COMPRESSIVE STRESS OPTICAL FIBRE AND MANUFACTURING PROCESS THEREFOR

WIPO Patent Application WO/2022/016700

A1

Disclosed are a compressive stress optical fibre and a manufacturing process therefor. The compressive stress optical fibre comprises: a core layer, the material thereof being silicon dioxide containing 200 ppm to 400 ppm of alkali ions; an inner cladding layer coated on the core layer, the material thereof being silicon dioxide containing 5000 ppm to 10000 ppm fluorine ions; an auxiliary layer coated on the inner cladding layer, the material thereof being silicon dioxide containing 13000 ppm to 20000 ppm of halogen ions; and a prefabricated stress layer coated on the auxiliary layer, the material thereof being silicon dioxide containing 5 ppm to 20 ppm of aluminium ions.

WO/1999/022471	MULTIMODE FIBER LINK DISPERSION COMPENSATOR
JPH0881232	PRODUCTION OF PREFORM FOR ECCENTRIC CORE OPTICAL FIBER
JP2599715	[Title of Invention] Hollow Optical Waveguide and Method for Manufacturing The Hollow Optical Waveguide

ZHANG GONGHUI (CN)
CHEN WEI (CN)
ZHU YONGGANG (CN)
YAN YONGHU (CN)
SUN WEI (CN)
LAO XUEGANG (CN)
TIAN GUOCAI (CN)
XIAO HUA (CN)
WANG LIN (CN)
LI YONGTONG (CN)
ZHOU ZHONGKAI (CN)
HAO CHANGPING (CN)
SONG JUN (CN)
LU PING (CN)
WANG YOUBING (CN)
HU FUJIAN (CN)
WANG YALING (CN)
LUO GAN (CN)

PCT/CN2020/117011

January 27, 2022

September 23, 2020

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JIANGSU ALPHA OPTIC ELECTRIC TECH CO LTD (CN)
HENGTONG OPTIC ELECTRIC CO LTD (CN)

G02B6/02; G02B6/032

CN104216045A	2014-12-17
CN104898200A	2015-09-09
CN102770380A	2012-11-07
US20150023642A1	2015-01-22

BEYOND ATTORNEYS AT LAW (CN)

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