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    • 1. 发明授权
    • Rubber composition for magnesium hydroxide wafer-reinforced tire
    • 氢氧化镁晶片加固轮胎橡胶组合物
    • US09487049B2
    • 2016-11-08
    • US11988217
    • 2006-07-04
    • Arnaud LapraFranck VaragniatAnne Veyland
    • Arnaud LapraFranck VaragniatAnne Veyland
    • B60C1/00C08K3/22C08K9/02C08K5/548C08K7/00
    • B60C1/0016C08K3/22C08K5/548C08K7/00C08K9/02Y10T428/25Y10T428/266C08L21/00
    • The invention relates to a rubber composition having improved vulcanization kinetics, which can be used in particular for manufacturing tires or semi-finished products for tires, based on at least one diene elastomer, a reinforcing filler and a coupling agent providing the bond between filler and elastomer, characterized in that said reinforcing filler comprises synthetic magnesium hydroxide Mg(OH)2 wafers, covered with silica. The invention also relates to the use of such a composition for manufacturing rubber articles, in particular tires or semi-finished products made of rubber intended for these tires, especially treads. The invention also relates, per se, to this synthetic magnesium hydroxide in the form of silica-covered wafers, and also to its use as a reinforcing filler, especially in a diene elastomer matrix.
    • 本发明涉及一种具有改进的硫化动力学的橡胶组合物,其可以特别用于制造用于轮胎的轮胎或半成品,基于至少一种二烯弹性体,增强填料和提供填料与 弹性体,其特征在于,所述增强填料包括用二氧化硅覆盖的合成氢氧化镁Mg(OH)2晶片。 本发明还涉及这种组合物用于制造橡胶制品,特别是用于这些轮胎的橡胶制成的轮胎或半成品,特别是胎面的用途。 本发明本身还涉及以二氧化硅覆盖的晶片的形式的这种合成氢氧化镁,并且还涉及其用作增强填料,特别是在二烯弹性体基质中的用途。
    • 3. 发明授权
    • Tyre rubber composition based on a reinforcing metal hydroxide
    • 基于增强金属氢氧化物的轮胎橡胶组合物
    • US07718717B2
    • 2010-05-18
    • US11631820
    • 2005-07-06
    • Arnaud LapraFranck VaragniatAnne Veyland
    • Arnaud LapraFranck VaragniatAnne Veyland
    • C08K9/02
    • C08K9/02C08K3/22C08L21/00
    • A rubber composition usable for the manufacture of tyres, based on at least a diene elastomer, a reinforcing filler and a coupling agent, characterised in that said filler comprises a synthetic metal hydroxide covered with silica, the metal of the hydroxide being selected from the group consisting of Al, Fe, Mg and mixtures of these metals. Use as reinforcing filler, in a diene rubber composition, of such a metal hydroxide. The metal hydroxide is preferably constituted of aggregates (secondary particles) of anisometric form, the primary particles possibly themselves being of anisometric form, for example in the form of rods, which imparts to the compositions of the invention anisotropic properties which are advantageous for separating their mechanical properties. Use of such a rubber composition for the manufacture of rubber articles, in particular of tyres or semi-finished products made of rubber intended for these tyres, in particular of treads.
    • 一种可用于制造基于至少二烯弹性体,增强填料和偶联剂的轮胎的橡胶组合物,其特征在于所述填料包括用二氧化硅覆盖的合成金属氢氧化物,所述氢氧化物的金属选自 由Al,Fe,Mg和这些金属的混合物组成。 在二烯橡胶组合物中用作这种金属氢氧化物的增强填料。 金属氢氧化物优选由不等角度形式的聚集体(二次颗粒)构成,主要颗粒本身可以是不规则形式,例如以棒的形式,赋予本发明组合物各向异性特性,这有利于分离它们 机械性能。 使用这种橡胶组合物来制造橡胶制品,特别是用于这些轮胎的橡胶制成的轮胎或半成品,特别是胎面。
    • 4. 发明授权
    • Elastomeric composition reinforced with a functionalized polyvinylaromatic filler
    • 用官能化聚乙烯基芳族填料增强的弹性组合物
    • US07820771B2
    • 2010-10-26
    • US11794451
    • 2005-12-30
    • Arnaud LapraSylvie Gandon-PainFranck Varagniat
    • Arnaud LapraSylvie Gandon-PainFranck Varagniat
    • C08F283/12C08L27/10C08L25/00C08L21/00B60C1/00
    • B60C9/08C08L9/00C08L21/00C08L25/04C08L25/16Y10S526/909C08L2666/06C08L2666/08
    • Rubber composition based on at least one diene elastomer, a polymeric filler as reinforcing filler and a coupling agent for bonding between the polymeric filler and the elastomer. The polymeric filler includes nanoparticles of a polyvinylaromatic (PVAr) carrying a functional group denoted by Z of formula a ≡Si—X, X representing a hydroxyl or hydrolyzable group. The PVAr is especially a copolymer of styrene, ethylvinylbenzene, divinylbenzene and trimethoxysilylpropylacrylate or trimethoxysilylpropylmethacrylate, being in the form of nanobeads, the diameter of which is between 10 and 100 nm. Also described is a method of obtaining such a composition, and use of such a rubber composition for the manufacture of rubber articles, in particular tires or rubber semi-finished products intended for these tires, as well as a masterbatch including at least one diene elastomer and such a polymeric filler, and a method of obtaining such a masterbatch.
