The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 01, 2005
Filed:
Feb. 22, 2002
Tsutomu Minami, Osakasayama-shi, Osaka 589-0023, JP;
Masahiro Tatsumisago, Sakai, JP;
Kiyoharu Tadanaga, Sakai, JP;
Atsunori Matsuda, Kawachinagano, JP;
Masahiro Hori, Osaka, JP;
Hiroaki Yamamoto, Osaka, JP;
Koichiro Nakamura, Osaka, JP;
Tsutomu Minami, Osakasayama-shi, Osaka 589-0023, JP;
Masahiro Tatsumisago, Sakai, JP;
Kiyoharu Tadanaga, Sakai, JP;
Atsunori Matsuda, Kawachinagano, JP;
Masahiro Hori, Osaka, JP;
Hiroaki Yamamoto, Osaka, JP;
Koichiro Nakamura, Osaka, JP;
Nippon Sheet Glass Co., Ltd., Osaka, JP;
Other;
Abstract
An article having a predetermined surface configuration comprising a substrate and a gelled film having a high refractive index, excellent heat resistance, high film hardness and excellent transferability formed on the surface of the substrate. A process for producing an article having a gelled film with a transferred surface on the surface of a substrate by arranging a sol-gel material with close contact between the substrate and a mold in the form of a film and heating it. The sol-gel material contains a metal compound represented by MX, a hydrolyzate thereof or a hydrolysis/polycondensation product thereof, and a metal compound represented by RMY, a hydrolyzate thereof or a hydrolysis/polycondensation product thereof, wherein at least one of Mand Mis a metal atom selected from Ti, Zr, Al, Ge, Sn or Sb and the metal atom accounts for at least 10 atom % of the total of Mand M.