The invention relates to a pipe, more particularly a pressure pipe, having an extruded polypropylene pipe body. In order to achieve high resistance to accelerated cracking, the invention provides that the pipe body is made of a polypropylene in predominantly hexagonal crystallized beta form with an amide-based nucleating agent
申请公布号
WO9940151(A1)
申请公布日期
1999.08.12
申请号
WO1998AT00023
申请日期
1998.02.04
申请人
PCD POLYMERE GESELLSCHAFT MBH;KONRAD, ROLAND;EBNER, KARL;BERNREITNER, KLAUS;WOLFSCHWENGER, JOHANNES
发明人
KONRAD, ROLAND;EBNER, KARL;BERNREITNER, KLAUS;WOLFSCHWENGER, JOHANNES