CN106883605A - A kind of rubber-based antidetonation padded coaming and preparation method thereof - Google Patents
A kind of rubber-based antidetonation padded coaming and preparation method thereof Download PDFInfo
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- CN106883605A CN106883605A CN201710264430.8A CN201710264430A CN106883605A CN 106883605 A CN106883605 A CN 106883605A CN 201710264430 A CN201710264430 A CN 201710264430A CN 106883605 A CN106883605 A CN 106883605A
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08L2205/00—Polymer mixtures characterised by other features
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- 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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- C—CHEMISTRY; METALLURGY
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Abstract
A kind of rubber-based antidetonation padded coaming and preparation method thereof, the antidetonation padded coaming is made up of rubber base-material, composite fibre, shock absorber fluid, reinforcing agent, filler and vulcanizing agent, and shock absorber fluid is to be obtained after hollow glass micropearl, discarded molecular sieve powder and surface modifier mix；Reinforcing agent is made up of sepiolite cashmere, nano zinc powder and tetraethyl orthosilicate.The present invention in rubber base-material by adding the shock absorber fluid being made up of hollow glass micropearl, discarded molecular sieve and surface modifier, so that surface modifier is modified to the surface nature of hollow glass micropearl and discarded molecular sieve, make the substantial amounts of silicone hydroxyl of hollow glass micropearl surface grafting in modifying process, these groups are coupled together hollow glass micropearl with matrix by chemical reaction, make material when by external force, hollow glass micropearl particle is stressed and deforms upon, destroys in the material, so as to apparatus with shock absorbing, antidetonation shock-absorbing capacity is improved.
Description
Technical field
The invention belongs to polymeric material field, specifically a kind of rubber-based antidetonation padded coaming and its preparation side
Method.
Background technology
Rubber is a kind of resilient polymer, and natural rubber and synthetic rubber are divided into by raw material, and natural rubber is from rubber
Extract colloid post-processing in the plants such as gum, Russian dandelion to be made, synthetic rubber is then obtained by the aggregated reaction of various monomers.Rubber
Product is widely used in industry or life each side, but either natural rubber or synthetic rubber, and its shock-absorbing capacity is inadequate
It is preferable.
The content of the invention
To solve existing elastomeric material anti-vibration and the dissatisfactory problem of shock-absorbing capacity, the invention provides one kind
Rubber-based antidetonation padded coaming and preparation method thereof, by adding the shock absorber fluid and reinforcing agent of special composition in rubber base-material,
The antidetonation shock-absorbing capacity of elastomeric material is not only increased, and can further improve its wearability.
The present invention for the technical scheme that is used of solution above-mentioned technical problem for：A kind of rubber-based antidetonation padded coaming, should
Antidetonation padded coaming by rubber base-material, the composite fibre of rubber base-material weight 3-4%, the shock absorber fluid of rubber base-material weight 2-3%,
The sulphur of the reinforcing agent, the filler of rubber base-material weight 1-2% and rubber base-material weight 0.5-1% of rubber base-material weight 1-2%
Agent is made, and the shock absorber fluid is hollow glass micropearl, discarded molecular sieve powder and surface modifier with 100: 40-60: 6-8
, than being obtained after mixing, the surface modifier is for KH750, polyvinyl alcohol and barium hydroxide according to weight than 3-4 for weight: 80: 1-2
Ratio is mixed；The reinforcing agent is sepiolite cashmere, nano zinc powder and tetraethyl orthosilicate with 4-5: 1-2: 10-15 weight ratio
It is made；The filler presses 10-12 for nanocrystal boehmite, ammonium fluoride, boric acid, simple substance silica flour and magnesium borate crystal whisker: 0.5: 0.5
: 5-6: 3-4 ratio is made.
The rubber base-material is aramid fiber rubber, polyamide fibre rubber and fluorubber by 5-6: 2-3: 1 weight is formed than mixing.
The composite fibre is nylon fibre, acrylic fiber and carbon fiber with 7-8: 3-4: 1 weight ratio mixes and forms.
The preparation method of the reinforcing agent is：Each material is weighed according to the weight ratio, the positive silicic acid second that then will be weighed
Ester and deionized water mix according to 1: 8-10 ratio, then sequentially add thereto tetraethyl orthosilicate weight 10% glacial acetic acid,
The carbon dust of tetraethyl orthosilicate weight 5%, load weighted nano zinc powder are well mixed to be reacted, in course of reaction, every 20min
To the ultrasonic wave 1min for applying frequency 350-370kHz in reaction system, question response carries out ultrafiltration and obtains after terminating to reaction system
Reinforcing agent is obtained after solid powder drying.
The preparation method of the filler is：Each material is weighed according to the weight ratio, it is then nanocrystalline vigorous by what is weighed
Nurse stone, ammonium fluoride, boric acid and simple substance silica flour calcine 1-2h in oxidizing atmosphere with 1500-1600 DEG C of condition, then naturally cold
But filler is mixed to get after, being milled with magnesium borate crystal whisker.
Also contain the modified starch of rubber base-material weight 1-2%, the preparation method of the modified starch in the filler
For, starch is added in the water for 3-5 times of its weight and is well mixed, then it is added thereto to the tin of starch weight 8%-10%
Coupling agent and with sulphur acid for adjusting pH value to 4-5, then the eucommia ulmoides extracts of starch weight 1-3% are added thereto to, after being well mixed
Adjust the temperature to 60-65 DEG C and be incubated 2-3h, be finally added thereto to the stearic acid of starch weight 4-5%, after stirring
Dried under the conditions of 100-110 DEG C to constant weight, that is, obtain modified starch；The eucommia ulmoides extracts boil for Eucommia ulmoides Oliv. leaves in water
The filtrate obtained by solid residue is filtered out after 20-30min and is evaporated the powder for finally obtaining.
