CN105037824B - A kind of all steel load automobile snow tyre tread rubber composition - Google Patents
A kind of all steel load automobile snow tyre tread rubber composition Download PDFInfo
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- CN105037824B CN105037824B CN201510439178.0A CN201510439178A CN105037824B CN 105037824 B CN105037824 B CN 105037824B CN 201510439178 A CN201510439178 A CN 201510439178A CN 105037824 B CN105037824 B CN 105037824B
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Abstract
The invention discloses a kind of all steel load automobile snow tyre tread rubber composition, it is characterized in that being made up of the raw material of following parts by weight, 42 62 parts of natural rubber, 15 35 parts of oil-filled neodymium series butadiene rubber, 25 34 parts of solution polymerized butadiene styrene rubber, 23 38 parts of high-dispersion white carbon black, 30 55 parts of carbon black N220, 24 parts of coupling agent liquid Si69, 1 10 parts of aromatic naphtha, 28 parts of zinc oxide, 0.5 3 parts of stearic acid, 4 parts of age resistor 6PPD2, 1.5 3 parts of anti-aging agent RD, 25 parts of microwax, 1 3.5 parts of oil-filled sulphur, 1 2.5 parts of accelerator NS, 0.1 1 parts of diphenylguanidine PG, 0.1 0.5 parts of anti-scorching agent CTP.The present invention uses solution polymerized butylbenzene Tg close with natural rubber, Tg lower neodymium series Rare-earth Cis fourth, and the conventional white carbon of snow steel-belted tire；Under specific proportioning, its tyre surface hardness is moderate, elasticity is good, and being snowed in severe cold snowfield has the advantages that superior anti-slip, good snowfield adherence properties and snowfield index high.
Description
Technical field
The present invention relates to field of rubber technology, and in particular to a kind of all steel load automobile snow tyre tread building rubber compound
Thing, more particularly to suitable for the special tyre tread rubber composition less than -30 DEG C of severe cold snowfield environment.
Background technology
In the area that latitude winter climate higher is cold, the particularly area such as Northern Europe, North America and Russia, winter snowfall
Larger and snow season is very long, and this complicated road conditions bring inconvenience to car owner.In face of such snowfield road conditions, common is complete
Weather tire (all season tyre) cannot meet the demand of normal vehicle operation, so being accomplished by exploitation is suitable for snowfield road
The tire of condition, to ensure good braking maneuver.
When snow tire is designed, increase metal skid-proof nail in tyre surface, however, it would be possible to strengthen the snowfield earth-grasping force of tire,
But this meeting heavy damage pavement of road, this tire is all prohibited from using in most of country.In all of tire
In part, tyre surface is the position for directly being contacted with ground, so design snow tire from tread contour in addition to it can start with, also
Ying Xiancong builds the nature basis of tire tread --- and formula is started with.Many internationalization tire major companies are proposed different tyre surfaces
The all steel load snow tire of rubber composition design, compared with all steel load all-year tire, all steel load snow tire tire
Face should have tyre surface hardness it is low, elasticity it is good, low temperature resistant, anti-skidding, grab ground adhesive force it is strong the features such as；While all steel load tire and half
The design of steel tyres for passenger cars can have certain difference and contact because of the similarities and differences such as function, purposes, load-carrying, travel speed,
The priority and emphasis of main performance both during design can be different.
The content of the invention
It is an object of the invention to provide a kind of all steel load automobile snow tyre tread rubber composition, by tyre surface rubber
The optimization design of glue composition improves driving performance and travel safety of the special tyre on snowfield road surface.The present invention passes through
The neodymium that glass transition temperature (Tg) solution polymerized butylbenzene close with natural rubber, Tg are lower is used in all steel load snow tire
It is Rare-earth Cis fourth, and the conventional high-dispersion white carbon black of half steel car snow tire, arranged in pairs or groups in special tread rubber composition
Under the formula rate of optimization, it can be made to be snowed in severe cold harshness snowfield environment and to be grabbed with superior anti-slip, good snowfield
The advantages of ground tack and snowfield index high, improve the driving performance and travel safety of the snowfield special tyre.It is reality
Existing the object of the invention, the technical solution adopted in the present invention is as follows：
A kind of all steel load automobile snow tyre tread rubber composition, the rubber composition is by following parts by weight
Raw material composition, natural rubber 42-62 parts, 15-35 parts of oil-filled neodymium series butadiene rubber, solution polymerized butadiene styrene rubber 25-34 parts, high dispersive
White carbon 23-38 parts, carbon black 30-55 parts, Si692-4 parts of coupling agent liquid, aromatic naphtha 1-10 parts, zinc oxide 2-8 parts, stearic acid
0.5-3 parts, 2-4 parts of age resistor 6PPD, anti-aging agent RD 1.5-3 parts, microwax 2-5 parts, oil-filled sulphur 1-3.5 parts, accelerator
NS 1-2.5 parts, 0.1-1 parts, anti-scorching agent CTP 0.1-0.5 parts of diphenylguanidine PG.
Preferably, solution polymerized butylbenzene selects its glass transition temperature (Tg) and natural rubber in the tread rubber composition
Close raw material.
