1) laminating {TAIL ~ an aluminum layer} subjected to {HEAD ~ chromium free chemical conversion treatment} to one side of a polyolefin resin film , and 
1 ) laminating { TAIL ~ an aluminum layer } subjected to { HEAD ~ chromium free chemical conversion treatment } to one side of a polyolefin resin film , and
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH