Patent ID: 11898013
Assignee: ELKEM SILICONES FRANCE SAS
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 6:
7. The process according to claim 1, in which the emulsion or the mixture of emulsion E1 comprises at least one organopolysiloxane A comprising:
at least two siloxyl units (I.5) having the formula below:, W
          a
        
        ⁢
        
          Z
          b
        
        ⁢
        
          SiO
          
            
              4
              -
              
                (
                
                  a
                  +
                  b
                
                )
              
            
            2
          
        
      
    
    
      
        (
        
          I
          ⁢
          .5
        
        )
      
    
  

in which:
a=1 or 2, b=0, 1 or 2 and a+b=1, 2 or 3;
W independently represents an alkenyl group, optionally having from 2 to 6 carbon atoms and,
Z independently represents a monovalent hydrocarbon-based group having from 1 to 30 carbon atoms and

at least one siloxyl unit (I.6) having the formula:, Z
          a
          1
        
        ⁢
        
          SiO
          
            
              4
              -
              a
            
            2
          
        
      
    
    
      
        (
        
          I
          ⁢
          .6
        
        )
      
    
  

in which:
a=0, 1, 2 or 3, and
Z1 independently represents a monovalent hydrocarbon-based group having from 1 to 30 carbon atoms.