JPH0220403A - Studless tire - Google Patents
Studless tireInfo
- Publication number
- JPH0220403A JPH0220403A JP63171378A JP17137888A JPH0220403A JP H0220403 A JPH0220403 A JP H0220403A JP 63171378 A JP63171378 A JP 63171378A JP 17137888 A JP17137888 A JP 17137888A JP H0220403 A JPH0220403 A JP H0220403A
- Authority
- JP
- Japan
- Prior art keywords
- parts
- hardness
- studless tire
- rubber
- tire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229920001971 elastomer Polymers 0.000 claims abstract description 15
- 239000005060 rubber Substances 0.000 claims abstract description 15
- 239000000203 mixture Substances 0.000 claims description 6
- 239000000945 filler Substances 0.000 abstract description 7
- 238000004073 vulcanization Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 235000021355 Stearic acid Nutrition 0.000 abstract description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 abstract description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 abstract description 2
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 abstract description 2
- 239000012188 paraffin wax Substances 0.000 abstract description 2
- 239000008117 stearic acid Substances 0.000 abstract description 2
- 239000011593 sulfur Substances 0.000 abstract description 2
- 229910052717 sulfur Inorganic materials 0.000 abstract description 2
- 239000011787 zinc oxide Substances 0.000 abstract description 2
- 235000014692 zinc oxide Nutrition 0.000 abstract description 2
- 239000002131 composite material Substances 0.000 abstract 3
- ZZMVLMVFYMGSMY-UHFFFAOYSA-N 4-n-(4-methylpentan-2-yl)-1-n-phenylbenzene-1,4-diamine Chemical compound C1=CC(NC(C)CC(C)C)=CC=C1NC1=CC=CC=C1 ZZMVLMVFYMGSMY-UHFFFAOYSA-N 0.000 abstract 1
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 238000010058 rubber compounding Methods 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000005062 Polybutadiene Substances 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 230000003712 anti-aging effect Effects 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920002857 polybutadiene Polymers 0.000 description 2
- UKRDPEFKFJNXQM-UHFFFAOYSA-N vinylsilane Chemical compound [SiH3]C=C UKRDPEFKFJNXQM-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 235000019241 carbon black Nutrition 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
- 239000000391 magnesium silicate Substances 0.000 description 1
- 229910052919 magnesium silicate Inorganic materials 0.000 description 1
- 235000019792 magnesium silicate Nutrition 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Tires In General (AREA)
Abstract
Description
【発明の詳細な説明】
(産業上の利用分野)
本発明は特に氷結路、積雪路に適しt二λタツドレ入タ
イヤに関する。DETAILED DESCRIPTION OF THE INVENTION (Industrial Field of Application) The present invention relates to a t2λ tread tire particularly suitable for icy roads and snowy roads.
(従来の技術)
従来、氷結路をt行する場合、タイヤのトレッドにスパ
イクビンを打ち込んだいわゆるスパイクタイヤを用いる
ことが一般的に行われて終なか、近年スパイクタイヤに
よる路面の損傷及びそれに伴う粉塵の発生、浮遊、さら
には騒音等が大鰹な社会問題となっている。このため氷
結路面でもスパイクビンを必要としない、いわΦるスタ
ッドレスタイヤが強く要望されできた。(Prior Art) Conventionally, when traveling on an icy road, it has been common practice to use so-called spiked tires, in which spike bins are driven into the tire tread, but in recent years, damage to the road surface caused by spiked tires and accompanying Dust generation, airborne dust, and even noise have become serious social problems. For this reason, there was a strong demand for so-called Φ studless tires that do not require spike bins even on icy roads.
氷雪路面、特に0℃付近でのゴムと路面の摩擦力の向、
トには、ミクロの接触面積を大きくすること、即ちゴム
の弾性率E゛或いは硬度を低下させることによる効果が
大きいとされている。The direction of the frictional force between the rubber and the road surface on icy and snowy roads, especially around 0℃,
It is said that increasing the micro-contact area, that is, reducing the elastic modulus E' or hardness of the rubber, has a great effect.
(発明が解決しようとする課題)
本発明の目的は低温特性の改1!されたスタッドレスタ
イヤを提供することにある。(Problems to be Solved by the Invention) The purpose of the present invention is to improve low-temperature characteristics! Our goal is to provide studless tires that have been manufactured to the highest standards.
11を解決するための手段)
本発明は23℃の硬度が55以下で、且つ一20℃と2
3℃との硬度差が5以下のゴム組成物より得られるトレ
ッドを使用したことを特徴とするスタッドレスタイヤに
係る。11) The present invention has a hardness of 55 or less at 23°C, and
The present invention relates to a studless tire characterized by using a tread made of a rubber composition having a hardness difference of 5 or less with respect to 3°C.
