CN108395634A - A kind of new automobile inner tube of a tyre and preparation method thereof - Google Patents
A kind of new automobile inner tube of a tyre and preparation method thereof Download PDFInfo
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- CN108395634A CN108395634A CN201810198477.3A CN201810198477A CN108395634A CN 108395634 A CN108395634 A CN 108395634A CN 201810198477 A CN201810198477 A CN 201810198477A CN 108395634 A CN108395634 A CN 108395634A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 239000004814 polyurethane Substances 0.000 claims abstract description 51
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 50
- 239000000843 powder Substances 0.000 claims abstract description 44
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 40
- 238000013329 compounding Methods 0.000 claims abstract description 36
- 230000002687 intercalation Effects 0.000 claims abstract description 30
- 238000009830 intercalation Methods 0.000 claims abstract description 30
- 238000002156 mixing Methods 0.000 claims abstract description 30
- 229920002635 polyurethane Polymers 0.000 claims abstract description 27
- 239000003292 glue Substances 0.000 claims abstract description 24
- 239000002994 raw material Substances 0.000 claims abstract description 24
- 239000003365 glass fiber Substances 0.000 claims abstract description 22
- 238000004073 vulcanization Methods 0.000 claims abstract description 22
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 21
- 239000004917 carbon fiber Substances 0.000 claims abstract description 21
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229920002943 EPDM rubber Polymers 0.000 claims abstract description 20
- 229920005549 butyl rubber Polymers 0.000 claims abstract description 20
- 239000003381 stabilizer Substances 0.000 claims abstract description 20
- 229920001971 elastomer Polymers 0.000 claims abstract description 19
- 239000005060 rubber Substances 0.000 claims abstract description 19
- 229910052925 anhydrite Inorganic materials 0.000 claims abstract description 16
- 239000004014 plasticizer Substances 0.000 claims abstract description 12
- 229920006335 epoxy glue Polymers 0.000 claims description 28
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 17
- 238000005520 cutting process Methods 0.000 claims description 14
- 238000000227 grinding Methods 0.000 claims description 14
- 229910021536 Zeolite Inorganic materials 0.000 claims description 8
- 239000008367 deionised water Substances 0.000 claims description 8
- 229910021641 deionized water Inorganic materials 0.000 claims description 8
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000010457 zeolite Substances 0.000 claims description 8
- 239000005995 Aluminium silicate Substances 0.000 claims description 7
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 claims description 7
- 229920000297 Rayon Polymers 0.000 claims description 7
- 238000007605 air drying Methods 0.000 claims description 7
- 235000012211 aluminium silicate Nutrition 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 7
- 238000001125 extrusion Methods 0.000 claims description 7
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 7
- 239000010802 sludge Substances 0.000 claims description 7
- 238000007711 solidification Methods 0.000 claims description 7
- 230000008023 solidification Effects 0.000 claims description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 239000004677 Nylon Substances 0.000 claims description 5
- 229920001778 nylon Polymers 0.000 claims description 5
- VBIIFPGSPJYLRR-UHFFFAOYSA-M Stearyltrimethylammonium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCCCC[N+](C)(C)C VBIIFPGSPJYLRR-UHFFFAOYSA-M 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 4
- 229920002302 Nylon 6,6 Polymers 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 2
- 230000008859 change Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- GKQYEGDRLFCCBW-UHFFFAOYSA-N CCCCCCCCCCCCCCCC(C)(C)C.Br Chemical compound CCCCCCCCCCCCCCCC(C)(C)C.Br GKQYEGDRLFCCBW-UHFFFAOYSA-N 0.000 claims 1
- 239000011521 glass Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 7
- 125000003118 aryl group Chemical group 0.000 abstract description 4
- 239000006229 carbon black Substances 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 4
- 239000002131 composite material Substances 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract description 3
- 230000032683 aging Effects 0.000 description 7
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000003822 epoxy resin Substances 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 238000005336 cracking Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920001206 natural gum Polymers 0.000 description 2
- JBPBWEKERUNUQY-UHFFFAOYSA-N C(CCCCCCCCCCCCCCCCC)Cl(C)(C)C Chemical compound C(CCCCCCCCCCCCCCCCC)Cl(C)(C)C JBPBWEKERUNUQY-UHFFFAOYSA-N 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 235000006708 antioxidants Nutrition 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- -1 poly- ammonia Ester Chemical class 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- 238000010200 validation analysis Methods 0.000 description 1
Classifications
-
- 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
- C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
- C08L23/22—Copolymers of isobutene; Butyl rubber; Homopolymers or copolymers of other iso-olefins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Tires In General (AREA)
Abstract
The invention belongs to tyre technologies, and in particular to a kind of new automobile inner tube of a tyre and preparation method thereof is mainly made of following raw material：Polyurethane PU, butyl rubber, ethylene propylene diene rubber, CaSO4Whisker, carbon fiber, glass fibre, accelerant CZ, anti-aging agent 6PPD, anti-aging agent TMQ, stabilizer HS 80, vulcanizate, vulcanization accelerator, compounding intercalation modifying powder part, physics plasticiser WP 1.Present invention employs the manufactures of the technology of polyurethane and rubber composite construction, greatly reduce the mixing glue amount of rubber tread glue, reduce the usage amount of the carbon black and aromatic naphtha of pollution environment, the disadvantage of two kinds of tires respectively is overcome, has many advantages, such as that elasticity is good, comfort is good, improve resistance to pressure and various mechanical strengths；Select CaSO4Whisker, carbon fiber and glass fibre are used in combination, and the various mechanical properties of the inner tube of a tyre can be significantly increased, to obtain the new automobile inner tube of a tyre that environmentally protective security performance is high and performance is good.
Description
Technology neighborhood
The present invention relates to tyre technologies, and in particular to a kind of new automobile inner tube of a tyre and preparation method thereof.
Background technology
Pneumatic tire according to there is tubeless to be divided into tubed tyre and tubeless tyre, tubed tyre include again cover tire,
The inner tube of a tyre and rim strip.For the inner tube of a tyre as a component part for having tire tube air-inflating tire, it is the rubber cylinder of a circular ring shape, and outer
Tire is installed along on wheel rim, is played a role together with cover tire after being filled with compressed air, is mainly had support cover tire, is mitigated and exercise
The effect of impact and vibrations.Each component of the inner tube of a tyre subjects different deformations when inflation, and outer radius portion bears to uphold deformation, and portion
Divide and subject compressive deformation, section direction is also subjected to uphold deformation.And it is mounted in cover tire, usually in the subzero several years to 120 degree
Or work at higher temperature, the quality of performance has prodigious influence to the service life of cover tire, therefore it is required that it has
Good air-tightness and physical mechanical property.
The tube of current China's production, most of natural gum or partially synthetic glue is used in combination is primary raw material, and state
Multi-purpose butyl rubber manufactures tube outside, although its performance is significantly better than the natural gum inner tube of a tyre, service life has notable growth,
But the preparation of rubber inner tube often exposes the defect that voltage endurance capability is poor, mechanical strength is low in use at present, limits
Its service life, and the active ingredient carbon black and aromatic naphtha added are big to the pollution of environment.With polyurethane applications by
It gradually expands and the continuous enhancing of mankind's environmental consciousness, excavates new biodegradable and high-performance, multi-functional thermoplastic poly
Urethane material will be the important topic studied from now on, so a kind of environmentally friendly and good performance air tube will be welcome by industry.
Invention content
To solve the above-mentioned problems, the present invention provides a kind of new automobile inner tubes of a tyre and preparation method thereof, by using poly-
Urethane and the technology of rubber composite construction manufacture, and greatly reduce the mixing glue amount of rubber tread glue, reduce pollution environment
Carbon black and aromatic naphtha usage amount, while improving its voltage endurance capability, mechanical strength, to improve the service life of tire, obtain
Obtain the high air tube of environmentally protective security performance.
The present invention can be achieved through the following technical solutions：
A kind of new automobile inner tube of a tyre, is made of the raw material of following parts by weight：50~80 parts of polyurethane PU, butyl rubber
70~80 parts, 30~40 parts of ethylene propylene diene rubber, CaSO45~8 parts of whisker, 15~18 parts of carbon fiber, glass fibre 20~25
It is part, 6~10 parts of epoxy resin, 0.3~0.5 part of accelerant CZ, 1~3 part of anti-aging agent 6PPD, 1~2 part of anti-aging agent TMQ, steady
Determine 2~4 parts of agent HS-80,1~3 part of vulcanizate, 1~2 part of vulcanization accelerator, 40~50 parts of compounding intercalation modifying powder, physics modeling
1~3 part of agent WP-1.
Preferably, a kind of new automobile inner tube of a tyre, is made of the raw material of following parts by weight：60~70 parts of polyurethane PU, fourth
72~78 parts of base rubber, 33~36 parts of ethylene propylene diene rubber, CaSO46~7 parts of whisker, 16~17 parts of carbon fiber, glass fibre 22
~24 parts, 7~9 parts of epoxy resin, 0.35~0.45 part of accelerant CZ, 1.5~2.5 parts of anti-aging agent 6PPD, anti-aging agent TMQ
1.2~1.8 parts, 2.5~3.5 parts of stabilizer HS-80,1.5~2.5 parts of vulcanizate, 1.3~1.7 parts of vulcanization accelerator, compounding
44~46 parts of intercalation modifying powder, 1.5~2.5 parts of physics plasticiser WP-1.
Preferably, a kind of new automobile inner tube of a tyre, is made of the raw material of following parts by weight：65 parts of polyurethane PU, butyl rubber
75 parts of glue, 35 parts of ethylene propylene diene rubber, CaSO46.5 parts of whisker, 16.5 parts of carbon fiber, 23 parts of glass fibre, 8 parts of epoxy resin,
0.4 part of accelerant CZ, 2 parts of anti-aging agent 6PPD, 1.5 parts of anti-aging agent TMQ, 3 parts of stabilizer HS-80,2 parts of vulcanizate, vulcanization
1.5 parts of accelerating agent, 45 parts of compounding intercalation modifying powder, 2 parts of physics plasticiser WP-1.
Preferably, the compounding intercalation modifying powder is made of the raw material of following parts by weight：100~120 parts of deionized water,
80~120 parts of nylon66 fiber, 30~45 parts of EP rubbers, 1~2 part of trimethyl cetyl ammonium bromide, trimethyloctadecyl chlorine
Change 1~2 part of ammonium, 10~20 parts of kaolin, 13~15 parts of sludge, 2~4 parts of activated carbon, 4~8 parts of zeolite powder.
Preferably, the compounding intercalation modifying powder is made of the raw material of following parts by weight：110 parts of deionized water, nylon
66100 parts, it is 37.5 parts of EP rubbers, 1.5 parts of trimethyl cetyl ammonium bromide, 1.5 parts of trimethyloctadecyl ammonium chloride, high
15 parts of ridge soil, 14 parts of sludge, 3 parts of activated carbon, 6 parts of zeolite powder.
Preferably, the preparation method of the compounding intercalation modifying powder is：
A. by sludge dewatering, drying, then with after kaolin, activated carbon, zeolite powder mixing, ultraviolet light irradiates 8~12h, then
10~12h is impregnated in a concentration of 5~8% hydrochloric acid solution, and soak is separated by solid-liquid separation, it is dry, compounding powder must be modified
It is spare；
B. it by modified compounding powder, deionized water, trimethyl cetyl ammonium bromide mixing, is filled under 100~200r/min
Point dispersion, be made compound size, slurry drying, add in the nylon melted completely, at 210~300 DEG C be kneaded 10~
60min adds remaining raw material, is kneaded at 190~210 DEG C after 30~40min to get compounding intercalation modifying powder.
The present invention also provides a kind of preparation methods of the new automobile inner tube of a tyre, include the following steps：
(1) polyurethane PU, butyl rubber, ethylene propylene diene rubber and vulcanizate are separately heated to 30~45 DEG C, by cutting
It cuts equipment to carry out cutting into blob of viscose, then places it in grinder and crush, it is spare to obtain arogel；
(2) vulcanization accelerator is added into the grinder equipped with step (1) arogel, carries out co-grinding again, crush temperature
Degree is maintained at 40~45 DEG C, and 10~15min of co-grinding obtains preliminary epoxy glue；
(3) epoxy glue in step (2) is moved in mixer, in internal mixing pass, CaSO is added4Whisker, carbon fiber,
Glass fibre, accelerant CZ, anti-aging agent 6PPD, anti-aging agent TMQ, stabilizer HS-80, compounding intercalation modifying powder and physics plasticizing
Agent, it is 125~140 DEG C to keep mixer internal temperature, and mixing time is 15~20min, and the rotating speed of mixer is 60~80r/
Min takes out after the completion；
(4) epoxy glue after mixing in step (3) is passed into filter, filter glue processing is carried out to it；
(5) filtered epoxy glue is poured into inner tube mold, and is carried out with the speed of 10~15ml/s, wait for glue
Extrusion molding after preliminary solidification；
(6) the molding inner tube of a tyre temperature obtained by step (5) is maintained at 55~60 DEG C, and is sprayed to inner tyre surface by sprinkler
Protection wax is spilt, ensures that its thickness is 0.5~1mm, the new automobile inner tube of a tyre that natural air drying is prepared to get the present invention.
Each raw material compositional system of the present invention is as follows：
Rubber system：Polyurethane PU and butyl rubber, ethylene propylene diene rubber paralled system are used, polyurethane elastomer is
A kind of high molecular synthetic material of performance between rubber and plastics, the high rigidity and high intensity of existing rubber, wear-resisting property
Brilliance also has good mechanical strength, oil resistivity, chemicals-resistant, flexible resistance and excellent resistance to low temperature, so poly- ammonia
Ester is also the emphasis material of concern on Tire production；The self-closing better performances of butyl glue inner tube of a tyre colloid have high-air-tightness.
Enhancing system：Select CaSO4Whisker, carbon fiber and glass fibre are used in combination, and have high specific strength, high ratio modulus, interior
A series of excellent performances such as high temperature, corrosion-resistant, endurance, creep resistance, are added into the inner tube of a tyre, can significantly increase the inner tube of a tyre
Various mechanical properties improve the intensity and toughness of material, improve heat-resisting and weatherability, extend the service life of tire.
Protection system：The anti-oxidant of the inner tube of a tyre is improved by adding anti-aging agent 6PPD, anti-aging agent TMQ and stabilizer HS-80
Property, delay or prevents the inner tube of a tyre from the aging phenomena such as cracking occur.
