CN105175826B - A kind of piezo-electric damping rubber material and preparation method thereof - Google Patents
A kind of piezo-electric damping rubber material and preparation method thereof Download PDFInfo
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- CN105175826B CN105175826B CN201510598643.5A CN201510598643A CN105175826B CN 105175826 B CN105175826 B CN 105175826B CN 201510598643 A CN201510598643 A CN 201510598643A CN 105175826 B CN105175826 B CN 105175826B
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Abstract
The present invention provides a kind of piezo-electric damping rubber material, the raw material for preparing of the rubber material includes following mass parts meter component：80-120 parts of rubber；1-3 parts of vulcanizing agent；2.5-8 parts of activating agent；1-3 parts of promotor；1-3 parts of anti-aging agent；2-8 parts of coupling agent；20-130 parts of filler.Rubber material damped coefficient with higher and wider damping temperature domain, damping capacity are good.
Description
Technical field
The present invention relates to a kind of damping rubber material, in particular to a kind of piezo-electric damping rubber material and its preparation side
Method.
Background technique
With the development of science and technology, mechanical equipment, which runs generated noise and vibration problem, is increasingly subject to people's concern, it is right
More stringent requirements are proposed for the safety of mechanical equipment, reliability.This does not require nothing more than the fatigability damage for reducing mechanical structure, prolongs
The service life of long mechanical equipment, and also require to reduce environmental pollution, harm is not generated to health of people.So abatement noise and
Reduction mechanical oscillation become therewith to be solved the problems, such as to solve with current industrial technology development need.It is existing mechanical using increasing
The energy loss of system studies carefully the hot spot for always being that people are of interest to reduce the damping material of mechanical oscillation and abating noises.
The damping material one for converting the energy absorptions such as vibration mechanical energy, sound energy to thermal energy, magnetic energy, electric energy etc. and consuming
As for manufacturing the devices such as damping, sound absorption.It is in dynamic deformation process with the vibration damping and noise reducing technology with damping function
It is middle by kinetic energy sound can etc. energy be converted into other forms energy and reach decaying vibration, prolonged mechanical system service life, abatement is made an uproar
The purpose of sound.High molecular material with unique visco-elastic property shows excellent damping characteristic in glass transition region, draws
Play the attention of people.High molecular material it is many kinds of, wherein the noise reduction, the antidetonation product that are prepared as matrix using rubber are extensive
Applied to each field.However pure rubber matrix, generally there are damping factor is less than normal, glass transition temperature section is partially narrow, has
The deficiencies of temperature range of effect damping is in room temperature low-temperature region below.
Piezoelectric polymeric materials are to be able to achieve a kind of conductive polymer mutually converted between the energy such as mechanical energy electric energy and heat energy
The general designation of sub- material, after piezoelectric particles introduce macromolecule matrix, when material is done by external conditions such as mechanical vibrational energy, sound energy
When disturbing, piezoelectric effect is generated between piezoelectric particles, to convert electric energy for outside energy and finally dissipate in a manner of heat
Fall.The present invention provides a kind of high performance piezoelectric damping rubber material, which has high damped coefficient and wide damping temp
Domain, can effective attenuation vibrational energy, to achieve the purpose that damping and noise reduction.
Summary of the invention
The present invention provides a kind of piezo-electric damping rubber material, which includes piezoelectric filler and conductive filler, when
Rubber by mechanical vibrational energy, sound can etc. external conditions interference when, generate piezoelectric effect between piezoelectric particles, outside energy turned
It turns to electric energy and is finally dissipated in a manner of heat, oil resistant, high temperature resistant have wider damping temperature domain range, excellent power
Learn performance.
For achieving the above object, the technical scheme adopted by the invention is as follows：
A kind of piezo-electric damping rubber material, rubber material prepare the component that raw material includes following mass parts meter：
Preferably, the raw material for preparing of rubber material includes following mass parts meter component：
Preferably, filler includes following mass parts meter component：
Constituent mass part
10-80 parts of piezoelectric filler
10-50 parts of conductive filler.
