Two-component extrusion head, having a spinneret with high perfo

Details Two-component extrusion head, having a spinneret with high perfo Two-component extrusion head, having a spinneret with high perfo

1993-09-30

1995-11-14

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Means feeding fluent stock from plural sources to common...

Extrusion shaping means

2641761, 26417211, 425198, 425463, 425DIG217, D01D 406, D01D 530

Patent

active

054661420

ABSTRACT:
The two-component extrusion head having a spinneret with high perforation density has a distribution unit for introducing a first component along a first direction and for introducing a second component along a second direction. The distribution unit introduces the two components with a preset distribution ratio between the two components in a transit region which is connected to a spinneret which has holes that extend along directions which are substantially parallel to the first direction and has a perforation density in excess of ten holes per square centimeter.

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Patent Abstract of Japan vol. 9, No. 91 (C-277) Apr. 19, 1985 & JP-A-59223 306 (Chisso KK) Dec. 15, 1984.

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