Utilize the extruding to piller and miniature piller, the mouldings of becomes ball and the control of melt rheology to improve method and apparatus that minimum shearing is molded and manufacture thereof

Utilize the extruding to piller and miniature piller, the mouldings of becomes ball and the control of melt rheology to improve method and apparatus that minimum shearing is molded and manufacture thereof

  • CN 101,842,419 B
  • Filed: 08/28/2008
  • Issued: 09/02/2015
  • Est. Priority Date: 08/28/2007
  • Status: Active Grant
First Claim
Patent Images

1. be molded the molded composition of the minimum shearing of two-layer or more layer for minimum shearing, the molded composition of described minimum shearing comprises:

  • Comprise at least one deck of miniature piller, described miniature piller has from spherical to the geometric construction of lens shaped and is less than the cross section of 0.7 millimeter;

    At least one chemical composition of at least one deck in described two-layer or more layer can be formed;

    Wherein, the described at least one chemical composition for each layer in described two-layer or more layer comprises the component except described miniature piller being less than 20 weight percents;

    Wherein, each layer in described two-layer or more layer is different from adjacent layers on composition;

    Wherein, the layer that the composition be molded by described minimum shearing is formed does not have one deck only to comprise the combination of the piller of a size and the miniature piller of a size;

    AndWherein, the layer that the composition be molded by described minimum shearing is formed does not have one deck only to comprise powder.

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