JPH06107896A - Rubber composition - Google Patents
Rubber compositionInfo
- Publication number
- JPH06107896A JPH06107896A JP28506192A JP28506192A JPH06107896A JP H06107896 A JPH06107896 A JP H06107896A JP 28506192 A JP28506192 A JP 28506192A JP 28506192 A JP28506192 A JP 28506192A JP H06107896 A JPH06107896 A JP H06107896A
- Authority
- JP
- Japan
- Prior art keywords
- rubber composition
- block copolymer
- parts
- isobutylene
- aromatic vinyl
- 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.)
- Granted
Links
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は耐気体透過性及び接着性
に優れたゴム組成物、さらにそれを使用したタイヤイン
ナーライナー用組成物に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rubber composition having excellent gas permeation resistance and adhesiveness, and a composition for a tire inner liner using the rubber composition.
【０００２】[0002]
【従来の技術】従来より、耐気体透過性材料としてブチ
ルゴムは種々の分野で利用されている。例えば、薬栓や
タイヤインナーライナー用材料として使用されている。
しかし、タイヤインナーライナー用材料として使用する
場合には、カーカス層との接着性が不充分であるという
問題点があった。また、ブチルゴムの場合は加硫操作を
必要とするため操作性に劣るという問題点があった。2. Description of the Related Art Conventionally, butyl rubber has been used in various fields as a gas permeation resistant material. For example, it is used as a material for chemical stoppers and tire inner liners.
However, when it is used as a material for a tire inner liner, there is a problem that the adhesiveness with the carcass layer is insufficient. Further, in the case of butyl rubber, there is a problem that the operability is poor because a vulcanization operation is required.
【０００３】本発明者らは、従来技術の問題点を解決す
べく鋭意研究の結果、ゴム成分として芳香族ビニル化合
物とイソブチレンとのブロック共重合体を含有する組成
物は耐気体透過性及び接着性に優れていること、また該
ブロック共重合体は熱可塑性エラストマーであり加硫操
作を必要としないため操作性に優れていること、さらに
は該組成物はタイヤインナーライナー用材料として有効
であることなどを見出し本発明を完成するに到った。As a result of intensive studies to solve the problems of the prior art, the present inventors have found that a composition containing a block copolymer of an aromatic vinyl compound and isobutylene as a rubber component has gas permeation resistance and adhesion. That the block copolymer is a thermoplastic elastomer and does not require a vulcanization operation, and is excellent in operability, and the composition is effective as a material for a tire inner liner. The present invention has been completed and the present invention has been completed.
【０００４】[0004]
【課題を解決するための手段】かくして本発明によれ
ば、（Ａ）芳香族ビニル化合物とイソブチレンとのブロ
ック共重合体と（Ｂ）カーボンブラックとを含有するこ
とを特徴とするゴム組成物、また、それを使用すること
を特徴とするタイヤインナーライナー用組成物が提供さ
れる。Thus, according to the present invention, a rubber composition containing (A) a block copolymer of an aromatic vinyl compound and isobutylene, and (B) carbon black, Moreover, the composition for tire inner liners characterized by using it is provided.
【０００５】本発明の（Ａ）成分のブロック共重合体
は、芳香族ビニル化合物重合体ブロックとイソブチレン
の重合体ブロックとのそれぞれ少なくとも１個から構成
され、室温でゴム状の（芳香族ビニル化合物−イソブチ
レン）ブロック共重合体である。但し、本発明の効果を
本質的に損なわない範囲でブロック連鎖に他のモノマー
ユニットが含まれていてもよい。芳香族ビニル化合物と
しては、スチレン、α−メチルスチレン、β−メチルス
チレン、ｐ−メチルスチレン、ｔ−ブチルスチレン、モ
ノクロロスチレン、ジクロロスチレン、メトキシスチレ
ン、インデン等が例示される。ブロック共重合体の構造
は分岐状ブロック共重合体であっても線状ブロック共重
合体であってもよく、また、これらの混合物であっても
よい。The block copolymer of the component (A) of the present invention comprises at least one aromatic vinyl compound polymer block and at least one isobutylene polymer block, and is a rubber-like (aromatic vinyl compound) at room temperature. -Isobutylene) block copolymer. However, other monomer units may be contained in the block chain as long as the effects of the present invention are not impaired. Examples of the aromatic vinyl compound include styrene, α-methylstyrene, β-methylstyrene, p-methylstyrene, t-butylstyrene, monochlorostyrene, dichlorostyrene, methoxystyrene and indene. The structure of the block copolymer may be a branched block copolymer, a linear block copolymer, or a mixture thereof.
