CN103602284A - Nylon cord hanging rubber for bias aircraft tire - Google Patents
Nylon cord hanging rubber for bias aircraft tire Download PDFInfo
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- CN103602284A CN103602284A CN201310605882.XA CN201310605882A CN103602284A CN 103602284 A CN103602284 A CN 103602284A CN 201310605882 A CN201310605882 A CN 201310605882A CN 103602284 A CN103602284 A CN 103602284A
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Abstract
The invention discloses a nylon cord hanging rubber for a bias aircraft tire. The nylon cord hanging rubber is prepared from the following components in parts by weight: 100 parts of rubber, 4-6 parts of zinc oxide, 1-2 parts of stearic acid, 2-3 parts of anti-aging agent, 35-50 parts of reinforcing agent, 4-6 parts of plasticizer, 0.5-2 parts of vulcanizing activator Z-311, 1-3 parts of N,N'-m-phenylenedimaleimide, 2-3 parts of insoluble sulphur, 0.9-2 parts of accelerant and 0.1-0.2 part of scorch retarder, wherein the rubber is composed of 75-100 parts of natural rubber, 0-15 parts of styrene butadiene rubber and 0-15 parts of butadiene rubber. The rubber prepared according to the formula not only has high bonding strength of a nylon cord as well as high physical property and bonding strength retention rate after being thermally aged, and also has the characteristics of good elasticity, high elongation at break and good matching between stress at definite elongation and hardness and the performance of the rubber at a buffer layer; the tire is safe in use and long in service life.
Description
Technical field
The present invention relates to a kind of diagonal aircraft tire nylon cord kiss-coating, belong to tire manufacturing technology field.
Background technology
Bias tyre is generally all usingd nylon cord as carcass ply.Aircraft tyre has that load is large, speed is high, deflection is large, distortion is large, inflate the high handling characteristics of interior pressure, require carcass kiss-coating and nylon cord to there is higher bond strength and higher thermotolerance, to resist the effect of long-term high-load effect down cut power and peeling force, and still maintain higher physicals and bond strength conservation rate after can be aging at thermal history repeatedly.Publication number is the formula that the patent of invention of CN101200626 discloses a kind of nylon/aramid fiber composite cord hanging glue for aircraft tire, and the weight proportion of each raw material is: smoke sheet rubber 80～100, styrene-butadiene rubber(SBR) 5～20, high wear-resistant carbon black 30～60, polymolecularity white carbon black 5～20, silane coupling agent 0.5～5, zinc oxide 2～10, stearic acid 1～4, p phenylenediamine type antioxidant 0.5～4, ketone amines antioxidants 0.5～4, insoluble sulfur 1～3, sulfenamide type accelerators 0.5～2, adhesionpromoter 3.5～15.This invention reaches by add adhesionpromoter AIR-101 and adhesionpromoter AIR-1 in formula the bond properties that improves the aging front and back of sizing material, and then the object of the bond strength of raising finished tire cord body, but in this formula, contain white carbon black, silane coupling agent, triazine and polyamines two class adhesionpromoters, mixing even in order to guarantee, need carry out multistage mixing, be unfavorable for producing energy-saving and cost-reducing.
Summary of the invention
It is low that the technical problem to be solved in the present invention is to provide a kind of production cost, and have the bond strength high with nylon cord fabrics, still has the diagonal aircraft tire nylon cord kiss-coating of higher physicals and bond strength conservation rate after thermal ageing.
Diagonal aircraft tire of the present invention nylon cord kiss-coating, consists of following component by weight:
Rubber: 100 parts, formed by the natural rubbers of 75～100 parts, the styrene-butadiene rubber(SBR) of 0～15 part and the cis-1,4-polybutadiene rubber of 0～15 part;
Zinc oxide: 4～6 parts;
Stearic acid: 1～2 part;
Anti-aging agent: 2～3 parts;
Strengthening agent: 35～50 parts;
Softening agent: 4～6 parts is C5 petroleum resin, coumarone indene resin or aromatic hydrocarbon oil, or aromatic hydrocarbon oil and be selected from one or both the combination in C5 petroleum resin and coumarone indene resin;
Vulcanization leveller Z-311:0.5～2 part;
N, a N '-penylene bismaleimides: 1～3 part;
Insoluble sulfur: 2～3 parts;
Promotor: 0.9～2 part;
Scorch retarder: 0.1～0.2 part.