Preferably, vulcanizing agent is peroxide vulcanizing agent and/or sulphur, and activating agent is from stearic acid, zinc oxide or tristearin
It is selected in sour zinc.
Preferably, vulcanizing agent is 2 parts of sulphur；Activating agent be 20%~40% stearic acid by mass percentage and
60%~80% zinc oxide.
Preferably, promotor is to promote from thiazole accelerator, thuriam acceserator, sulfenamide type accelerators, guanidine
Into being selected in agent, dithiocarbamate accelerator, aldehyde amine accelerators, xanthate accelerator or Thiourea accelerator
Out.
Preferably, thiazole accelerator is 2- benzothiazolyl mercaptan and/or benzothiazole disulfide；Thiurams promotes
Agent is selected from tetramethylthiuram disulfide, tetramethylthiuram monosulfide or tetraethylthiuram disulfide；Secondary sulphur
Amides promotor is N- ring group -2-[4-morpholinodithio sulfenamide and/or N, N- dicyclohexyl -2-[4-morpholinodithio sulfenamide；
Guanidines is diphenylguanidine；Dithiocarbamate accelerator is zinc dimethyl dithiocarbamate and/or diethyl
Base zinc dithiocarbamate；Aldehyde amine accelerators is hexa；Xanthate accelerator is isopropyl xanthan acid
Zinc；Thiourea accelerator is ethylene thiourea.
Preferably, promotor includes 50%~80% N- ring group -2-[4-morpholinodithio time sulphonyl by mass percentage
Amine and 20%~50% tetramethylthiuram disulfide.
Preferably, anti-aging agent is selected from antioxidant D NP, antioxidant MB or antioxidant A W.
Preferably, coupling agent be silane coupling agent and/or titanate coupling agent, silane coupling agent be from KH550, KH560,
It is selected in KH570, KH792, DL602 or DL171；Titanate coupling agent is from titanate coupling agent 201, titanate coupling agent
311, it is selected in titanate coupling agent 102, titanate coupling agent 101 or titanate coupling agent 401.
Preferably, piezoelectric filler is from barium titanate, lead titanates, lead zirconates, lead zirconate titanate, tellurium mangaic acid lead, manganese niobium lead acid, niobium
It is selected in zincic acid lead, lithium tantalate, lithium niobate or quartz；Conductive filler is conductive particle and/or conductive fiber, and conductive filler is
Graphite.
Preferably, conductive particle is selected from metallic particles, plating metal inorganic particle or carbon black；Conductive fiber be from
It is selected in metallic fiber, plating metal inorfil or carbon fiber.
Another object of the present invention is to provide a kind of preparation methods of piezo-electric damping rubber material, including walk as follows
Suddenly：
A) piezoelectric filler pre-processes
The piezoelectric filler in solid blender is sprayed with coupling agent, stirring 20min is placed on 90~110 DEG C under 500r/min
1~3h of drying in oven；
B) rubber is plasticated 2~5 times in roller excessively in two-roll mill, packet roller cuts eight words after activating agent, piezoelectric filler is added
Knife beats triangle bag after being kneaded 3~5min after sizing material eats powder completely, and roll spacing is tuned up bottom sheet by thin logical alternating 5 times；
C) remaining rubber is plasticated 2~5 times in roller excessively in two-roll mill, packet roller is cut after activating agent, conductive filler is added
Eight word knives beat triangle bag after being kneaded 3~5min after sizing material eats powder completely, and roll spacing is tuned up bottom sheet by thin logical alternating 5 times；
D) the obtained rubber of step b, c is parked into 5~7h at room temperature and is placed on two-roll mill mixing, packet roller is added anti-
The mixing of eight word knives to be cut after old agent, promotor, vulcanizing agent, and triangle bag is beaten after sizing material eats powder completely, thin logical alternating is used cooperatively 3 times,
Roll spacing is tuned up into bottom sheet；
E) sulfidization molding
The rubber compound that step d) is obtained is stood at room temperature and is placed on vulcanizing press for 24 hours in 140 DEG C~165 DEG C,
9~11MPa of pressure vulcanizes 8~20min.