【０００６】かかるブロック共重合体のイソブチレン含
量と芳香族ビニル化合物含量は、イソブチレン５０〜９
５重量％、好ましくは５５〜９０重量％、芳香族ビニル
化合物含量５〜５０重量％、好ましくは１０〜４５重量
％である。ブロック共重合体の数平均分子量は、流動
性、加工性などの点で１万〜５０万、好ましくは３万〜
２０万である。The isobutylene content and the aromatic vinyl compound content of the block copolymer are 50 to 9 isobutylene.
It is 5% by weight, preferably 55 to 90% by weight, and the aromatic vinyl compound content is 5 to 50% by weight, preferably 10 to 45% by weight. The number average molecular weight of the block copolymer is from 10,000 to 500,000, preferably from 30,000 to from the viewpoint of fluidity and processability.
It is 200,000.
【０００７】またブロック共重合体中には本発明のゴム
組成物の性能を損なわない範囲で他のカチオン重合性モ
ノマーを共重合してもかまわない。他のカチオン重合性
モノマーとしては、１−ブテン、ペンテン、ヘキセン、
ブタジエン、イソプレン、メチルビニルエーテル等が挙
げられる。Further, other cationically polymerizable monomers may be copolymerized in the block copolymer within a range not impairing the performance of the rubber composition of the present invention. Other cationically polymerizable monomers include 1-butene, pentene, hexene,
Examples thereof include butadiene, isoprene and methyl vinyl ether.
【０００８】ブロック共重合体の製造方法は特に限定さ
れないが、たとえばルイス酸およびこれと組合せてカチ
オン重合活性種を形成する有機化合物（以下開始剤化合
物と言う）とから構成される開始剤系の存在下に、必要
に応じてアミン類、エステル類等の第３成分を添加し
て、ヘキサンや塩化メチレン等の不活性溶媒中で、芳香
族ビニル化合物とイソブチレンとを重合する方法が挙げ
られる。The method for producing the block copolymer is not particularly limited. For example, an initiator system composed of a Lewis acid and an organic compound (hereinafter referred to as an initiator compound) which forms a cationic polymerization active species in combination with the Lewis acid is used. In the presence, a third component such as amines and esters may be added, if necessary, to polymerize the aromatic vinyl compound and isobutylene in an inert solvent such as hexane or methylene chloride.
【０００９】ここで開始剤化合物は、アルコキシ基、ア
シロキシ基またはハロゲン等の官能基を有する有機化合
物であって、たとえばビス（２−メトキシ−２−プロピ
ル）ベンゼン、ビス（２−アセトキシ−２−プロピル）
ベンゼンあるいはビス（２−クロロ−２−プロピル）ベ
ンゼン等である。またルイス酸としては四塩化チタン、
三塩化ホウ素、塩化アルミニウム等が挙げられ、さらに
アミン類としてはトリエチルアミン等、エステル類とし
ては酢酸エチル等が例示される。Here, the initiator compound is an organic compound having a functional group such as an alkoxy group, an acyloxy group or a halogen, for example, bis (2-methoxy-2-propyl) benzene, bis (2-acetoxy-2-). Propyl)
Examples thereof include benzene and bis (2-chloro-2-propyl) benzene. As the Lewis acid, titanium tetrachloride,
Examples thereof include boron trichloride, aluminum chloride, and the like, examples of the amines include triethylamine, and examples of the esters include ethyl acetate.
