AN ELASTOMER COMPOSITE AND METHOD FOR PRODUCING IT

    公开(公告)号:MY156246A

    公开(公告)日:2016-01-29

    申请号:MYPI20103713

    申请日:2009-02-05

    Applicant: CABOT CORP

    Abstract: A METHOD OF PRODUCING AN ELASTOMER COMPOSITE. THE METHOD INCLUDES A) COMBINING A FIRST FLUID COMPRISING ELASTOMER LATEX WITH A SECOND FLUID COMPRISING PARTICULATE FILLER; B) CAUSING THE ELASTOMER LATEX TO COAGULATE, THEREBY FORMING MASTERBATCH CRUMB; C) BRINGING THE MASTERBATCH CRUMB TO A WATER CONTENT OF ABOUT I WEIGHT PERCENT TO ABOUT 20 WEIGHT PERCENT, THEREBY FORMING A DEWATERED COAGULUM; D) REMOVING WATER FROM THE DEWATERED COAGULUM BY SUBJECTING THE DEWATERED COAGULUM TO MECHANICAL ENERGY, THEREBY CAUSING THE DEWATERED COAGULUM TO HEAT AS A RESULT OF FRICTION, WHILE ALLOWING THE DEWATERED COAGULUM TO ACHIEVE A TEMPERATURE OF ABOUT 130°C TO ABOUT 190°C, WHEREIN WATER CONTENT IS REDUCED TO ABOUT 0.5 % TO ABOUT 3 % AND WHEREIN SUBSTANTIALLY ALL OF THE DECREASE IN WATER CONTENT IS ACCOMPLISHED BY EVAPORATION, THEREBY PRODUCING A MASTICATED MASTERBATCH; AND E) SUBJECTING THE MASTICATED MASTERBATCH TO AT LEAST AN ADDITIONAL 0.3 MJ/KG OF MECHANICAL ENERGY WHILE FURTHER REDUCING THE WATER CONTENT. FIG 5.

    88.
    发明专利
    未知

    公开(公告)号:BRPI0815796A2

    公开(公告)日:2015-02-18

    申请号:BRPI0815796

    申请日:2008-08-28

    Applicant: CABOT CORP

    Abstract: The present invention is a vulcanized elastomer composite including at least 70 phr carbon black, for example, N234 carbon black, and exhibiting a ratio of T300/T100 of at least 4.5.

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