Method of forming an elastic laminate

Method of forming an elastic laminate

  • CN 103,635,167 A
  • Filed: 06/30/2011
  • Published: 03/12/2014
  • Est. Priority Date: 06/30/2011
  • Status: Active Application
First Claim
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1. form a method for elastic layer component (10), described elastic layer component comprises at least one elastica (11) and at least two nonwoven webs (12,13), and described nonwoven web is laminated in each side of elastica (11), and described method comprises:

  • Provide elastica (11) and along the longitudinal by it towards combining station (14) feeding;

    With from 1.5 to 8 times of draw ratios to elastica initial length described elastica (11) that stretches, form by this film being stretched along the longitudinal;

    The film being stretched described in lamination in described combining station (14) and described at least two nonwoven webs (12,13),It is characterized in that;

    Before by elastica and described at least two nonwoven webs (12,13) lamination, described elastica (11) is stretched at least two stretching step, wherein 5% to 25% of total amount of tension occurs in the middle lamination of combining station (14) last stretching step before.

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