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Title:
COVER OF LIGHTING FIXTURE
Document Type and Number:
Japanese Patent JP2004051886
Kind Code:
A
Abstract:

To provide a cover for a lighting fixture, effective for suppressing the attraction of flying insects by applying to a lighting fixture such as a fluorescent lamp and produced by using an aromatic polycarbonate resin composition having excellent ultraviolet ray absorptivity in a specific wavelength range, weather resistance, hydrolysis resistance, impact resistance, heat-resistance, color tone stability and transparency.

The cover of a lighting fixture is produced by molding an aromatic polycarbonate resin composition containing (a) 100 pts. wt. of an aromatic polycarbonate rein having a terminal hydroxy concentration of ≥300 ppm and a residual monomer content of ≤500 ppm, (b) 0.1-1 pt. wt. of a benzotriazole-based ultraviolet absorber having a maximum absorption wavelength of 350-400 nm, (c) 0.003-1 pt. wt. of a benzofuran-2-one compound, (d) 0.01-2 pts. wt. of a phosphorous acid ester-type stabilizer and (e) 0.01-2 pts. wt. of a phenolic antioxidant.


Inventors:
HIRAI YASUHIRO
Application Number:
JP2002213974A
Publication Date:
February 19, 2004
Filing Date:
July 23, 2002
Export Citation:
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Assignee:
MITSUBISHI ENG PLASTICS CORP
International Classes:
F21V1/16; C08K5/13; C08K5/1535; C08K5/3475; C08K5/524; C08L69/00; F21V9/06; (IPC1-7): C08L69/00; C08K5/13; C08K5/1535; C08K5/3475; C08K5/524; F21V1/16; F21V9/06
Attorney, Agent or Firm:
Hasegawa Soji