The eucommia ulmoides extracts in the preparation, first carry out following treatment to Eucommia ulmoides Oliv. leaves：
1) 2h in the sodium chloride solution that mass concentration is 30% is dipped into after Eucommia ulmoides Oliv. leaves water is cleaned up, is then pulled out simultaneously
20min in the sodium hydroxide solution that mass concentration is 35% is dipped into, is then pulled out and is rinsed well with clear water；
2) by step 1) in during the Eucommia ulmoides Oliv. leaves rinsed well of clear water soak the clear water of 3-5 times of its weight, be then added thereto to
The cellulase of Eucommia ulmoides Oliv. leaves weight 1%, and stand 3-4h, then cleaned up with clear water after Eucommia ulmoides Oliv. leaves are pulled out complete it is right
The treatment of Eucommia ulmoides Oliv. leaves.
The step 1) in, after Eucommia ulmoides Oliv. leaves soak 10min in sodium hydroxide solution, it is to power is applied in solution
The microwave treatment 2min of 400W.
The preparation method of the rubber-based antidetonation padded coaming, prepares shock absorber fluid, reinforcing agent and filler first, then presses
Each material is weighed according to described ratio, then it is kneaded 20-30min after melting heating in rubber base-material feeding banbury, and
Be added thereto to shock absorber fluid and reinforcing agent successively, keep the temperature continue knead 10-20min, be then added thereto to filler,
It is to obtain product to continue to knead 30min after composite fibre and vulcanizing agent, the preparation for preparing shock absorber fluid, reinforcing agent and filler
Method is as follows：
1) shock absorber fluid is prepared
Commercially available hollow glass micropearl, commercially available discarded molecular sieve powder and surface modifier are taken with 100: 40-60: 6-8 weight
Amount is to obtain shock absorber fluid than standing 1-2h after mixing；
The surface modifier is KH750, polyvinyl alcohol and barium hydroxide according to weight than 3-4: 80: 1-2 ratio mixing and
Into；
2) reinforcing agent is prepared
Weigh each material according to the weight ratio, the tetraethyl orthosilicate that then will weigh and deionized water according to 1: 8-10 ratio
Mixing, then sequentially add the glacial acetic acid of tetraethyl orthosilicate weight 10%, the carbon dust of tetraethyl orthosilicate weight 5% thereto, weigh
Good nano zinc powder is well mixed to be reacted, in course of reaction, every 20min to applying frequency 350- in reaction system
The ultrasonic wave 1min of 370kHz, question response carries out being strengthened after ultrafiltration obtains solid powder drying after terminating to reaction system
Agent；
3) filler is prepared
Each material is weighed according to the weight ratio, nanocrystal boehmite, ammonium fluoride, boric acid and the simple substance silica flour that then will be weighed exist
1-2h is calcined with 1500-1600 DEG C of condition in oxidizing atmosphere, is then mixed to get with magnesium borate crystal whisker after natural cooling, milling
Filler.
The modified nano-silica of rubber base-material weight 0.2-0.4% can also be added in the present invention, in the filler
Silicon, the modified manometer silicon dioxide is that commercially available nano silicon is mixed to get with the surface modifier of its weight 3-5%,
The surface modifier is by barium hydroxide, sodium carbonate and KH550 according to weight than 3-4: 1-2: 30 ratio is mixed；It is modified to receive
Rice silica in the preparation, nano level SiO is allowed by the use of barium hydroxide and sodium carbonate mixing as catalyst2The surface of particle
Can be acted on by hydroxyl, so as to contain a number of oxygen-containing functional group, increased nanoscale SiO2The relevant table of particle
Face compatibility, in nanoscale SiO2When particle is sufficiently mixed with remaining raw material, because SiO2Particle very little, and specific surface area is big, carefully
The structure of macro causes that rest materials increase with its contact area, makes SiO2Particle can be dispersed in rubber matrix,
Consequently facilitating SiO2There is chemical bonding or physical bond with remaining material.Additionally, dispersed nanoscale SiO2Equivalent to
" anchor point ", in the case where being acted on by external impacts, can produce the effect of " stress concentration " so that some matrixes around it " are bent
Clothes " simultaneously absorb more work of deformation, and " pinning-climb up and over " effect can be also produced in addition, and increase crackle is suffered in extension
Resistance, consumes work of deformation, so that the toughness of rubber matrix and anti-seismic performance increase.
