Patent ID: 11952339
Assignee: SK INNOVATION CO., LTD.
Field: Chemical engineering (Chemistry)
Classification: CPC C  B | IPC B  C

Claim 7:
8. The method of recovering unreacted ethylene of claim 7, wherein the operation conditions of the first separation device are performed under conditions satisfying the following Relations 4 and 5:, RS
              1
            
            /
            
              R
              1
            
          
          ×
          100
        
        ≤
        90
      
    
    
      
        [
        
          Relation
          ⁢
          
            
          
          ⁢
          4
        
        ]
      
    
  
  
    
      
        95
        ≤
        
          
            
              RS
              e
            
            /
            
              R
              e
            
          
          ×
          100
        
      
    
    
      
        [
        
          Relation
          ⁢
          
            
          
          ⁢
          5
        
        ]
      
    
  

wherein RS1 is a content of the low boiling point reaction product dissolved in the solvent in the first separation device and R1 is a content of the low boiling point reaction product in the first recovery stream, and
RSe is a content of the unreacted ethylene dissolved in the solvent in the first separation device and Re is a content of the unreacted ethylene in the first recovery stream.