Thermoplastic material compositions
    1.
    发明授权
    Thermoplastic material compositions 失效
    热塑性材料组合物

    公开(公告)号:US3635876A

    公开(公告)日:1972-01-18

    申请号:US3635876D

    申请日:1969-08-06

    Inventor: CHAMEROY JEAN

    CPC classification number: C08K3/22 C08L23/06 C08L23/12 C08L59/00 C08L2666/16

    Abstract: A TERMOPLASTIC COMPOSITION IS PROVIDED HAVING A RESPONSE EQUIVALENT TO B, V AND X RADIATIONS AND NEUTRONS EQUIVALENT TO THAT OF ORGANIC TISSUE. THE COMPOSITION CONTAINS (1) ABOUT 55 TO 70% BY WEIGHT OF POLYPROPYLENE OR POLYETHYLENE (2) 10 TO 15% BY WEIGHT OF POLYACETAL AND (3) 20 TO 30% BY WEIGHT OF MAGNESIUM OXIDE OR HYDROXIDE; OR, (1) THE SAME AMOUNT OF POLYPROPYLENE OR POLYETHYLENE (2) 15 TO 25% OF POLYACETAL AND (3) 15 TO 20% OF ALUMINA.

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