Preferably, oil-filled neodymium series butadiene rubber is selected by 37.5 parts of operation oil and 100 parts of neodymium series in the rubber composition
The raw material of butadiene rubber composition.
Preferably, kind of carbon black selects N220 in the tyre surface formula.
The Advantageous Effects major embodiment of all steel load automobile snow tyre tread rubber composition of the present invention
：
The neodymium series rare earth of the Tg solution polymerized butylbenzenes close with natural rubber, lower Tg has been used in all steel load snow tire
Along fourth, and the conventional high-dispersion white carbon black of half steel car snow tire, in special tread rubber composition collocation and optimization
Formula rate under, its tyre surface hardness can be made moderate, elasticity it is good, severe cold harshness snowfield environment snow with superior anti-cunning
Property, good snowfield is the advantages of grab ground tack and snowfield index high, improves the driving performance and row of the snowfield special tyre
Car security.
Specific embodiment
With reference to specific embodiment, the invention will be further described, but protection scope of the present invention is not limited to
This, described embodiment is only a part of embodiment of the invention.
Embodiment 1
A kind of all steel load automobile snow tyre tread rubber composition, formula is following (in terms of parts by weight)：
50 parts of natural rubber, 27.5 parts of oil-filled neodymium series butadiene rubber, 30 parts of solution polymerized butadiene styrene rubber, high-dispersion white carbon black 28
Part, carbon black N22042 parts, Si692.8 parts of coupling agent liquid, 4 parts of aromatic naphtha, 5 parts of zinc oxide, 1.5 parts of stearic acid, age resistor
2.8 parts of 6PPD, 1.8 parts of anti-aging agent RD, 3 parts of microwax, 1.7 parts of oil-filled sulphur, 0.9 part of accelerator NS, diphenylguanidine PG
0.4 part, 0.18 part of anti-scorching agent CTP.
Above-mentioned formula is carried out into substep in banbury according to certain technique and kneads prepared required sizing material.
The key technical indexes using tread rubber composition obtained in embodiment 1 is as follows：
| Project | Unit | Embodiment 1 |
| 100% stretching strength | MPa | 2.2 |
| 300% stretching strength | MPa | 11.0 |
| Breaking strength | MPa | 23.5 |
| Elongation at break | % | 546 |
| Tearing strength | MPa | 106 |
| Akron abrasion | cm3/1.61km | 0.189 |
| Hardness | Sh.A | 62 |
| 0℃Tanδ | - | 0.2509 |
| 60℃Tanδ | - | 0.1572 |
| 0℃|E*| | MPa | 28.59 |
| -25℃|E*| | MPa | 60.14 |
Note：Sizing material properties are tested according to national standard or professional standard, and rubber vulcanization condition is 151
℃×30min；Wherein, dynamic mechanical test is the Dynamic Viscoelastic spectrometer (DMA) using the production of GABO companies of Germany
Temperature scanning sign is carried out to vulcanizate, test condition is：Stretch mode, frequency 10Hz, static strain 3%, dynamic strain
1%, -80-80 DEG C of temperature range, 2 DEG C/min of heating rate.
Tread rubber composition in embodiment 1 is made all steel load automobile snowfield of 315/80R22.5 specific standards
Tire, is carried out with reference to ECE-R117 statutory standards in Heihe Hong Gu automotive tests center to the snowfield acceleration of above-mentioned finished product tire
Test, its key technical indexes is as follows：
Embodiment 2
A kind of all steel load automobile snow tyre tread rubber composition, formula is following (in terms of parts by weight)：
50 parts of natural rubber, 27.5 parts of oil-filled neodymium series butadiene rubber, 30 parts of solution polymerized butadiene styrene rubber, high-dispersion white carbon black 23
Part, carbon black N22048 parts, Si692.3 parts of coupling agent liquid, 7 parts of aromatic naphtha, 5 parts of zinc oxide, 1.5 parts of stearic acid, age resistor
2.8 parts of 6PPD, 1.8 parts of anti-aging agent RD, 3 parts of microwax, 1.7 parts of oil-filled sulphur, 0.9 part of accelerator NS, diphenylguanidine PG
0.25 part, 0.18 part of anti-scorching agent CTP.Embodiment 3
A kind of all steel load automobile snow tyre tread rubber composition, formula is following (in terms of parts by weight)：
42 parts of natural rubber, 34.4 parts of oil-filled neodymium series butadiene rubber, 33 parts of solution polymerized butadiene styrene rubber, high-dispersion white carbon black 25
Part, carbon black N22052 parts, Si692.8 parts of coupling agent liquid, 4 parts of aromatic naphtha, 5 parts of zinc oxide, 1.5 parts of stearic acid, age resistor
2.8 parts of 6PPD, 1.8 parts of anti-aging agent RD, 3 parts of microwax, 1.7 parts of oil-filled sulphur, 0.9 part of accelerator NS, diphenylguanidine PG
0.25 part, 0.18 part of anti-scorching agent CTP.