When rubber by mechanical vibrational energy, sound can etc. external conditions interference when, generate piezoelectric effect between piezoelectric particles, will
Outside energy is converted into electric energy and is finally dissipated in a manner of heat.
Compared with the latest prior art, beneficial effects of the present invention include：
1. a kind of piezo-electric damping rubber material of the invention, damping noise-reducing absorb vibrational energy, there is excellent damping and amortization
It can be with good mechanical property.
2. a kind of piezo-electric damping rubber material of the invention, damping capacity is excellent, damping temp field width, in 0~80 DEG C of temperature
It spends in range, tan δ is all larger than 0.4, and within the temperature range of 10~80 DEG C, tan δ is all larger than 0.6, at 20 DEG C~50 DEG C
Within the temperature range of, tan δ is all larger than 0.8.
3. a kind of piezo-electric damping rubber material of the invention, mechanical strength is high, and tensile strength is in 12MPa or more, tearing
Intensity is in 30kN/m or more.
4. a kind of piezo-electric damping rubber material of the invention, appearance uniform is anti-aging, long service life.
Specific embodiment
Below with reference to example, the present invention will be described in detail.
Raw material in following embodiments uses following product：
Embodiment 1
The raw material for preparing of piezo-electric damping rubber includes following mass parts meter component：
Rubber system is standby, and steps are as follows：
A) barium titanate pre-processes
The barium titanate in solid blender is sprayed with KH550, stirring 20min, which is placed in 90 DEG C of baking ovens, under 500r/min dries
Dry 1h；
B) nitrile rubber is plasticated 2 times in roller excessively in two-roll mill, partial oxidation zinc and stearic acid, titanium is added in packet roller
It is cut after sour barium after eight word knives are kneaded 3min after sizing material eats powder completely and beats triangle bag, roll spacing is tuned up bottom sheet by thin logical alternating 5 times；
C) remaining nitrile rubber is plasticated 2 times in roller excessively in two-roll mill, zinc oxide, stearic acid, carbon black is added in packet roller
After cut eight word knives be kneaded 3min after sizing material eats powder completely after beat triangle bag, roll spacing is tuned up bottom sheet by thin logical alternating 5 times；
D) the obtained rubber of step b, c is parked into 5~7h at room temperature and is placed on two-roll mill mixing, packet roller is added anti-
Eight word knives are cut after old agent DNP, N- ring group -2-[4-morpholinodithio sulfenamide, tetramethylthiuram disulfide, sulphur to be kneaded to sizing material
Triangle bag is beaten after eating powder completely, thin logical alternating is used cooperatively 3 times, and roll spacing is tuned up bottom sheet；
E) sulfidization molding
The rubber compound that step d) is obtained is stood at room temperature and is placed on vulcanizing press for 24 hours in 140 DEG C, pressure
9MPa vulcanizes 8min.
Embodiment 2
The raw material for preparing of piezo-electric damping rubber includes following mass parts meter component：
Rubber system is standby, and steps are as follows：
A) quartz pretreatment
The quartz in solid blender is sprayed with KH560, stirring 20min, which is placed in 110 DEG C of baking ovens, under 500r/min dries
Dry 3h；
B) butadiene-styrene rubber is plasticated 5 times in roller excessively in two-roll mill, partial oxidation zinc and stearic acid, stone is added in packet roller
It is cut after English after eight word knives are kneaded 5min after sizing material eats powder completely and beats triangle bag, roll spacing is tuned up bottom sheet by thin logical alternating 5 times；
C) remaining butadiene-styrene rubber is plasticated 5 times in roller excessively in two-roll mill, zinc oxide and stearic acid, gold is added in packet roller
It is cut after category copper powder after eight word knives are kneaded 3~5min after sizing material eats powder completely and beats triangle bag, thin logical alternating 5 times tunes up roll spacing
Bottom sheet；
D) the obtained rubber of step b, c is parked into 5~7h at room temperature and is placed on two-roll mill mixing, packet roller is added anti-
Eight word knives are cut after old agent MB, N- ring group -2-[4-morpholinodithio sulfenamide, tetramethylthiuram disulfide, sulphur to be kneaded to sizing material
Triangle bag is beaten after eating powder completely, thin logical alternating is used cooperatively 3 times, and roll spacing is tuned up bottom sheet；
E) sulfidization molding
The rubber compound that step d) is obtained is stood at room temperature and is placed on vulcanizing press for 24 hours in 165 DEG C, pressure
11MPa vulcanizes 20min.