【００１０】ブロック共重合体が線状ブロック共重合体
である場合は、例えば、２個の官能基を有する開始剤化
合物とルイス酸とを使用し、イソブチレンを反応が終了
するまで重合したのち、重合系内に芳香族ビニル化合物
を添加して重合反応を継続する方法によって製造するこ
とができる。一方、分岐状ブロック重合体である場合
は、通常は３個以上の官能基を有する開始剤化合物とル
イス酸とを用いてイソブチレンを反応が終了するまで重
合したのち、重合系内に芳香族ビニル化合物を添加して
重合反応を継続する方法を用いて製造することができ
る。When the block copolymer is a linear block copolymer, for example, an initiator compound having two functional groups and a Lewis acid are used, and isobutylene is polymerized until the reaction is completed. It can be produced by a method in which an aromatic vinyl compound is added to the polymerization system to continue the polymerization reaction. On the other hand, in the case of a branched block polymer, isobutylene is usually polymerized until the reaction is completed by using an initiator compound having three or more functional groups and a Lewis acid, and then the aromatic vinyl is added to the polymerization system. It can be produced by a method of adding a compound and continuing the polymerization reaction.
【００１１】一方、（Ｂ）成分のカーボンブラックの種
類は特に限定されず、例えば、チャンネルブラック、フ
ァーネスブラック、アセチレンブラック、サーマルブラ
ックなどが挙げられ、１種類もしくは２種類以上を混合
して用いられる。On the other hand, the kind of the carbon black as the component (B) is not particularly limited, and examples thereof include channel black, furnace black, acetylene black, thermal black, etc. One kind or a mixture of two or more kinds is used. .
【００１２】本発明において（Ａ）芳香族ビニル化合物
とイソブチレンとからなるブロック共重合体と（Ｂ）カ
ーボンブラックとの配合量は、（Ａ）成分と（Ｂ）成分
の合計１００重量部に対して（Ｂ）成分が５０〜１重量
部、好ましくは４５〜３重量部、さらに好ましくは４０
〜５重量部である。In the present invention, the compounding amount of the block copolymer comprising (A) an aromatic vinyl compound and isobutylene and (B) carbon black is 100 parts by weight based on the total of 100 parts by weight of the (A) component and the (B) component. Component (B) is 50 to 1 part by weight, preferably 45 to 3 parts by weight, more preferably 40.
~ 5 parts by weight.
【００１３】本発明のゴム組成物は、本発明の効果を本
質的に損なわない範囲で、通常用いられている老化防止
剤や加工助剤を含有していてもよい。The rubber composition of the present invention may contain a commonly used antiaging agent or processing aid within a range not substantially impairing the effects of the present invention.
【００１４】本発明のゴム組成物は、必須成分として
（Ａ）芳香族ビニル化合物とイソブチレンとからなるブ
ロック共重合体と（Ｂ）カーボンブラックとを所定の割
合で配合し混練することにより調製することができる。
混練は通常用いられている方法、例えばリボンブレンダ
ー、ヘンシェルミキサー、バンバリーミキサー、ドラム
タンブラー、単軸スクリュー押出機、二軸スクリュー押
出機、コニーダ、多軸スクリュー押出機等を用いる方法
により行うことができる。混練に際しての加熱温度は、
通常５０〜１８０℃の範囲が適当である。The rubber composition of the present invention is prepared by blending (A) a block copolymer comprising an aromatic vinyl compound and isobutylene as essential components and (B) carbon black in a predetermined ratio and kneading. be able to.
The kneading can be performed by a commonly used method, for example, a method using a ribbon blender, a Henschel mixer, a Banbury mixer, a drum tumbler, a single-screw extruder, a twin-screw extruder, a co-kneader, or a multi-screw extruder. . The heating temperature for kneading is
Usually, the range of 50 to 180 ° C is suitable.