In shock absorber fluid of the invention, mixed with surface modifier by using hollow glass micropearl and discarded molecular sieve, from
And surface modifier is modified the surface nature of hollow glass micropearl and discarded molecular sieve, not only enable both uniform
It is dispersed in rubber matrix, and makes the substantial amounts of silicone hydroxyl of hollow glass micropearl surface grafting in modifying process, these groups leads to
Cross chemical reaction to couple together hollow glass micropearl with matrix, it is ensured that the two has good interface binding power, makes material exist
During by external force, hollow glass micropearl particle is stressed and deforms upon, destroys in the material, so that apparatus with shock absorbing,
Shock resistance is improved, while crazing can also be triggered, terminates crack extension, the shearing of matrix is triggered under certain morphosis
Surrender, so as to consume substantial amounts of impact energy, can preferably transmit born external force again, and the compression for improving rubber matrix is strong
Degree, bending strength, impact strength (i.e. antidetonation resiliency)；Because discarded molecular sieve also has microcellular structure, with very big
Specific surface area, it can also absorb vibrations and the effect impacted in being distributed to rubber matrix, so as to improve the antidetonation of rubber matrix
Shock-absorbing capacity；Using the mixing of KH750, polyvinyl alcohol and barium hydroxide as surface modifier, wherein barium hydroxide plays catalysis
Effect, can increase substantially modified effect；
In reinforcing agent of the invention, because sepiolite cashmere has very big internal surface area, one can be destroyed under ul-trasonic irradiation
The structure of part sepiolite cashmere, so that the silica that teos hydrolysis are produced is entered directly into inside sepiolite cashmere,
So as to improve the surface characteristic of silica and the physical property of sepiolite cashmere, so as reinforcing agent and remaining component
During mixing, can fully combine, so as to increase substantially the anti-wear performance of rubber matrix, and the micropore knot that sepiolite cashmere has
Structure can also absorb and cut down a part of vibrations, so as to play a part of to improve body antidetonation shock-absorbing capacity；
In filler of the invention, nanocrystal boehmite is calcined at high temperature with ammonium fluoride, boric acid and simple substance silica flour, nanocrystalline vigorous
The obtained nano aluminium oxide of nurse stone calcining is not in the agglomeration of usual nano material, that is to say, that formed after sintering
Alumina particle be that in single nanoparticle dispersity, agglomeration can't be shown, so in ammonium fluoride and boron
Under the induction of acid promotes, nanocrystal boehmite is set to aoxidize life as crystal seed and simple substance silica flour due to the nano aluminium oxide that calcining is formed
Into silica combine and gradually grow up, so as to obtain nano level aluminum oxide and silica combination reinforcement, so that at it
When being added in rubber matrix, the wearability and intensity of matrix can be increased substantially；
Further, it is also possible to add modified starch in filler, research finds, starch after modified with the compatibility of rubber matrix
Very well, it is possible to increase the pliability and tensile resistance of rubber matrix, when starch is modified, it is added thereto to bark of eucommia extraction
Thing, the bark of eucommia glycosides contained in eucommia ulmoides extracts has multiple polar functional groups, and property is active, in the effect of tin coupling agent and starch
Under generate the dialdehyde structure similar to glutaraldehyde so that generation modified starch can more uniform Dispersed precipitate in rubber
In matrix body；
When eucommia ulmoides extracts are extracted from Eucommia ulmoides Oliv. leaves, Eucommia ulmoides Oliv. leaves sequentially pass through sodium chloride solution and sodium hydroxide solution
Immersion, can cause a certain degree of destruction to the cell membrane on top layer, so that its internal intracellular active ingredient can be more
Readily separated out through cell membrane and cell membrane, and its cellulosic structure is become loose, so as to subsequently fine
The plain enzyme of dimension is digested, and then the active ingredient that it can be enable internal is effectively separated out；Likewise, in sodium hydroxide solution
Microwave radiation technology is sentenced during immersion, the lignin and pentosan contained in Eucommia ulmoides Oliv. leaves cell membrane can be effectively removed, so as to thin
Cell wall causes a greater degree of destruction, is easy to intracellular active ingredient to be separated out by cell membrane, finally improves the bark of eucommia
The extraction pick-up rate of glycosides.
Beneficial effect：The present invention compared with prior art, possesses advantages below：
1) present invention is added by subtracting that hollow glass micropearl, discarded molecular sieve and surface modifier are made by rubber base-material
Shake agent, so that surface modifier is modified to the surface nature of hollow glass micropearl and discarded molecular sieve, not only makes both
Can be dispersed in rubber matrix, and make the substantial amounts of silicone hydroxyl of hollow glass micropearl surface grafting in modifying process, this
A little groups are coupled together hollow glass micropearl with matrix by chemical reaction, it is ensured that the two has good interface binding power,
Make material when by external force, hollow glass micropearl particle is stressed and deforms upon, destroys in the material, so as to absorb punching
Energy is hit, shock resistance is improved, while crazing can also be triggered, terminates crack extension, the initiator under certain morphosis
The shear yielding of body, so as to consume substantial amounts of impact energy, can preferably transmit born external force again, improve rubber matrix
Compressive strength, bending strength, impact strength (i.e. antidetonation resiliency)；
It is 2) of the invention by adding the reinforcing agent being made up of sepiolite cashmere, nano zinc powder and tetraethyl orthosilicate in rubber base-material,
The wear-resisting of elastomeric material, resistance to erosion and decay resistance are improve, when reinforcing agent is prepared, glacial acetic acid dissolves nano zinc powder gives birth to
Into zinc acetate, and because sepiolite cashmere has very big internal surface area, a part of Hai Pao can be destroyed under ul-trasonic irradiation
The structure of aminanthine, so that the silica and zinc acetate of teos hydrolysis generation are entered directly into sepiolite cashmere
Portion, so as to improve the surface characteristic of silica and the physical property of sepiolite cashmere, so as reinforcing agent and rubber
When material is kneaded, fully can be combined with rubber, so as to increase substantially the wear-resisting of rubber, resistance to erosion and decay resistance, and
And the microcellular structure that sepiolite cashmere has can also absorb and cut down a part of vibrations, body antidetonation shock-absorbing capacity is improved so as to play
Effect；
3) rubber base-material of the invention can knead the compounded rubber to be formed using aramid fiber rubber, polyamide fibre rubber and fluorubber, from
And make rubber base-material that there is good combination property, and composite fibre uses nylon fibre, acrylic fiber and carbon fiber hybrid, together
Sample also plays such effect, and composite fibre addition, the buckle resistance and wearability of rubber base-material can be strengthened.
