CN105860131A - Application of graphene nano hybrid material as heat-resistant stabilizer of polymer - Google Patents

Application of graphene nano hybrid material as heat-resistant stabilizer of polymer Download PDF

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CN105860131A
CN105860131A CN201610283281.5A CN201610283281A CN105860131A CN 105860131 A CN105860131 A CN 105860131A CN 201610283281 A CN201610283281 A CN 201610283281A CN 105860131 A CN105860131 A CN 105860131A
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graphene
hybrid material
based nano
nano
heat
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韩和良
叶鹏
王猛
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HANGZHOU HUANA CHEMICAL CO Ltd
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HANGZHOU HUANA CHEMICAL CO Ltd
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    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F112/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
    • C08F112/02—Monomers containing only one unsaturated aliphatic radical
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    • C08F120/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
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    • C08F136/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
    • C08F136/02—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
    • C08F136/04—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
    • C08F136/08—Isoprene
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    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/44—Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
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    • C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
    • C08G8/04—Condensation polymers of aldehydes or ketones with phenols only of aldehydes
    • C08G8/08—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ
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    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
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    • C08K3/20—Oxides; Hydroxides
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    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
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    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C08K2003/265—Calcium, strontium or barium carbonate
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Abstract

The invention provides new application of a graphene nano hybrid material and particularly relates to application of the graphene nano hybrid material to polymer as heat-resistant stabilizer. Graphene and inorganic nanometer particles are subjected to hybridization compounding, self-clustering of the nano material can be reduced, characteristics of the graphene and inorganic nanometer particles are fully played, the graphene and inorganic nanometer particles are applied to polymer, free radicals are stabilized through the electronic conjugation effect of a benzene ring structure on graphene, inorganic nano particles absorb acid, and the effect of the graphene nano hybrid material as the heat-resistant stabilizer of the polymer is played.

Description

Graphene-based nano-hybrid material is as the application of polymer heat-resistant stabilizer
Technical field
The present invention relates to a kind of new application of graphene-based nano-hybrid material, refer specifically to graphene-based nano hybridization Material is as heat-resisting stabilizing agent application in the polymer.
Background technology
Graphene is to be stripped out from graphite material, the two dimension of the only one layer of atomic thickness being made up of carbon atom Crystal.Graphene is the thinnest material, is also the most tough material, and fracture strength is also wanted than best steel High 200 times.It has again good elasticity simultaneously, and stretch range can reach the 20% of own dimensions.
In order to open up the application of Graphene and improve further its Practical Performance, researcher by Graphene with Multiple inorganic material, macromolecular material etc. are combined.Material after Fu He, by certain synergy, has Hope and give the performance that composite is new.At present, the research of graphene composite material receives much concern, and is expected to be formed newly High-tech industry.Graphene and inorganic nanoparticles are carried out hybridization compounding, it is possible to reduce nano material from Reunite, give full play to both respective characteristics, be applied to polymer, utilize benzene ring structure on Graphene Electron conjugated effect stabilized radical, and the absorption that inorganic nanoparticles is to acid, play polymer heat-resistant stabilizer Effect.
Summary of the invention
The invention provides a kind of new application of graphene-based nano-hybrid material, refer specifically to graphene-based nanometer miscellaneous Formed material is as heat-resisting stabilizing agent application in the polymer, and this heat-resisting stabilizing agent utilizes the electricity of phenyl ring on Graphene Sub-conjugation, and the absorption that inorganic nanoparticles is to acid, improve the Heat-resistant stable effect of polymer.Concrete skill Art scheme is the application as polymer heat-resistant stabilizer of the graphene-based nano-hybrid material.
Graphene-based nano-hybrid material can use following two for the method improving heat-resistant stability:
The first concretely comprises the following steps:
Step 1): Graphene and inorganic nanoparticles are carried out hybridization compounding, obtains graphene-based nano hybridization material Material；
Step 2): by step 1) the graphene-based nano-hybrid material that obtains mixes with polymer monomer, participates in Polymerization process, obtains the fluoropolymer resin containing graphene-based nano-hybrid material.
The second concretely comprises the following steps:
Step 1): Graphene and inorganic nanoparticles are carried out hybridization compounding, obtains graphene-based nano hybridization material Material；
Step 2): by step 1) the graphene-based nano-hybrid material that obtains and mixed with polymers, contained There is the polymeric material of graphene-based nano-hybrid material.