【００１５】このようにして得られたゴム組成物は、既
知の種々の成形方法、例えば射出成形、押出成形、圧縮
成形、カレンダー成形、回転成形等を適用することによ
り成形品とすることができる。得られた成形品は、自動
車部材、特にタイヤインナーライナー用材料として使用
することができる。タイヤインナーライナーを製造する
方法は、通常知られている方法で行うことができる。ま
た、本発明のゴム組成物をオーブンロールで均一混合
し、次いでトルエンのような溶媒に溶解させ、この溶液
をタイヤのインナーカーカス層にスプレーなどで吹き付
けることによっても製造することができる。The rubber composition thus obtained can be made into a molded product by applying various known molding methods such as injection molding, extrusion molding, compression molding, calender molding and rotational molding. . The obtained molded product can be used as a material for automobile parts, particularly a tire inner liner. The tire inner liner can be produced by a generally known method. It can also be produced by uniformly mixing the rubber composition of the present invention with an oven roll, then dissolving it in a solvent such as toluene, and spraying this solution on the inner carcass layer of the tire with a spray or the like.
【００１６】[0016]
【発明の効果】かくして本発明によれば、従来技術に比
較して、耐気体透過性及び接着性に優れたゴム組成物、
さらにそれを使用したタイヤインナーライナー用組成物
を得ることができる。As described above, according to the present invention, a rubber composition excellent in gas permeation resistance and adhesiveness as compared with the prior art,
Further, a composition for a tire inner liner using the same can be obtained.
【００１７】[0017]
【実施例】以下に実施例を挙げて本発明をさらに具体的
に説明する。なお、実施例、比較例及び参考例中の部及
び％はとくに断りのないかぎり重量基準である。 実施例１ スチレン含量が３４重量％で、数平均分子量が８７００
０のスチレンとイソブチレンとのブロック共重合体５７
部、ファーネスブラック（東海カーボン社製、シースト
Ｖ）３４部、酸化亜鉛２．８部、芳香族系プロセスオイ
ル（富士興産社製、Ｆｌｅｘ−Ｍ）２．８部、パラフィ
ン系プロセスオイル（日本サン石油社製、Ｓｕｎｐｅｒ
１１０）２．８部、ステアリン酸０．６部とをバンバリ
ーミキサーで７０℃、３分間混練しゴム組成物Ａを得
た。このゴム組成物Ａの気体透過係数（２５℃、純空
気）を気体透過装置（理化精機工業社製）を用いて測定
したところ、３．６×１０-11［ｃｃ（ｓｔｐ）ｃｍ／
ｃｍ2・ｓｅｃ・ｃｍＨｇ］であった。EXAMPLES The present invention will be described in more detail with reference to the following examples. In addition, parts and% in the examples, comparative examples and reference examples are based on weight unless otherwise specified. Example 1 Styrene content is 34% by weight and number average molecular weight is 8700.
0 block copolymer of styrene and isobutylene 57
Part, Furnace Black (Tokai Carbon Co., Seast V) 34 parts, Zinc oxide 2.8 parts, Aromatic process oil (Fuji Kosan Co., Flex-M) 2.8 parts, Paraffin process oil (Japan Sun) Oil company, Sunper
110) 2.8 parts and stearic acid 0.6 part were kneaded with a Banbury mixer at 70 ° C. for 3 minutes to obtain a rubber composition A. The gas permeability coefficient (25 ° C., pure air) of this rubber composition A was measured using a gas permeable device (manufactured by Rika Seiki Kogyo Co., Ltd.), and was 3.6 × 10 −11 [cc (stp) cm /
cm 2 · sec · cmHg].
