SIZING AGENT FOR GLASS FIBER AND GLASS FIBER COATED WITH THE SAME

Title:

SIZING AGENT FOR GLASS FIBER AND GLASS FIBER COATED WITH THE SAME

Document Type and Number:

Japanese Patent JP2000191341

Kind Code:

A

Abstract:

To obtain glass fibers having superior properties of coating, superior flying property, oil removability and suitability to bundling by carrying out coating with a sizing agent containing starch and an alkyl polyoxyethylene ether or an alkylphenyl polyoxyethylene ether.

The starch may be ordinary raw starch such as cornstarch, high-amylose starch, a starch hydrolyzate subjected to oxidation treatment or a chemically modified starch derivative. The starch content is 2.0-10 wt.%. The alkyl polyoxyethylene ether is, e.g. polyoxyethylene lauryl ether. The alkylphenyl polyoxyethylene ether is, e.g. polyoxyethylene nonylphenyl ether. The ether content is 0.1-1.0 wt.%. The HLB of the ethers is preferably 8-16.

Inventors:

SHIBUYA TAKANORI
KAJITA AKEMASA
SATO YASUO

Application Number:

JP36953498A

Publication Date:

July 11, 2000

Filing Date:

December 25, 1998

Export Citation:

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Assignee:

NITTO BOSEKI CO LTD

International Classes:

C03C25/10; C03C25/32; (IPC1-7): C03C25/10

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