CN106519429A - Hydrophobic high-elasticity composite material and preparing method thereof - Google Patents
Hydrophobic high-elasticity composite material and preparing method thereof Download PDFInfo
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- CN106519429A CN106519429A CN201610919377.6A CN201610919377A CN106519429A CN 106519429 A CN106519429 A CN 106519429A CN 201610919377 A CN201610919377 A CN 201610919377A CN 106519429 A CN106519429 A CN 106519429A
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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
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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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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Abstract
The invention discloses a hydrophobic high-elasticity composite material. The hydrophobic high-elasticity composite material is prepared from, by weight, 0.6-1 part of stannous sulfide, 1-2 parts of polybenzimidazole, 0.3-1 part of dodecafluoroheptylpropyltrimethoxysilane, 10-13 parts of thermoplastic polyurethane, 3-5 parts of dioctyl azelate, 100-120 parts of high-density polypropylene, 1-2 parts of ammonium molybdate, 0.1-0.3 part of vanadyl acetylacetonate, 0.5-1 part of hexamethylphosphoramide, 10-13 parts of bentonite, 3-4 parts of polytetramethylene glycol, 0.7-1 part of sodium dodecyl sulfate, 1-2 parts of calcium ricinoleate, 0.1-0.2 part of divinyl benzene, 3-4 parts of palm wax and 0.8-2 parts of alkenyl succinic anhydride. The hydrophobic high-elasticity composite material can be used as a gasket material of a large machine and also can be used as a waterproof material and the like, and the hydrophobic high-elasticity composite material is wide in application range and superior in comprehensive performance.
Description
Technical field
The invention belongs to Material Field, is related to the composite of polymer, more particularly to a kind of hydrophobic high resiliency composite wood
Material and preparation method thereof.
Background technology
Polypropylene is nontoxic, tasteless, and density is little, and intensity, rigidity, hardness thermostability are superior to low-pressure polyethylene, can be at 100 DEG C
Left and right uses.Do not affected with good dielectric properties and high-frequency insulation and by humidity, but become fragile during low temperature, it is not wear-resisting, easy
It is aging.It is suitable to make common mechanical part, corrosion-resistant part and insulating part.The organic solvents such as common acid, alkali to it almost
Do not work, can be used for tableware；Then it is how that filler grain is preferably compatible with polypropylene, it is to determine composite material quality
Key factor, affects the main color of key factor of Polymer inorganic nanocomposite performance to include：Inorganic nano-particle be polymerized
Capacitive between thing matrix；Dispersity of the nanoparticle in polymeric matrix；Between the two interface and interaction.However,
Due to the reuniting effect of nanoparticle itself, which is caused in being difficult to be evenly dispersed in polymeric matrix, to form nano combined material
Material.Therefore, in order to improve dispersion of the inorganic nano-particle in polymeric matrix and interface Interaction Force, it usually needs right
Inorganic nano-particle surface carries out covalently or non-covalently key functional modification.Covalent bond functional modification be presently the most extensively,
Effectively method of modifying, is compared to non-covalent bond and is modified, and modifier molecules mainly pass through covalent bond effect and inorganic nano-particle
Son links together, its strong, Stability Analysis of Structures that interacts.Simultaneously can also be by covalent modification on inorganic nano-particle surface
Active function groups or site is introduced, polymer nanocomposites is prepared by grafting or in-situ polymerization further, favorably
In obtaining, good dispersion, interaction force be strong, excellent performance polymer nanocomposites.
The content of the invention
It is an object of the invention to improve filler grain dispersibility in the polymer, the stability of finished product is improved, there is provided
A kind of hydrophobic composite high-elastic material and preparation method thereof.
For achieving the above object, the present invention is employed the following technical solutions：
A kind of hydrophobic composite high-elastic material, it is made up of the raw material of following weight parts：
Stannous sulfide 0.6-1, polybenzimidazoles 1-2, ten difluoro heptyl propyl trimethoxy silicane 0.3-1, thermoplastic poly
Urethane 10-13, dioctyl azelate 3-5, high density poly propylene 100-120, ammonium molybdate 1-2, vanadium acetylacetonate 0.1-0.3, six
Methyl phosphoric triamide 0.5-1, bentonite 10-13, PTMG 3-4, dodecyl sodium sulfate 0.7-1, ricinoleic acid
Calcium 1-2, divinylbenzene 0.1-0.2, palm wax 3-4, alkenyl succinic anhydride 0.8-2.
