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US 2022/0026631 A1Published application
Resin composition, optical fiber secondary coating material, optical fiber and manufacturing method of optical fiber
AssigneeSumitomo Electric Industries, Ltd.
InventorsKatsushi HAMAKUBO, Kazuyuki SOHMA, Kazuya TOKUDA, Tatsuya KONISHI
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Abstract
A resin composition comprises: a base resin containing an oligomer, a monomer, and a photopolymerization initiator; and inorganic oxide particles, wherein the inorganic oxide particles are lump-shaped aggregated particles, and the volume average particle size of the inorganic oxide particles measured by an X-ray small angle scattering method is 5 nm or more and 800 nm or less.
Claims17
A resin composition for coating an optical fiber, the resin composition comprising:
- a base resin containing an oligomer, a monomer, and a photopolymerization initiator;
- and
- inorganic oxide particles,
- wherein the inorganic oxide particles are lump-shaped aggregated particles, and a volume average particle size of the inorganic oxide particles measured by an X-ray small angle scattering method is 5 nm or more and 800 nm or less.
1 more element
An optical fiber comprising:
- a glass fiber comprising a core and a cladding;
- a primary resin layer being in contact with the glass fiber and coating the glass fiber;
- and
- a secondary resin layer coating the primary resin layer,
- wherein the secondary resin layer comprises inorganic oxide particles, the inorganic oxide particles are lump-shaped aggregated particles, and a volume average particle size of the inorganic oxide particles measured by a X-ray small angle scattering method is 5 nm or more and 800 nm or less.
2 more elements
Dependencies are inferred from the claim text.