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Title:
GLASS CLOTH FOR RESIN IMPREGNATED SHEET AND PRODUCTION THEREOF
Document Type and Number:
Japanese Patent JPH0247332
Kind Code:
A
Abstract:

PURPOSE: To obtain the title material useful as printed circuit board, etc., having high resin impregnating properties by passing glass fibers under tension in a turbulent flow zone of gas, forming glass fibers alternately having opening parts and interlacing parts in the fiber direction and weaving.

CONSTITUTION: A filament raw material of glass fibers is fed from glass yarn 11 through guides 12 and 13 to a feed roll 14, sent to a turbulent flow zone of gas or vortex flow zone of interlacing device 5, processed under tension by a delivery roll 16 to form glass fibers alternately having opening parts l2 and interlacing parts l1 in the fiber direction and wound into a pirn 19 by a take-up roll 18. Then the glass fibers are used as warp or weft and woven into glass cloth to give the aimed glass cloth having ≤three times as long diameter of the opening part l2 of the fibers in the glass cloth as the diameter of the interlacing part l1.


Inventors:
TSUJIOKA NORIO
SAWADA KAZUYOSHI
Application Number:
JP19739988A
Publication Date:
February 16, 1990
Filing Date:
August 08, 1988
Export Citation:
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Assignee:
ASAHI SHIYUEEBELL KK
International Classes:
D02G3/02; D02G3/34; D03D1/00; D03D15/00; D03D15/12; H05K1/03; (IPC1-7): D02G3/02; D02G3/34; D03D1/00; D03D15/00; D03D15/12
Domestic Patent References:
JPS58107325A1983-06-27
Attorney, Agent or Firm:
Takenaga Kawakita



 
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