Vulcanizing system：By being used cooperatively for vulcanizate and vulcanization accelerator, when high temperature vulcanized, do not vulcanize significantly
Anti- original phenomenon, vulcanizable construction have more single sulphur or a double sulfur-crosslinked keys, and the performance of vulcanizate is uniform, heat-resist, compression becomes
The advantages that shape is small, heat is small, thus there is excellent static physical mechanical performance, good property can be also kept in use
Can, meet the physical mechanical property of inner tube rubber.
The present invention has following advantageous effect：
Air tube prepared by the present invention, the technology for using polyurethane and rubber composite construction manufacture, subtract significantly
The mixing glue amount of rubber tread glue is lacked, has reduced the usage amount of the carbon black and aromatic naphtha of pollution environment, improve the resistance to of rubber tyre
Mill property, service life etc., while the endogenous heat for also overcoming polyurethane elastomeric materials is big, heat is not easy to shed, high temperature dynamic force
Poor performance is learned, the shortcomings of fatigue performance and flexible resistance decline under high dynamic load, overcomes that two kinds of tires are respective to be lacked
Point has many advantages, such as that elasticity is good, comfort is good, improves resistance to pressure and various mechanical strengths；Select CaSO4Whisker, carbon fiber and
Glass fibre is used in combination, and the various mechanical properties of the inner tube of a tyre can be significantly increased, and improves the intensity and toughness of material, improves heat-resisting and resistance to
Hou Xing extends the service life of tire；The inoxidizability of the inner tube of a tyre is improved, delay or is prevented by adding anti-aging agent and stabilizer
The aging phenomena such as cracking occur for the inner tube of a tyre；By being used cooperatively for vulcanizate and vulcanization accelerator, prevents from vulcanizing anti-former phenomenon, make
With can also keep good performance in the process；To obtain in the new automobile that environmentally protective security performance is high and performance is good
Tire.
Specific implementation mode
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, tie below
Specific embodiment is closed, the present invention is further explained.
Embodiment 1
A kind of new automobile inner tube of a tyre, is made of the raw material of following parts by weight：50 parts of polyurethane PU, 70 parts of butyl rubber,
30 parts of ethylene propylene diene rubber, CaSO45 parts of whisker, 15 parts of carbon fiber, 20 parts of glass fibre, 0.3 part of accelerant CZ, anti-aging agent
1 part of 6PPD, 1 part of anti-aging agent TMQ, 2 parts of stabilizer HS-80,1 part of vulcanizate, 1 part of vulcanization accelerator, compounding intercalation modifying powder
40 parts, 1 part of physics plasticiser WP-1.
The compounding intercalation modifying powder is made of the raw material of following parts by weight：100~120 parts of deionized water, nylon
6680~120 parts, 30~45 parts of EP rubbers, 1~2 part of trimethyl cetyl ammonium bromide, trimethyloctadecyl ammonium chloride 1
~2 parts, 10~20 parts of kaolin, 13~15 parts of sludge, 2~4 parts of activated carbon, 4~8 parts of zeolite powder.
It is described compounding intercalation modifying powder preparation method be：
C. by sludge dewatering, drying, then with after kaolin, activated carbon, zeolite powder mixing, ultraviolet light irradiates 8~12h, then
10~12h is impregnated in a concentration of 5~8% hydrochloric acid solution, and soak is separated by solid-liquid separation, it is dry, compounding powder must be modified
It is spare；
D. it by modified compounding powder, deionized water, trimethyl cetyl ammonium bromide mixing, is filled under 100~200r/min
Point dispersion, be made compound size, slurry drying, add in the nylon melted completely, at 210~300 DEG C be kneaded 10~
60min adds remaining raw material, is kneaded at 190~210 DEG C after 30~40min to get compounding intercalation modifying powder.
A kind of preparation method of above-mentioned new automobile inner tube of a tyre, includes the following steps：
(1) polyurethane PU, butyl rubber, ethylene propylene diene rubber and vulcanizate are separately heated to 30 DEG C, are set by cutting
It is standby to carry out cutting into blob of viscose, it then places it in grinder and crushes, it is spare to obtain arogel；
(2) vulcanization accelerator is added into the grinder equipped with step (1) arogel, carries out co-grinding again, crush temperature
Degree is maintained at 40 DEG C, and co-grinding 10min obtains preliminary epoxy glue；
(3) epoxy glue in step (2) is moved in mixer, in internal mixing pass, CaSO is added4Whisker, carbon fiber,
Glass fibre, accelerant CZ, anti-aging agent 6PPD, anti-aging agent TMQ, stabilizer HS-80, compounding intercalation modifying powder and physics plasticizing
Agent, it is 125 DEG C, mixing time 15min to keep mixer internal temperature, and the rotating speed of mixer is 60r/min, is taken after the completion
Go out；
(4) epoxy glue after mixing in step (3) is passed into filter, filter glue processing is carried out to it；
(5) filtered epoxy glue is poured into inner tube mold, and is carried out with the speed of 10ml/s, wait for that glue is preliminary
Extrusion molding after solidification；
(6) the molding inner tube of a tyre temperature obtained by step (5) is maintained at 55 DEG C, and is sprayed and is prevented to inner tyre surface by sprinkler
Wax is protected, ensures that its thickness is 0.5mm, the new automobile inner tube of a tyre that natural air drying is prepared to get the present invention.