【００１８】ゴム組成物Ａの接着性を以下の方法で試験
した。天然ゴム７０部、ポリブタジエンゴム（日本ゼオ
ン社製、Ｎｉｐｏｌ ＢＲ−１２２０）３０部、ファー
ネスブラック（東海カーボン社製、シーストＶ）４０
部、酸化亜鉛３部、ステアリン酸１．５部をバンバリー
ミキサーで７０℃、３分間混練し、Ｎ−シクロヘキシル
−２−ベンゾチアジルスルフェンアミド１．０部、硫黄
２．５部を加えてゴム組成物Ｂを得た。ゴム組成物Ａと
Ｂとをそれぞれロールによりシート状にしたものを重ね
合わせ、１６０℃で１５分間プレスし、ＪＩＳ Ｋ６３
０１の剥離試験に準じて剥離試験を行った。接着界面で
の剥離は見られず、凝集破壊が見られた。The adhesion of the rubber composition A was tested by the following method. 70 parts of natural rubber, 30 parts of polybutadiene rubber (Nipol BR-1220 manufactured by Nippon Zeon Co., Ltd.), and furnace black (Shiast V manufactured by Tokai Carbon Co., Ltd.) 40
Parts, zinc oxide 3 parts, and stearic acid 1.5 parts by kneading with a Banbury mixer at 70 ° C. for 3 minutes, adding N-cyclohexyl-2-benzothiazylsulfenamide 1.0 part and sulfur 2.5 parts A rubber composition B was obtained. Sheets of rubber compositions A and B each made of a roll were superposed and pressed at 160 ° C. for 15 minutes to obtain JIS K63.
A peeling test was performed according to the peeling test of No. 01. No peeling was observed at the adhesive interface, and cohesive failure was observed.
【００１９】実施例２ スチレンとイソブチレンとのブロック共重合体をスチレ
ン含量が２１重量％で、数平均分子量が７２０００のス
チレンとイソブチレンとのブロック共重合体に代えた他
は実施例１と同様にしてゴム組成物Ｃを得た。ゴム組成
物Ｃの気体透過係数を測定したところ、３．７×１０
-11［ｃｃ（ｓｔｐ）ｃｍ／ｃｍ2・ｓｅｃ・ｃｍＨｇ］
であった。Example 2 The same as Example 1 except that the block copolymer of styrene and isobutylene was replaced with a block copolymer of styrene and isobutylene having a styrene content of 21% by weight and a number average molecular weight of 72000. To obtain a rubber composition C. The gas permeability coefficient of the rubber composition C was measured to be 3.7 × 10.
-11 [cc (stp) cm / cm 2 · sec · cmHg]
Met.
【００２０】ゴム組成物Ｃの接着性を実施例１と同様の
方法で試験した。すなわち、ゴム組成物ＣとＢとをそれ
ぞれロールによりシート状にしたものを重ね合わせ、１
６０℃で１５分間プレスし、ＪＩＳ Ｋ６３０１の剥離
試験に準じて剥離試験を行った。接着界面での剥離は見
られず、凝集破壊が見られた。The rubber composition C was tested for adhesion in the same manner as in Example 1. That is, the rubber compositions C and B each made into a sheet shape by rolls are stacked, and 1
After pressing at 60 ° C. for 15 minutes, a peeling test was performed according to the peeling test of JIS K6301. No peeling was observed at the adhesive interface, and cohesive failure was observed.
【００２１】比較例 臭化ブチルゴム（エクソン社製、エクソン・ブロモブチ
ル２２４４）５６部、ファーネスブラック（東海カーボ
ン社製、シーストＶ）３４部、酸化亜鉛２．８部、芳香
族系プロセスオイル（富士興産社製、Ｆｌｅｘ−Ｍ）
２．８部、パラフィン系プロセスオイル（日本サン石油
社製、Ｓｕｎｐｅｒ１１０）２．８部、ステアリン酸
０．６部とをバンバリーミキサーで７０℃、３分間混練
し、Ｎ−シクロヘキシル−２−ベンゾチアジルスルフェ
ンアミド０．６部、硫黄０．４部を加えゴム組成物Ｄを
得た。これを１６０℃で２０分間加硫させてゴム組成物
Ｅを得た。ゴム組成物Ｅの気体透過係数を実施例１と同
様に測定したところ、４．７×１０-11［ｃｃ（ｓｔ
ｐ）ｃｍ／ｃｍ2・ｓｅｃ・ｃｍＨｇ］であった。Comparative Example 56 parts of butyl bromide rubber (manufactured by Exxon, exon bromobutyl 2244), 34 parts of furnace black (manufactured by Tokai Carbon Co., Seast V), 2.8 parts of zinc oxide, aromatic process oil (Fuji Kosan) Flex-M)
2.8 parts, 2.8 parts of paraffin-based process oil (Japan Sun Oil Co., Ltd., Sunper 110) and 0.6 part of stearic acid were kneaded with a Banbury mixer at 70 ° C. for 3 minutes, and N-cyclohexyl-2-benzothia. A rubber composition D was obtained by adding 0.6 part of dilsulfenamide and 0.4 part of sulfur. This was vulcanized at 160 ° C. for 20 minutes to obtain a rubber composition E. The gas permeability coefficient of the rubber composition E was measured in the same manner as in Example 1, and was 4.7 × 10 −11 [cc (st
p) cm / cm 2 · sec · cmHg].
