Spinneret for manufacturing modified cross-section fibers with optical function
摘要
A spinneret for manufacturing modified cross-section fibers with optical function includes a middle spinneret for spinning an island portion, which has a base and an opening for extruding a melt polymer for forming an island portion. A partition device is mounted to the middle spinneret to partition the opening thereof, the partition device having an opening communicating with the opening of the middle spinneret which protrudes-from the base thereof.
申请公布号
US5731010(A)
申请公布日期
1998.03.24
申请号
US19960602057
申请日期
1996.02.15
申请人
NISSAN MOTOR CO., LTD.;TANAKA KIKINZOKU KOGYO K.K.