Embodiment 2
A kind of new automobile inner tube of a tyre, is made of the raw material of following parts by weight：60 parts of polyurethane PU, 72 parts of butyl rubber,
33 parts of ethylene propylene diene rubber, CaSO46 parts of whisker, 16 parts of carbon fiber, 22 parts of glass fibre, 0.35 part of accelerant CZ, anti-aging agent
1.5 parts of 6PPD, 1.2 parts of anti-aging agent TMQ, 2.5 parts of stabilizer HS-80,1.5 parts of vulcanizate, 1.3 parts of vulcanization accelerator, compounding
44 parts of intercalation modifying powder, 1.5 parts of physics plasticiser WP-1.
A kind of preparation method of above-mentioned new automobile inner tube of a tyre, includes the following steps：
(1) polyurethane PU, butyl rubber, ethylene propylene diene rubber and vulcanizate are separately heated to 35 DEG C, are set by cutting
It is standby to carry out cutting into blob of viscose, it then places it in grinder and crushes, it is spare to obtain arogel；
(2) vulcanization accelerator is added into the grinder equipped with step (1) arogel, carries out co-grinding again, crush temperature
Degree is maintained at 42 DEG C, and co-grinding 12min obtains preliminary epoxy glue；
(3) epoxy glue in step (2) is moved in mixer, in internal mixing pass, CaSO is added4Whisker, carbon fiber,
Glass fibre, accelerant CZ, anti-aging agent 6PPD, anti-aging agent TMQ, stabilizer HS-80, compounding intercalation modifying powder and physics plasticizing
Agent, it is 120 DEG C, mixing time 16min to keep mixer internal temperature, and the rotating speed of mixer is 65r/min, is taken after the completion
Go out；
(4) epoxy glue after mixing in step (3) is passed into filter, filter glue processing is carried out to it；
(5) filtered epoxy glue is poured into inner tube mold, and is carried out with the speed of 12ml/s, wait for that glue is preliminary
Extrusion molding after solidification；
(6) the molding inner tube of a tyre temperature obtained by step (5) is maintained at 56 DEG C, and is sprayed and is prevented to inner tyre surface by sprinkler
Wax is protected, ensures that its thickness is 0.6mm, the new automobile inner tube of a tyre that natural air drying is prepared to get the present invention.
Embodiment 3
A kind of new automobile inner tube of a tyre, is made of the raw material of following parts by weight：65 parts of polyurethane PU, 75 parts of butyl rubber,
35 parts of ethylene propylene diene rubber, CaSO46.5 parts of whisker, 23 parts of glass fibre, 0.4 part of accelerant CZ, is prevented always 16.5 parts of carbon fiber
2 parts of agent 6PPD, 1.5 parts of anti-aging agent TMQ, 3 parts of stabilizer HS-80,2 parts of vulcanizate, 1.5 parts of vulcanization accelerator, compounding intercalation
Modified 45 parts of powder, 2 parts of physics plasticiser WP-1.
A kind of preparation method of above-mentioned new automobile inner tube of a tyre, includes the following steps：
(1) polyurethane PU, butyl rubber, ethylene propylene diene rubber and vulcanizate are separately heated to 40 DEG C, are set by cutting
It is standby to carry out cutting into blob of viscose, it then places it in grinder and crushes, it is spare to obtain arogel；
(2) vulcanization accelerator is added into the grinder equipped with step (1) arogel, carries out co-grinding again, crush temperature
Degree is maintained at 43 DEG C, and co-grinding 13min obtains preliminary epoxy glue；
(3) epoxy glue in step (2) is moved in mixer, in internal mixing pass, CaSO is added4Whisker, carbon fiber,
Glass fibre, accelerant CZ, anti-aging agent 6PPD, anti-aging agent TMQ, stabilizer HS-80, compounding intercalation modifying powder and physics plasticizing
Agent, it is 132 DEG C, mixing time 16min to keep mixer internal temperature, and the rotating speed of mixer is 70r/min, is taken after the completion
Go out；
(4) epoxy glue after mixing in step (3) is passed into filter, filter glue processing is carried out to it；
(5) filtered epoxy glue is poured into inner tube mold, and is carried out with the speed of 12ml/s, wait for that glue is preliminary
Extrusion molding after solidification；
(6) the molding inner tube of a tyre temperature obtained by step (5) is maintained at 56 DEG C, and is sprayed and is prevented to inner tyre surface by sprinkler
Wax is protected, ensures that its thickness is 0.6mm, the new automobile inner tube of a tyre that natural air drying is prepared to get the present invention.
