JP2003041055A5 - Natural rubber composition for tires - Google Patents
Natural rubber composition for tires Download PDFInfo
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- JP2003041055A5 JP2003041055A5 JP2001227748A JP2001227748A JP2003041055A5 JP 2003041055 A5 JP2003041055 A5 JP 2003041055A5 JP 2001227748 A JP2001227748 A JP 2001227748A JP 2001227748 A JP2001227748 A JP 2001227748A JP 2003041055 A5 JP2003041055 A5 JP 2003041055A5
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- natural rubber
- rubber composition
- tires
- aluminum
- tire
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Description
【特許請求の範囲】
【請求項１】 （Ａ）天然ゴムラテックスのアミド結合を分解することにより得られる非ゴム成分含有天然ゴムと、（Ｂ）シリカ及び／又は下記一般式（Ｉ）
ｍＭ1 ・ｘＳｉＯy・ｚＨ2 Ｏ ・・・（Ｉ）
［式（Ｉ）中、Ｍ1 は、アルミニウム，マグネシウム，チタン，カルシウム及びジルコニウムからなる群から選ばれる金属，これらの金属の酸化物及び水酸化物，及びそれらの水和物，及びこれらの金属の炭酸塩から選ばれる少なくとも一種であり、ｍ，ｘ，ｙ及びｚは、それぞれ１〜５の整数、０〜１０の整数、２〜５の整数、及び０〜１０の整数である］
で表わされる無機充填材とを配合してなることを特徴とするタイヤ用天然ゴム組成物。
【請求項２】 天然ゴムラテックス中のアミド結合の分解が、プロテアーゼおよび／または芳香族ポリカルボン酸誘導体を用いてなされたものである請求項１に記載のタイヤ用天然ゴム組成物。
【請求項３】 プロテアーゼが、アルカリ性プロテアーゼである請求項２に記載のタイヤ用天然ゴム組成物。
【請求項４】 天然ゴムラテックスのアミド結合の分解が、さらに界面活性剤を加えてなされたものである請求項１に記載のタイヤ用天然ゴム組成物。
【請求項５】 シリカが、湿式シリカである請求項１に記載のタイヤ用天然ゴム組成物。
【請求項６】 前記式（Ｉ）で表される無機充填材が、アルミナ（Ａｌ2Ｏ3），アルミナ一水和物（Ａｌ2Ｏ3・Ｈ2Ｏ），水酸化アルミニウム［Ａｌ（ＯＨ）3］，炭酸アルミニウム[Ａｌ2（ＣＯ3）3]，水酸化マグネシウム［Ｍｇ（ＯＨ）2］，酸化マグネシウム（ＭｇＯ），炭酸マグネシウム（ＭｇＣＯ3），タルク（３ＭｇＯ・４ＳｉＯ2・Ｈ2Ｏ），アタパルジャイト（５ＭｇＯ・８ＳｉＯ2・９Ｈ2Ｏ），チタン白（ＴｉＯ2），チタン黒（ＴｉＯ2n-1），酸化カルシウム（ＣａＯ），水酸化カルシウム［Ｃａ（ＯＨ）2］，酸化アルミニウムマグネシウム（ＭｇＯ・Ａｌ2Ｏ3），クレー（Ａｌ2Ｏ3・２ＳｉＯ2），カオリン（Ａｌ2Ｏ3・２ＳｉＯ2・２Ｈ2Ｏ），パイロフィライト（Ａｌ2Ｏ3・４ＳｉＯ2・Ｈ2Ｏ），ベントナイト（Ａｌ2Ｏ3・４ＳｉＯ2・２Ｈ2Ｏ），ケイ酸アルミニウム（Ａｌ2ＳｉＯ5 、Ａｌ4・３ＳｉＯ4・５Ｈ2Ｏ），ケイ酸マグネシウム（Ｍｇ2ＳｉＯ4、ＭｇＳｉＯ3），ケイ酸カルシウム（Ｃａ2・ＳｉＯ4），ケイ酸アルミニウムカルシウム（Ａｌ2Ｏ3・ＣａＯ・２ＳｉＯ2），ケイ酸マグネシウムカルシウム（ＣａＭｇＳｉＯ4），炭酸カルシウム（ＣａＣＯ3），酸化ジルコニウム（ＺｒＯ2），水酸化ジルコニウム[ＺｒＯ（ＯＨ）2・ｎＨ2Ｏ]，炭酸ジルコニウム〔Ｚｒ（ＣＯ3）2〕，及び結晶性アルミノケイ酸塩からなる群から選ばれる少なくとも一種である請求項１に記載のタイヤ用天然ゴム組成物。
【請求項７】 前記一般式（Ｉ）において、Ｍ1がアルミニウム金属，アルミニウムの酸化物及び水酸化物、及びそれらの水和物，及びアルミニウム炭酸塩から選ばれる少なくとも一種である請求項１に記載のタイヤ用天然ゴム組成物。
【請求項８】 さらに、カップリング剤を添加してなる請求項１ないし７のいずれかに記載のタイヤ用天然ゴム組成物。
【請求項９】 請求項１ないし８のいずれかに記載のタイヤ用天然ゴム組成物を用いたことを特徴とする空気入りタイヤ。
[Claims]
1. A natural rubber containing a non-rubber component obtained by decomposing an amide bond of natural rubber latex, (B) silica and / or the following general formula (I)
mM 1 · xSiO y · zH 2 O (I)
[In the formula (I), M 1 represents a metal selected from the group consisting of aluminum, magnesium, titanium, calcium and zirconium, oxides and hydroxides of these metals, and hydrates thereof, and these metals. And m, x, y and z are each an integer of 1 to 5, an integer of 0 to 10, an integer of 2 to 5, and an integer of 0 to 10].
