EP 0350450 A2 19900110 - Polychromatic multifilament yarns.
Title (en)
Polychromatic multifilament yarns.
Title (de)
Polychromes Multifädengarn.
Title (fr)
Fils de multifilaments polychromes.
Publication
Application
Priority
IT 2124388 A 19880706
Abstract (en)
A method of simultaneously producing at least four continuous polychromatic multifilament yarns consisting of at least four different homochromatic filament groups and comprising at least about 60 continuous filaments by melt spinning from a plurality of spinnerets, air quenching and stretching; the spinnerets are part of a single melt spinning unit and are arranged in at least two mutually distanced vertical planes (P<1>, P<2>); not more than three different homochromatic groups of filaments of any yarn are extruded from the spinnerets arranged in the same vertical plane.
IPC 1-7
IPC 8 full level
D01D 5/08 (2006.01); D01D 5/088 (2006.01); D01D 5/098 (2006.01); D02J 1/22 (2006.01); D01D 13/00 (2006.01)
CPC (source: EP)
D01D 5/082 (2013.01); D01D 13/00 (2013.01)
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI NL SE
DOCDB simple family (publication)
EP 0350450 A2 19900110; EP 0350450 A3 19910605; IT 1226160 B 19901219; IT 8821243 A0 19880706; JP H03119106 A 19910521
DOCDB simple family (application)
EP 89810496 A 19890630; IT 2124388 A 19880706; JP 17699789 A 19890706