Item #: CASE NO: 104
Our Price: $0.00


OBJECT: Hot melt pressure sensitive adhesive.  Provide uniform mixture.  Resin 60% wgt., oil 10% wgt., and Kraton Rubber 30% wgt.   
PROBLEM: Obtain uniform mixture of oil, resin and rubber.


Melted resin until homogenous (starts 250 deg - completed at 300 deg.).  Placed mixer in melted resin until mixer heated to resin temperature.  Started mixer in down mode - added oil into vortex and premix 2 min.  Added Kraton rubber (looks like popcorn) which melted rapidly.  Then ran mixer in up-mode 10 mins.


CJ-4B lab mixer and C-3-2, 20 HP explosion proof.



Product Lines Used in this Case