Method for making soft transparent polyvinyl-chloride adhesive plaster without surface wrinkle and concave marks

Method for making soft transparent polyvinyl-chloride adhesive plaster without surface wrinkle and concave marks

  • CN 1,064,985 C
  • Filed: 11/11/1997
  • Issued: 04/25/2001
  • Est. Priority Date: 11/11/1997
  • Status: Active Grant
First Claim
Patent Images

1. the no streamline trace in surface and do not have the method for making of thermoplastic polyvinyl chloride'"'"'s soft transparent adhesive plaster of indenture comprises:

  • A. the thermoplastic soft transparent rubberized fabric does not have the formation of streamline trace, and this step comprises makes sizing material roll after water-bath mechanism quick cooling through the rolling press wheel face;

    B. the moisture that is attached to the adhesive plaster surface after with water-bath with water removal device is removed;

    C. in cooling wheel configuration set heating, drying section, will cool off and the merging of heating again, and make adhesive plaster before batching, maintain 30~

    85 ℃

    ;

    D. be 30~

    85 ℃

    in the adhesive plaster temperature, and give adhesive plaster with 1~

    8kg/cm 2Batch adhesive plaster under the pressure condition.

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