The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 15, 2016
Filed:
Jun. 03, 2015
Shin-etsu Chemical Co., Ltd., Tokyo, JP;
SHIN-ETSU CHEMICAL CO., LTD., Tokyo, JP;
Abstract
One of the purposes of the present invention is to provide a compound which is a polymerizable monomer having a specific number of silicon atoms and a specific number of fluorine atoms, has a higher purity, is suitable as an ophthalmic monomer, is well compatible with another (meth)acryl monomer, and provides a polymer having excellent hydrophilicity, anti-staining property and durability of mechanical strength and to provide a method for preparing the compound. The present invention provides a compound represented by the following formula (1). Further, the present invention provides a method for preparing the compound, a polymer having repeating units derived from the aforesaid compound and an ophthalmic device composed of the polymer.