The weight proportion of above-mentioned each component is preferably:
Rubber: 100 parts;
Zinc oxide: 4～5 parts;
Stearic acid: 1～2 part;
Anti-aging agent: 2～3 parts;
Strengthening agent: 38～45 parts;
Softening agent: 4～5 parts;
Vulcanization leveller Z-311:0.5～1.5 part;
N, a N '-penylene bismaleimides: 1～2 part;
Insoluble sulfur: 2.0～3.0 parts;
Promotor: 1～1.5 part;
Scorch retarder: 0.1～0.2 part.
In technique scheme:
Described natural rubber is preferably smoke sheet rubber RSS1# and/or natural standard rubber SMR5, and when natural rubber is the combination of above-mentioned two kinds, the proportioning between them can be any proportioning.Described styrene-butadiene rubber(SBR) is preferably styrene-butadiene rubber(SBR) 1500.Described cis-1,4-polybutadiene rubber is preferably cis-1,4-polybutadiene rubber 9000.The summation of three kinds of rubber consumptions is 100 weight parts.
Described anti-aging agent is 2,2,4-trimethylammonium-1, the combination of 2-dihyaroquinoline polymer (anti-aging agent RD) and p phenylenediamine type antioxidant.Concrete, described anti-aging agent is 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer (anti-aging agent RD) and one or more the combination being selected from N-(1,3-dimethylbutyl) N '-diphenyl-para-phenylene diamine (antioxidant 4020), N-sec.-propyl-4-aminodiphenylamine (antioxidant 4010NA) and N-phenyl-N'-cyclohexyl Ursol D (antioxidant 4010).The proportioning of described anti-aging agent RD and p phenylenediamine type antioxidant can be any proportioning, and preferred proportioning is: anti-aging agent RD: p phenylenediamine type antioxidant 1:0.5～1.5 (weight ratio).Preferred anti-aging agent is combined as anti-aging agent RD and antioxidant 4020 by the combination of 1:0.8～1.2 (weight ratio).When being chosen as of p phenylenediamine type antioxidant is two or more, the proportioning between them can be any proportioning.
Described strengthening agent is N330 carbon black and/or N660 carbon black, and when strengthening agent is the combination of above-mentioned two kinds, the proportioning between them can be any proportioning.The proportion optimization of N330 carbon black and N660 carbon black is 1:0.5～2 (weight ratios).
When being chosen as aromatic hydrocarbon oil and being selected from one or both the combination in C5 petroleum resin and coumarone indene resin of softening agent, now, the proportioning between them can be any proportioning.Preferred softening agent is the combination of aromatic hydrocarbon oil and C5 petroleum resin or coumarone indene resin, and their proportion optimization is 1:0.5～0.8 (weight ratio).
Vulcanization leveller Z-311 described in the application is a kind of organic zinc soap class through composition optimizes and the composite modified rubber special active agent forming of sp act agent, the consistency of itself and rubber is better, can give the good physicals of sizing material and reversion resistance, improve the thermal stability of sizing material.
N described in the application, a N '-penylene bismaleimides is used as multifunctional assistant, on the one hand can there is Diels-Alder and react with revert conjugated diolefine that polysulfidic bond cracking produces and triolefin of caoutchouc vulcanization in its, the cross-link bond of new chain rupture " stitching " is got up, make up the minimizing of cross-link bond, further improve the thermostability of sizing material, can reduce on the other hand the initial mooney viscosity of sizing material, postpone to vulcanize inductive phase, sizing material is contacted fully with nylon cord fabrics surface rubber shoe latex layer, can fully infiltrate between nylon cord fabrics, improve the H extraction value of sizing material, strengthened the bonding of sizing material and nylon cord fabrics.
Described promotor is one or more the combination in thiazole accelerator and/or sulfenamide type accelerators.Wherein, sulphenamide promotor can be to be selected from N-cyclohexyl-2-[4-morpholinodithio sulphenamide (accelerant CZ), N-oxygen diethyl support group-2-[4-morpholinodithio sulphenamide (accelerant NOBS) and N, any one or more combination in N-bis-cyclohexyls-2-benzothiazole sulfonamide (accelerator DZ) conventionally.Described thiazole accelerator is selected 2,2'-dithio-bis-benzothiazole (altax) conventionally.When promotor is in above-mentioned selection arbitrarily during two or more combination, the proportioning between them can be any proportioning.
Described scorch retarder is N-cyclohexylthiophthalimide (anti-scorching agent CTP).