【００２２】ゴム組成物Ｄの接着性を実施例１と同様の
方法で試験した。すなわち、ゴム組成物ＤとＢとをそれ
ぞれロールによりシート状にしたものを重ね合わせ、１
６０℃で１５分間プレスし、ＪＩＳ Ｋ６３０１の剥離
試験に準じて剥離試験を行った。接着界面での剥離が見
られた。The rubber composition D was tested for adhesion in the same manner as in Example 1. That is, the rubber compositions D and B each formed into a sheet by a roll are stacked and
After pressing at 60 ° C. for 15 minutes, a peeling test was performed according to the peeling test of JIS K6301. Peeling was observed at the adhesive interface.
Claims (2)
とのブロック共重合体と（Ｂ）カーボンブラックとを含
有することを特徴とするゴム組成物。1. A rubber composition comprising (A) a block copolymer of an aromatic vinyl compound and isobutylene, and (B) carbon black.
を特徴とするタイヤインナーライナー用組成物。2. A composition for a tire inner liner, which comprises using the rubber composition according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28506192A JP3343957B2 (en) | 1992-09-30 | 1992-09-30 | Rubber composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28506192A JP3343957B2 (en) | 1992-09-30 | 1992-09-30 | Rubber composition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06107896A true JPH06107896A (en) | 1994-04-19 |
| JP3343957B2 JP3343957B2 (en) | 2002-11-11 |
Family
ID=17686657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP28506192A Expired - Fee Related JP3343957B2 (en) | 1992-09-30 | 1992-09-30 | Rubber composition |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3343957B2 (en) |
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| JP2008127443A (en) * | 2006-11-20 | 2008-06-05 | Toyo Tire & Rubber Co Ltd | Rubber composition for inner liner and pneumatic tire |
| WO2009119232A1 (en) * | 2008-03-26 | 2009-10-01 | 住友ゴム工業株式会社 | Polymer mixture, polymer composition and pneumatic tire |
| JP2010013647A (en) * | 2008-03-26 | 2010-01-21 | Sumitomo Rubber Ind Ltd | Sidewall-protective film and pneumatic tire |
| JP2010100082A (en) * | 2008-10-21 | 2010-05-06 | Kaneka Corp | Inner liner for pneumatic tire |
| US20100175804A1 (en) * | 2007-05-29 | 2010-07-15 | Pierre Lesage | Pneumatic Article with Gas Tight Layer Including a Thermoplastic Elastomer |
| JP2010195864A (en) * | 2009-02-23 | 2010-09-09 | Kaneka Corp | Isobutylene based block copolymer |
| US20100263778A1 (en) * | 2007-07-11 | 2010-10-21 | Societe De Technologie Michelin | Pneumatic Object Provided with a Gas-Impermeable Layer Based on a Thermoplastic Elastomer and a Platy Filler |
| US20110077357A1 (en) * | 2009-09-30 | 2011-03-31 | Mutsuki Sugimoto | Polymer composition for inner liner and pneumatic tire using the same |
| CN102010561A (en) * | 2009-09-08 | 2011-04-13 | 住友橡胶工业株式会社 | Polymer composition and pneumatic tire |
| US20110277901A1 (en) * | 2008-11-19 | 2011-11-17 | Pierre Lesage | Pneumatic Object Having a Gas Tight Layer Containing a Specific SIBS Thermoplastic Elastomer |
| US20110315293A1 (en) * | 2010-06-29 | 2011-12-29 | Mutsuki Sugimoto | Method for producing pneumatic tire and pneumatic tire |
| US20120003409A1 (en) * | 2008-12-03 | 2012-01-05 | Michelin Recherche Et Technique S.A. | Pneumatic Object Provided with Gas-Tight Layer Comprising Two Thermoplastic Elastomers |
