CN105131439B - A kind of bismuthic acid lithium nanometer rods composite electron encapsulating material - Google Patents
A kind of bismuthic acid lithium nanometer rods composite electron encapsulating material Download PDFInfo
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- CN105131439B CN105131439B CN201510560801.8A CN201510560801A CN105131439B CN 105131439 B CN105131439 B CN 105131439B CN 201510560801 A CN201510560801 A CN 201510560801A CN 105131439 B CN105131439 B CN 105131439B
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- acid lithium
- nanometer rods
- encapsulating material
- bismuthic acid
- composite electron
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
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- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of bismuthic acid lithium nanometer rods composite electron encapsulating material, belongs to encapsulating material technical field.The mass percent composition of bismuthic acid lithium nanometer rods composite electron encapsulating material of the present invention is as follows：Bismuthic acid lithium nanometer rods 65 80%, polystyrene 10 15%, AEO carboxylic acid sodium 0.05 0.5%, trimethylolpropane 5 10%, silicones metlyl branching silicone oil 4 10%.The composite electron encapsulating material that the present invention is provided uses bismuthic acid lithium nanometer rods as primary raw material, with thermal coefficient of expansion it is little, heat conductivity is high, ageing-resistant and fine corrosion resistance, easy processing, good insulating the features such as, have a good application prospect in electronic package material field.
Description
Technical field
The invention belongs to encapsulating material technical field, and in particular to a kind of bismuthic acid lithium nanometer rods composite electron encapsulating material.
Background technology
Electronic package material belongs to the envelope material for being installed on electronic equipment external, plays fixing seal, protection electronics and sets
It is standby, make electronic equipment from external environment interference, improve the life-span and strengthen electronic device environment adapt to ability.Electronic seal
Important composition of the package material as encapsulation technology, provides the functions such as protection, support, assembling, insulation, radiating for electronic equipment, with
Miniaturization, multifunction and the high performance of electronic equipment, thermal coefficient of expansion, insulating properties to electronic package material,
The requirement more and more higher of ageing-resistant performance, processability, heat conductivity etc..
Macromolecular material and Inorganic Non-metallic Materials can serve as electronic package material, such as national inventing patent " too
Positive energy cell package ethylene-vinyl acetate copolymer adhesive film and preparation method " (national inventing patent application number：
200810020329.9) with ethylene vinyl acetate resin as primary raw material, add a small amount of heat filling (aluminium oxide, oxidation
Magnesium, beryllium oxide, aluminium nitride and carborundum etc.), double (t-butyl peroxy) hexanes of 2,5- dimethyl -2,5- and p- (4- hydroxyls -3,5
Di-tert-butyl-phenyl) the positive octadecanol ester of propanoic acid, obtain a kind of ethane-acetic acid ethyenyl ester for encapsulating solaode altogether
Polymers encapsulating material.(country's invention is special for national inventing patent " electronic devices and components ceramics used for packing material and its production method "
Profit number：ZL201210396718.8) with containing Barium monoxide, boron oxide, silicon oxide, aluminium oxide, Zinc Oxide, zirconium oxide, titanium oxide
Composite oxides as primary raw material, obtain ceramic electronic encapsulating material in 800-1000 DEG C of sintering.National inventing patent
A kind of " TiB2/ Si-Al electronic packaging composite materials and preparation method " (national inventing patent number：ZL201210527903.6 it is) public
One kind has been opened with titanium boride, silicon-aluminum alloy as primary raw material, it is quiet by batch mixing, melting, founding, jet deposition formation and heat etc.
In five stages such as pressure, TiB has been prepared in 580-620 DEG C, pressure 150-170MPa, pressurize 4h in argon gas atmosphere2/Si-Al
Electronic packaging composite material.Although macromolecular material base electronic package material is low with easy processing, good insulating, preparation temperature
Feature, but there is also the shortcoming of big thermal coefficient of expansion, loss of properties on aging and low intensity；Inorganic Non-metallic Materials base Electronic Packaging
Although material has the features such as intensity is high, thermal coefficient of expansion is little, ageing-resistant performance is good, still suffer from being difficult to processing, preparation temperature
High the shortcomings of, so preparing while there is macromolecular material and Inorganic Non-metallic Materials function, i.e. thermal coefficient of expansion be little, heat conduction
The electronic package material that coefficient is high, ageing-resistant and fine corrosion resistance, easy processing, good insulating and preparation temperature are low is current
One of important research direction.
The content of the invention
The invention aims to solve problem above, there is provided bismuthic acid lithium nanometer rods introduce poly- third as primary raw material
The compositions such as ethylene, AEO carboxylic acid sodium, trimethylolpropane and silicones metlyl branching silicone oil, are desirably to obtain tool
Have that thermal coefficient of expansion is little, heat conductivity is high, ageing-resistant and fine corrosion resistance, easy processing, good insulating and preparation temperature are low
Bismuthic acid lithium nanometer rods composite electron encapsulating material.
The mass percent composition of bismuthic acid lithium nanometer rods composite electron encapsulating material provided by the present invention is as follows：
Bismuthic acid lithium nanometer rods 65-80%, polystyrene 10-15%, AEO carboxylic acid sodium 0.05-0.5%,
Trimethylolpropane 5-10%, silicones metlyl branching silicone oil 4-10%.
A diameter of 15-50nm of bismuthic acid lithium nanometer rods of the present invention, length are 1 μm.
