<p>A laminated glazing unit, comprises a first glass sheet, a second glass sheet and a plasticized polyvinyl chloride containing film therebetween. The first glass sheet is formed of a glass that, when at a thickness of about 2.2 mm, has an average transmittance of radiation having wavelengths in the range of 300 - 340 nm of less than about 20% and an average transmittance of radiation having wavelengths in the range of 340 - 500 nm of more than about 50%.</p>
申请公布号
EP0689502(A4)
申请公布日期
1997.01.22
申请号
EP19950907483
申请日期
1995.01.13
申请人
LIBBEY-OWENS-FORD CO.;PILKINGTON PLC;ACHILLES USA, INC.