Radiant energy – Radiation controlling means – Shields
Reexamination Certificate
2004-09-03
2008-10-07
Vanore, David A. (Department: 2881)
Radiant energy
Radiation controlling means
Shields
C250S515100, C524S408000
Reexamination Certificate
active
07432519
ABSTRACT:
The invention relates to a lead substitute material for radiation protection purposes, wherein the lead substitute material comprises from 12 to 22 wt. % silicone-based matrix material, from 1 to 75 wt. % Sn or Sn compounds, from 0 to 73 wt. % W or W compounds, from 0 to 80 wt. % Bi or Bi compounds, for nominal overall lead equivalents of from 0.25 to 2.00 mm. The invention relates further to a lead substitute material that additionally comprises one or more of the elements Er, Ho, Dy, Tb, Gd, Eu, Sm, Ta, Hf, Lu, Yb, Tm, Th, U and/or their compounds and/or CsI.
REFERENCES:
patent: 5360666 (1994-11-01), Eichmiller
patent: 6153666 (2000-11-01), Lagace
patent: 6548570 (2003-04-01), Lange
patent: 6674087 (2004-01-01), Cadwalader et al.
patent: 7041995 (2006-05-01), Eder
patent: 2002/0179860 (2002-12-01), Smith
patent: 2007/0152197 (2007-07-01), Lagace et al.
patent: 199 55 192 (1999-11-01), None
patent: 201 00 267 (2001-01-01), None
patent: 0 371 699 (1989-11-01), None
patent: 2 741 472 (1977-05-01), None
patent: WO 2004/017332 (2004-02-01), None
Johnston Phillip A.
Mavig GmbH
Scully , Scott, Murphy & Presser, P.C.
Vanore David A.
LandOfFree
Radiation protection material based on silicone does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Radiation protection material based on silicone, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Radiation protection material based on silicone will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4018975