A kind of preparation method of hydrophobic composite high-elastic material, comprises the following steps：
(1) above-mentioned alkenyl succinic anhydride is taken, is added in the deionized water of its weight 17-20 times, is stirred, rise high temperature
Spend for 54-60 DEG C, insulated and stirred 6-10 minute, add above-mentioned ammonium molybdate, stir, obtain anhydride aqueous solution；
(2) above-mentioned calcium ricinoleate is added in the dehydrated alcohol of its weight 20-34 times, is stirred, rising high-temperature is
70-75 DEG C, insulated and stirred 7-10 minute, above-mentioned polybenzimidazoles is added, is stirred to room temperature, is mixed with above-mentioned divinylbenzene,
Ultrasonic 2-3 minutes, alcohol liquid must be crosslinked；
(3) above-mentioned bentonite is calcined into 1-2 hours at 700-750 DEG C, cools down, wear into fine powder, be added to 3-5mol/l
Sulfuric acid solution in, soak 40-50 minutes, filter, will precipitation mix with HMPA, be added to compound weight 6-
In 10 times of deionized water, stir, obtain kieselguhr dispersion liquid；
(4) 17-20% of above-specified high density polypropylene weight is taken, is added in crosslinking alcohol liquid, is stirred, rise high-temperature
For 70-75 DEG C, the above-mentioned anhydride aqueous solution of addition, dodecyl sodium sulfate, insulated and stirred 1-2 hour, the above-mentioned stannous sulfide of addition,
Kieselguhr dispersion liquid, ultrasonic 20-30 minutes, filters, and by precipitation washing 3-4 time, is vacuum dried 1-2 hours, obtains at 50-60 DEG C
Modification infusorial earth；
(5) above-mentioned modification infusorial earth is mixed with remaining each raw material, is stirred, send into extruder, melting extrusion is cold
But, obtain final product the composite.
Advantages of the present invention：
The thermoplastic polyurethane that the present invention is added can effectively improve the elasticity of finished composite material, resist so as to improve which
Pressure performance, crosslinking Treatment of the present invention by filler by anhydride aqueous solution, improves its compatibility with polymer, improves into
The weatherability and stability of product, the present invention are also added into ten difluoro heptyl propyl trimethoxy silicanes, effectively can improve into
The hydrophobicity on product surface, the composite of the present invention can be used as the gasket material of big machinery, it is also possible to used as water proof material
Deng, it is widely used, combination property is superior.
Specific embodiment
Embodiment 1
A kind of hydrophobic composite high-elastic material, it is made up of the raw material of following weight parts：
Stannous sulfide 0.6, polybenzimidazoles 2, ten difluoro heptyl propyl trimethoxy silicanes 0.3, thermoplastic polyurethane 13,
Dioctyl azelate 5, high density poly propylene 120, ammonium molybdate 1, vanadium acetylacetonate 0.3, HMPA 0.5, bentonite
10th, PTMG 3, dodecyl sodium sulfate 0.7, calcium ricinoleate 2, divinylbenzene 0.2, palm wax 4, thiazolinyl amber
Amber anhydride 0.8.
A kind of preparation method of hydrophobic composite high-elastic material, comprises the following steps：
(1) above-mentioned alkenyl succinic anhydride is taken, is added in the deionized water of 20 times of its weight, is stirred, rise high-temperature
For 60 DEG C, insulated and stirred 6 minutes adds above-mentioned ammonium molybdate, stirs, obtain anhydride aqueous solution；
(2) above-mentioned calcium ricinoleate is added in the dehydrated alcohol of 34 times of its weight, is stirred, it is 75 to rise high-temperature
DEG C, insulated and stirred 10 minutes is added above-mentioned polybenzimidazoles, stirs to room temperature, mixed with above-mentioned divinylbenzene, 2 points of ultrasound
Clock, must be crosslinked alcohol liquid；
(3) above-mentioned bentonite is calcined 2 hours at 750 DEG C, cools down, wear into fine powder, the sulphuric acid for being added to 5mol/l is molten
In liquid, soak 50 minutes, filter, precipitation is mixed with HMPA, the deionization of 10 times of compound weight is added to
In water, stir, obtain kieselguhr dispersion liquid；
(4) the 20% of above-specified high density polypropylene weight is taken, is added in crosslinking alcohol liquid, is stirred, rising high-temperature is
75 DEG C, above-mentioned anhydride aqueous solution, dodecyl sodium sulfate, insulated and stirred 1 hour is added to add above-mentioned stannous sulfide, kieselguhr
Dispersion liquid, ultrasound 30 minutes are filtered, and by precipitation washing 3 times, be vacuum dried 1 hour, obtain modification infusorial earth at 60 DEG C；
(5) above-mentioned modification infusorial earth is mixed with remaining each raw material, is stirred, send into extruder, melting extrusion is cold
But, obtain final product the composite.