In above two step, described Graphene is in Graphene, graphene oxide, redox Graphene One or more.
In above two step, described inorganic nanoparticles is nano-calcium carbonate, nano barium sulfate, nanometer illiteracy One or more in de-soil, nano titanium oxide, Nano Silver, nm of gold, nanometer di-iron trioxide.
In above two step, described polymer monomer is ethene, propylene, vinyl chloride, styrene, propylene Nitrile, methymethacrylate, methacrylic acid second fat, methacrylic acid fourth fat, the own fat of methacrylic acid, first Base octadecyl base fat, vinyl acetate, acrylic acid, butadiene, maleic anhydride, butylene, isoamyl two Alkene, vinylidene chloride, tetrafluoroethene, vinylidene, PVF, perfluoroethylene-propylene (copolymer), methyl acrylate, methyl Styrene, CTFE, acrylamide, isoprene, formaldehyde, phenol, melamine, urea, double One in phenol A or mixing.
In above two step, described polymer be polyethylene, polypropylene, polyvinyl chloride, polystyrene, Polyamide fibre, terylene, acrylic fibers, vinylon, butadiene-styrene rubber, butadiene rubber, isoprene rubber, EP rubbers, poly-first In aldehyde, Merlon, polyester, polyimides, polyarylether, Nomex, Lauxite, phenolic resin, Epoxy resin, acrylate, the one of silicon rubber or mixing.
The principle of the present invention is that Graphene and inorganic nanoparticles are carried out hybridization compounding, it is possible to reduce nanometer material Certainly reuniting of material, give full play to both respective characteristics, be applied in polymer, utilize benzene on Graphene The electron conjugated effect stabilized radical of ring structure, and the absorption that inorganic nanoparticles is to acid, play polymer resistance to The effect of heat stabilizer.
The beneficial effect comprise that the present invention utilizes graphene-based nano-hybrid material as polymer first Heat-resisting stabilizing agent, can be effectively improved the heat-resistant stability of polymer, makes the thermal decomposition time of polymer significantly prolong Long.
Accompanying drawing explanation
Fig. 1 is the electron spin resonance collection of illustrative plates of the polyvinyl chloride that in the present invention, embodiment 1 obtains.A blank polychlorostyrene Ethene；B adds the polyvinyl chloride of calcium carbonate；C adds the polyvinyl chloride of Graphene and calcium carbonate.Heating-up temperature 220 DEG C, 1 hour time；
Fig. 2 is the electron spin resonance collection of illustrative plates of the polyvinyl chloride that in the present invention, embodiment 1 obtains.A blank polychlorostyrene Ethene；B adds the polyvinyl chloride of calcium carbonate；C adds the polyvinyl chloride of Graphene and calcium carbonate.Heating-up temperature 220 DEG C, 10 hours time；
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is further elaborated, but embodiment and accompanying drawing are only used for explaining Claim, is not construed as limiting.
Graphene-based nano-hybrid material as the application of polymer heat-resistant stabilizer, concretely comprising the following steps of method:
Step 1): Graphene and inorganic nanoparticles are carried out hybridization compounding, obtains graphene-based nano hybridization material Material；
Step 2): by step 1) the graphene-based nano-hybrid material that obtains mixes with polymer monomer, participates in Polymerization process, obtains the fluoropolymer resin containing graphene-based nano-hybrid material.This step the most just uses as follows Method: by step 1) the graphene-based nano-hybrid material that obtains and mixed with polymers, obtain containing graphene-based The polymeric material of nano-hybrid material.
Embodiment 1
Graphene-based nano-hybrid material, as the application of polymer heat-resistant stabilizer, is embodied as step and includes:
First step: 10 grams of graphene oxides and 30 grams of nano-calcium carbonates are incorporated in 500 grams of water, stirring Form suspension.
Second step: the hydrazine hydrate solution adding 500 gram 80% reduces.Reaction temperature 30 DEG C, reaction 6 hours time.
Third step: naturally cool to room temperature, centrifuge washing for several times, i.e. can get graphene-based nano-calcium carbonate Hybrid material.
