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WO2010045889A1 - Composite renforcé par polymère - Google Patents

Composite renforcé par polymère Download PDF

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Publication number
WO2010045889A1
WO2010045889A1 PCT/CN2009/074622 CN2009074622W WO2010045889A1 WO 2010045889 A1 WO2010045889 A1 WO 2010045889A1 CN 2009074622 W CN2009074622 W CN 2009074622W WO 2010045889 A1 WO2010045889 A1 WO 2010045889A1
Authority
WO
WIPO (PCT)
Prior art keywords
water
functionalized graphene
soluble polymer
composite
polymer material
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.)
Ceased
Application number
PCT/CN2009/074622
Other languages
English (en)
Chinese (zh)
Inventor
陈永胜
梁嘉杰
黄毅
马延风
张龙
王燕
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.)
Nankai University
Tianjin Pulan Nano Technology Co Ltd
Original Assignee
Nankai University
Tianjin Pulan Nano Technology Co Ltd
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 Nankai University, Tianjin Pulan Nano Technology Co Ltd filed Critical Nankai University
Publication of WO2010045889A1 publication Critical patent/WO2010045889A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • C08J3/205—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase
    • C08J3/21—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase the polymer being premixed with a liquid phase
    • C08J3/215—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase the polymer being premixed with a liquid phase at least one additive being also premixed with a liquid phase
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/005—Reinforced macromolecular compounds with nanosized materials, e.g. nanoparticles, nanofibres, nanotubes, nanowires, nanorods or nanolayered materials
    • 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
    • C08K9/00—Use of pretreated ingredients
    • C08K9/04—Ingredients treated with organic substances
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
    • C08L71/02—Polyalkylene oxides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
    • C08L79/02—Polyamines

