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123 361 new documents added

1 354 331 documents amended

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EP 0074445 A1 19830323 - Spinning process and multifilament yarn.

Title (en)

Spinning process and multifilament yarn.

Title (de)

Spinnverfahren und Multifilamentgarn.

Title (fr)

Procédé de filage et fil multifilament.

Publication

EP 0074445 A1 19830323 (EN)

Application

EP 81304213 A 19810915

Priority

EP 81304213 A 19810915

Abstract (en)

A multifilament yarn wherein the conjugate filaments may be split into sub-filaments having substantially different deniers. A preferred spinneret (22) has horse-shoe shaped slots (20) with recessed web regions (24). Two dissimilar polymers are fed as a sheath-core conjugate stream with polymer interface (26).

IPC 1-7

D01D 5/30; D01D 5/24

IPC 8 full level

D01D 5/24 (2006.01); D01D 5/30 (2006.01)

CPC (source: EP)

D01D 5/24 (2013.01); D01D 5/30 (2013.01)

Citation (search report)

[AD] US 4051287 A 19770927 - HAYASHI KAZUSHIGE, et al
[A] EP 0013186 A1 19800709 - MONSANTO CO [US]
[A] GB 2045153 A 19801029 - MONSANTO CO

Designated contracting state (EPC)

DE FR GB IT NL

DOCDB simple family (publication)

EP 0074445 A1 19830323

DOCDB simple family (application)

EP 81304213 A 19810915