本発明のタイヤのトレッドのゴム成分としでは天然コム
(NR)、ブタジェンゴム(BR)、スチレンブタジェ
ンゴム(SBR)、インブレンゴム(IR)及びこれら
のブレンドを使用することができるが、ゴム成分中にお
けるスチレン量は20重量%以下とするのが好ましい。As the rubber component of the tread of the tire of the present invention, natural comb (NR), butadiene rubber (BR), styrene-butadiene rubber (SBR), inbrene rubber (IR), and blends thereof can be used. The amount of styrene is preferably 20% by weight or less.
本発明のトレッドゴム組成物は23℃の硬度が55以下
で、且つ一20″ICと23℃との硬度差が5以下であ
ることを特徴とする923℃の硬度が55を越える場合
、或いは55以下でも一20℃と23℃Cの硬度差が5
を越え、ろ場合は氷上制動性の照尺〔1氷雪路面を安定
して走(tする上で好ましくない。上記硬度差は3以下
が特に好よしい、
本発明のトレ゛7ド用ゴム#ltI!1.物中1.′:
は平均−大粒子径が40錨μ(40す/メーター、nm
)以上の充填剤を主たる充填ll¥ll成分として含む
ことが好ましい。The tread rubber composition of the present invention has a hardness at 23°C of 55 or less, and the difference in hardness between 120'' IC and 23°C is 5 or less; Even below 55, the difference in hardness between -20℃ and 23℃ is 5
If the difference in hardness is 3 or less, it is particularly preferable that the hardness difference is 3 or less. ltI! 1. Monochu 1.':
is the average large particle diameter of 40 μm (40 μm/meter, nm
) The above fillers are preferably included as the main filling component.
本発明で使用するI−記光vt創の具体例と1.て(i
カーボンブラック、ケイ酸、ケイ酸マグネシウム、ケイ
酸アルミニ′ンム、炭酸カルシウム、硫酸カルシウム、
硫酸バリウム、酸化チタン等を挙げることができ、これ
ら充填剤の平均−大粒子径は好本しくは40−5000
111μ、待に好まI、<は60〜2000姶μの範囲
である。上記40mμ以上の粒子径の充填剤の一部、好
ましくは約50重量%以下のwA囲で40−μ未満の粒
子径の充填Mを併用j5ても良い7尚、充填剤はゴムr
&分100重量部に対して約40−120重景部用いる
のが好ましい。Specific examples of the I-recording light wound used in the present invention and 1. Te(i
Carbon black, silicic acid, magnesium silicate, aluminum silicate, calcium carbonate, calcium sulfate,
Barium sulfate, titanium oxide, etc. can be mentioned, and the average large particle size of these fillers is preferably 40-5000.
111 μ, most preferably I, < is in the range of 60 to 2000 μ. A part of the filler with a particle size of 40 mμ or more, preferably a filler M with a particle size of less than 40 μm in a wA range of about 50% by weight or less, may be used together.
It is preferred to use about 40-120 parts by weight per 100 parts by weight.
本発明のスタッドレスタイヤは」二記成分を通常の加工
装置、例えばロール、バンバリーミキサ−ニーグーなど
により混練することにより得られるゴム!!11.成物
をトレッド部に使用して常法により製造で終る8また上
記成分の他に公知の加硫剤、加硫促進剤、加硫促進助剤
、加硫遅延剤、有機過酸化物、補強M、可塑剤、老化防
止剤、粘着付す2M、着色剤等を添加C′終ることは勿
論である。The studless tire of the present invention is a rubber obtained by kneading the components listed above in a conventional processing device such as a roll, a Banbury mixer, etc. ! 11. In addition to the above-mentioned components, known vulcanizing agents, vulcanization accelerators, vulcanization accelerators, vulcanization retarders, organic peroxides, and reinforcements can be used. Of course, C' is completed by adding M, a plasticizer, an anti-aging agent, 2M for adhesion, a coloring agent, etc.
(発明の効果)
本発明スタフVし入タイヤは優れた低温特性を有し、特
に氷結路、積雪路の走行に適している。(Effects of the Invention) The stiff V-filled tire of the present invention has excellent low-temperature characteristics and is particularly suitable for driving on icy roads and snow-covered roads.
(実 施 例)
以下に実施例及び比較例を挙げて説明する。尚、単に部
とあるは重量部を示す。(Example) Examples and comparative examples will be described below. Note that parts simply indicate parts by weight.
尚、低温特性は23℃、−5℃及び−20′(:’にお
けるシリアA硬度を測定【また。In addition, the low temperature characteristics were determined by measuring Syria A hardness at 23°C, -5°C and -20'(:').