Cord hanging glue of the present invention adopts existing ordinary method to carry out mixing preparation.The performance of the cross-linked rubber that the sizing material making obtains after by the sulfuration of following table 1 conditional is as described in Table 1:
Table 1:
Compared with prior art, cord hanging glue of the present invention be take natural rubber as main material, arrange in pairs or groups appropriate styrene-butadiene rubber(SBR) and cis-1,4-polybutadiene rubber, be combined with vulcanization leveller Z-311 and multifunctional assistant N, N '-penylene bismaleimides improve sizing material thermostability and with the bond strength of nylon cord fabrics, make sizing material not only there is the bond strength high with nylon cord fabrics, high physicals and bond strength conservation rate after thermal ageing, there is good springiness simultaneously, tensile yield is high, the characteristic of property that stress at definite elongation and hardness and buffer layer properties of rubber match, can make aircraft tyre in use there will not be the quality problems such as body piles come to nothing, tire used safety, life-span is long.On the other hand, formula system of the present invention, not containing response type resol starting material, has been avoided environmental issue and the mixing technological problems of multistage of release formaldehyde, is conducive to saving energy and reduce the cost in producing.
Embodiment
With specific embodiment, the invention will be further described below, but the present invention is not limited to these embodiment.
The vulcanization leveller Z-311 using in following embodiment is purchased from rubber Kodak elastomeric material company limited in Beijing.
Table 2:
Embodiment 1
1) by the formula of embodiment in table 21, take each component;
2) use Banbury mixer to carry out mixing, by following order, feed intake:
The first step: add the natural rubber 17min that plasticates, control plasticating temperature and be less than 170 ℃, binder removal, lower, cooling, parked by the process stipulation time;
Second step: add natural rubber after plasticating and/or cis-1,4-polybutadiene rubber and/or styrene-butadiene rubber(SBR), C5 petroleum resin, the mixing 2min of coumarone indene resin, control melting temperature and be less than 145 ℃;
The 3rd step: add zinc oxide, stearic acid, anti-aging agent, N, a N '-penylene bismaleimides, mixing 1min, controls melting temperature and is less than 145 ℃;
The 4th step: add 1/2 strengthening agent, mixing 2min, controls melting temperature and be less than 145 ℃;
The 5th step: add aromatic hydrocarbon oil, mixing 1.5min, controls melting temperature and be less than 145 ℃;
The 6th step: add 1/2 strengthening agent, mixing 2min, controls melting temperature and be less than 145 ℃;
The 7th step: mix sheet under rear discharge, mill, obtain one section of glue film, dump temperature is less than 150 ℃;
Above-mentioned mixing time be take closed-smelting machine rotor rotating speed and is determined as 40rpm as benchmark;
3) one section of glue film is turned refining in mill bag roller, then add insoluble sulfur, vulcanization leveller Z311, promotor and scorch retarder, control mill mixer roller temperature and be less than 100 ℃, technique mixes latter lower, cooling routinely, obtains cord hanging glue.
To step 3) sizing material that makes detects with vulkameter, has following MDR vulkameter characteristic as described in Table 3.
Table 3:
| Torsion(al)angle | M L，lb-in | M H，lb-in | ΔM，lb-in | ts 1，m:s | t 90，m:s |
| ±0.5° | 1.03 | 12.46 | 11.43 | 11:57 | 25:27 |
By step 3) after the sizing material that makes vulcanizes by table 4 conditional, the performance of the cross-linked rubber obtaining is as shown in table 4.
Table 4:
Embodiment 2
Each component by appointment in above-mentioned table 2 is refined glue, and concrete compounding process is with embodiment 1.
Sizing material to gained detects with vulkameter, has following MDR vulkameter characteristic as described in Table 5.
Table 5:
| Torsion(al)angle | M L，lb-in | M H，lb-in | ΔM，lb-in | ts 1，m:s | t 90，m:s |
| ±0.5° | 1.08 | 13.81 | 11.73 | 8:37 | 24:20 |
After the sizing material making is vulcanized, the performance of the cross-linked rubber obtaining is as shown in table 6.
Table 6:
Embodiment 3
Each component by appointment in above-mentioned table 2 is refined glue, and concrete compounding process is with embodiment 1.
After the sizing material making is vulcanized, the performance of the cross-linked rubber obtaining is as shown in table 7.
Table 7:
Embodiment 4
Each component by appointment in above-mentioned table 2 is refined glue, and concrete compounding process is with embodiment 1.
After the sizing material making is vulcanized, the performance of the cross-linked rubber obtaining is as shown in table 8.