A natural rubber composition for tires, comprising an inorganic filler represented by the formula:
2. The tire natural rubber composition according to claim 1, wherein the amide bond in the natural rubber latex is decomposed using a protease and / or an aromatic polycarboxylic acid derivative.
3. The tire natural rubber composition according to claim 2, wherein the protease is an alkaline protease.
4. The tire natural rubber composition according to claim 1, wherein the amide bond of the natural rubber latex is further decomposed by adding a surfactant.
5. The tire natural rubber composition according to claim 1, wherein the silica is wet silica.
6. The inorganic filler represented by the formula (I) is alumina (Al 2 O 3 ), alumina monohydrate (Al 2 O 3 .H 2 O), aluminum hydroxide [Al (OH 3 ], aluminum carbonate [Al 2 (CO 3 ) 3 ], magnesium hydroxide [Mg (OH) 2 ], magnesium oxide (MgO), magnesium carbonate (MgCO 3 ), talc (3MgO · 4SiO 2 · H 2 O ), Attapulgite (5MgO.8SiO 2 .9H 2 O), titanium white (TiO 2 ), titanium black (TiO 2n-1 ), calcium oxide (CaO), calcium hydroxide [Ca (OH) 2 ], aluminum magnesium oxide (MgO · Al 2 O 3 ), clay (Al 2 O 3 · 2SiO 2 ), kaolin (Al 2 O 3 · 2SiO 2 · 2H 2 O), pyrophyllite (Al 2 O 3 · 4SiO 2 · H 2 O) ), Be Tonite (Al 2 O 3 .4SiO 2 .2H 2 O), aluminum silicate (Al 2 SiO 5 , Al 4 · 3SiO 4 · 5H 2 O), magnesium silicate (Mg 2 SiO 4 , MgSiO 3 ), silicic acid Calcium (Ca 2 · SiO 4 ), aluminum calcium silicate (Al 2 O 3 · CaO · 2SiO 2 ), magnesium calcium silicate (CaMgSiO 4 ), calcium carbonate (CaCO 3 ), zirconium oxide (ZrO 2 ), hydroxide 2. The natural rubber for tire according to claim 1, which is at least one selected from the group consisting of zirconium [ZrO (OH) 2 · nH 2 O], zirconium carbonate [Zr (CO 3 ) 2 ], and crystalline aluminosilicate. Composition.
7. In the general formula (I), M 1 is at least one selected from aluminum metal, aluminum oxide and hydroxide, hydrates thereof, and aluminum carbonate. The natural rubber composition for tires described.
