed in claim 1, wherein the -specified dispersing method is performed by magnetic stirring, ultrasonic dispersing or cell pulverizing.
3. The method as claimed in claim 1, wherein the pure ABS powder ball milling process adopts a ball milling rotation speed of 200 and 400rad/min, a ball-to-material ratio of 5-10: 1, and a ball milling time of 2-4 h.
4. The method according to claim 1, wherein the ball milling process of the pure ABS powder and the graphene/ABS master batch adopts a rotation speed of 200-400rad/min, a ball-to-material ratio of 5-10: 1, and a ball milling time of 2-6 h.
5. The method according to claim 1, wherein the hot press forming process parameters are as follows: the hot pressing pressure is 10-20 MPa, the hot pressing pressure maintaining temperature is 190-220 ℃, and the hot pressing pressure maintaining time is 3-8 min.
CN201710743074.8A 2017-08-25 2017-08-25 Preparation of graphene/ABS nano composite material by master batch-ball milling-hot pressing method Expired - Fee Related CN107501845B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710743074.8A CN107501845B (en) 2017-08-25 2017-08-25 Preparation of graphene/ABS nano composite material by master batch-ball milling-hot pressing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710743074.8A CN107501845B (en) 2017-08-25 2017-08-25 Preparation of graphene/ABS nano composite material by master batch-ball milling-hot pressing method

Publications (2)

Publication Number Publication Date
CN107501845A CN107501845A (en) 2017-12-22
CN107501845B true CN107501845B (en) 2020-01-31

Family

ID=60693578

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710743074.8A Expired - Fee Related CN107501845B (en) 2017-08-25 2017-08-25 Preparation of graphene/ABS nano composite material by master batch-ball milling-hot pressing method

Country Status (1)

Country Link
CN (1) CN107501845B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110862577B (en) * 2019-11-22 2022-01-28 北京航天凯恩化工科技有限公司 Preparation method and application of unsaturated polyolefin loaded graphene master batch

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101864005A (en) * 2010-06-03 2010-10-20 华侨大学 Method for preparing polymer/graphene composite material
CN104194248A (en) * 2014-09-10 2014-12-10 厦门凯纳石墨烯技术有限公司 Method for in-situ modification of ABS (acrylonitrile-butadiene-styrene) resin by graphene
CN104277420A (en) * 2014-09-18 2015-01-14 华侨大学 Polymeric composite material and preparation method thereof
CN104559035A (en) * 2015-01-26 2015-04-29 湖北工业大学 Graphene/ABS (acrylonitrile-butadiene-styrene) conductive plastic, and blasting stripping preparation method and application thereof
CN105324241A (en) * 2013-04-18 2016-02-10 新泽西鲁特格斯州立大学 In situ exfoliation method to fabricate a graphene-reninf-orced polymer matrix composite

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101864005A (en) * 2010-06-03 2010-10-20 华侨大学 Method for preparing polymer/graphene composite material
CN105324241A (en) * 2013-04-18 2016-02-10 新泽西鲁特格斯州立大学 In situ exfoliation method to fabricate a graphene-reninf-orced polymer matrix composite
CN104194248A (en) * 2014-09-10 2014-12-10 厦门凯纳石墨烯技术有限公司 Method for in-situ modification of ABS (acrylonitrile-butadiene-styrene) resin by graphene
CN104277420A (en) * 2014-09-18 2015-01-14 华侨大学 Polymeric composite material and preparation method thereof
CN104559035A (en) * 2015-01-26 2015-04-29 湖北工业大学 Graphene/ABS (acrylonitrile-butadiene-styrene) conductive plastic, and blasting stripping preparation method and application thereof

Also Published As

Publication number Publication date
CN107501845A (en) 2017-12-22

Similar Documents

Publication Publication Date Title
CN105949760B (en) A kind of spinning grade high heat conduction graphene/nylon composite materials in-situ polymerization method for preparing
Ding et al. Anisotropic thermal conductive properties of hot-pressed polystyrene/graphene composites in the through-plane and in-plane directions
CN108396168B (en) A kind of preparation method of high-strength highly-conductive creep resistant graphene enhancing aluminum alloy materials
CN102766304B (en) Three-dimensional graphene network-contained high conductivity polymer composite material and preparation method thereof
Lee et al. Structural optimization of graphite for high-performance fluorinated ethylene–propylene composites as bipolar plates
You et al. In situ thermal reduction of graphene oxide in a styrene–ethylene/butylene–styrene triblock copolymer via melt blending
Muñoz et al. Novel improvement in processing of polymer nanocomposite based on 2D materials as fillers
CN103087411A (en) High-dispersion alkylated graphene/polypropylene composite material and preparation method thereof
CN110157931B (en) Nano carbon reinforced metal matrix composite material with three-dimensional network structure and preparation method thereof
Peng et al. Conductivity improvement of silver flakes filled electrical conductive adhesives via introducing silver–graphene nanocomposites
Lu et al. In‐situ thermal reduction and effective reinforcement of graphene nanosheet/poly (ethylene glycol)/poly (lactic acid) nanocomposites
Kusunose et al. Isotropic enhancement of the thermal conductivity of polymer composites by dispersion of equiaxed polyhedral boron nitride fillers
CN113416334B (en) Hydroxyethyl cellulose/boron nitride nano composite film and preparation method thereof
CN110330012A (en) The preparation method of high concentration graphene aqueous liquid dispersion and self-dispersing graphene powder
CN109265934A (en) Intercalation modifying graphene oxide modified filler and the method for preparing PBT composite
Tsou et al. High-performance antibacterial nanocomposite films with a 3D network structure prepared from carboxylated graphene and modified polyvinyl alcohol
Liu et al. Synthesis of novel nanocomposites reinforced with 3D graphene/highly-dispersible nanodiamonds nano-hybrids
CN107501845B (en) Preparation of graphene/ABS nano composite material by master batch-ball milling-hot pressing method
CN114989580A (en) High-gas-barrier PET material and preparation method thereof
Saha et al. Synthesis and characterization of reduced graphene oxide reinforced polymer matrix composite
CN110862592A (en) Alumina/carboxylic butyronitrile composite material and preparation method thereof
EP2428531B1 (en) Polyvinyl chloride nanocomposite and method of making the same
CN106065148B (en) Graphene-polyvinyl alcohol hybrid material and the method for preparing polyurethane resin based composites
Fu et al. Improved dielectric stability of epoxy composites with ultralow boron nitride loading
CN109294115A (en) Nitrogen-doped graphene/PVC composite of water-proof coiled material and preparation method thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200131

Termination date: 20210825