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MANUFACTURE OF THERMOSETTING RESINS COMPRISING THE REACTION OF A PHENOL,FORMALDEHYDE AND A BORON OXIDE WHEREIN THE BORON OXIDE IS DISSOLVED IN THE PHENOL PRIOR TO CONDENSATION WITH FORMALDEHYDE
MANUFACTURE OF THERMOSETTING RESINS COMPRISING THE REACTION OF A PHENOL,FORMALDEHYDE AND A BORON OXIDE WHEREIN THE BORON OXIDE IS DISSOLVED IN THE PHENOL PRIOR TO CONDENSATION WITH FORMALDEHYDE
