Kolon Industries, Inc.

Continental Reifen Deutschland Gmbh

Ki Sub Lim

Sung Ho Park

Il Kyung Chung

Michael Schunack

Il Gwen Chung

Nermeen Nabih

Jin Wook Heo

Ki Jeong Kim

Hyo Eun Kim

Thomas Kramer

Ji Hoon Park

This invention relates to high tenacity yarn for a tire cord comprising polyethyleneterephthalate multifilament obtained by melting and spinning a resin composition comprising first polyethyleneterephthalate and second polyethyleneterephthalate having different intrinsic viscosities, and a method for preparing the same.

Yarn for tire cord and tire cord

One embodiment of the present disclosure provides a spinning pack, a yarn manufacturing apparatus including the spinning pack, a yarn manufacturing method using the yarn manufacturing apparatus, and yarn manufactured by the manufacturing method. The spinning pack includes a spinneret having a nozzle unit, a heating unit for heating the nozzle unit, a pack body surrounding at least a part of the spinneret, and a spinning block surrounding the pack body, wherein the spinneret includes a first surface which defines a storage space while facing at least one surface of the spinning block, and a second surface facing the first surface, wherein the nozzle unit includes a plurality of discharge holes and protrudes from the second surface; and wherein the heating unit is disposed at the outer side of the nozzle unit.

Spinning pack for manufacturing high strength yarn, and yarn manufacturing apparatus and method

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Seoul, South Korea

Ki Sub Lim