Ceramic and circuit substrate and electronic circuit substrate b

Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

428210, 428426, 428432, 428901, 361401, 174258, B32B 300

Patent

active

049420798

ABSTRACT:
A ceramic comprising a first region comprises a dielectric porcelain having an insulating layer at the crystal grain boundary of a semiconductor porcelain containing 0.50-5.30 mol parts of MnO.sub.2 and 0.02-0.40 mol parts of Y.sub.2 O.sub.3 per 100 mol parts of a principal components consisting of 49.50-54.00 mol % of TiO.sub.2 and 50.50-46.00 mol % of SrO, and a second region comprising a dielectric porcelain containing further 0.40-5.00 mol parts of Al.sub.2 O.sub.3, based on 100 mol parts of said principal components, in addition to the composition of the first region.

REFERENCES:
patent: 2648804 (1953-08-01), Steigerwalt et al.
patent: 4610969 (1986-09-01), Wada et al.
patent: 4610970 (1986-09-01), Wada et al.
patent: 4759965 (1988-07-01), Kato et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Ceramic and circuit substrate and electronic circuit substrate b does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Ceramic and circuit substrate and electronic circuit substrate b, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Ceramic and circuit substrate and electronic circuit substrate b will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-94632

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.