Embodiment 4
A kind of new automobile inner tube of a tyre, is made of the raw material of following parts by weight：70 parts of polyurethane PU, 78 parts of butyl rubber,
36 parts of ethylene propylene diene rubber, CaSO47 parts of whisker, 17 parts of carbon fiber, 24 parts of glass fibre, 0.45 part of accelerant CZ, anti-aging agent
2.5 parts of 6PPD, 1.8 parts of anti-aging agent TMQ, 3.5 parts of stabilizer HS-80,2.5 parts of vulcanizate, 1.7 parts of vulcanization accelerator, compounding
46 parts of intercalation modifying powder, 2.5 parts of physics plasticiser WP-1.
A kind of preparation method of above-mentioned new automobile inner tube of a tyre, includes the following steps：
(1) polyurethane PU, butyl rubber, ethylene propylene diene rubber and vulcanizate are separately heated to 30~45 DEG C, by cutting
It cuts equipment to carry out cutting into blob of viscose, then places it in grinder and crush, it is spare to obtain arogel；
(2) vulcanization accelerator is added into the grinder equipped with step (1) arogel, carries out co-grinding again, crush temperature
Degree is maintained at 44 DEG C, and co-grinding 14min obtains preliminary epoxy glue；
(3) epoxy glue in step (2) is moved in mixer, in internal mixing pass, CaSO is added4Whisker, carbon fiber,
Glass fibre, accelerant CZ, anti-aging agent 6PPD, anti-aging agent TMQ, stabilizer HS-80, compounding intercalation modifying powder and physics plasticizing
Agent, it is 138 DEG C, mixing time 19min to keep mixer internal temperature, and the rotating speed of mixer is 75r/min, is taken after the completion
Go out；
(4) epoxy glue after mixing in step (3) is passed into filter, filter glue processing is carried out to it；
(5) filtered epoxy glue is poured into inner tube mold, and is carried out with the speed of 14ml/s, wait for that glue is preliminary
Extrusion molding after solidification；
(6) the molding inner tube of a tyre temperature obtained by step (5) is maintained at 59 DEG C, and is sprayed and is prevented to inner tyre surface by sprinkler
Wax is protected, ensures that its thickness is 0.9mm, the new automobile inner tube of a tyre that natural air drying is prepared to get the present invention.
Embodiment 5
A kind of new automobile inner tube of a tyre, is made of the raw material of following parts by weight：80 parts of polyurethane PU, 80 parts of butyl rubber,
40 parts of ethylene propylene diene rubber, CaSO48 parts of whisker, 18 parts of carbon fiber, 25 parts of glass fibre, 0.5 part of accelerant CZ, anti-aging agent
3 parts of 6PPD, 2 parts of anti-aging agent TMQ, 4 parts of stabilizer HS-80,3 parts of vulcanizate, 2 parts of vulcanization accelerator, compounding intercalation modifying powder
50 parts, 3 parts of physics plasticiser WP-1.
A kind of preparation method of above-mentioned new automobile inner tube of a tyre, includes the following steps：
(1) polyurethane PU, butyl rubber, ethylene propylene diene rubber and vulcanizate are separately heated to 45 DEG C, are set by cutting
It is standby to carry out cutting into blob of viscose, it then places it in grinder and crushes, it is spare to obtain arogel；
(2) vulcanization accelerator is added into the grinder equipped with step (1) arogel, carries out co-grinding again, crush temperature
Degree is maintained at 45 DEG C, and co-grinding 15min obtains preliminary epoxy glue；
(3) epoxy glue in step (2) is moved in mixer, in internal mixing pass, CaSO is added4Whisker, carbon fiber,
Glass fibre, accelerant CZ, anti-aging agent 6PPD, anti-aging agent TMQ, stabilizer HS-80, compounding intercalation modifying powder and physics plasticizing
Agent, it is 140 DEG C, mixing time 20min to keep mixer internal temperature, and the rotating speed of mixer is 80r/min, is taken after the completion
Go out；
(4) epoxy glue after mixing in step (3) is passed into filter, filter glue processing is carried out to it；
(5) filtered epoxy glue is poured into inner tube mold, and is carried out with the speed of 15ml/s, wait for that glue is preliminary
Extrusion molding after solidification；
(6) the molding inner tube of a tyre temperature obtained by step (5) is maintained at 60 DEG C, and is sprayed and is prevented to inner tyre surface by sprinkler
Wax is protected, ensures that its thickness is 1mm, the new automobile inner tube of a tyre that natural air drying is prepared to get the present invention.
Comparative example 1
Difference lies in without addition polyurethane PU in composition of raw materials with embodiment 1.
Comparative example 2
Difference lies in without addition CaSO in composition of raw materials with embodiment 14Whisker.
