Ultraviolet light curing compositions for composite repair

Details Ultraviolet light curing compositions for composite repair Ultraviolet light curing compositions for composite repair

2007-11-06

2007-11-06

McClendon, Sanza L. (Department: 1711)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Compositions to be polymerized by wave energy wherein said...

C522S074000, C522S083000, C522S071000, C522S151000, C522S018000, C522S100000, C522S104000, C522S090000, C522S096000, C522S025000, C522S028000, C522S113000, C522S114000, C522S107000, C522S120000, C522S121000, C522S153000, C522S154000

Reexamination Certificate

active

11294987

ABSTRACT:
An ultraviolet (UV) light curable formulation useful for repairing composite materials, comprising: an acrylic oligomer, an acrylic monomer, and a photoinitiator. This formulation may include fiberglass. The photoinitiator can be a combination of a bis-acylphosphine oxide and an alpha hydroxy ketone. The formulation can cure rapidly, such as in about 20 minutes. The cured formulation can have a Tgabove 150° C.

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