A METHOD OF ULTRASONICALLY WELDING ARTICLES OF POROUS POLYTETRAFLUOROETHYLENE
摘要
A method of welding together overlapped edges of porous PTFE sheet materials by applying ultrasonic energy wherein the overlapped edges remain porous after welding. Composite articles made by the welding process are also described.
申请公布号
WO9321000(A1)
申请公布日期
1993.10.28
申请号
WO1993US03299
申请日期
1993.04.08
申请人
W.L. GORE & ASSOCIATES, INC.
发明人
HENDERSHOT, WILLIAM, J.;MCDONALD, MICHAEL, L.;TIMIAN, VIVIAN, J.
