Stock material or miscellaneous articles – Web or sheet containing structurally defined element or...
Reexamination Certificate
2006-05-23
2006-05-23
Acquah, Samuel A. (Department: 1711)
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
C428S364000, C528S275000, C528S279000, C528S280000, C528S281000, C528S283000, C528S285000, C528S286000, C528S301000, C528S308600, C524S706000, C524S779000, C524S783000, C524S785000, C525S437000, C525S445000
Reexamination Certificate
active
07048995
ABSTRACT:
A polyester resin produced by polycondensing a dicarboxylic acid component containing an aromatic dicarboxylic acid or its ester-forming derivative as the main component and a diol component containing ethylene glycol as the main component in the presence of at least an antimony compound and a phosphorus compound, via an esterification reaction or an ester exchange reaction, which is characterized in that the amount of antimony eluted when immersed in hot water of 95° C. for 60 minutes in the form of particles having a number average particle weight of 24 mg, is not more than 1 μg per 1 g of the polyester resin, as antimony atoms (Sb).
REFERENCES:
patent: 5235027 (1993-08-01), Thiele et al.
patent: 5453479 (1995-09-01), Borman et al.
patent: 6160085 (2000-12-01), Fujimori et al.
patent: 6200659 (2001-03-01), Fujimori et al.
patent: 6500915 (2002-12-01), Fujimori et al.
patent: 0 061 414 (1982-09-01), None
patent: 0 745 629 (1996-12-01), None
patent: 1 013 692 (2000-06-01), None
patent: 62-207325 (1987-09-01), None
patent: 9-873374 (1997-03-01), None
patent: 2000-128964 (2000-05-01), None
patent: 2000-219726 (2000-08-01), None
patent: 2000-219730 (2000-08-01), None
patent: 2000-226444 (2000-08-01), None
patent: 2000-226445 (2000-08-01), None
patent: 2000-226446 (2000-08-01), None
patent: 2000-226500 (2000-08-01), None
patent: 3081104 (2000-08-01), None
patent: WO 01/14452 (2001-03-01), None
Fujimori Yoshihiro
Fujioka Kiyotoshi
Kambe Toshio
Nakamichi Kazuya
Niwa Hirotsugu
Acquah Samuel A.
Mitsubishi Chemical Corporation
LandOfFree
Polyester resin, molded product made thereof and process for... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Polyester resin, molded product made thereof and process for..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Polyester resin, molded product made thereof and process for... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3538696