Embodiment 3
The raw material for preparing of piezo-electric damping rubber includes following mass parts meter component：
Rubber system is standby, and steps are as follows：
A) lithium niobate pre-processes
The lithium niobate in solid blender is sprayed with KH570, stirring 20min is placed in 100 DEG C of baking ovens under 500r/min
Dry 2h；
B) natural rubber is plasticated 3 times in roller excessively in two-roll mill, partial oxidation zinc and stearic acid, niobium is added in packet roller
It is cut after sour lithium after eight word knives are kneaded 4min after sizing material eats powder completely and beats triangle bag, roll spacing is tuned up bottom sheet by thin logical alternating 5 times；
C) remaining natural rubber is plasticated 3 times in roller excessively in two-roll mill, zinc oxide and stearic acid, carbon is added in packet roller
It is cut after fiber after eight word knives are kneaded 4min after sizing material eats powder completely and beats triangle bag, roll spacing is tuned up bottom sheet by thin logical alternating 5 times；
D) the obtained rubber of step b, c is parked into 5~7h at room temperature and is placed on two-roll mill mixing, packet roller is added anti-
Eight word knives are cut after old agent DNP, N- ring group -2-[4-morpholinodithio sulfenamide, tetramethylthiuram disulfide, sulphur to be kneaded to sizing material
Triangle bag is beaten after eating powder completely, thin logical alternating is used cooperatively 3 times, and roll spacing is tuned up bottom sheet；
E) sulfidization molding
The rubber compound that step d) is obtained is stood at room temperature and is placed on vulcanizing press for 24 hours in 150 DEG C, pressure
10MPa vulcanizes 10min.
Embodiment 4
The raw material for preparing of piezo-electric damping rubber includes following mass parts meter component：
The preparation step of rubber：
A) lead zirconate titanate pre-processes
The lead zirconate titanate in solid blender is sprayed with KH792, stirring 20min is placed in 95 DEG C of baking ovens under 500r/min
Dry 1.5h；
B) butyl rubber is plasticated 3 times in roller excessively in two-roll mill, partial oxidation zinc and stearic acid, zirconium is added in packet roller
It is cut after lead titanates after eight word knives are kneaded 4min after sizing material eats powder completely and beats triangle bag, thin logical alternating 5 times tunes up down roll spacing
Piece；
C) remaining butyl rubber is plasticated 2~5 times in crossing roller in two-roll mill, packet roller, be added zinc oxide and stearic acid,
It is cut after silver-plated glass beads after eight word knives are kneaded 4min after sizing material eats powder completely and beats triangle bag, thin logical alternating 5 times, by roll spacing tune
Big bottom sheet；
D) the obtained rubber of step b, c is parked into 6h at room temperature and is placed on two-roll mill mixing, anti-aging agent is added in packet roller
It is complete to sizing material that the mixing of eight word knives is cut after AW, N- ring group -2-[4-morpholinodithio sulfenamide, tetramethylthiuram disulfide, sulphur
Triangle bag is beaten after eating powder, thin logical alternating is used cooperatively 3 times, and roll spacing is tuned up bottom sheet；
E) sulfidization molding
The rubber compound that step d) is obtained is stood at room temperature and is placed on vulcanizing press for 24 hours in 145 DEG C, pressure
10MPa vulcanizes 9min.
Embodiment 5：
The raw material for preparing of piezo-electric damping rubber includes following mass parts meter component：
Rubber system is standby, and steps are as follows：
A) lead titanates pre-processes
The lead titanates in solid blender is sprayed with DL602, stirring 20min, which is placed in 95 DEG C of baking ovens, under 500r/min dries
Dry 1.5h；
B) rubber is plasticated 3 times in roller excessively in two-roll mill, partial oxidation zinc and stearic acid, lead titanates is added in packet roller
After cut eight word knives be kneaded 3min after sizing material eats powder completely after beat triangle bag, roll spacing is tuned up bottom sheet by thin logical alternating 5 times；
C) remaining rubber is plasticated 3 times in roller excessively in two-roll mill, zinc oxide and stearic acid, copper fiber is added in packet roller
After cut eight word knives be kneaded 3min after sizing material eats powder completely after beat triangle bag, roll spacing is tuned up bottom sheet by thin logical alternating 5 times；
D) the obtained rubber of step b, c is parked into 5.5h at room temperature and is placed on two-roll mill mixing, packet roller is added anti-old
Eight word knives are cut after agent DNP, zinc dimethyl dithiocarbamate, zinc diethyl dithiocarbamate, sulphur to be kneaded to sizing material
Triangle bag is beaten after eating powder completely, thin logical alternating is used cooperatively 3 times, and roll spacing is tuned up bottom sheet；
E) sulfidization molding
The rubber compound that step d) is obtained is stood at room temperature and is placed on vulcanizing press for 24 hours in 150 DEG C, pressure 9~
11MPa vulcanizes 12min.
Embodiment 6：
The raw material for preparing of piezo-electric damping rubber includes following mass parts meter component：
Rubber system is standby, and steps are as follows：
A) lead zirconates pre-processes
The lead zirconates in solid blender is sprayed with DL602, stirring 20min is placed in 100 DEG C of baking ovens under 500r/min
Dry 1~3h；
B) part nitrile rubber and butadiene-styrene rubber are plasticated 4 times in roller excessively in two-roll mill, partial oxidation is added in packet roller
It is cut after zinc and stearic acid, lead zirconates and beats triangle bag after eight word knives are kneaded 4min after sizing material eats powder completely, thin logical alternating 5 times will
Roll spacing tunes up bottom sheet；
C) remaining nitrile rubber and butadiene-styrene rubber are plasticated 4 times in crossing roller in two-roll mill, packet roller, be added zinc oxide and
It is cut after stearic acid, silvered glass fiber and beats triangle bag after eight word knives are kneaded 4min after sizing material eats powder completely, thin logical alternating 5 times,
Roll spacing is tuned up into bottom sheet；
D) the obtained rubber of step b, c is parked into 6h at room temperature and is placed on two-roll mill mixing, anti-aging agent is added in packet roller
The mixing of eight word knives is cut after MB, diphenylguanidine, sulphur and beats triangle bag after sizing material eats powder completely, and thin logical alternating is used cooperatively 3 times, by roller
Away from tuning up bottom sheet；
E) sulfidization molding
The rubber compound that step d) is obtained is stood at room temperature and is placed on vulcanizing press for 24 hours in 150 DEG C, pressure
10MPa vulcanizes 13min.