Table 8:
Claims (8)
1. diagonal aircraft tire nylon cord kiss-coating, consists of following component by weight:
Rubber: 100 parts, formed by the natural rubbers of 75～100 parts, the styrene-butadiene rubber(SBR) of 0～15 part and the cis-1,4-polybutadiene rubber of 0～15 part;
Zinc oxide: 4～6 parts;
Stearic acid: 1～2 part;
Anti-aging agent: 2～3 parts;
Strengthening agent: 35～50 parts;
Softening agent: 4～6 parts is C5 petroleum resin, coumarone indene resin or aromatic hydrocarbon oil, or aromatic hydrocarbon oil and be selected from one or both the combination in C5 petroleum resin and coumarone indene resin;
Vulcanization leveller Z-311:0.5～2 part;
N, a N '-penylene bismaleimides: 1～3 part;
Insoluble sulfur: 2～3 parts;
Promotor: 0.9～2 part;
Scorch retarder: 0.1～0.2 part.
2. diagonal aircraft tire according to claim 1 nylon cord kiss-coating, is characterized in that: described natural rubber is smoke sheet rubber RSS1# and/or natural standard rubber SMR5.
3. diagonal aircraft tire according to claim 1 nylon cord kiss-coating, is characterized in that: described styrene-butadiene rubber(SBR) is styrene-butadiene rubber(SBR) 1500.
4. according to diagonal aircraft tire claimed in claim 1 nylon cord kiss-coating, it is characterized in that: described cis-1,4-polybutadiene rubber is cis-1,4-polybutadiene rubber 9000.
5. according to diagonal aircraft tire claimed in claim 1 nylon cord kiss-coating, it is characterized in that: described anti-aging agent is 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer and one or more the combination being selected from N-(1,3-dimethylbutyl) N'-diphenyl-para-phenylene diamine, N-sec.-propyl-4-aminodiphenylamine and N-phenyl-N'-cyclohexyl Ursol D.
6. according to diagonal aircraft tire claimed in claim 1 nylon cord kiss-coating, it is characterized in that: described strengthening agent is N330 carbon black and/or N660 carbon black.
7. according to diagonal aircraft tire claimed in claim 1 nylon cord kiss-coating, it is characterized in that: described promotor is one or more the combination in thiazole accelerator and/or sulfenamide type accelerators.
8. according to diagonal aircraft tire claimed in claim 1 nylon cord kiss-coating, it is characterized in that: described scorch retarder is N-cyclohexylthiophthalimide.
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| CN201310605882.XA CN103602284A (en) | 2013-11-25 | 2013-11-25 | Nylon cord hanging rubber for bias aircraft tire |
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| CN201310605882.XA CN103602284A (en) | 2013-11-25 | 2013-11-25 | Nylon cord hanging rubber for bias aircraft tire |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104059255A (en) * | 2014-05-30 | 2014-09-24 | 阎珊珊 | Rubber for high-load bias tires and preparation method thereof |
| CN104987547A (en) * | 2015-07-17 | 2015-10-21 | 安徽中鼎密封件股份有限公司 | Ozone-resistant stabilizer bar bush and preparation method therefor |
| CN105001719A (en) * | 2015-06-05 | 2015-10-28 | 广西柳州高昭贸易有限公司 | Tire retreading glue blending process |
| CN105061827A (en) * | 2015-08-07 | 2015-11-18 | 三橡股份有限公司 | Cord fabric with wear warning mark effect and aircraft tire thereof |
| CN106336535A (en) * | 2016-08-23 | 2017-01-18 | 济南鲁联集团橡胶制品有限公司 | Track vehicle loading wheel tread rubber and preparation method thereof |
| CN106398587A (en) * | 2016-09-27 | 2017-02-15 | 中国化工橡胶桂林轮胎有限公司 | Low-mooney-viscosity high-viscosity film adhesive |
| CN106832446A (en) * | 2017-01-06 | 2017-06-13 | 四川轮胎橡胶（集团）股份有限公司 | A kind of triangle rubber and preparation method thereof |
| CN107177061A (en) * | 2017-07-14 | 2017-09-19 | 广东宇泰制震装备股份有限公司 | A kind of shock insulation rubber bearing protection rubber composition of anti ageing property |
