Title:
TEST METHOD FOR DETECTING HOLLOW FIBER OF GLASS CLOTH FOR LAMINATED PLATE
Document Type and Number:
Japanese Patent JP2004084109
Kind Code:
A
Abstract:
To provide a test method for detecting hollow fiber formed in a glass filaments used in a glass cloth for a laminated plate.
The method for detecting the hollow fiber involves soaking the fiber in the glass cloth state in a solution having a refraction index near to that of the glass when detecting the hollow fiber which is a defect of the glass filament (yarn) the detection of which is a constituent requirement of the glass cloth for the laminated plate.
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Inventors:
INAMI AKIRA
SUDO KOJI
SUDO KOJI
Application Number:
JP2002245320A
Publication Date:
March 18, 2004
Filing Date:
August 26, 2002
Export Citation:
Assignee:
HITACHI CHEMICAL CO LTD
International Classes:
D06H3/02; (IPC1-7): D06H3/02