Specific embodiment
With reference to specific embodiment, the present invention is further elaborated, and raw material used is in following embodiment
The conventional raw material in this area or from can be commercially available on the market.
Embodiment 1
A kind of rubber-based antidetonation padded coaming, the antidetonation padded coaming is by rubber base-material, the compound fibre of rubber base-material weight 3%
Dimension, the shock absorber fluid of rubber base-material weight 2%, the reinforcing agent of rubber base-material weight 1%, the filler of rubber base-material weight 1% and
The vulcanizing agent of rubber base-material weight 0.5% is made, and the shock absorber fluid is that hollow glass micropearl, discarded molecular sieve powder and surface change
Property agent with 100: 40: 6 weight than mixing after obtain, the surface modifier be KH750, polyvinyl alcohol and barium hydroxide according to weight
The ratio that amount compares 3: 80: 1 is mixed；The reinforcing agent is sepiolite cashmere, nano zinc powder and tetraethyl orthosilicate with 4: 1: 10
Weight ratio is made；The filler is nanocrystal boehmite, ammonium fluoride, boric acid, simple substance silica flour and magnesium borate crystal whisker by 10: 0.5:
0.5: 5: 3 ratio is made；
The preparation method of above-mentioned rubber-based antidetonation padded coaming, prepares shock absorber fluid, reinforcing agent and filler first, then according to institute
The ratio stated weighs each material, then it is kneaded 20min after melting heating in rubber base-material feeding banbury, and successively to it
It is middle add shock absorber fluid and reinforcing agent, keep the temperature continue knead 10min, be then added thereto to filler, composite fibre and
It is to obtain product to continue to knead 30min after vulcanizing agent, and the preparation method for preparing shock absorber fluid, reinforcing agent and filler is as follows：
1) shock absorber fluid is prepared
Commercially available hollow glass micropearl, commercially available discarded molecular sieve powder and surface modifier are taken with 100: 40: 6 weight than mixed
It is to obtain shock absorber fluid that 1h is stood after conjunction；
The surface modifier is mixed for KH750, polyvinyl alcohol and barium hydroxide according to the ratio that weight compares 3: 80: 1；
2) reinforcing agent is prepared
Each material is weighed according to the weight ratio, the tetraethyl orthosilicate and deionized water that then will be weighed are mixed according to 1: 8 ratio
Close, then sequentially add the glacial acetic acid of tetraethyl orthosilicate weight 10%, the carbon dust of tetraethyl orthosilicate weight 5% thereto, weigh
Nano zinc powder it is well mixed reacted, in course of reaction, every 20min to applying the super of frequency 350kHz in reaction system
Sound wave 1min, question response carries out obtaining reinforcing agent after ultrafiltration obtains solid powder drying after terminating to reaction system；
3) filler is prepared
Each material is weighed according to the weight ratio, nanocrystal boehmite, ammonium fluoride, boric acid and the simple substance silica flour that then will be weighed exist
1h is calcined with 1500 DEG C of condition in oxidizing atmosphere, then filler is mixed to get with magnesium borate crystal whisker after natural cooling, milling.
Above for the present embodiment basic embodiment, can more than on the basis of be further optimized, improve and limit：
Such as, the rubber base-material is formed for aramid fiber rubber, polyamide fibre rubber and fluorubber by 5: 2: 1 weight than mixing；
And for example, the composite fibre is formed for nylon fibre, acrylic fiber and carbon fiber are mixed with 7: 3: 1 weight ratio；
And for example, the preparation method of the reinforcing agent is：Each material is weighed according to the weight ratio, the positive silicic acid second that then will be weighed
Ester and deionized water mix according to 1: 8 ratio, then sequentially add the glacial acetic acid of tetraethyl orthosilicate weight 10%, positive silicon thereto
The carbon dust of acetoacetic ester weight 5%, load weighted nano zinc powder are well mixed to be reacted, in course of reaction, every 20min to anti-
Answer the ultrasonic wave 1min for applying frequency 350kHz in system, question response carries out ultrafiltration and obtains solid powder after terminating to reaction system
Reinforcing agent is obtained after drying；
And for example, the preparation method of the filler is：Each material is weighed according to the weight ratio, it is then nanocrystalline vigorous by what is weighed
Nurse stone, ammonium fluoride, boric acid and simple substance silica flour calcine 1h in oxidizing atmosphere with 1500 DEG C of condition, then natural cooling, milling
Afterwards filler is mixed to get with magnesium borate crystal whisker；
Further, the modified starch of rubber base-material weight 1%, the preparation side of the modified starch are also contained in the filler
Method is, starch is added in the water for 3 times of its weight and is well mixed, and is then added thereto to the tin coupling of starch weight 8%
Agent and with sulphur acid for adjusting pH value to 4, then be added thereto to the eucommia ulmoides extracts of starch weight 1%, it is well mixed after adjust temperature
To 60 DEG C and 2h is incubated, is finally added thereto to the stearic acid of starch weight 4%, dried under the conditions of 100 DEG C after stirring
To constant weight, that is, obtain modified starch；The eucommia ulmoides extracts filter out solid residue after boiling 20min in water for Eucommia ulmoides Oliv. leaves
The filtrate of gained is evaporated the powder for finally obtaining；
Further, the eucommia ulmoides extracts in the preparation, first carry out following treatment to Eucommia ulmoides Oliv. leaves：
1) 2h in the sodium chloride solution that mass concentration is 30% is dipped into after Eucommia ulmoides Oliv. leaves water is cleaned up, is then pulled out simultaneously
20min in the sodium hydroxide solution that mass concentration is 35% is dipped into, is then pulled out and is rinsed well with clear water；
2) by step 1) in during the Eucommia ulmoides Oliv. leaves rinsed well of clear water soak the clear water of 3 times of its weight, be then added thereto to Du
The cellulase of secondary leaf weight 1%, and stand 3h, then cleaned up with clear water after Eucommia ulmoides Oliv. leaves are pulled out and complete to the bark of eucommia
The treatment of blade；
Further, the step 1) in, after Eucommia ulmoides Oliv. leaves soak 10min in sodium hydroxide solution, apply in solution
Power is the microwave treatment 2min of 400W.
Embodiment 2
A kind of rubber-based antidetonation padded coaming, the antidetonation padded coaming is by rubber base-material, the compound fibre of rubber base-material weight 4%
Dimension, the shock absorber fluid of rubber base-material weight 3%, the reinforcing agent of rubber base-material weight 2%, the filler of rubber base-material weight 2% and
The vulcanizing agent of rubber base-material weight 1% is made, and the shock absorber fluid is that hollow glass micropearl, discarded molecular sieve powder and surface are modified
With 100: 60: 8 weight than being obtained after mixing, the surface modifier is KH750, polyvinyl alcohol and barium hydroxide according to weight for agent
Ratio than 4: 80: 2 is mixed；The reinforcing agent is sepiolite cashmere, nano zinc powder and tetraethyl orthosilicate with 5: 2: 15 weight
Amount ratio is made；The filler is nanocrystal boehmite, ammonium fluoride, boric acid, simple substance silica flour and magnesium borate crystal whisker by 12: 0.5:
0.5: 6: 4 ratio is made；
The preparation method of above-mentioned rubber-based antidetonation padded coaming, prepares shock absorber fluid, reinforcing agent and filler first, then according to institute
The ratio stated weighs each material, then it is kneaded 30min after melting heating in rubber base-material feeding banbury, and successively to it
It is middle add shock absorber fluid and reinforcing agent, keep the temperature continue knead 20min, be then added thereto to filler, composite fibre and
It is to obtain product to continue to knead 30min after vulcanizing agent, and the preparation method for preparing shock absorber fluid, reinforcing agent and filler is as follows：
1) shock absorber fluid is prepared
Commercially available hollow glass micropearl, commercially available discarded molecular sieve powder and surface modifier are taken with 100: 60: 8 weight than mixed
It is to obtain shock absorber fluid that 2h is stood after conjunction；
The surface modifier is mixed for KH750, polyvinyl alcohol and barium hydroxide according to the ratio that weight compares 4: 80: 2；
2) reinforcing agent is prepared
Weigh each material according to the weight ratio, the tetraethyl orthosilicate that then will weigh and deionized water according to 1: 8-10 ratio
Mixing, then sequentially add the glacial acetic acid of tetraethyl orthosilicate weight 10%, the carbon dust of tetraethyl orthosilicate weight 5% thereto, weigh
Good nano zinc powder is well mixed to be reacted, in course of reaction, every 20min to applying frequency 370kHz in reaction system
Ultrasonic wave 1min, question response carries out obtaining reinforcing agent after ultrafiltration obtains solid powder drying after terminating to reaction system；
3) filler is prepared
Each material is weighed according to the weight ratio, nanocrystal boehmite, ammonium fluoride, boric acid and the simple substance silica flour that then will be weighed exist
2h is calcined with 1600 DEG C of condition in oxidizing atmosphere, then filler is mixed to get with magnesium borate crystal whisker after natural cooling, milling.
