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Morpholino-modified polysiloxane-polyoxyalkylene copolymers and their use as foam stabilizers in polyurethanes

  • US 4,018,723 A
  • Filed: 02/25/1975
  • Issued: 04/19/1977
  • Est. Priority Date: 02/25/1975
  • Status: Expired due to Term
First Claim
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1. An organosilicone composition which comprises a polysiloxane-polyoxyalkylene copolymer containing monofunctional siloxy units and difunctional siloxy units, an average of between about 2 and about 30 silicon-bonded polyoxyalkylene blocks for every two moles of monofunctional units, and an average of from about 2 to about 100 silicon-bonded morpholino-bearing groups for every two moles of monofunctional units, wherein:

  • i. said polyoxyalkylene blocks have the average composition,
    
    
    space="preserve" listing-type="equation">--(R°

    ).sub.r-- (OC.sub.a H.sub.2a).sub.b-- OG

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