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US 10,533,069 B2Granted
Cyclic polysulfane-based polymer, method for preparing same, and film comprising same
AssigneeSeoul National University R$Db Foudation
InventorsKookheon Char, Jeewoo Lim, Tae-Lim Choi, Yunshik Cho, Eun-Hye Kang, Sanghee Yang
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Abstract
The present disclosure relates to a cyclic polysulfane-based polymer, a cyclic polysulfane-polynorbornene block copolymer, a method of preparing the cyclic polysulfane-based polymer, a method of preparing the cyclic polysulfane-polynorbornene block copolymer, and a film including the cyclic polysulfane-polynorbornene block copolymer.
Claims17
A cyclic polysulfane-based polymer,
- which is obtained by polymerization of a sulfur-containing cyclic olefin monomer represented by any one of the following Chemical Formulas 1-1 to 1-3:
- wherein,
- in Chemical Formulas 1-1 to 1-3,
- x may be from 1 to 5;
- each of R1, R2, R5 and R6 may be independently H, an alkyl group, a halogen, —OR wherein R is a C1 to C25 linear or branched alkyl group or an isomer thereof, or —COOR′ wherein R′ is a C1 to C25 linear or branched alkyl group or an isomer thereof;
- each of R3 and R4 may be independently H or an alkyl group;
- Y may be NH, O, or S;
- and
- Z may be O or S.
6 more elements
Dependencies are inferred from the claim text.