Performance test：
Tensile strength 23.6MPa；
Elongation at break 341%.
Claims (2)
1. a kind of hydrophobic composite high-elastic material, it is characterised in that it is made up of the raw material of following weight parts：
Stannous sulfide 0.6-1, polybenzimidazoles 1-2, ten difluoro heptyl propyl trimethoxy silicane 0.3-1, thermoplastic polyurethane
10-13, dioctyl azelate 3-5, high density poly propylene 100-120, ammonium molybdate 1-2, vanadium acetylacetonate 0.1-0.3, hexamethyl
Phosphoric triamide 0.5-1, bentonite 10-13, PTMG 3-4, dodecyl sodium sulfate 0.7-1, calcium ricinoleate 1-
2nd, divinylbenzene 0.1-0.2, palm wax 3-4, alkenyl succinic anhydride 0.8-2.
2. a kind of preparation method of hydrophobic composite high-elastic material as claimed in claim 1, it is characterised in that including following step
Suddenly：
(1) above-mentioned alkenyl succinic anhydride is taken, is added in the deionized water of its weight 17-20 times, is stirred, rising high-temperature is
54-60 DEG C, insulated and stirred 6-10 minute, above-mentioned ammonium molybdate is added, is stirred, is obtained anhydride aqueous solution；
(2) above-mentioned calcium ricinoleate is added in the dehydrated alcohol of its weight 20-34 times, is stirred, liter high-temperature is 70-75
DEG C, insulated and stirred 7-10 minute, above-mentioned polybenzimidazoles is added, is stirred to room temperature, is mixed with above-mentioned divinylbenzene, ultrasonic 2-
3 minutes, alcohol liquid must be crosslinked；
(3) above-mentioned bentonite is calcined into 1-2 hours at 700-750 DEG C, cools down, wear into fine powder, be added to the sulfur of 3-5mol/l
In acid solution, 40-50 minutes are soaked, filtered, precipitation is mixed with HMPA, compound weight 6-10 times is added to
Deionized water in, stir, obtain kieselguhr dispersion liquid；
(4) 17-20% of above-specified high density polypropylene weight is taken, is added in crosslinking alcohol liquid, is stirred, rising high-temperature is
70-75 DEG C, above-mentioned anhydride aqueous solution, dodecyl sodium sulfate, insulated and stirred 1-2 hour is added to add above-mentioned stannous sulfide, silicon
Diatomaceous earth dispersion liquid, ultrasonic 20-30 minutes, filters, and by precipitation washing 3-4 time, is vacuum dried 1-2 hours, must change at 50-60 DEG C
Property kieselguhr；
(5) above-mentioned modification infusorial earth is mixed with remaining each raw material, is stirred, send into extruder, melting extrusion is cooled down, i.e.,
Obtain the composite.
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| CN201610919377.6A CN106519429A (en) | 2016-10-21 | 2016-10-21 | Hydrophobic high-elasticity composite material and preparing method thereof |
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| CN201610919377.6A CN106519429A (en) | 2016-10-21 | 2016-10-21 | Hydrophobic high-elasticity composite material and preparing method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107652652A (en) * | 2017-10-18 | 2018-02-02 | 安徽省旌德强力玻纤有限公司 | A kind of organic glass fiber composite material of lightweight and preparation method thereof |
| CN107955253A (en) * | 2017-12-12 | 2018-04-24 | 桐城市中汇塑业有限公司 | A kind of elastic buffer plastics package winding membrane material and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102167865A (en) * | 2011-02-24 | 2011-08-31 | 南京师范大学 | Preparation, preparation method and application of isotactic polypropylene/polyurethane superhydrophobic film |
| CN104974418A (en) * | 2014-04-14 | 2015-10-14 | 中国石化扬子石油化工有限公司 | Polyropylene composite material and preparation method thereof |
-
2016
- 2016-10-21 CN CN201610919377.6A patent/CN106519429A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102167865A (en) * | 2011-02-24 | 2011-08-31 | 南京师范大学 | Preparation, preparation method and application of isotactic polypropylene/polyurethane superhydrophobic film |
| CN104974418A (en) * | 2014-04-14 | 2015-10-14 | 中国石化扬子石油化工有限公司 | Polyropylene composite material and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107652652A (en) * | 2017-10-18 | 2018-02-02 | 安徽省旌德强力玻纤有限公司 | A kind of organic glass fiber composite material of lightweight and preparation method thereof |
| CN107955253A (en) * | 2017-12-12 | 2018-04-24 | 桐城市中汇塑业有限公司 | A kind of elastic buffer plastics package winding membrane material and preparation method thereof |
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