Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From reactant having at least one -n=c=x group as well as...
Patent
1991-02-08
1992-09-15
Kight, III, John
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From reactant having at least one -n=c=x group as well as...
525418, 525451, 5262922, 528 73, 528 75, 359642, C08G 1858, C08G 1868, C08L 7504, G02B 300
Patent
active
051479591
ABSTRACT:
The invention provides a shaped resin article for optical use which is a three-dimensional reaction product cast from a molding composition essentially comprising a tetrahalobisphenol A epichlorohydrin polycondensate-(meth)acrylic acid adduct (A) and a polyisocyanate compound (B). In another aspect of the invention, the resin article is cast from a composition containing a styrenic or ester monomer (C) in addition to (A) and (B). In still another aspect, the resin article is cast from a composition containing a phenolic compound (D) in addition to (A), (B) and (C).
REFERENCES:
patent: 3373221 (1968-03-01), May
patent: 3478126 (1969-11-01), Turpin
patent: 4331735 (1982-05-01), Shanoski
patent: 4374238 (1983-02-01), Shanoski
Fukuzawa Minoru
Hirakawa Eisuke
Kato Takashi
Nishimoto Shinobu
Tani Akio
Kabushiki Kaisha Alpha Giken
Kight III John
Osaka Yuki Kagako Kogyo Kabushiki Kaisha
Sergent Rabon
LandOfFree
Optical resin articles does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Optical resin articles, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Optical resin articles will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-737467