Embodiment 7：
The raw material for preparing of piezo-electric damping rubber includes following mass parts meter component：
The preparation step of rubber is as follows：
A) tellurium mangaic acid lead pre-processes
The tellurium mangaic acid lead in solid blender is sprayed with DL171, stirring 20min is placed on 105 DEG C of baking ovens under 500r/min
Interior drying 2h；
B) part natural rubber and butadiene-styrene rubber are plasticated 4 times in roller excessively in two-roll mill, partial oxidation is added in packet roller
It is cut after zinc and stearic acid, tellurium mangaic acid lead and beats triangle bag after eight word knives are kneaded 4min after sizing material eats powder completely, thin logical alternating 5 times,
Roll spacing is tuned up into bottom sheet；
C) remaining natural rubber and butadiene-styrene rubber are plasticated 4 times in crossing roller in two-roll mill, packet roller, be added zinc oxide and
It is cut after stearic acid, carbon fiber after eight word knives are kneaded 4min after sizing material eats powder completely and beats triangle bag, thin logical alternating 5 times, by roll spacing
Tune up bottom sheet；
D) the obtained rubber of step b, c is parked into 6h at room temperature and is placed on two-roll mill mixing, anti-aging agent is added in packet roller
DNP, N- ring group -2-[4-morpholinodithio sulfenamide, N cut eight word knives after N- dicyclohexyl -2-[4-morpholinodithio sulfenamide, sulphur
Triangle bag is beaten in mixing after sizing material eats powder completely, and thin logical alternating is used cooperatively 3 times, and roll spacing is tuned up bottom sheet；
E) sulfidization molding
The rubber compound that step d) is obtained is stood at room temperature and is placed on vulcanizing press for 24 hours in 155 DEG C, pressure
11MPa vulcanizes 14min.
Embodiment 8：
The raw material for preparing of piezo-electric damping rubber includes following mass parts meter component：
The preparation step of rubber is as follows：
A) manganese niobium lead acid pre-processes
The manganese niobium lead acid in solid blender is sprayed with titanate coupling agent 201, stirring 20min is placed under 500r/min
90~110 DEG C of 1~3h of drying in oven；
B) part natural rubber and butadiene-styrene rubber are plasticated 3 times in roller excessively in two-roll mill, partial oxidation is added in packet roller
It is cut after zinc and stearic acid, manganese niobium lead acid and beats triangle bag after eight word knives are kneaded 4min after sizing material eats powder completely, thin logical alternating 5 times,
Roll spacing is tuned up into bottom sheet；
C) remaining natural rubber and butadiene-styrene rubber are plasticated 4 times in crossing roller in two-roll mill, packet roller, be added zinc oxide and
It is cut after stearic acid, carbon black after eight word knives are kneaded 4min after sizing material eats powder completely and beats triangle bag, thin logical alternating 5 times, by roll spacing tune
Big bottom sheet；
D) the obtained rubber of step b, c is parked into 6h at room temperature and is placed on two-roll mill mixing, anti-aging agent is added in packet roller
The mixing of eight word knives is cut after AW, tetramethylthiuram monosulfide, tetraethylthiuram disulfide, peroxide eats powder completely to sizing material
After beat triangle bag, thin logical alternating is used cooperatively 3 times, and roll spacing is tuned up bottom sheet；
E) sulfidization molding
The rubber compound that step d) is obtained is stood at room temperature and is placed on vulcanizing press for 24 hours in 160 DEG C, pressure
11MPa vulcanizes 15min.
Embodiment 9：
The raw material for preparing of piezo-electric damping rubber includes following mass parts meter component：
The preparation step of rubber is as follows：
A) manganese niobium lead acid pre-processes
The manganese niobium lead acid in solid blender is sprayed with titanate coupling agent 311, stirring 20min is placed under 500r/min
110 DEG C of drying in oven 3h；
B) part natural rubber and butadiene-styrene rubber are plasticated 5 times in roller excessively in two-roll mill, partial oxidation is added in packet roller
It is cut after zinc and zinc stearate, manganese niobium lead acid after eight word knives are kneaded 3min after sizing material eats powder completely and beats triangle bag, thin logical alternating 5
It is secondary, roll spacing is tuned up into bottom sheet；
C) remaining natural rubber and butadiene-styrene rubber are plasticated 2 times in crossing roller in two-roll mill, packet roller, be added zinc oxide and
It is cut after zinc stearate, carbon fiber after eight word knives are kneaded 3min after sizing material eats powder completely and beats triangle bag, thin logical alternating 5 times, by roller
Away from tuning up bottom sheet；
D) the obtained rubber of step b, c is parked into 5h at room temperature and is placed on two-roll mill mixing, anti-aging agent is added in packet roller
Eight word knives are cut after DNP, antioxidant MB, benzothiazole disulfide, 2- benzothiazolyl mercaptan, peroxide, sulphur to be kneaded to glue
Material beats triangle bag after eating powder completely, and thin logical alternating is used cooperatively 3 times, and roll spacing is tuned up bottom sheet；
E) sulfidization molding
The rubber compound that step d) is obtained is stood at room temperature and is placed on vulcanizing press for 24 hours in 140 DEG C DEG C, pressure
9MPa vulcanizes 18min.
Mechanics properties testing is carried out to rubber material prepared in the above embodiments
1 mechanical property of table
| Serial number | Tensile strength (MPa) | Elongation at break (%) | Tearing strength (kN/m) |
| Embodiment 1 | 12.3 | 548 | 46.1 |
| Embodiment 2 | 15.4 | 379 | 31.2 |
| Embodiment 3 | 17.9 | 465 | 37.8 |
| Embodiment 4 | 14.7 | 514 | 27.4 |
| Embodiment 5 | 15.5 | 525 | 29.8 |
| Embodiment 6 | 15.3 | 530 | 33.5 |
| Embodiment 7 | 15.6 | 526 | 30.7 |
| Embodiment 8 | 15.8 | 535 | 31.6 |
| Embodiment 9 | 16.3 | 540 | 38.9 |
Damping capacity detection is carried out to rubber material prepared in the above embodiments
The damped coefficient tan δ of 2 rubber of table
Finally it should be noted that：The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof, to the greatest extent
Invention is explained in detail referring to above-described embodiment for pipe, those of ordinary skills in the art should understand that：Still
It can be with modifications or equivalent substitutions are made to specific embodiments of the invention, and without departing from any of spirit and scope of the invention
Modification or equivalent replacement, are intended to be within the scope of the claims of the invention.
Claims (4)
1. a kind of piezo-electric damping rubber material, which is characterized in that the raw material for preparing of the rubber material includes following mass parts meter
Component：
The promotor is selected from thuriam acceserator, sulfenamide type accelerators；
The promotor includes 50%~80% N- ring group -2-[4-morpholinodithio sulfenamide and 20% by mass percentage
~50% tetramethylthiuram disulfide；
The filler includes the component of following mass parts meter：
Constituent mass part
10-80 parts of piezoelectric filler
10-50 parts of conductive filler
The vulcanizing agent is peroxide vulcanizing agent and/or sulphur, and the activating agent is from stearic acid, zinc oxide or zinc stearate
In select；
The vulcanizing agent is 2 parts of sulphur；The activating agent is 20%~40% stearic acid and 60% by mass percentage
~80% zinc oxide；
It is methyl that the thuriam acceserator, which is from tetramethylthiuram disulfide, tetramethylthiuram monosulfide or curing,
It is selected in thiuram；The sulfenamide type accelerators is bis- hexamethylene of N- ring group -2-[4-morpholinodithio sulfenamide and/or N, N-
Base -2-[4-morpholinodithio sulfenamide；
The piezoelectric filler be from barium titanate, lead titanates, lead zirconate titanate, tellurium mangaic acid lead, manganese niobium lead acid, lead zinc niobate, lithium tantalate,
It is selected in lithium niobate or quartz；The conductive filler is conductive particle and/or conductive fiber；
The conductive particle is selected from metallic particles, plating metal inorganic particle or carbon black；The conductive fiber is from gold
It is selected in category fiber, plating metal inorfil or carbon fiber.
2. a kind of piezo-electric damping rubber material as described in claim 1, it is characterised in that：The anti-aging agent is from anti-aging agent
It is selected in DNP, antioxidant MB or antioxidant A W.