Above for the present embodiment basic embodiment, can more than on the basis of be further optimized, improve and limit：
Such as, the rubber base-material is formed for aramid fiber rubber, polyamide fibre rubber and fluorubber by 6: 3: 1 weight than mixing；
And for example, the composite fibre is formed for nylon fibre, acrylic fiber and carbon fiber are mixed with 8: 4: 1 weight ratio；
And for example, the preparation method of the reinforcing agent is：Each material is weighed according to the weight ratio, the positive silicic acid second that then will be weighed
Ester and deionized water mix according to 1: 10 ratio, then sequentially add the glacial acetic acid, just of tetraethyl orthosilicate weight 10% thereto
The carbon dust of silester weight 5%, load weighted nano zinc powder are well mixed to be reacted, in course of reaction, every 20min to
Apply the ultrasonic wave 1min of frequency 370kHz in reaction system, question response carries out ultrafiltration and obtains solid powder after terminating to reaction system
Reinforcing agent is obtained after the drying of end；
And for example, the preparation method of the filler is：Each material is weighed according to the weight ratio, it is then nanocrystalline vigorous by what is weighed
Nurse stone, ammonium fluoride, boric acid and simple substance silica flour calcine 2h in oxidizing atmosphere with 1600 DEG C of condition, then natural cooling, milling
Afterwards filler is mixed to get with magnesium borate crystal whisker；
Further, the modified starch of rubber base-material weight 2%, the preparation side of the modified starch are also contained in the filler
Method is, starch is added in the water for 5 times of its weight and is well mixed, and is then added thereto to the tin coupling of starch weight 10%
Agent and with sulphur acid for adjusting pH value to 5, then be added thereto to the eucommia ulmoides extracts of starch weight 3%, it is well mixed after adjust temperature
To 65 DEG C and 3h is incubated, is finally added thereto to the stearic acid of starch weight 5%, dried under the conditions of 110 DEG C after stirring
To constant weight, that is, obtain modified starch；The eucommia ulmoides extracts filter out solid residue after boiling 30min in water for Eucommia ulmoides Oliv. leaves
The filtrate of gained is evaporated the powder for finally obtaining；
Further, the eucommia ulmoides extracts in the preparation, first carry out following treatment to Eucommia ulmoides Oliv. leaves：
1) 2h in the sodium chloride solution that mass concentration is 30% is dipped into after Eucommia ulmoides Oliv. leaves water is cleaned up, is then pulled out simultaneously
20min in the sodium hydroxide solution that mass concentration is 35% is dipped into, is then pulled out and is rinsed well with clear water；
2) by step 1) in during the Eucommia ulmoides Oliv. leaves rinsed well of clear water soak the clear water of 5 times of its weight, be then added thereto to Du
The cellulase of secondary leaf weight 1%, and stand 4h, then cleaned up with clear water after Eucommia ulmoides Oliv. leaves are pulled out and complete to the bark of eucommia
The treatment of blade；
Further, the step 1) in, after Eucommia ulmoides Oliv. leaves soak 10min in sodium hydroxide solution, apply in solution
Power is the microwave treatment 2min of 400W.
Embodiment 3
A kind of rubber-based antidetonation padded coaming, the antidetonation padded coaming is by rubber base-material, the compound fibre of rubber base-material weight 3.5%
Dimension, the shock absorber fluid of rubber base-material weight 2.5%, the reinforcing agent of rubber base-material weight 1.5%, rubber base-material weight 1.5% are filled out
The vulcanizing agent for filling agent and rubber base-material weight 0.75% is made, and the shock absorber fluid is hollow glass micropearl, discarded molecular sieve powder
With surface modifier with 100: 50: 7 weight than being obtained after mixing, the surface modifier is KH750, polyvinyl alcohol and hydroxide
Barium is mixed according to the ratio that weight compares 3.5: 80: 1.5；The reinforcing agent is sepiolite cashmere, nano zinc powder and positive silicic acid second
Ester is made with 4.5: 1.5: 12.5 weight ratio；The filler be nanocrystal boehmite, ammonium fluoride, boric acid, simple substance silica flour and
Magnesium borate crystal whisker is in 11: 0.5: 0.5: 5.5: 3.5 ratio is made；
The preparation method of above-mentioned rubber-based antidetonation padded coaming, prepares shock absorber fluid, reinforcing agent and filler first, then according to institute
The ratio stated weighs each material, then it is kneaded 25min after melting heating in rubber base-material feeding banbury, and successively to it
It is middle add shock absorber fluid and reinforcing agent, keep the temperature continue knead 15min, be then added thereto to filler, composite fibre and
It is to obtain product to continue to knead 30min after vulcanizing agent, and the preparation method for preparing shock absorber fluid, reinforcing agent and filler is as follows：
1) shock absorber fluid is prepared
Commercially available hollow glass micropearl, commercially available discarded molecular sieve powder and surface modifier are taken with 100: 40-60: 6-8 weight
Amount is to obtain shock absorber fluid than standing 1.5h after mixing；
The surface modifier is KH750, polyvinyl alcohol and barium hydroxide according to weight compare 3.5: 80: 1.5 ratio mixing and
Into；
2) reinforcing agent is prepared
Weigh each material according to the weight ratio, the tetraethyl orthosilicate that then will weigh and deionized water according to 1: 8-10 ratio
Mixing, then sequentially add the glacial acetic acid of tetraethyl orthosilicate weight 10%, the carbon dust of tetraethyl orthosilicate weight 5% thereto, weigh
Good nano zinc powder is well mixed to be reacted, in course of reaction, every 20min to applying frequency 360kHz in reaction system
Ultrasonic wave 1min, question response carries out obtaining reinforcing agent after ultrafiltration obtains solid powder drying after terminating to reaction system；
3) filler is prepared
Each material is weighed according to the weight ratio, nanocrystal boehmite, ammonium fluoride, boric acid and the simple substance silica flour that then will be weighed exist
1.5h is calcined with 1550 DEG C of condition in oxidizing atmosphere, then filling is mixed to get with magnesium borate crystal whisker after natural cooling, milling
Agent.