4th step: the graphene-based nano-calcium carbonate hybrid material obtained is added gathering containing VCM Close in reactant liquor, carry out being polymerized the polyvinyl chloride tree that i.e. can obtain containing graphene-based nano-calcium carbonate hybrid material Fat.
5th step: the Corvic obtained containing graphene-based nano-calcium carbonate hybrid material is added Heat, temperature 220 DEG C, 10 hours time, number of free radical is substantially less than blank polyvinyl chloride, shows heat-resisting Stability is improved significantly.
Fig. 1 and Fig. 2 is the electron spin resonance collection of illustrative plates of different polyvinyl chloride.Peak in figure can belong to main chain Upper polyene structure is connected mesomethylene carbon free radical:
-CHCl-C H-(CH=CH)n-
1 hour heat time (Fig. 1), the signal strength signal intensity of blank polyvinyl chloride is 3500；And added calcium carbonate Free Radical Signal then it is not detected by with calcium carbonate/Graphene composite polrvinyl chloride.Test result indicate that, in short-term Between heat, blank polyvinyl chloride main chain will take off HCl and produce free radical, according to polyvinyl chloride thermal degradation from By base chain reaction mechanism, the speed of thermal degradation will be dramatically speeded up.And under equal conditions, add calcium carbonate and carbon The composite polrvinyl chloride of acid calcium/Graphene is then not detected by free radical, shows there was added of a small amount of nano material Inhibit the generation of free radical to effect, source reduces the speed of polyvinyl chloride thermal degradation, thus greatly Improve the heat-resistant stability of polyvinyl chloride.
Heat time is 10 hours (Fig. 2), and the signal strength signal intensity of blank polyvinyl chloride is 300000；Add carbon The signal strength signal intensity of acid calcium polyvinyl chloride is 100000；The signal strength signal intensity of calcium carbonate/Graphene composite polrvinyl chloride is 30000, occur in that new peak simultaneously, show have new free radical to produce.Extending heating time, three kinds of samples All detect Free Radical Signal.The polyvinyl chloride number of free radical adding nano material reduces, particularly carbon The Free Radical Signal intensity of acid calcium/Graphene composite polrvinyl chloride is approximately 1/10th of blank polyvinyl chloride.More For meaningfully finding Free Radical Signal new on calcium carbonate/Graphene composite polrvinyl chloride, this shows carbonic acid The π-πconjugation that calcium and Graphene are formed between the two has the effect of stabilized radical, thus defines new Inertia free radical, improves the heat aging performance of polyvinyl chloride.
Embodiment 2
Graphene-based nano-hybrid material, as the application of polymer heat-resistant stabilizer, is embodied as step and includes:
First step: 15 grams of graphene oxides and 30 grams of nano titanium oxides are incorporated in 500 grams of water, stir Mix formation suspension.
Second step: the hydrazine hydrate solution adding 500 gram 80% reduces.Reaction temperature 30 DEG C, reaction 6 hours time.
Third step: naturally cool to room temperature, centrifuge washing for several times, i.e. can get graphene-based nanometer titanium dioxide Titanium hybrid material.
4th step: the graphene-based nano titanium dioxide hybrid material obtained is added containing phenol and formaldehyde list In the polymerization liquid of body, carry out being polymerized the phenol that i.e. can obtain containing graphene-based nano titanium dioxide hybrid material Urea formaldehyde.
5th step: the phenolic resin obtained containing graphene-based nano titanium dioxide hybrid material is added Heat, temperature 400 DEG C, 1 hour time, weight-loss ratio is 24%；And blank phenolic resin is 50%, show resistance to Heat endurance is improved significantly.
Embodiment 3
Graphene-based nano-hybrid material, as the application of polymer heat-resistant stabilizer, is embodied as step and includes:
First step: 15 grams of graphene oxides and 50 grams of nano barium sulfates are incorporated in 500 grams of water, stirring Form suspension.
Second step: the hydrazine hydrate solution adding 500 gram 80% reduces.Reaction temperature 30 DEG C, reaction 6 hours time.
Third step: naturally cool to room temperature, centrifuge washing for several times, i.e. can get graphene-based nano barium sulfate Hybrid material.