The concrete preparation method of bismuthic acid lithium nanometer rods provided by the present invention is as follows：
Using sodium bismuthate, Quilonorm (SKB) as raw material, water is solvent, and wherein sodium bismuthate and the mol ratio of Quilonorm (SKB) are 1:1, by bismuth
Sour sodium, Quilonorm (SKB) are placed in after uniformly being mixed with water in reaction vessel and are sealed, in temperature 150-200 DEG C, insulation 12-24h, wherein
Sodium bismuthate is not more than the 50% of water weight with the weight of Quilonorm (SKB).
The concrete preparation method of bismuthic acid lithium nanometer rods composite electron encapsulating material provided by the present invention is as follows：
Bismuthic acid lithium nanometer rods, polystyrene, AEO carboxylic acid sodium, trihydroxy methyl are weighed according to mass ratio
Propane and silicones metlyl branching silicone oil, are then mixed uniformly by mechanical agitation, then are placed in punch forming in grinding tool,
100-150 DEG C, insulation 12-48h, have obtained bismuthic acid lithium nanometer rods composite electron encapsulating material after natural cooling.
Compared with prior art, the present invention has following technique effect：
1st, the present invention with bismuthic acid lithium nanometer rods, polystyrene, AEO carboxylic acid sodium, trimethylolpropane and
Silicones metlyl branching silicone oil prepares the electronics that inorganic nonmetallic nanometer material is compounded to form with macromolecular material as raw material
Encapsulating material, this composite electron encapsulating material have that thermal coefficient of expansion is little, heat conductivity is high, ageing-resistant and excellent corrosion
The features such as good, easy processing, good insulating.
2nd, the preparation temperature of bismuthic acid lithium nanometer rods composite electron encapsulating material of the present invention be 100-150 DEG C, substantially less than without
The preparation temperature of 800-1000 DEG C of machine nonmetallic materials base electronic package material, reduces energy consumption, reduces preparation cost.
3rd, the bismuthic acid lithium nanometer rods good stability of present invention employing, nontoxic and pollution-free, polystyrene, fatty alcohol polyoxy second
Alkene ether carboxylic acid sodium, trimethylolpropane and silicones metlyl branching silicone oil are all the raw materials of batch production, it is possible to achieve bismuthic acid lithium
The preparation of nanometer rods composite electron encapsulating material.
Description of the drawings
Fig. 1 is the SEM image of bismuthic acid lithium nanometer rods composite electron encapsulating material prepared by embodiment 1；
Bismuthic acid lithium nanometer rods composite electron encapsulating material is made up of nanometer rods and random granule as can be seen from Fig., nanometer
A diameter of 15-50nm of rod, length are 1 μm.
Specific embodiment
Below in conjunction with specific embodiment in detail the present invention is described in detail, but the present invention is not limited to following embodiments.
Embodiment 1
Determine that the mass percent composition of bismuthic acid lithium nanometer rods composite electron encapsulating material is as follows：
Embodiment 2
Determine that the mass percent composition of bismuthic acid lithium nanometer rods composite electron encapsulating material is as follows：
Embodiment 3
Determine that the mass percent composition of bismuthic acid lithium nanometer rods composite electron encapsulating material is as follows：
Embodiment 4
Determine that the mass percent composition of bismuthic acid lithium nanometer rods composite electron encapsulating material is as follows：
Embodiment 5
Determine that the mass percent composition of bismuthic acid lithium nanometer rods composite electron encapsulating material is as follows：
Embodiment 6
Determine that the mass percent composition of bismuthic acid lithium nanometer rods composite electron encapsulating material is as follows：
Embodiment 7
Determine that the mass percent composition of bismuthic acid lithium nanometer rods composite electron encapsulating material is as follows：
Embodiment 8
Determine that the mass percent composition of bismuthic acid lithium nanometer rods composite electron encapsulating material is as follows：
Characteristic parameter such as table 1 of the embodiment of the present invention 1 to 8 gained bismuthic acid lithium nanometer rods composite electron encapsulating material of embodiment
It is shown：
Table 1
Claims (2)
1. a kind of bismuthic acid lithium nanometer rods composite electron encapsulating material, it is characterised in that：By percentage to the quality, the Electronic Packaging material
The formula of material is as follows：
2. as claimed in claim 1 a kind of bismuthic acid lithium nanometer rods composite electron encapsulating material, it is characterised in that：The bismuthic acid lithium is received
A diameter of 15-50nm of rice rod, length are 1 μm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510560801.8A CN105131439B (en) | 2015-09-06 | 2015-09-06 | A kind of bismuthic acid lithium nanometer rods composite electron encapsulating material |
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| CN201510560801.8A CN105131439B (en) | 2015-09-06 | 2015-09-06 | A kind of bismuthic acid lithium nanometer rods composite electron encapsulating material |
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| CN105131439A CN105131439A (en) | 2015-12-09 |
| CN105131439B true CN105131439B (en) | 2017-04-05 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106543920A (en) * | 2016-10-28 | 2017-03-29 | 安徽工业大学 | Zinc antimonates nanosphere combined high temperature fluid sealant |
| CN110605112B (en) * | 2019-05-10 | 2022-07-19 | 盐城工学院 | Lithium oxide photocatalytic material and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7300722B2 (en) * | 2005-04-11 | 2007-11-27 | The Gillette Company | Lithium battery containing bismuth metal oxide |
| CN102838349B (en) * | 2011-06-20 | 2014-09-10 | 中国科学院上海硅酸盐研究所 | Piezoelectric ceramic material with high Curie temperature and high electrostrictive strain, and preparation method thereof |
| CN102531638B (en) * | 2012-01-05 | 2013-11-20 | 江苏大学 | Additive and application thereof for reducing sintering temperature of piezoceramic |
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