| WO2012057051A1 (en) | 2010-10-29 | 2012-05-03 | 株式会社カネカ | Isobutylene-based block copolymer |
| JP2012510389A (en) * | 2008-12-03 | 2012-05-10 | ソシエテ ド テクノロジー ミシュラン | Airtight multilayer laminate for pneumatic articles |
| JP2012510403A (en) * | 2008-12-03 | 2012-05-10 | ソシエテ ド テクノロジー ミシュラン | Pneumatic article with hermetic layer comprising thermoplastic elastomer and foamed thermoplastic microspheres |
| US20130192745A1 (en) * | 2010-11-05 | 2013-08-01 | Sumitomo Rubber Industries, Ltd. | Strip, method for manufacturing the same, and method for manufacturing pneumatic tire |
| US8597561B2 (en) | 2009-09-18 | 2013-12-03 | Sumitomo Rubber Industries, Ltd. | Method for producing pneumatic tire |
| US8616255B2 (en) | 2009-09-04 | 2013-12-31 | Sumitomo Rubber Industries, Ltd. | Polymer laminate and pneumatic tire using the same as inner liner |
| US20140299249A1 (en) * | 2011-12-16 | 2014-10-09 | Michelin Recherche Et Technique S.A. | Tire provided with an outer sidewall comprising a mixture of a diene elastomer and a thermoplastic elastomer |
| US20140343216A1 (en) * | 2011-12-16 | 2014-11-20 | Michelin Recherche Et Technique S.A. | Tire provided with an inner layer comprising a mixture of a diene elastomer and a thermoplastic elastomer |
| US9676234B2 (en) | 2010-12-06 | 2017-06-13 | Sumitomo Rubber Industries, Ltd. | Strip, method for manufacturing the same, and method for manufacturing pneumatic tire |
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1992
- 1992-09-30 JP JP28506192A patent/JP3343957B2/en not_active Expired - Fee Related
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| JP2008127443A (en) * | 2006-11-20 | 2008-06-05 | Toyo Tire & Rubber Co Ltd | Rubber composition for inner liner and pneumatic tire |
| US9475344B2 (en) * | 2007-05-29 | 2016-10-25 | Micheliin Recherche et Technique S.A. | Pneumatic article with gas tight layer including a thermoplastic elastomer |
| US20100175804A1 (en) * | 2007-05-29 | 2010-07-15 | Pierre Lesage | Pneumatic Article with Gas Tight Layer Including a Thermoplastic Elastomer |
| US20100263778A1 (en) * | 2007-07-11 | 2010-10-21 | Societe De Technologie Michelin | Pneumatic Object Provided with a Gas-Impermeable Layer Based on a Thermoplastic Elastomer and a Platy Filler |
| WO2009119232A1 (en) * | 2008-03-26 | 2009-10-01 | 住友ゴム工業株式会社 | Polymer mixture, polymer composition and pneumatic tire |
| JP2010013647A (en) * | 2008-03-26 | 2010-01-21 | Sumitomo Rubber Ind Ltd | Sidewall-protective film and pneumatic tire |
| JP2010013646A (en) * | 2008-03-26 | 2010-01-21 | Sumitomo Rubber Ind Ltd | Polymer composition and pneumatic tire |
| JP2010100082A (en) * | 2008-10-21 | 2010-05-06 | Kaneka Corp | Inner liner for pneumatic tire |
| US9108466B2 (en) * | 2008-11-19 | 2015-08-18 | Michelin Recherche Et Technique S.A. | Pneumatic object having a gas tight layer containing a specific SIBS thermoplastic elastomer |
| US20110277901A1 (en) * | 2008-11-19 | 2011-11-17 | Pierre Lesage | Pneumatic Object Having a Gas Tight Layer Containing a Specific SIBS Thermoplastic Elastomer |