4th step: the graphene-based nano barium sulfate hybrid material obtained is added containing phenol and formaldehyde monomers Polymerization liquid in, carry out being polymerized the phenolic aldehyde tree that i.e. can obtain containing graphene-based nano barium sulfate hybrid material Fat.
5th step: the phenolic resin obtained containing graphene-based nano barium sulfate hybrid material is heated, Temperature 400 DEG C, 1 hour time, weight-loss ratio is 22%；And blank phenolic resin is 50%, show heat-resisting surely Qualitative it is improved significantly.
Embodiment 4
Graphene-based nano-hybrid material, as the application of polymer heat-resistant stabilizer, is embodied as step and includes:
First step: 15 grams of graphene oxides and 50 grams of nano imvites are incorporated in 500 grams of water, stirring Form suspension.
Second step: the hydrazine hydrate solution adding 500 gram 80% reduces.Reaction temperature 30 DEG C, reaction 6 hours time.
Third step: naturally cool to room temperature, centrifuge washing for several times, i.e. can get graphene-based nano imvite Hybrid material.
4th step: the graphene-based nano imvite hybrid material obtained is added in Corvic, i.e. The polyvinyl chloride containing graphene-based nano imvite hybrid material can be obtained.
5th step: the polyvinyl chloride obtained containing graphene-based nano imvite hybrid material is heated, Temperature 180 DEG C, Congored test paper Coloring Time 10 minutes；And blank polyvinyl chloride is 2 minutes, show resistance to Heat endurance is improved significantly.
Embodiment 5
Graphene-based nano-hybrid material, as the application of polymer heat-resistant stabilizer, is embodied as step and includes:
First step: 15 grams of graphene oxides and 60 grams of nanometer di-iron trioxides are incorporated in 500 grams of water, Stirring forms suspension.
Second step: the hydrazine hydrate solution adding 500 gram 80% reduces.Reaction temperature 30 DEG C, reaction 6 hours time.
Third step: naturally cool to room temperature, centrifuge washing for several times, i.e. can get the oxidation of graphene-based nanometer three Two iron hybrid materials.
4th step: the graphene-based nanometer di-iron trioxide hybrid material obtained is added in phenolic resin, i.e. The polyvinyl chloride containing graphene-based nanometer di-iron trioxide hybrid material can be obtained.
5th step: the phenolic resin obtained containing graphene-based nanometer di-iron trioxide hybrid material is added Heat, temperature 400 DEG C, 1 hour time, weight-loss ratio is 30%；And blank phenolic resin is 50%, show resistance to Heat endurance is improved significantly.
Embodiment 6
Graphene-based nano-hybrid material, as the application of polymer heat-resistant stabilizer, is embodied as step and includes:
First step: 10 grams of graphene oxides and 30 grams of nano-calcium carbonates are incorporated in 500 grams of water, stirring Form suspension.
Second step: the hydrazine hydrate solution adding 500 gram 80% reduces.Reaction temperature 30 DEG C, reaction 6 hours time.
Third step: naturally cool to room temperature, centrifuge washing for several times, i.e. can get graphene-based nano-calcium carbonate Hybrid material.
4th step: the graphene-based nano-calcium carbonate hybrid material obtained is added gathering containing styrene monomer Close in reactant liquor, carry out being polymerized the polystyrene tree that i.e. can obtain containing graphene-based nano-calcium carbonate hybrid material Fat.
5th step: the polystyrene resin obtained containing graphene-based nano-calcium carbonate hybrid material is added Heat, temperature 364 DEG C, 40 minutes time, weight-loss ratio is 30%；And blank polystyrene resin is 50%, Show that heat-resistant stability is improved significantly.
Embodiment 7
Graphene-based nano-hybrid material, as the application of polymer heat-resistant stabilizer, is embodied as step and includes:
First step: 15 grams of graphene oxides and 30 grams of nano titanium oxides are incorporated in 500 grams of water, stir Mix formation suspension.
Second step: the hydrazine hydrate solution adding 500 gram 80% reduces.Reaction temperature 30 DEG C, reaction 6 hours time.
Third step: naturally cool to room temperature, centrifuge washing for several times, i.e. can get graphene-based nanometer titanium dioxide Titanium hybrid material.
4th step: the graphene-based nano titanium dioxide hybrid material obtained is added containing methyl bright olefin(e) acid first In the polymerization liquid of alicyclic monomer, carry out being polymerized and i.e. can obtain containing graphene-based nano titanium dioxide hybrid material Plexiglass.