Efficacy validation
Test example 1
The new automobile inner tube of a tyre prepared by 1-5 of the embodiment of the present invention and comparative example 1-2 is selected to carry out the test of mechanical strength, it is real
It is as shown in table 1 below to test result：
The mechanical strength of air tube prepared by 1 present invention of table
As seen from the above table, by the comparison of embodiment 1 and comparative example 1 it is found that adding in air tube prepared by the present invention
Add polyurethane PU, can the tensile strength of the inner tube of a tyre, elongation at break, tearing strength and 300% such as effectively be stretched at the mechanical strengths point surely
Indescribably high 27.5%, 22%, 14.1% and 42.1%；By the comparison of embodiment 1 and comparative example 2 it is found that being prepared in the present invention
Air tube in add CaSO4Whisker can effectively determine the tensile strength of the inner tube of a tyre, elongation at break, tearing strength and 300%
It stretches equal mechanical strengths and is respectively increased 24.7%, 19%, 12.3% and 25.6%；
In summary, polyurethane PU and CaSO are added in air tube prepared by the present invention4Whisker can effectively improve interior
The tensile strength of tire, elongation at break, tearing strength and 300% such as stretch at the mechanical strengths surely, significantly increase the various mechanics of the inner tube of a tyre
Performance extends the service life of tire.
Test example 2
Choose the general-utility car inner tube of a tyre, the air tube that the imported auto inner tube of a tyre is prepared with the embodiment of the present invention 1 is compared.It is anti-
Ageing time is detected by ageing oven, and it is 120 DEG C to adjust test temperature, relative humidity 85%, and air pressure is
106kPa, ozone concentration 45%, ultraviolet irradiation intensity 25mW/cm2；Compression strength is carried out using intensity test machine
Test.Test result is as shown in table 2 below：
Table 2
| Project | Ageing time | Compression strength/MPa |
| The general-utility car inner tube of a tyre | 20~28 days | 80 |
| The imported auto inner tube of a tyre | 35~40 days | 83 |
| 1 inner tube of a tyre of the embodiment of the present invention | 3~4 months | 100 |
As seen from the above table, as compare different air tube tested under the same conditions obtained by data can
Know, air tube prepared by the embodiment of the present invention 1 extends 350% than the ageing time of the general-utility car inner tube of a tyre, and compression strength improves
25%；Air tube prepared by the embodiment of the present invention 1 extends 157% than the ageing time of the imported auto inner tube of a tyre, and compression strength carries
It is high by 20.5%.Show that the ageing time of air tube prepared by the present invention is longer, compression strength higher.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect range.
Claims (7)
1. a kind of new automobile inner tube of a tyre, which is characterized in that be made of the raw material of following parts by weight：50~80 parts of polyurethane PU,
70~80 parts of butyl rubber, 30~40 parts of ethylene propylene diene rubber, CaSO45~8 parts of whisker, 15~18 parts of carbon fiber, glass fibre
20~25 parts, 0.3~0.5 part of accelerant CZ, 1~3 part of anti-aging agent 6PPD, 1~2 part of anti-aging agent TMQ, stabilizer HS-802
~4 parts, 1~3 part of vulcanizate, 1~2 part of vulcanization accelerator, 40~50 parts of compounding intercalation modifying powder, physics plasticiser WP-11~3
Part.
2. a kind of new automobile inner tube of a tyre according to claim 1, which is characterized in that by the raw material group of following parts by weight
At：60~70 parts of polyurethane PU, 72~78 parts of butyl rubber, 33~36 parts of ethylene propylene diene rubber, CaSO46~7 parts of whisker, carbon
16~17 parts of fiber, 0.35~0.45 part of accelerant CZ, 1.5~2.5 parts of anti-aging agent 6PPD, is prevented 22~24 parts of glass fibre
1.2~1.8 parts of old agent TMQ, stabilizer HS-802.5~3.5 part, 1.5~2.5 parts of vulcanizate, vulcanization accelerator 1.3~1.7
Part, 44~46 parts of compounding intercalation modifying powder, 1.5~2.5 parts of physics plasticiser WP-1.
3. a kind of new automobile inner tube of a tyre according to claim 2, which is characterized in that by the raw material group of following parts by weight
At：65 parts of polyurethane PU, 75 parts of butyl rubber, 35 parts of ethylene propylene diene rubber, CaSO46.5 parts of whisker, 16.5 parts of carbon fiber, glass
23 parts of glass fiber, 0.4 part of accelerant CZ, 2 parts of anti-aging agent 6PPD, 1.5 parts of anti-aging agent TMQ, 3 parts of stabilizer HS-80, vulcanization
2 parts of glue, 1.5 parts of vulcanization accelerator, 45 parts of compounding intercalation modifying powder, WP-12 parts of physics plasticiser.
4. according to a kind of new automobile inner tube of a tyre of claims 1 to 3 any one of them, which is characterized in that the compounding intercalation changes
Property powder is made of the raw material of following parts by weight：100~120 parts of deionized water, 80~120 parts of nylon66 fiber, EP rubbers 30~
45 parts, it is 1~2 part of trimethyl cetyl ammonium bromide, 1~2 part of trimethyloctadecyl ammonium chloride, 10~20 parts of kaolin, dirty
13~15 parts of mud, 2~4 parts of activated carbon, 4~8 parts of zeolite powder.