| JP2012510389A (en) * | 2008-12-03 | 2012-05-10 | ソシエテ ド テクノロジー ミシュラン | Airtight multilayer laminate for pneumatic articles |
| US20120003409A1 (en) * | 2008-12-03 | 2012-01-05 | Michelin Recherche Et Technique S.A. | Pneumatic Object Provided with Gas-Tight Layer Comprising Two Thermoplastic Elastomers |
| JP2012510403A (en) * | 2008-12-03 | 2012-05-10 | ソシエテ ド テクノロジー ミシュラン | Pneumatic article with hermetic layer comprising thermoplastic elastomer and foamed thermoplastic microspheres |
| JP2010195864A (en) * | 2009-02-23 | 2010-09-09 | Kaneka Corp | Isobutylene based block copolymer |
| US8616255B2 (en) | 2009-09-04 | 2013-12-31 | Sumitomo Rubber Industries, Ltd. | Polymer laminate and pneumatic tire using the same as inner liner |
| US8158705B2 (en) | 2009-09-08 | 2012-04-17 | Sumitomo Rubber Industries, Ltd. | Polymer composition and pneumatic tire |
| CN102010561A (en) * | 2009-09-08 | 2011-04-13 | 住友橡胶工业株式会社 | Polymer composition and pneumatic tire |
| US8597561B2 (en) | 2009-09-18 | 2013-12-03 | Sumitomo Rubber Industries, Ltd. | Method for producing pneumatic tire |
| US8835557B2 (en) | 2009-09-30 | 2014-09-16 | Sumitomo Rubber Industries, Ltd. | Polymer composition for inner liner and pneumatic tire using the same |
| US20110077357A1 (en) * | 2009-09-30 | 2011-03-31 | Mutsuki Sugimoto | Polymer composition for inner liner and pneumatic tire using the same |
| US8815033B2 (en) * | 2010-06-29 | 2014-08-26 | Sumitomo Rubber Industries, Ltd. | Method for producing pneumatic tire and pneumatic tire |
| US20110315293A1 (en) * | 2010-06-29 | 2011-12-29 | Mutsuki Sugimoto | Method for producing pneumatic tire and pneumatic tire |
| CN102310718A (en) * | 2010-06-29 | 2012-01-11 | 住友橡胶工业株式会社 | Be used to produce airtyred method and air-inflation tyre |
| WO2012057051A1 (en) | 2010-10-29 | 2012-05-03 | 株式会社カネカ | Isobutylene-based block copolymer |
| US20130192745A1 (en) * | 2010-11-05 | 2013-08-01 | Sumitomo Rubber Industries, Ltd. | Strip, method for manufacturing the same, and method for manufacturing pneumatic tire |
| US9346227B2 (en) * | 2010-11-05 | 2016-05-24 | Sumitomo Rubber Industries, Ltd. | Strip, method for manufacturing the same, and method for manufacturing pneumatic tire |
| US10239271B2 (en) | 2010-11-05 | 2019-03-26 | Sumitomo Rubber Industries, Ltd. | Strip, method for manufacturing the same, and method for manufacturing pneumatic tire |
| US10046532B2 (en) | 2010-11-17 | 2018-08-14 | Sumitomo Rubber Industries, Ltd. | Method for manufacturing pneumatic tire |
| US9676234B2 (en) | 2010-12-06 | 2017-06-13 | Sumitomo Rubber Industries, Ltd. | Strip, method for manufacturing the same, and method for manufacturing pneumatic tire |
| US20140299249A1 (en) * | 2011-12-16 | 2014-10-09 | Michelin Recherche Et Technique S.A. | Tire provided with an outer sidewall comprising a mixture of a diene elastomer and a thermoplastic elastomer |
| US20140343216A1 (en) * | 2011-12-16 | 2014-11-20 | Michelin Recherche Et Technique S.A. | Tire provided with an inner layer comprising a mixture of a diene elastomer and a thermoplastic elastomer |
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