Claims (2)
1. a kind of all steel load automobile snow tyre tread rubber composition, it is characterised in that the rubber composition is by as follows
The raw material composition of parts by weight, natural rubber 42-62 parts, 15-35 parts of oil-filled neodymium series butadiene rubber, solution polymerized butadiene styrene rubber 25-34
Part, high-dispersion white carbon black 23-38 parts, carbon black 30-55 parts, 2-4 parts of coupling agent liquid Si69, aromatic naphtha 1-10 parts, zinc oxide 2-
8 parts, stearic acid 0.5-3 parts, 2-4 parts of age resistor 6PPD, anti-aging agent RD 1.5-3 parts, microwax 2-5 parts, oil-filled sulphur 1-3.5
Part, accelerator NS 1-2.5 parts, 0.1-1 parts, anti-scorching agent CTP 0.1-0.5 parts of diphenylguanidine PG；It is molten in the rubber composition
Poly- butylbenzene is from its glass transition temperature raw material close with natural rubber；Oil-filled neodymium series are along fourth rubber in the rubber composition
Glue is from the raw material being made up of 37.5 parts of operation oil and 100 parts of neodymium series butadiene rubbers；In all steel load automobile snow tire
The middle neodymium series rare earth polybutadiene rubber for having used the Tg solution polymerized butylbenzenes close with natural rubber, lower Tg, and high-dispersion white carbon black,
Under above-mentioned tread rubber composition formula, make all steel load automobile snow tyre tread hardness moderate, elasticity is good, tight
Cold harshness snowfield environment to snow and grab ground tack and snowfield index high with superior anti-slip, good snowfield.
2. all steel load automobile snow tyre tread rubber composition according to claim 1, it is characterised in that the rubber
Kind of carbon black selects N220 in glue composition.
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Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105602030A (en) * | 2015-11-19 | 2016-05-25 | 青岛励扬橡胶科技有限公司 | Winter tread rubber material |
| CN106046459B (en) * | 2016-06-30 | 2017-08-25 | 肇庆骏鸿实业有限公司 | A kind of anti-slippery snowfield tire tread glue and preparation method thereof |
| CN106117640A (en) * | 2016-06-30 | 2016-11-16 | 高海燕 | A kind of high strength heavy load tire glue composition |
| CN106188677A (en) * | 2016-08-11 | 2016-12-07 | 三角轮胎股份有限公司 | All steel snow tyre tread compositions containing modified Nano clay |
| CN107118405A (en) * | 2017-05-27 | 2017-09-01 | 山东玲珑轮胎股份有限公司 | Low-odor tread rubber composition |
| CN107141537A (en) * | 2017-07-05 | 2017-09-08 | 三角轮胎股份有限公司 | Rubber composition for standard testing tire tread |
| CN107236157A (en) * | 2017-07-27 | 2017-10-10 | 江苏通用科技股份有限公司 | Green tire tread rubber and preparation method thereof |
| CN107417995A (en) * | 2017-09-20 | 2017-12-01 | 四川远星橡胶有限责任公司 | A kind of fatigue resistance tyre sizing material and preparation method |
| CN108250504A (en) * | 2018-01-18 | 2018-07-06 | 三角轮胎股份有限公司 | The tread rubber composition of commercial car tire |
| CN108329546A (en) * | 2018-02-11 | 2018-07-27 | 确成硅化学股份有限公司 | Low rolling resistance green tire tread-rubber of one kind and preparation method thereof |
| CN109054117B (en) * | 2018-07-10 | 2021-07-20 | 中策橡胶集团有限公司 | Tread composition of low-rolling-resistance tire of all-steel truck |
| CN108864499A (en) * | 2018-07-10 | 2018-11-23 | 中策橡胶集团有限公司 | A kind of tread rubber for all steel load low rolling resistance tyre |
| CN111592695A (en) * | 2020-06-30 | 2020-08-28 | 山东金宇轮胎有限公司 | All-steel radial tire tread formula and preparation method thereof |
| CN111607136A (en) * | 2020-06-30 | 2020-09-01 | 山东金宇轮胎有限公司 | All-steel radial tire base rubber formula and preparation method thereof |
| CN115141418A (en) * | 2022-07-07 | 2022-10-04 | 新疆轮匠碳中和产业园有限公司 | Manufacturing method of low-rolling-resistance and anti-slippery heavy-duty tire tread rubber composition |
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| CN101792545B (en) * | 2010-03-04 | 2012-04-11 | 杭州中策橡胶有限公司 | Tread rubber glue stock of tyre with low rolling resistance and tyre adopting tread rubber |
| CN102030926B (en) * | 2010-11-30 | 2013-01-09 | 江苏通用科技股份有限公司 | High abrasion-resistant tread rubber for middle and long distance highway transportation type radial tire and producing method thereof |
| CN103804728B (en) * | 2013-11-25 | 2016-03-02 | 山东龙跃橡胶有限公司 | A kind of half steel car snow tyre tread rubber combination |
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| CN104448417A (en) * | 2014-12-01 | 2015-03-25 | 四川凯力威科技股份有限公司 | Special rubber material for tread of all-steel radial tire for ice-snow covered road and preparation method of rubber material |
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