Uv-curable and foamable resin composition

Details Uv-curable and foamable resin composition Uv-curable and foamable resin composition

2006-10-10

2006-10-10

Wood, Kevin S. (Department: 2874)

Optical waveguides

Optical fiber waveguide with cladding

Utilizing multiple core or cladding

C385S115000, C385S126000, C385S145000

Reexamination Certificate

active

07120342

ABSTRACT:
A UV-curable and foamable resin composition comprising a photopolymerizable urethane acrylate oligomer, a photopolymerable monomer, a photo polymerization initiator, a photolytic foaming agent selected from an azo compound, a combination of sulonium salt and an inorganic carbonate, and a mixture thereof, and a photolysis catalyst is useful for coating a fiber or ribbon bundle to be applied to an air blown fiber system.

REFERENCES:
patent: 5182786 (1993-01-01), Kinaga et al.
patent: 6486225 (2002-11-01), Kamata et al.
patent: 7044475 (2006-05-01), Imai et al.
patent: 7046904 (2006-05-01), Chang et al.
patent: 09-324136 (1997-12-01), None

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