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    • 2. 发明授权
    • Fluorinated polyethers having perfluorinated aliphatic group and optical waveguide using the same
    • 具有全氟化脂族基团的氟化聚醚和使用其的光波导
    • US06946534B2
    • 2005-09-20
    • US09964653
    • 2001-09-28
    • Tae Kyun KimJi Hyang Kim
    • Tae Kyun KimJi Hyang Kim
    • C08G65/323G02B6/12G02B6/122G02B6/132G02B6/136C07C41/22
    • G02B6/136G02B6/1221G02B6/132G02B2006/12176
    • The present invention relates to fluorinated polyethers having a fluorinated aliphatic group at a main chain as represented by the formula (1), as well as a waveguide fabricated using the same: where RF represents OCH2(CF2)nCH2O, or OCH2CF2O(CF2CF2O)nCF2CH2O, where n is a natural number ranging from 1 to 12; Ar1 represents  where B is not present or a C═O group, or Ar1 represents  where Hal is one selected from F, Cl, Br and I; Ar2 represents  where D is one selected from —C(CF3)2, —C(CH3)2, —CO—, —SO2—, —O— and —S—, or Ar2 represents  where R1 and R2 are the same or different and each independently represents a halogen atom selected from F, Cl, Br and I, and m is a natural number of 1-3, or Ar2 represents E represents H, or  where P is H or a substituted or unsubstituted phenyl group; x is a number ranging from 0.1 to 1.0; y is 1.0−x.
    • 本发明涉及在式(1)表示的主链上具有氟化脂肪族基团的氟化聚醚,以及使用其制造的波导管,其中R 1表示OCH (CF 2)2 CH 2 O 2或OCH 2 2 CF 2(CH 2)2 CH 2 O(CF 2 CF 2 O)O 2 CF 2 CH 2, SUB> O,其中n是1至12的自然数; Ar 1表示不存在B或C-O基团,或Ar 1表示Hal为选自F,Cl,Br和I中的一个; Ar 2表示其中D是选自-C(CF 3)2)2,-C(CH 3)3, )-SO 2 - , - CO - , - SO 2 - , - O-和-S-或Ar 2表示其中R 1, 1和R 2相同或不同,并且各自独立地表示选自F,Cl,Br和I的卤素原子,m是1-3的自然数,或Ar 2表示E表示H,或其中P为H或取代或未取代的苯基; x为0.1〜1.0的数; y为1.0-x。