Method of preparing pointed brush wire

Method of preparing pointed brush wire

  • CN 1,154,427 C
  • Filed: 01/03/2003
  • Issued: 06/23/2004
  • Est. Priority Date: 01/03/2003
  • Status: Active Grant
First Claim
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1. , a kind of method for preparing pointed bristles is characterized in that described method comprises the steps:

  • A, wrap pre-packing in the good silk outside of spinning and twine film, form tow, be cut into the spinning cake of Len req with shredding knife;

    B, in the pointed bristles forming tank, add corrosive agent and water, wherein the addition of corrosive agent is 20~

    80%, unit is a percetage by weight, form the pointed bristles treatment fluid, again treatment fluid is heated to 50~

    200 ℃

    , put into the outside and be surrounded by the spinning cake that pre-packing is twined film, make the length direction of silk vertical, handled 1~

    60 minute with the liquid level of treatment fluid.C, take a sample from the spinning cake centre, whether the cone length of measuring pointed bristles meets the requirements, measure qualified spinning cake and will be untied pre-packing winding film, put into cleaning machine, treatment fluid with clear water flush away pointed bristles surface, put into filter bag again,, remove the moisture on pointed bristles surface with the dewaterer dehydration.

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