A pressure sensitive adhesive composition comprising cross-linked polyalkylene oxide and water absorbent hydrophilic agents

A pressure sensitive adhesive composition comprising cross-linked polyalkylene oxide and water absorbent hydrophilic agents

  • CN 101,437,499 A
  • Filed: 05/03/2007
  • Published: 05/20/2009
  • Est. Priority Date: 05/05/2006
  • Status: Active Application
First Claim
Patent Images

1. a contact adhesive composition is made of continuous phase that comprises crosslinked polyalkylene oxide polymer and the discontinuous phase that comprises the hydrophilic water absorbing agent, it is characterized in thatA) amount of hydrophilic water absorbing agent whole adhesive compositions 1 to 40%w/w between;

  • WithB) continuous phase comprises the product (X) of following material;

    (i) have the polyalkylene oxide polymer of one or more unsaturated end groups, and the polyalkylene oxide polymer that wherein surpasses 90%w/w is made of the polymerization alkylene oxide moiety with three or more carbon atoms andThe organosiloxane that (ii) comprises one or more Si-H groups,Described reaction is to carry out in the presence of addition reaction catalyst.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×