実施例及1比較例
第1表に記載のゴム100部、充填剤各部、ナフテンオ
イル各部、亜鉛華3部、ステアリン酸21VIS、老化
防止剤(サント7レツク入13)1部、パラフィンワッ
クス1部、加硫促進剤(CBS)1.4部及び硫黄2部
を、バンバリーミキサ−により4分闇充分に混疎しゴム
組成物を得、これをトレッドとするタイヤサイズ165
/ 70S R13のスタッドレスタイヤを常法により
得た。Examples and 1 Comparative Example 100 parts of the rubber listed in Table 1, each part of filler, each part of naphthenic oil, 3 parts of zinc white, 21 VIS stearic acid, 1 part of anti-aging agent (13 with Santo 7 Rec), 1 part of paraffin wax. , 1.4 parts of vulcanization accelerator (CBS) and 2 parts of sulfur were sufficiently mixed in a Banbury mixer for 4 minutes to obtain a rubber composition, which was used as a tread for a tire size 165.
/ 70S R13 studless tires were obtained by a conventional method.
得られたゴム1を成物を160”Cで20分間、モール
ド加硫し、ASTM D2228に従って硬度を測定し
た。結果を第1表に示す。尚、配合No、5〜27は実
施例であり、他は比較例である。The obtained rubber 1 was mold-vulcanized at 160''C for 20 minutes, and the hardness was measured according to ASTM D2228.The results are shown in Table 1.Blend Nos. 5 to 27 are examples. , the others are comparative examples.
尚、ゴム配合No、10のカーボンは7アーネス法にて
製造されたサーマルタイプのカーボンであり、その他の
カーボンは7アーネ六法にて製造された通常タイプのカ
ーボンである。ゴム配合No、7゜13、15.17の
充填剤は各々、脂肪酸、アミノシラン、ビニルシラン、
ビニルシランにて表面活性化処理したものである。The carbon of rubber compounding No. 10 is a thermal type carbon manufactured by the 7 Arnes method, and the other carbons are normal type carbons manufactured by the 7 Arnes method. The fillers for rubber compounding Nos. 7°13 and 15.17 were fatty acids, aminosilane, vinylsilane,
Surface activated with vinyl silane.
試験例
第2表に記載したゴム配合No、のトレッドを用いたラ
ジアルタイヤの氷雪路面操縦安定性及び氷上制動性を下
記方法により測定した。結果を第2表に示す。Test Example The handling stability on ice and snow and the braking performance on ice of radial tires using treads having the rubber compounding numbers listed in Table 2 were measured by the following method. The results are shown in Table 2.
氷雪路面操縦安定性:
気温−5℃から一20’Cの凍結した平地又は山間の氷
雪道路を走行し、操縦安定性をフィーリング評価した。Driving stability on icy and snowy roads: The vehicle was driven on icy and snowy roads on frozen plains or in the mountains at temperatures ranging from -5°C to -20°C, and the handling stability was evaluated by feeling.
Bのタイヤを5点とし、10点満点にて評価した1点の
高い程操縦安定性は良好である。Tire B was given a score of 5, and the higher the score, the better the steering stability was evaluated on a 10-point scale.
氷上制動性:
水上にて速度40km/bの時点で急制動を与え、完全
に停止するまでの走行距離により制動性を評価した。B
のタイヤを100として制動距離の逆数を指数表示した
。数値の高い程良好である。Braking performance on ice: Sudden braking was applied on water at a speed of 40 km/b, and braking performance was evaluated based on the distance traveled until it came to a complete stop. B
The reciprocal of the braking distance is expressed as an index, with the tire being 100. The higher the value, the better.
第
表
第2表より本発明のスタッドレスタイヤは氷雪路面操縦
安定性及び氷上制動性の両方においで優れていることが
明らかである。It is clear from Table 2 that the studless tire of the present invention is excellent in both icy and snowy road handling stability and icy braking performance.
(以 上) 出 願 人 東洋ゴム工業株式会社 代 理 人 弁理士 1)村 巖(that's all) Sender: Toyo Tire & Rubber Industries Co., Ltd. Representative Patent Attorney 1) Iwao Mura
Claims (1)
℃との硬度差が5以下のゴム組成物より得られるトレッ
ドを使用したことを特徴とするスタッドレスタイヤ。(1) Hardness at 23℃ is 55 or less, and -20℃ and 23℃
A studless tire characterized by using a tread made of a rubber composition having a hardness difference of 5 or less with respect to ℃.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63171378A JPH0220403A (en) | 1988-07-08 | 1988-07-08 | Studless tire |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63171378A JPH0220403A (en) | 1988-07-08 | 1988-07-08 | Studless tire |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0220403A true JPH0220403A (en) | 1990-01-24 |
Family
ID=15922070
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP63171378A Pending JPH0220403A (en) | 1988-07-08 | 1988-07-08 | Studless tire |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0220403A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100518311B1 (en) * | 1998-11-11 | 2006-02-08 | 한국타이어 주식회사 | Snow studless tires with improved steering stability on dry roads |
-
1988
- 1988-07-08 JP JP63171378A patent/JPH0220403A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100518311B1 (en) * | 1998-11-11 | 2006-02-08 | 한국타이어 주식회사 | Snow studless tires with improved steering stability on dry roads |
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