5th step: the poly-methylpropanoic acid methyl esters tree containing graphene-based nano titanium dioxide hybrid material will be obtained Fat heats, temperature 327 DEG C, 40 minutes time, and weight-loss ratio is 35%；And blank polymethylacrylic acid Late resin is 50%, shows that heat-resistant stability is improved significantly.
Embodiment 8
Graphene-based nano-hybrid material, as the application of polymer heat-resistant stabilizer, is embodied as step and includes:
First step: 15 grams of graphene oxides and 50 grams of nano barium sulfates are incorporated in 500 grams of water, stirring Form suspension.
Second step: the hydrazine hydrate solution adding 500 gram 80% reduces.Reaction temperature 30 DEG C, reaction 6 hours time.
Third step: naturally cool to room temperature, centrifuge washing for several times, i.e. can get graphene-based nano barium sulfate Hybrid material.
4th step: the graphene-based nano barium sulfate hybrid material obtained is added containing isoprene monomer In polymerization liquid, carry out being polymerized the poly-isoamyl two that i.e. can obtain containing graphene-based nano barium sulfate hybrid material Olefine resin.
5th step: the polyisoprene resin obtained containing graphene-based nano barium sulfate hybrid material is carried out Heating, temperature 323 DEG C, 40 minutes time, weight-loss ratio is 38%；And blank polyisoprene resin is 50%, Show that heat-resistant stability is improved significantly.
Embodiment 9
Graphene-based nano-hybrid material, as the application of polymer heat-resistant stabilizer, is embodied as step and includes:
First step: 15 grams of graphene oxides and 50 grams of nano imvites are incorporated in 500 grams of water, stirring Form suspension.
Second step: the hydrazine hydrate solution adding 500 gram 80% reduces.Reaction temperature 30 DEG C, reaction 6 hours time.
Third step: naturally cool to room temperature, centrifuge washing for several times, i.e. can get graphene-based nano imvite Hybrid material.
4th step: the graphene-based nano imvite hybrid material obtained is added in polyisobutylene resin, i.e. The polyisobutene containing graphene-based nano imvite hybrid material can be obtained.
5th step: the polyisobutene obtained containing graphene-based nano imvite hybrid material is heated, Temperature 348 DEG C, 40 minutes time, weight-loss ratio is 33%；And blank polyisobutylene resin is 50%, show Heat-resistant stability is improved significantly.
Embodiment 10
Graphene-based nano-hybrid material, as the application of polymer heat-resistant stabilizer, is embodied as step and includes:
First step: 15 grams of graphene oxides and 60 grams of nanometer di-iron trioxides are incorporated in 500 grams of water, Stirring forms suspension.
Second step: the hydrazine hydrate solution adding 500 gram 80% reduces.Reaction temperature 30 DEG C, reaction 6 hours time.
Third step: naturally cool to room temperature, centrifuge washing for several times, i.e. can get the oxidation of graphene-based nanometer three Two iron hybrid materials.
4th step: the graphene-based nanometer di-iron trioxide hybrid material obtained is added in acrylic resin, I.e. can obtain the polypropylene containing graphene-based nanometer di-iron trioxide hybrid material.
5th step: the acrylic resin obtained containing graphene-based nanometer di-iron trioxide hybrid material is carried out Heating, temperature 387 DEG C, 40 minutes time, weight-loss ratio is 36%；And blank acrylic resin is 50%, Show that heat-resistant stability is improved significantly.

Claims (7)

  1. The most graphene-based nano-hybrid material is as the application of polymer heat-resistant stabilizer.
  2. Graphene-based nano-hybrid material the most as claimed in claim 1 is as the application of polymer heat-resistant stabilizer, it is characterised in that graphene-based nano-hybrid material concretely comprises the following steps for the method improving heat-resistant stability:
    Step 1): Graphene and inorganic nanoparticles are carried out hybridization compounding, obtains graphene-based nano-hybrid material;
    Step 2): graphene-based nano-hybrid material step 1) obtained mixes with polymer monomer, participates in polymerization process, obtains the fluoropolymer resin containing graphene-based nano-hybrid material.
