公开(公告)号：KR100851924B1

公开(公告)日：2008-08-12

申请号：KR1020070010692

申请日：2007-02-01

Applicant: 한국교통대학교산학협력단

Inventor： 김환기 ,  박혜석 ,  서동완 ,  최승우 ,  정영기 ,  제종태

IPC: C08G8/28 ,  C08G8/18 ,  C08G8/00 ,  C08G61/12

Abstract: A sulfonated polyarylene ether ketone copolymer, and a polymer electrolyte membrane containing the copolymer are provided to lower gas permeation, to improve ion conductivity and structural stability and to reduce the crossover of an oxidant. A sulfonated polyarylene ether ketone copolymer comprises a ketone repeating unit represented by the formula 1; and an ether bond repeating unit containing an aryl group represented by the formula 2, wherein M1, M2 and M3 are independently H, Na, Li or K; R1 and R2 are independently H, a C5-C30 aromatic ring, a C5-C30 aromatic ring containing O, or a C1-C30 alkyl group; x and x' are independently an integer of 0-3; y, y' and z are independently an integer of 1-4; X is -O-, -S-, -NH-, -SO2-, -CO-, -C(CH3)2- or -C(CF3)2-; R3 and R4 are independently H, a C5-C30 aromatic ring, a C5-C30 aromatic ring containing O, or a C1-C30 alkyl group; and a and b are independently an integer of 1-4.

Abstract translation: 提供磺化聚芳醚酮共聚物和含有该共聚物的聚合物电解质膜以降低气体渗透性，以提高离子传导性和结构稳定性并减少氧化剂的交叉。 磺化聚亚芳基醚酮共聚物包括由式1表示的酮重复单元; 和含有由式2表示的芳基的醚键重复单元，其中M1，M2和M3独立地为H，Na，Li或K; R 1和R 2独立地为H，C 5 -C 30芳环，含有O的C 5 -C 30芳环或C 1 -C 30烷基; x和x'独立地为0-3的整数; y，y'和z独立地为1-4的整数; X是-O - ， - S - ， - NH - ， - SO 2 - ， - CO - ， - C（CH 3）2 - 或-C（CF 3） R 3和R 4独立地为H，C 5 -C 30芳环，含有O的C 5 -C 30芳环或C 1 -C 30烷基; a和b独立地为1-4的整数。

公开(公告)号：KR1020090066018A

公开(公告)日：2009-06-23

申请号：KR1020070133602

申请日：2007-12-18

Applicant: 한국교통대학교산학협력단

Inventor： 김환기 ,  최승우 ,  정영기 ,  박혜석 ,  서동완 ,  임영돈 ,  이현철 ,  강은창 ,  어순철

IPC: C08G18/30 ,  C08G18/28 ,  C08G18/76 ,  C08G18/82

Abstract: A polyol, and a polyurethane resin for an adhesive using the polyol are provided to improve biodegradability and to lower a manufacturing cost by using a natural material. A polyol is prepared from an oil selected from the group consisting of an edible oil, a vegetable oil and the waste edible oil. The polyol is represented by the formula 1, wherein R is a hydrogen atom or (CH2)n-OH; and n is an integer of 1 ~ 10.

Abstract translation: 提供多元醇和用于使用多元醇的粘合剂的聚氨酯树脂以提高生物降解性并通过使用天然材料降低制造成本。 多元醇由选自食用油，植物油和废弃食用油的油制备。 多元醇由式1表示，其中R是氢原子或（CH 2）n -OH; n为1〜10的整数。