Above for the present embodiment basic embodiment, can more than on the basis of be further optimized, improve and limit：
Such as, the rubber base-material is formed for aramid fiber rubber, polyamide fibre rubber and fluorubber by 5.5: 2.5: 1 weight than mixing；
And for example, the composite fibre is formed for nylon fibre, acrylic fiber and carbon fiber are mixed with 7.5: 3.5: 1 weight ratio；
And for example, the preparation method of the reinforcing agent is：Each material is weighed according to the weight ratio, the positive silicic acid second that then will be weighed
Ester and deionized water mix according to 1: 9 ratio, then sequentially add the glacial acetic acid of tetraethyl orthosilicate weight 10%, positive silicon thereto
The carbon dust of acetoacetic ester weight 5%, load weighted nano zinc powder are well mixed to be reacted, in course of reaction, every 20min to anti-
Answer the ultrasonic wave 1min for applying frequency 360kHz in system, question response carries out ultrafiltration and obtains solid powder after terminating to reaction system
Reinforcing agent is obtained after drying；
And for example, the preparation method of the filler is：Each material is weighed according to the weight ratio, it is then nanocrystalline vigorous by what is weighed
Nurse stone, ammonium fluoride, boric acid and simple substance silica flour calcine 1.5h in oxidizing atmosphere with 1550 DEG C of condition, then natural cooling, mill
After powder filler is mixed to get with magnesium borate crystal whisker；
Further, the modified starch of rubber base-material weight 1.5%, the preparation of the modified starch are also contained in the filler
Method is, starch is added in the water for 4 times of its weight and is well mixed, and is then added thereto to the tin idol of starch weight 9%
Join agent and with sulphur acid for adjusting pH value to 4.5, then be added thereto to the eucommia ulmoides extracts of starch weight 1-3%, adjusted after being well mixed
Temperature is to 63 DEG C and is incubated 2.5h for section, the stearic acid of starch weight 4.5% is finally added thereto to, at 105 DEG C after stirring
Under the conditions of dry to constant weight, that is, obtain modified starch；The eucommia ulmoides extracts are filtered after boiling 25min in water for Eucommia ulmoides Oliv. leaves
Fall the filtrate obtained by solid residue and be evaporated the powder for finally obtaining；
Further, the eucommia ulmoides extracts in the preparation, first carry out following treatment to Eucommia ulmoides Oliv. leaves：
1) 2h in the sodium chloride solution that mass concentration is 30% is dipped into after Eucommia ulmoides Oliv. leaves water is cleaned up, is then pulled out simultaneously
20min in the sodium hydroxide solution that mass concentration is 35% is dipped into, is then pulled out and is rinsed well with clear water；
2) by step 1) in during the Eucommia ulmoides Oliv. leaves rinsed well of clear water soak the clear water of 4 times of its weight, be then added thereto to Du
The cellulase of secondary leaf weight 1%, and stand 3.5h, then cleaned up with clear water after Eucommia ulmoides Oliv. leaves are pulled out and complete to Du
The treatment of secondary blade；
Further, the step 1) in, after Eucommia ulmoides Oliv. leaves soak 10min in sodium hydroxide solution, apply in solution
Power is the microwave treatment 2min of 400W.
Claims (9)
1. a kind of rubber-based antidetonation padded coaming, the antidetonation padded coaming by rubber base-material, rubber base-material weight 3-4% it is compound
Fiber, the shock absorber fluid of rubber base-material weight 2-3%, the reinforcing agent of rubber base-material weight 1-2%, rubber base-material weight 1-2%
The vulcanizing agent of filler and rubber base-material weight 0.5-1% is made, it is characterised in that：The shock absorber fluid be hollow glass micropearl,
Discarded molecular sieve powder and surface modifier are with 100: than being obtained after mixing, the surface modifier is 40-60: 6-8 weight
KH750, polyvinyl alcohol and barium hydroxide are according to weight than 3-4: 80: 1-2 ratio is mixed；The reinforcing agent is sepiolite
Suede, nano zinc powder and tetraethyl orthosilicate are with 4-5: 1-2: 10-15 weight ratio is made；The filler be nanocrystal boehmite,
Ammonium fluoride, boric acid, simple substance silica flour and magnesium borate crystal whisker are in 10-12: 0.5: 0.5: 5-6: 3-4 ratio is made.
2. a kind of rubber-based antidetonation padded coaming according to claim 1, it is characterised in that：The rubber base-material is aramid fiber
Rubber, polyamide fibre rubber and fluorubber are by 5-6: 2-3: 1 weight is formed than mixing.
3. a kind of rubber-based antidetonation padded coaming according to claim 1, it is characterised in that：The composite fibre is polyamide fibre
Fiber, acrylic fiber and carbon fiber are with 7-8: 3-4: 1 weight ratio mixes and forms.
4. a kind of rubber-based antidetonation padded coaming according to claim 1, it is characterised in that the preparation side of the reinforcing agent
Method is：Weigh each material according to the weight ratio, the tetraethyl orthosilicate that then will weigh and deionized water according to 1: 8-10 ratio
Example mixing, then sequentially add the glacial acetic acid of tetraethyl orthosilicate weight 10%, the carbon dust of tetraethyl orthosilicate weight 5% thereto, claim
Measured nano zinc powder is well mixed to be reacted, in course of reaction, every 20min to applying frequency 350- in reaction system
The ultrasonic wave 1min of 370kHz, question response carries out being strengthened after ultrafiltration obtains solid powder drying after terminating to reaction system
Agent.
5. a kind of rubber-based antidetonation padded coaming according to claim 1, it is characterised in that the preparation side of the filler
Method is：Each material is weighed according to the weight ratio, nanocrystal boehmite, ammonium fluoride, boric acid and the simple substance silica flour that then will be weighed
1-2h is calcined with 1500-1600 DEG C of condition in oxidizing atmosphere, is then mixed with magnesium borate crystal whisker after natural cooling, milling
To filler.