| CN108752656A (en) * | 2018-06-05 | 2018-11-06 | 中国化工集团曙光橡胶工业研究设计院有限公司 | A kind of tire shoulder reinforcement glue for meridian aviation tyre |
| CN109694503A (en) * | 2018-12-11 | 2019-04-30 | 贵州轮胎股份有限公司 | A kind of sizing material covering glue for cross-ply nylon cord |
| CN112157935A (en) * | 2020-08-13 | 2021-01-01 | 浙江迪马橡胶有限公司 | Manufacturing method of inflatable balance car tire |
| CN112552558A (en) * | 2020-12-04 | 2021-03-26 | 中国化工集团曙光橡胶工业研究设计院有限公司 | Cord fabric skim of bias aircraft tire and preparation method thereof |
| CN112608696A (en) * | 2020-12-03 | 2021-04-06 | 特拓(青岛)轮胎技术有限公司 | Self-sealing composition and preparation method thereof |
| CN114276587A (en) * | 2020-09-28 | 2022-04-05 | 固特异轮胎和橡胶公司 | Bismaleimide-containing article and rubber composition |
| CN115260944A (en) * | 2022-09-13 | 2022-11-01 | 天台县合润橡胶厂 | Anti-delamination modified adhesive rubber and preparation method thereof |
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| CN104059255A (en) * | 2014-05-30 | 2014-09-24 | 阎珊珊 | Rubber for high-load bias tires and preparation method thereof |
| CN105001719A (en) * | 2015-06-05 | 2015-10-28 | 广西柳州高昭贸易有限公司 | Tire retreading glue blending process |
| CN104987547A (en) * | 2015-07-17 | 2015-10-21 | 安徽中鼎密封件股份有限公司 | Ozone-resistant stabilizer bar bush and preparation method therefor |
| CN105061827B (en) * | 2015-08-07 | 2018-02-13 | 三橡股份有限公司 | A kind of colored cord and its aircraft tyre with abrasion alarming sign effect |
| CN105061827A (en) * | 2015-08-07 | 2015-11-18 | 三橡股份有限公司 | Cord fabric with wear warning mark effect and aircraft tire thereof |
| CN106336535A (en) * | 2016-08-23 | 2017-01-18 | 济南鲁联集团橡胶制品有限公司 | Track vehicle loading wheel tread rubber and preparation method thereof |
| CN106336535B (en) * | 2016-08-23 | 2018-08-10 | 济南鲁联集团橡胶制品有限公司 | Endless-track vehicle bogie wheel kiss-coating and preparation method thereof |
| CN106398587A (en) * | 2016-09-27 | 2017-02-15 | 中国化工橡胶桂林轮胎有限公司 | Low-mooney-viscosity high-viscosity film adhesive |
| CN106832446A (en) * | 2017-01-06 | 2017-06-13 | 四川轮胎橡胶（集团）股份有限公司 | A kind of triangle rubber and preparation method thereof |
| CN107177061B (en) * | 2017-07-14 | 2024-05-14 | 广东宇泰制震装备股份有限公司 | Shock insulation rubber support protection rubber composition with anti-aging performance |
| CN107177061A (en) * | 2017-07-14 | 2017-09-19 | 广东宇泰制震装备股份有限公司 | A kind of shock insulation rubber bearing protection rubber composition of anti ageing property |
| CN108752656A (en) * | 2018-06-05 | 2018-11-06 | 中国化工集团曙光橡胶工业研究设计院有限公司 | A kind of tire shoulder reinforcement glue for meridian aviation tyre |
| CN109694503A (en) * | 2018-12-11 | 2019-04-30 | 贵州轮胎股份有限公司 | A kind of sizing material covering glue for cross-ply nylon cord |
| CN112157935A (en) * | 2020-08-13 | 2021-01-01 | 浙江迪马橡胶有限公司 | Manufacturing method of inflatable balance car tire |
| CN114276587A (en) * | 2020-09-28 | 2022-04-05 | 固特异轮胎和橡胶公司 | Bismaleimide-containing article and rubber composition |
| CN112608696A (en) * | 2020-12-03 | 2021-04-06 | 特拓(青岛)轮胎技术有限公司 | Self-sealing composition and preparation method thereof |
| CN112552558A (en) * | 2020-12-04 | 2021-03-26 | 中国化工集团曙光橡胶工业研究设计院有限公司 | Cord fabric skim of bias aircraft tire and preparation method thereof |
| CN115260944A (en) * | 2022-09-13 | 2022-11-01 | 天台县合润橡胶厂 | Anti-delamination modified adhesive rubber and preparation method thereof |
| CN115260944B (en) * | 2022-09-13 | 2024-02-09 | 浙江四海新材料股份有限公司 | Delamination-resistant modified adhesive rubber and preparation method thereof |
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Application publication date: 20140226 |