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Title:
軽量シールキャップ
Document Type and Number:
Japanese Patent JP6457490
Kind Code:
B2
Abstract:
The present disclosure provides methods and articles useful in sealing fasteners, including seal caps and methods of their use, and in particular light weight seal caps having higher dielectric breakdown strength, lower weight, and/or lower wall thickness. In some embodiments, the seal caps according to the present invention are made of a material having a dielectric breakdown strength of greater than 1.0 kV/mm, in some embodiments greater than 15.0 kV/mm, and in some embodiments greater than 50.0 kV/mm. In some embodiments, the seal caps according to the present invention are thin-walled, having an average wall thickness of less than 1.5 mm and in some embodiments less than less than 0.5 mm. In some embodiments, the seal cap comprises a polyurethane polymer, a polythioether polymer, a polysulfide polymer, a fluorinated thermoplastic polymer, a THV polymer, a fluorinated thermoset polymer, an engineering thermoplastic, and/or a PEEK polymer.

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Inventors:
Jonathan D. Zook
Larry S. Hebert
Michael Dee Swan
Shuyon Ye
Susan E. Demos
Robin E. Wright
Application Number:
JP2016509023A
Publication Date:
January 23, 2019
Filing Date:
April 15, 2014
Export Citation:
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Assignee:
3M INNOVATIVE PROPERTIES COMPANY
International Classes:
F16B37/14; B64C1/00; B64D45/02; F16B41/00
Domestic Patent References:
JP2074612U
JP2000228140A
JP51013054A
JP2012126345A
JP7127147A
JP3154154U
JP2009540785A
Foreign References:
EP0283598A1
US3470787
Attorney, Agent or Firm:
Atsushi Aoki
Takashi Ishida
Tetsuji Koga
Masatoshi Takahashi
Hajime Kawahara
Naori Kota
Satoshi Deno