  3. Apply the most as claimed in claim 1, it is characterised in that concretely comprise the following steps for improving the method for heat-resistant stability:
    Step 1): Graphene and inorganic nanoparticles are carried out hybridization compounding, obtains graphene-based nano-hybrid material;
    Step 2): the graphene-based nano-hybrid material that step 1) is obtained and mixed with polymers, obtain the polymeric material containing graphene-based nano-hybrid material.
  4. Graphene-based nano-hybrid material the most according to claim 1 and 2 is as the application of polymer heat-resistant stabilizer, it is characterised in that described Graphene is one or more in Graphene, graphene oxide, redox Graphene.
  5. Graphene-based nano-hybrid material the most according to claim 1 and 2 is as the application of polymer heat-resistant stabilizer, it is characterized in that, described inorganic nanoparticles is one or more in nano-calcium carbonate, nano barium sulfate, nano imvite, nano titanium oxide, Nano Silver, nm of gold, nanometer di-iron trioxide.
  6. Graphene-based nano-hybrid material the most according to claim 1 and 2 is as the application of polymer heat-resistant stabilizer, it is characterized in that, described polymer monomer is ethene, propylene, vinyl chloride, styrene, acrylonitrile, methymethacrylate, methacrylic acid second fat, methacrylic acid fourth fat, the own fat of methacrylic acid, methacrylic acid octadecyl fat, vinyl acetate, acrylic acid, butadiene, maleic anhydride, butylene, isoprene, vinylidene chloride, tetrafluoroethene, vinylidene, PVF, perfluoroethylene-propylene (copolymer), methyl acrylate, methyl styrene, CTFE, acrylamide, isoprene, formaldehyde, phenol, melamine, urea, one in bisphenol-A or mixing.
  7. Graphene-based nano-hybrid material the most according to claim 1 and 2 is as the application of polymer heat-resistant stabilizer, it is characterized in that, described polymer is in polyethylene, polypropylene, polyvinyl chloride, polystyrene, polyamide fibre, terylene, acrylic fibers, vinylon, butadiene-styrene rubber, butadiene rubber, isoprene rubber, EP rubbers, polyformaldehyde, Merlon, polyester, polyimides, polyarylether, Nomex, the one of Lauxite, phenolic resin, epoxy resin, acrylate, silicon rubber or mixing.
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CN106863507A (en) * 2016-12-30 2017-06-20 亚振家具股份有限公司 A kind of method that timber hydrophobicity and stability are improved based on nano titanium oxide
CN109206550A (en) * 2017-06-30 2019-01-15 翁秋梅 A kind of hydridization supermolecular mechanism dynamic aggregation object
CN107474427A (en) * 2017-08-14 2017-12-15 江苏苏沃尚新材料科技有限公司 A kind of graphene oxide antibiotic complex pvc material and preparation method thereof
CN108485206A (en) * 2018-04-02 2018-09-04 东莞市明骏智能科技有限公司 A kind of composite heat interfacial material of graphene-containing and preparation method thereof, application
CN109097859A (en) * 2018-07-18 2018-12-28 西北工业大学 A kind of polyimide-based heat-conductive composite material and preparation method thereof
WO2020094700A1 (en) 2018-11-07 2020-05-14 Universidade De Santiago De Compostela Stable polymer composites
CN110078854A (en) * 2019-04-30 2019-08-02 杭州电化集团有限公司 A kind of preparation method of graphene chlorinated polyether resin
CN110078854B (en) * 2019-04-30 2021-05-18 杭州电化集团有限公司 Preparation method of graphene epichlorohydrin resin
CN111073850A (en) * 2020-03-24 2020-04-28 朗姿赛尔生物科技（广州）有限公司 Culture medium for promoting mesenchymal stem cell differentiation
CN111073850B (en) * 2020-03-24 2020-09-01 朗姿赛尔生物科技（广州）有限公司 Culture medium for promoting mesenchymal stem cell differentiation
CN111363071A (en) * 2020-04-23 2020-07-03 杭州电化集团有限公司 Preparation method of graphene/nano silicon dioxide/polyvinyl chloride resin
CN113999465A (en) * 2021-10-22 2022-02-01 翁定也 High-thermal-stability PVC (polyvinyl chloride) film and preparation method thereof

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Application publication date: 20160817