Deproteinizing agent and method of preparing cationic deproteinized natural rubber latex using the same
    31.
    发明授权
    Deproteinizing agent and method of preparing cationic deproteinized natural rubber latex using the same 失效
    脱蛋白剂及使用其制备阳离子去蛋白天然橡胶胶乳的方法

    公开(公告)号:US06265479B1

    公开(公告)日:2001-07-24

    申请号:US09657411

    申请日:2000-09-08

    IPC分类号: C08L702

    摘要: Disclosed are a deproteinizing agent comprising a proteolytic enzyme and one or more cationic surfactants selected from the group consisting of an alkylamine salt, an alkylamine derivative and quaternized compounds thereof; and a method of preparing a cationic deproteinized natural rubber latex, which comprises adding said deproteinizing agent to a field latex or an ammonia-treated latex thereby subjecting the latex to a deproteinization treatment and purifying the rubber particles in the latex.

    摘要翻译: 公开了一种脱蛋白剂,其包含蛋白水解酶和一种或多种选自烷基胺盐,烷基胺衍生物和其季铵化合物的阳离子表面活性剂; 以及制备阳离子去蛋白天然橡胶胶乳的方法,其包括将所述脱蛋白剂添加到现场胶乳或经氨处理的胶乳中,由此使胶乳进行脱蛋白处理并纯化胶乳中的橡胶颗粒。

    RUBBER COMPOSITION FOR TIRES AND PNEUMATIC TIRE
    33.
    发明申请
    RUBBER COMPOSITION FOR TIRES AND PNEUMATIC TIRE 有权
    轮胎和气胎的橡胶组合物

    公开(公告)号:US20150175781A1

    公开(公告)日:2015-06-25

    申请号:US14415501

    申请日:2012-08-02

    IPC分类号: C08L7/00

    摘要: The present invention provides rubber compositions for tires which are capable of improving handling stability, fuel efficiency, and processability while sufficiently reducing the dependence on petroleum resources, and pneumatic tires including tire components (e.g. bead apex) formed from the rubber compositions for tires. The present invention relates to rubber compositions for tires, containing a rubber component and a naturally derived phenolic resin.

    摘要翻译: 本发明提供轮胎用橡胶组合物,其能够在充分降低对石油资源的依赖性的同时提高操作稳定性,燃料效率和加工性,以及包括由轮胎用橡胶组合物形成的轮胎部件(例如胎圈三角胶)的充气轮胎。 本发明涉及用于轮胎的橡胶组合物,其包含橡胶组分和天然衍生的酚醛树脂。

    Rubber composition for clinch apex and pneumatic tire
    34.
    发明授权
    Rubber composition for clinch apex and pneumatic tire 有权
    橡胶组合物用于钳口顶端和充气轮胎

    公开(公告)号:US08875765B2

    公开(公告)日:2014-11-04

    申请号:US13616310

    申请日:2012-09-14

    摘要: The present invention provides a rubber composition for a clinch apex which improves in fuel economy, flex crack growth resistance, and processability in a balanced manner, and also provides a pneumatic tire produced using the rubber composition. The present invention relates to a rubber composition for a clinch apex, including: a modified natural rubber having a phosphorus content of 200 ppm or less; and at least one of carbon black and a white filler.

    摘要翻译: 本发明提供了一种用于钳口顶点的橡胶组合物,其提高了燃料经济性,抗弯曲裂纹生长性和平衡的加工性,并且还提供了使用该橡胶组合物制造的充气轮胎。 本发明涉及一种用于钳口顶端的橡胶组合物,其包括:磷含量为200ppm以下的改性天然橡胶; 和至少一种炭黑和白色填料。

    Modified natural rubber, production method thereof, tire rubber composition, and pneumatic tire
    36.
    发明授权
    Modified natural rubber, production method thereof, tire rubber composition, and pneumatic tire 有权
    改性天然橡胶,其制造方法,轮胎橡胶组合物和充气轮胎

    公开(公告)号:US08809450B2

    公开(公告)日:2014-08-19

    申请号:US13350407

    申请日:2012-01-13

    摘要: The present invention provides a modified natural rubber which simultaneously achieves good fuel economy and good heat-aging resistance, and the production method thereof. The present invention also provides a tire rubber composition and a pneumatic tire which are produced using the modified natural rubber. The present invention relates to a modified natural rubber which is obtainable by treating a rubber coagulated from a saponified natural rubber latex, with a basic compound and then with an acidic compound.