8. The tire natural rubber composition according to claim 1, further comprising a coupling agent.
9. A pneumatic tire comprising the tire natural rubber composition according to claim 1. Description:
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001227748A JP4790167B2 (en) | 2001-07-27 | 2001-07-27 | Natural rubber composition for tires |
| ES05014138T ES2354430T3 (en) | 2001-07-27 | 2002-07-22 | MOTHER OF NATURAL RUBBER MIX, PROCEDURE OF PRODUCTION OF THE SAME AND COMPOSITION OF NATURAL RUBBER. |
| ES02255103T ES2322842T3 (en) | 2001-07-27 | 2002-07-22 | MOTHER OF NATURAL RUBBER MIX, PROCEDURE OF PRODUCTION OF THE SAME AND COMPOSITION OF NATURAL RUBBER. |
| DE60231682T DE60231682D1 (en) | 2001-07-27 | 2002-07-22 | Natural rubber masterbatch its production process, and natural rubber composition |
| DE60238358T DE60238358D1 (en) | 2001-07-27 | 2002-07-22 | Natural rubber masterbatch its manufacturing process, and natural rubber composition |
| EP02255103A EP1283219B1 (en) | 2001-07-27 | 2002-07-22 | Natural rubber master batch, production method thereof, and natural rubber composition |
| EP05014138A EP1607408B1 (en) | 2001-07-27 | 2002-07-22 | Natural rubber master batch, production method thereof, and natural rubber composition |
| US10/200,452 US6841606B2 (en) | 2001-07-27 | 2002-07-23 | Natural rubber master batch, production method thereof, and natural rubber composition |
| CNB021264880A CN1259364C (en) | 2001-07-27 | 2002-07-23 | Natural rubber master batch and its producing method, and natural rubber composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001227748A JP4790167B2 (en) | 2001-07-27 | 2001-07-27 | Natural rubber composition for tires |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2003041055A JP2003041055A (en) | 2003-02-13 |
| JP2003041055A5 true JP2003041055A5 (en) | 2011-06-02 |
| JP4790167B2 JP4790167B2 (en) | 2011-10-12 |
Family
ID=19060361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001227748A Expired - Lifetime JP4790167B2 (en) | 2001-07-27 | 2001-07-27 | Natural rubber composition for tires |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4790167B2 (en) |
| ES (1) | ES2354430T3 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1652873A4 (en) * | 2003-08-05 | 2009-11-11 | Bridgestone Corp | Rubber master batch and method for production thereof |
| JP5258010B2 (en) | 2004-12-20 | 2013-08-07 | 株式会社ブリヂストン | Natural rubber masterbatch and method for producing the same |
| JP5265093B2 (en) * | 2006-05-19 | 2013-08-14 | 株式会社ブリヂストン | Rubber composition and tire using the same |
| CN106750595A (en) * | 2016-12-14 | 2017-05-31 | 周易 | A kind of environment-protective rubber material of novel high-performance |
| CN107082912B (en) * | 2017-05-26 | 2018-05-29 | 苏州宇希新材料科技有限公司 | One kind methylates insulating rubber material |
| CN107141524B (en) * | 2017-05-26 | 2018-05-29 | 苏州宇希新材料科技有限公司 | A kind of preparation method for the insulating rubber material that methylates |
| JP2018203970A (en) * | 2017-06-09 | 2018-12-27 | 株式会社ブリヂストン | Rubber composition, method for producing rubber composition and tire |
| CN115160665B (en) * | 2022-07-18 | 2023-07-07 | 江苏多上新材料科技有限公司 | Oil-resistant and wear-resistant cable material for oil platform and preparation method thereof |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61293242A (en) * | 1985-06-22 | 1986-12-24 | Yokohama Rubber Co Ltd:The | Method for accelerating vulcanization of rubber |
| JP3248978B2 (en) * | 1993-05-13 | 2002-01-21 | 花王株式会社 | Stabilizer for deproteinized natural rubber latex and method for producing stabilized deproteinized natural rubber latex using the same |
| JP3573498B2 (en) * | 1994-09-14 | 2004-10-06 | 横浜ゴム株式会社 | Production method of natural rubber |
| JP3593368B2 (en) * | 1994-11-21 | 2004-11-24 | 花王株式会社 | Method for producing deproteinized natural rubber latex |
| TW334467B (en) * | 1994-12-22 | 1998-06-21 | Cabot Corp | Latex compositions and films |
| JP3677758B2 (en) * | 1998-01-30 | 2005-08-03 | 株式会社ブリヂストン | Natural rubber mastication additive, natural rubber mastication method, natural rubber composition obtained by mastication method, and pneumatic tire using the natural rubber composition |
| JP4028086B2 (en) * | 1997-06-18 | 2007-12-26 | 住友ゴム工業株式会社 | Method for producing deproteinized natural rubber latex |
| JP2000198801A (en) * | 1999-01-05 | 2000-07-18 | Sumitomo Rubber Ind Ltd | Production of deproteinized natural rubber latex |
| JP2000198881A (en) * | 1999-01-07 | 2000-07-18 | Sumitomo Rubber Ind Ltd | Deproteinized natural rubber latex and rubber glove using the same |
| JP5236137B2 (en) * | 2001-06-18 | 2013-07-17 | 住友ゴム工業株式会社 | Natural rubber, process for producing the same and rubber composition |
| JP4838967B2 (en) * | 2001-07-27 | 2011-12-14 | 株式会社ブリヂストン | Natural rubber masterbatch and manufacturing method thereof |
-
2001
- 2001-07-27 JP JP2001227748A patent/JP4790167B2/en not_active Expired - Lifetime
-
2002
- 2002-07-22 ES ES05014138T patent/ES2354430T3/en not_active Expired - Lifetime
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