3. a kind of piezo-electric damping rubber material as described in claim 1, it is characterised in that：The coupling agent is silane coupling agent
And/or titanate coupling agent, the silane coupling agent are to select from KH550, KH560, KH570, KH792, DL602 or DL171
Out；Titanate coupling agent is even from titanate coupling agent 201, titanate coupling agent 311, titanate coupling agent 102, titanate esters
It is selected in connection agent 101 or titanate coupling agent 401.
4. a kind of prepare a kind of method of piezo-electric damping rubber material as described in claim 1, it is characterised in that the method packet
Include following steps：
A) piezoelectric filler is handled
The piezoelectric filler in solid blender is sprayed with coupling agent, stirring 20min is placed on 90~110 DEG C of baking ovens under 500r/min
1~3h of interior drying；
B) rubber is plasticated 2~5 times in crossing roller in two-roll mill, packet roller is added that activating agent, that eight word knives are cut after piezoelectric filler is mixed
Triangle bag, thin logical alternating 5 times, bottom sheet are beaten after 3~5min of refining；
C) remaining rubber is plasticated 2~5 times in roller excessively in two-roll mill, packet roller cuts eight words after activating agent, conductive filler is added
Knife beats triangle bag, thin logical alternating 5 times, bottom sheet after being kneaded 3~5min；
D) by step b, c be made rubber park at room temperature 5~7h be placed on two-roll mill be kneaded, packet roller, be added anti-aging agent,
It is cut after promotor, vulcanizing agent after eight word knives are kneaded and beats triangle bag, thin logical alternating 3 times, bottom sheet；
E) sulfidization molding
The rubber compound that step d) is obtained is stood at room temperature and is placed on vulcanizing press for 24 hours in 140 DEG C~165 DEG C, pressure 9
~11MPa vulcanizes 8~20min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510598643.5A CN105175826B (en) | 2015-09-18 | 2015-09-18 | A kind of piezo-electric damping rubber material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510598643.5A CN105175826B (en) | 2015-09-18 | 2015-09-18 | A kind of piezo-electric damping rubber material and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105175826A CN105175826A (en) | 2015-12-23 |
| CN105175826B true CN105175826B (en) | 2018-11-16 |
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| CN107286405A (en) * | 2017-06-23 | 2017-10-24 | 全球能源互联网研究院 | A kind of transformer iron core lamination damping fin and preparation method thereof |
| CN107540962A (en) * | 2017-08-29 | 2018-01-05 | 无为县大江橡塑制品有限公司 | A kind of automobile shock elastomeric material |
| CN112670930A (en) * | 2019-10-15 | 2021-04-16 | 中国电力科学研究院有限公司 | Novel suspension clamp |
| CN114524982A (en) * | 2021-12-30 | 2022-05-24 | 安徽志诚机电零部件有限公司 | Novel damping composite material for vehicle and preparation method thereof |
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| CN102585387A (en) * | 2011-12-30 | 2012-07-18 | 中国船舶重工集团公司第七二五研究所 | Low-frequency high-damping rubber-based piezoelectric composite material and preparation method thereof |
| CN103289351A (en) * | 2013-05-21 | 2013-09-11 | 中国船舶重工集团公司第七二五研究所 | Preparation method of wide-temperature and wideband piezoelectric synergic damping material formed by vinyl |
| CN103467787A (en) * | 2013-06-24 | 2013-12-25 | 西安汉华橡胶科技有限公司 | Formula of nano-zinc oxide and rubber composite vibration absorption rubber material |
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| CN102585387A (en) * | 2011-12-30 | 2012-07-18 | 中国船舶重工集团公司第七二五研究所 | Low-frequency high-damping rubber-based piezoelectric composite material and preparation method thereof |
| CN103289351A (en) * | 2013-05-21 | 2013-09-11 | 中国船舶重工集团公司第七二五研究所 | Preparation method of wide-temperature and wideband piezoelectric synergic damping material formed by vinyl |
| CN103467787A (en) * | 2013-06-24 | 2013-12-25 | 西安汉华橡胶科技有限公司 | Formula of nano-zinc oxide and rubber composite vibration absorption rubber material |
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