    摘要翻译: 本发明提供同时实现良好的燃料经济性和良好的耐热老化性的改性天然橡胶及其制造方法。 本发明还提供了使用改性天然橡胶制造的轮胎橡胶组合物和充气轮胎。 本发明涉及一种改性天然橡胶,其可以通过用碱性化合物处理由皂化天然橡胶胶乳凝结的橡胶,然后用酸性化合物处理。

    MODIFIED NATURAL RUBBER, PRODUCTION METHOD THEREOF, TIRE RUBBER COMPOSITION, AND PNEUMATIC TIRE
    38.
    发明申请
    MODIFIED NATURAL RUBBER, PRODUCTION METHOD THEREOF, TIRE RUBBER COMPOSITION, AND PNEUMATIC TIRE 有权
    改性天然橡胶,其生产方法,轮胎橡胶组合物和气动轮胎

    公开(公告)号:US20120184671A1

    公开(公告)日:2012-07-19

    申请号:US13350407

    申请日:2012-01-13

    摘要: The present invention provides a modified natural rubber which simultaneously achieves good fuel economy and good heat-aging resistance, and the production method thereof. The present invention also provides a tire rubber composition and a pneumatic tire which are produced using the modified natural rubber. The present invention relates to a modified natural rubber which is obtainable by treating a rubber coagulated from a saponified natural rubber latex, with a basic compound and then with an acidic compound.

    摘要翻译: 本发明提供同时实现良好的燃料经济性和良好的耐热老化性的改性天然橡胶及其制造方法。 本发明还提供了使用改性天然橡胶制造的轮胎橡胶组合物和充气轮胎。 本发明涉及一种改性天然橡胶,其可以通过用碱性化合物处理由皂化天然橡胶胶乳凝结的橡胶,然后用酸性化合物处理。

    MODIFIED NATURAL RUBBER, METHOD FOR PRODUCING MODIFIED NATURAL RUBBER, RUBBER COMPOSITION, AND TIRE
    40.
    发明申请
    MODIFIED NATURAL RUBBER, METHOD FOR PRODUCING MODIFIED NATURAL RUBBER, RUBBER COMPOSITION, AND TIRE 审中-公开
    改性天然橡胶,生产改性天然橡胶,橡胶组合物和轮胎的方法

    公开(公告)号:US20090286900A1

    公开(公告)日:2009-11-19

    申请号:US12433321

    申请日:2009-04-30

    IPC分类号: C08J3/28 C08C19/00

    摘要: The present invention provides a modified natural rubber obtained by adding a compound to at least one natural rubber raw material selected from the group consisting of a solid natural rubber, a natural rubber latex, and a natural rubber derivative and then irradiating the mixture of the natural rubber raw material and the compound with microwaves to graft-polymerize or attach the compound to the natural rubber raw material, a method for producing the modified natural rubber, a rubber composition containing the modified natural rubber, and a tire produced using the rubber composition.

    摘要翻译: 本发明提供一种改性天然橡胶,其通过向选自固体天然橡胶,天然橡胶胶乳和天然橡胶衍生物的至少一种天然橡胶原料中加入化合物,然后照射天然橡胶 橡胶原料和具有微波的化合物将化合物接枝聚合或附着到天然橡胶原料上,改性天然橡胶的制造方法,含有改性天然橡胶的橡胶组合物和使用该橡胶组合物制造的轮胎。