5. a kind of new automobile inner tube of a tyre according to claim 4, which is characterized in that the compounding intercalation modifying powder is by following
The raw material of parts by weight form：110 parts of deionized water, 100 parts of nylon66 fiber, 37.5 parts of EP rubbers, trimethyl hexadecane bromide
Change 1.5 parts of ammonium, 1.5 parts of trimethyloctadecyl ammonium chloride, 15 parts of kaolin, 14 parts of sludge, 3 parts of activated carbon, 6 parts of zeolite powder.
6. according to a kind of new automobile inner tube of a tyre of claims 1 to 3 any one of them, which is characterized in that the compounding intercalation changes
The preparation method of property powder is：
A. by sludge dewatering, drying, then with after kaolin, activated carbon, zeolite powder mixing, ultraviolet light irradiates 8~12h, then at dense
Degree is separated by solid-liquid separation soak, drying to impregnate 10~12h in 5~8% hydrochloric acid solution, it is spare must to be modified compounding powder；
B. by modified compounding powder, deionized water, trimethyl cetyl ammonium bromide mixing, fully divide under 100~200r/min
It dissipating, compound size is made, slurry drying adds in the nylon melted completely, 10~60min is kneaded at 210~300 DEG C,
Remaining raw material is added, is kneaded at 190~210 DEG C after 30~40min to get compounding intercalation modifying powder.
7. a kind of prepare such as a kind of method of the new automobile inner tube of a tyre of claim 1~6 any one of them, which is characterized in that packet
Include following steps：
(1) polyurethane PU, butyl rubber, ethylene propylene diene rubber and vulcanizate are separately heated to 30~45 DEG C, are set by cutting
It is standby to carry out cutting into blob of viscose, it then places it in grinder and crushes, it is spare to obtain arogel；
(2) vulcanization accelerator is added into the grinder equipped with step (1) arogel, carries out co-grinding again, crush temperature and protect
It holds at 40~45 DEG C, 10~15min of co-grinding obtains preliminary epoxy glue；
(3) epoxy glue in step (2) is moved in mixer, in internal mixing pass, CaSO is added4Whisker, carbon fiber, glass
Fiber, accelerant CZ, anti-aging agent 6PPD, anti-aging agent TMQ, stabilizer HS-80, compounding intercalation modifying powder and physics plasticiser, are protected
It is 125~140 DEG C to hold mixer internal temperature, and mixing time is 15~20min, and the rotating speed of mixer is 60~80r/min, complete
At rear taking-up；
(4) epoxy glue after mixing in step (3) is passed into filter, filter glue processing is carried out to it；
(5) filtered epoxy glue is poured into inner tube mold, and is carried out with the speed of 10~15ml/s, wait for that glue is preliminary
Extrusion molding after solidification；
(6) the molding inner tube of a tyre temperature obtained by step (5) is maintained at 55~60 DEG C, and is sprayed and is prevented to inner tyre surface by sprinkler
Wax is protected, ensures that its thickness is 0.5~1mm, the new automobile inner tube of a tyre that natural air drying is prepared to get the present invention.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810198477.3A CN108395634A (en) | 2018-03-09 | 2018-03-09 | A kind of new automobile inner tube of a tyre and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113969053A (en) * | 2021-11-26 | 2022-01-25 | 甘肃坤远节能环保科技发展有限公司 | Foaming particle size control method and preparation method for high-flame-retardant fireproof material |
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| CN101909882A (en) * | 2007-11-14 | 2010-12-08 | 陶氏环球技术公司 | Articles and methods of making the same |
| CN102015327A (en) * | 2008-04-30 | 2011-04-13 | 横滨橡胶株式会社 | Tire tube |
| CN104119670A (en) * | 2014-07-17 | 2014-10-29 | 桐城市永锦建筑工程有限公司 | High-wear-resistance tear-resistant polyurethane rubber |
| CN105153557A (en) * | 2015-07-09 | 2015-12-16 | 安徽省华洋橡胶有限公司 | Long-service life durable environmental-protection vehicle inner tube material |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101909882A (en) * | 2007-11-14 | 2010-12-08 | 陶氏环球技术公司 | Articles and methods of making the same |
| CN102015327A (en) * | 2008-04-30 | 2011-04-13 | 横滨橡胶株式会社 | Tire tube |
| CN104119670A (en) * | 2014-07-17 | 2014-10-29 | 桐城市永锦建筑工程有限公司 | High-wear-resistance tear-resistant polyurethane rubber |
| CN105153557A (en) * | 2015-07-09 | 2015-12-16 | 安徽省华洋橡胶有限公司 | Long-service life durable environmental-protection vehicle inner tube material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113969053A (en) * | 2021-11-26 | 2022-01-25 | 甘肃坤远节能环保科技发展有限公司 | Foaming particle size control method and preparation method for high-flame-retardant fireproof material |
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Application publication date: 20180814 |