Definitions

  • the present invention relates to a composite material and a preparation method thereof, and in particular to a composite material of a functionalized graphene material and a high molecular material and a preparation method thereof.
  • a water-soluble polymer material is a polymer material that dissolves or swells in water to form a solution or dispersion. It has the advantages of excellent performance, convenient use, and environmental protection, and is widely used in various fields of the national economy.
  • polyvinyl alcohol it is widely used in the production of paints, adhesives, and papers because of its unique strong adhesion, film flexibility, smoothness, abrasion resistance, and water resistance due to special treatment. Process agents, emulsifiers, dispersants, films and other products. Therefore, modification of water-soluble polymer materials has become an important research topic in this field.
  • Functionalized graphene materials are single-layer graphite materials on which graphite sheets are attached with hydrophilic functional groups (such as hydroxyl, carboxyl, amino, carbonyl, and epoxy groups) or other functional groups. Due to the presence of these functional groups, the functionalized graphene material has good solubility.
  • the present invention provides a composite material of functionalized graphene and a water-soluble polymer material, wherein the functionalized graphene accounts for 0.05-20% by weight of the entire composite material, and the water-soluble polymer material accounts for 99.95-80wt.
  • the amount of functionalized graphene is from 0.1 to 20% by weight based on the total amount of the composite. In other embodiments, the amount of functionalized graphene is from 0.2 to 10% by weight based on the total amount of the composite. In other embodiments, the amount of functionalized graphene is from 0.3 to 5% by weight based on the total amount of composite.
  • the present invention provides a method of preparing a composite material comprising dispersing an appropriate amount of functionalized graphene in a soluble polymer material.
  • the method comprises:
  • the solubility or dispersibility of the functionalized graphene or the soluble polymer material in a solvent can be improved by heating or the like.
  • any of the above steps 1) -3) may be treated by sonication.
  • the present invention provides a method of improving the mechanical properties of a water soluble polymeric material comprising dispersing an appropriate amount of functionalized graphene in a soluble polymeric material.
  • the water-soluble polymer material generally refers to a polymer capable of dissolving or swelling in water to form a solution or dispersion, including (but not limited to): polyvinyl alcohol, polyethyleneimine , polyacrylic acid, sodium polystyrene sulfonate, polyacrylamide, polyethylene oxide, molecular weight of 2-12 million.
  • the functionalized graphene/polyvinyl alcohol composite As an example, when the content of the functionalized graphene material is 0.7 wt%, the Young's modulus is increased by more than 60%, and the tensile strength is increased by more than 70%. Moreover, the experimental value of the Young's modulus of the functionalized graphene/polyvinyl alcohol composite material is very well matched with the calculated value simulated by the Halpin-Tsai formula, indicating that there is a strong relationship between the functionalized graphene and the polyvinyl alcohol matrix. Interaction.
  • Figure 1 is a graph of stress-strain curves for polyvinyl alcohol composites with different functionalized graphene materials.
  • Figure 2 shows the Young's modulus curves of polyvinyl alcohol composites with different functionalized graphene materials.
  • the term 'functionalized graphene' or 'functionalized graphene material' refers to a two-dimensional planar material whose molecular skeleton is composed of hexagonal lattice-arranged graphene atoms, unless otherwise specified.
  • the single graphite sheet has an area of 10 nm 2 to 400 ⁇ m 2 , a single piece thickness of 0.34 to 4 nm, and a carboxyl group, a hydroxyl group, an amino group, an epoxy bond, a sulfonic acid group, a phenyl isocyanate, a thiophene, a pyrrole, an aniline, and the like.
  • the organic solvent includes, but is not limited to, methanol, ethanol, propanol, acetone, N,N-dimethylformamide, dimethyl sulfoxide.
  • the lg polyvinyl alcohol (molecular weight: 3-5 million, alcoholysis degree: 86-89%, purchased from Alpha Company, the same in the following examples) was dissolved in 14 ml of distilled water at 90 ° C, and was dissolved after being completely dissolved. Vinyl alcohol The liquid is cooled to 40. C.
  • the dispersed aqueous solution of the functionalized graphene is then added dropwise to the polyvinyl alcohol solution. After the mixed solution was further ultrasonicated for a half time, it was cast on a polytetrafluoro substrate to form a film, and vacuum-baked at 60 ° C until the quality was basically unchanged.
  • the dispersed aqueous solution of the functionalized graphene is then added dropwise to the polyvinyl alcohol solution. After the mixed solution was further ultrasonicated for a half time, it was cast on a polytetrafluoro substrate to form a film, and vacuum-baked at 60 ° C until the quality was basically unchanged.
  • the tensile strength test showed that the tensile strength of the polyvinyl alcohol film containing 0.5 wt% of functionalized graphene was 47% higher than that of the pure polyvinyl alcohol film, and the Young's modulus was increased by 35%.
  • the 7 mg of the functionalized graphene material obtained in Preparation Example 1 was dissolved in 6 ml of distilled water and ultrasonicated for a half time, in which the functionalized graphene material was uniformly and stably dispersed in the aqueous solution.
  • the dispersed aqueous solution of the functionalized graphene is then added dropwise to the polyvinyl alcohol solution. After the mixed solution was further ultrasonicated for a half time, it was cast on a polytetrafluoro substrate to form a film, and vacuum-baked at 60 ° C until the quality was basically unchanged.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Materials Engineering (AREA)
  • Nanotechnology (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Composite Materials (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Laminated Bodies (AREA)

Abstract

La présente invention concerne un composite comprenant un graphène fonctionnel et un polymère hydrosoluble, ainsi que sa méthode d'élaboration, la teneur en graphène fonctionnel étant comprise entre 0,05 et 20 % en masse par rapport à la masse totale du composite. Le composite fourni présente d'excellentes propriétés mécaniques.
PCT/CN2009/074622 2008-10-24 2009-10-26 Composite renforcé par polymère Ceased WO2010045889A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200810152469.1 2008-10-24
CNA2008101524691A CN101381524A (zh) 2008-10-24 2008-10-24 单层氧化石墨与水溶性高分子增强复合材料

Publications (1)

Publication Number Publication Date
WO2010045889A1 true WO2010045889A1 (fr) 2010-04-29

Family

ID=40461589

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2009/074622 Ceased WO2010045889A1 (fr) 2008-10-24 2009-10-26 Composite renforcé par polymère

Country Status (2)

Country Link
CN (1) CN101381524A (fr)
WO (1) WO2010045889A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9212228B2 (en) 2005-11-24 2015-12-15 Ganymed Pharmaceuticals Ag Monoclonal antibodies against claudin-18 for treatment of cancer
US9512232B2 (en) 2012-05-09 2016-12-06 Ganymed Pharmaceuticals Ag Antibodies against Claudin 18.2 useful in cancer diagnosis
US9775785B2 (en) 2004-05-18 2017-10-03 Ganymed Pharmaceuticals Ag Antibody to genetic products differentially expressed in tumors and the use thereof
US10414824B2 (en) 2002-11-22 2019-09-17 Ganymed Pharmaceuticals Ag Genetic products differentially expressed in tumors and the use thereof