    • 基于至少一种二烯弹性体的橡胶组合物,作为增强填料的聚合物填料和用于在聚合物填料和弹性体之间粘合的偶联剂。 聚合物填料包括携带由式a≡Si-X的Z表示的官能团的聚乙烯基芳族化合物(PVAr)的纳米颗粒,X表示羟基或可水解基团。 PVAr特别是苯乙烯,乙基乙烯基苯,二乙烯基苯和丙烯酸三甲氧基甲硅烷基丙酯或三甲氧基甲硅烷基丙基甲基丙烯酸酯的共聚物,其形式为纳米棒,直径为10至100nm。 还描述了获得这种组合物的方法,以及使用这种橡胶组合物来制造橡胶制品,特别是用于这些轮胎的轮胎或橡胶半成品,以及包含至少一种二烯弹性体 和这种聚合物填料,以及获得这种母料的方法。
    • 7. 发明申请
    • Elastomeric Composition Reinforced with a Functionalized Polyvinylaromatic Filler
    • 用功能化聚乙烯基芳香填料加强的弹性组合物
    • US20080132644A1
    • 2008-06-05
    • US11794451
    • 2005-12-30
    • Arnaud LapraSylvie Gandon-PainFranck Varagniat
    • Arnaud LapraSylvie Gandon-PainFranck Varagniat
    • C08L47/00B60C1/00
    • B60C9/08C08L9/00C08L21/00C08L25/04C08L25/16Y10S526/909C08L2666/06C08L2666/08
    • Rubber composition based on at least one diene elastomer, a polymeric filler as reinforcing filler and a coupling agent for bonding between the polymeric filler and the elastomer, characterized in that said polymeric filler comprises nanoparticles of a polyvinylaromatic (PVAr) carrying a functional group denoted by Z of formula ≡Si—X, X representing a hydroxyl or hydrolyzable group. The PVAr is especially a copolymer of styrene, ethylvinylbenzene, divinylbenzene and trimethoxysilylpropyl(meth)acrylate, being in the form of nanobeads, the diameter of which is between 10 and 100 nm. This polymeric filler, thanks to a very low density, allows the weight of the compositions of the invention to be reduced without degrading the reinforcement, and with an appreciable reduction in hysteresis.The method of obtaining such a composition, masterbatch comprising at least one diene elastomer and such a polymeric filler, and method of obtaining such a masterbatch, use of such a rubber composition for the manufacture of rubber articles, in particular tires or rubber semi-finished products intended for these tires.
    • 基于至少一种二烯弹性体的橡胶组合物,作为增强填料的聚合物填料和用于在聚合物填料和弹性体之间结合的偶联剂,其特征在于,所述聚合物填料包含携带官能团的聚乙烯基芳族化合物(PVAr)的纳米颗粒, Z =式≡Si-X,X表示羟基或可水解基团。 PVAr特别是苯乙烯,乙基乙烯基苯,二乙烯基苯和三甲氧基甲硅烷基丙基(甲基)丙烯酸酯的共聚物,其为直径为10至100nm的纳米棒形式。 由于非常低的密度,这种聚合物填料允许本发明组合物的重量减少而不降低增强材料,并显着减小滞后。 获得这种组合物的方法,包含至少一种二烯弹性体的母料和这种聚合物填料,以及获得这种母料的方法,使用这种橡胶组合物用于制造橡胶制品,特别是轮胎或橡胶半成品 用于这些轮胎的产品。