Further, the resin contains a thixotropic agent which increases {HEAD ~ the viscosity} of {TAIL ~ the resin} to such an extent that the filler parts are suspended in the resin 
Further , the resin contains a thixotropic agent which increases { HEAD ~ the viscosity } of { TAIL ~ the resin } to such an extent that the filler parts are suspended in the resin
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH