Patent Number: 6,254,973

Title: Fluorine-containing polyfunctional (meth) acrylate, fluorine containing monomer composition, low refractivity material, and reflection reducing film

Abstract: Fluorine-containing polyfunctional (meth)acrylate represented by the formula (1), a monomer composition containing the (meth)acrylate, a low refractivity material prepared by curing the monomer composition, and a reflection reducing film provided with the low refractivity material. ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, and R.sup.4 are the same or different groups, and each stands for a hydrogen atom, an acryloyl group, or a methacryloyl group, at least one of R.sup.1 and R.sup.2 and at least one of R.sup.3 and R.sup.4 stand for an acryloyl group or a methacryloyl group, R stands for a fluoroalkylene group having 2 to 12 carbon atoms and 2 or more fluorine atoms.

Inventors: Yoshida; Tatsurou (Tsukuba, JP), Kimura; Yasuhiro (Tsukuba, JP), Watanabe; Kenji (Makabemachi, JP), Ikeda; Tomoyuki (Tsukuba, JP), Itoh; Tetsuya (Tsukuba, JP), Goto; Yoshitaka (Yawaramura, JP)

Assignee: NOF Corporation

International Classification: C07C 69/653 (20060101); C07C 69/00 (20060101); C08F 222/10 (20060101); C08F 222/00 (20060101); C08F 22/00 (20060101); C08F 22/10 (20060101); B32B 027/30 (); C08F 136/22 (); C08F 236/16 (); C08F 236/22 ()

Expiration Date: 07/03/2018