6. a kind of rubber-based antidetonation padded coaming according to claim 1, it is characterised in that also contain in the filler
The modified starch of rubber base-material weight 1-2%, the preparation method of the modified starch is that to be added to starch be its weight 3-5
Times water in be well mixed, be then added thereto to the tin coupling agent of starch weight 8%-10% and with sulphur acid for adjusting pH value to 4-
5, then the eucommia ulmoides extracts of starch weight 1-3% are added thereto to, adjust the temperature to 60-65 DEG C after being well mixed and be incubated 2-
3h, is finally added thereto to the stearic acid of starch weight 4-5%, is dried to constant weight under the conditions of 100-110 DEG C after stirring,
Obtain modified starch；The eucommia ulmoides extracts are filtered out obtained by solid residue after boiling 20-30min in water for Eucommia ulmoides Oliv. leaves
Filtrate be evaporated the powder for finally obtaining.
7. a kind of rubber-based antidetonation padded coaming according to claim 6, it is characterised in that the eucommia ulmoides extracts are in system
When standby, following treatment first is carried out to Eucommia ulmoides Oliv. leaves：
1) 2h in the sodium chloride solution that mass concentration is 30% is dipped into after Eucommia ulmoides Oliv. leaves water is cleaned up, is then pulled out simultaneously
20min in the sodium hydroxide solution that mass concentration is 35% is dipped into, is then pulled out and is rinsed well with clear water；
2) by step 1) in during the Eucommia ulmoides Oliv. leaves rinsed well of clear water soak the clear water of 3-5 times of its weight, be then added thereto to
The cellulase of Eucommia ulmoides Oliv. leaves weight 1%, and stand 3-4h, then cleaned up with clear water after Eucommia ulmoides Oliv. leaves are pulled out complete it is right
The treatment of Eucommia ulmoides Oliv. leaves.
8. a kind of rubber-based antidetonation padded coaming according to claim 7, it is characterised in that the step 1) in, the bark of eucommia
It is the microwave treatment 2min of 400W to power is applied in solution after blade soaks 10min in sodium hydroxide solution.
9. a kind of preparation method of rubber-based antidetonation padded coaming according to claim 1, prepares shock absorber fluid, enhancing first
Agent and filler, then according to each material of the weighing of claim 1, then make it by heating in rubber base-material feeding banbury
20-30min is kneaded after thawing, and is added thereto to shock absorber fluid and reinforcing agent successively, keep the temperature to continue to knead 10-20min,
Then continuation mixing 30min obtains product after being added thereto to filler, composite fibre and vulcanizing agent, it is characterised in that institute
State prepare shock absorber fluid, reinforcing agent and filler preparation method it is as follows：
1) shock absorber fluid is prepared
Commercially available hollow glass micropearl, commercially available discarded molecular sieve powder and surface modifier are taken with 100: 40-60: 6-8 weight
Amount is to obtain shock absorber fluid than standing 1-2h after mixing；
The surface modifier is KH750, polyvinyl alcohol and barium hydroxide according to weight than 3-4: 80: 1-2 ratio mixing and
Into；
2) reinforcing agent is prepared
Each material is weighed according to weight ratio described in claim 1, the tetraethyl orthosilicate that then will be weighed is with deionized water according to 1:
The ratio mixing of 8-10, then the glacial acetic acid of tetraethyl orthosilicate weight 10%, tetraethyl orthosilicate weight 5% are sequentially added thereto
Carbon dust, load weighted nano zinc powder are well mixed to be reacted, and in course of reaction, is applied frequently in reaction system every 20min
The ultrasonic wave 1min of rate 350-370kHz, question response carries out being obtained final product after ultrafiltration obtains solid powder drying after terminating to reaction system
To reinforcing agent；
3) filler is prepared
Weigh each material according to weight ratio described in claim 1, the nanocrystal boehmite that then will weigh, ammonium fluoride, boric acid and
Simple substance silica flour calcines 1-2h in oxidizing atmosphere with 1500-1600 DEG C of condition, then brilliant with antifungin after natural cooling, milling
Filler must be mixed to get.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113337243A (en) * | 2021-05-19 | 2021-09-03 | 张碧军 | Sealing silica gel and preparation method thereof |
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| CN103387729A (en) * | 2013-07-04 | 2013-11-13 | 芜湖市银鸿液压件有限公司 | Flame-retardation heat-insulation sealing ring |
| CN104725852A (en) * | 2015-03-14 | 2015-06-24 | 芜湖众力部件有限公司 | High-hardness nylon connecting piece |
| CN106519354A (en) * | 2016-11-09 | 2017-03-22 | 郑州电力高等专科学校 | Special shockproof supporting device for surveying and mapping instrument |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103387729A (en) * | 2013-07-04 | 2013-11-13 | 芜湖市银鸿液压件有限公司 | Flame-retardation heat-insulation sealing ring |
| CN104725852A (en) * | 2015-03-14 | 2015-06-24 | 芜湖众力部件有限公司 | High-hardness nylon connecting piece |
| CN106519354A (en) * | 2016-11-09 | 2017-03-22 | 郑州电力高等专科学校 | Special shockproof supporting device for surveying and mapping instrument |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113337243A (en) * | 2021-05-19 | 2021-09-03 | 张碧军 | Sealing silica gel and preparation method thereof |
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Application publication date: 20170623 |