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101381524A (zh) * 2008-10-24 2009-03-11 南开大学 单层氧化石墨与水溶性高分子增强复合材料
CN102115566A (zh) * 2011-01-06 2011-07-06 西安理工大学 高阻隔性氧化石墨烯和聚合物纳米复合膜的制备方法
CN102357356B (zh) * 2011-09-13 2013-02-06 中山大学 一种偶氮染料吸附剂的制备方法
CN102492296B (zh) * 2011-11-25 2014-02-12 江南大学 一种水分散聚苯胺/石墨烯复合材料的合成方法
CN103194055B (zh) * 2013-04-18 2015-06-17 中国科学技术大学 一种调控湿度的材料及其制备方法和应用
CN109238522A (zh) * 2018-09-21 2019-01-18 南开大学 一种可穿戴的柔性应力传感器及其制备方法和应用
CN109778591B (zh) * 2019-01-11 2021-07-09 浙江理工大学 一种亲水柔性石墨复合密封材料制备方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008045778A1 (fr) * 2006-10-06 2008-04-17 The Trustees Of Princeton University Nanocomposites fonctionnels de graphène caoutchouc
WO2008097343A2 (fr) * 2006-08-08 2008-08-14 William Marsh Rice University Matériaux de graphène fonctionnalisé et leur procédé de production
CN101372553A (zh) * 2008-10-24 2009-02-25 南开大学 功能化单层石墨与聚氨酯光致形状记忆复合材料及其制备
CN101381524A (zh) * 2008-10-24 2009-03-11 南开大学 单层氧化石墨与水溶性高分子增强复合材料

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008097343A2 (fr) * 2006-08-08 2008-08-14 William Marsh Rice University Matériaux de graphène fonctionnalisé et leur procédé de production
WO2008045778A1 (fr) * 2006-10-06 2008-04-17 The Trustees Of Princeton University Nanocomposites fonctionnels de graphène caoutchouc
CN101372553A (zh) * 2008-10-24 2009-02-25 南开大学 功能化单层石墨与聚氨酯光致形状记忆复合材料及其制备
CN101381524A (zh) * 2008-10-24 2009-03-11 南开大学 单层氧化石墨与水溶性高分子增强复合材料

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10414824B2 (en) 2002-11-22 2019-09-17 Ganymed Pharmaceuticals Ag Genetic products differentially expressed in tumors and the use thereof
US9775785B2 (en) 2004-05-18 2017-10-03 Ganymed Pharmaceuticals Ag Antibody to genetic products differentially expressed in tumors and the use thereof
US9212228B2 (en) 2005-11-24 2015-12-15 Ganymed Pharmaceuticals Ag Monoclonal antibodies against claudin-18 for treatment of cancer
US9499609B2 (en) 2005-11-24 2016-11-22 Ganymed Pharmaceuticals Ag Monoclonal antibodies against claudin-18 for treatment of cancer
US9751934B2 (en) 2005-11-24 2017-09-05 Ganymed Pharmaceuticals Ag Monoclonal antibodies against claudin-18 for treatment of cancer
US10017564B2 (en) 2005-11-24 2018-07-10 Ganymed Pharmaceuticals Gmbh Monoclonal antibodies against claudin-18 for treatment of cancer
US10174104B2 (en) 2005-11-24 2019-01-08 Ganymed Pharmaceuticals Gmbh Monoclonal antibodies against claudin-18 for treatment of cancer
US10738108B2 (en) 2005-11-24 2020-08-11 Astellas Pharma Inc. Monoclonal antibodies against claudin-18 for treatment of cancer
US11739139B2 (en) 2005-11-24 2023-08-29 Astellas Pharma Inc. Monoclonal antibodies against Claudin-18 for treatment of cancer
US9512232B2 (en) 2012-05-09 2016-12-06 Ganymed Pharmaceuticals Ag Antibodies against Claudin 18.2 useful in cancer diagnosis
US10053512B2 (en) 2012-05-09 2018-08-21 Ganymed Pharmaceuticals Ag Antibodies against claudin 18.2 useful in cancer diagnosis
US11976130B2 (en) 2012-05-09 2024-05-07 Astellas Pharma Inc. Antibodies against claudin 18.2 useful in cancer diagnosis

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