Title:
PLASTICS PIPE
Document Type and Number:
WIPO Patent Application WO2005080077
Kind Code:
A3
Abstract:
A plastics pipe having a stabilised inner layer, wherein the inner layer comprises an extruded thermoplastic polymer comprising at least one polar stabilizer, wherein: (i) the thermoplastic polymer is provided with pendant polar functional groups, and/or (ii) the thermoplastic polymer comprises an effective amount of at least one filler provided with pendant polar functional groups, and/or (iii) the thermoplastic polymer comprises a blend of a non-polar thermoplastic polymer and a thermoplastic polymer provided with pendant polar functional groups.
Inventors:
JARVENKYLA JYRI (FI)
Application Number:
PCT/IB2005/000134
Publication Date:
August 24, 2006
Filing Date:
January 20, 2005
Export Citation:
Assignee:
UPONOR INNOVATION AB (SE)
JARVENKYLA JYRI (FI)
JARVENKYLA JYRI (FI)
International Classes:
B32B27/32; B29C48/15; B29D23/00; B32B1/08; C08L23/04; F16L9/147; B29C48/09; B29C48/13; B29C48/151; B29C48/21
Foreign References:
| EP1216823A2 | 2002-06-26 | |||
| EP0174611A2 | 1986-03-19 | |||
| US6068026A | 2000-05-30 | |||
| DE19509613A1 | 1996-09-19 |
Download PDF:
Previous Patent: PLASTIC MULTILAYER STRUCTURE
Next Patent: PLA FILM WITH GOOD SLIDING AND ANTISTATIC PROPERTIES
Next Patent: PLA FILM WITH GOOD SLIDING AND ANTISTATIC PROPERTIES