Patent · US Expired

Ultrafine particle dispersion composition, composition for interlayer for laminated glass, interlayer and laminated glass

US6632274B2 · kind B2 · utility

16Cited by
2References
19Claims
0Family size

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Key dates

Filing dateJun 17, 2002
Grant dateOct 14, 2003
Priority date
Expiry dateJun 17, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31645
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

By incorporating and dispersing infrared ray shielding ultrafine particles having an average particle size of from 10 to 60 nm and a volume ratio of ultrafine particles having particle sizes of at least 60 nm being at most 15% of all particles, in a plasticizer, it is possible to obtain an ultrafine particle dispersion composition having the ultrafine particles uniformly dispersed. By using this composition, it is possible to obtain a laminated glass or an interlayer of a laminated glass, which has a small haze value and which is excellent in the infrared ray shielding performance.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.