The method 1 for making films having {HEAD ~ residual stress} of from about 50 MPas on the compressive side to about 50 MPa on the tensile side, preferably about 10 MPa on {TAIL ~ the compressive side} 
The method 1 for making films having { HEAD ~ residual stress } of from about 50 MPas on the compressive side to about 50 MPa on the tensile side , preferably about 10 MPa on { TAIL ~ the compressive side }
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL