| 摘要 |
A polyhydroxyalkanoate copolymer comprises one kind of unit of <?in-line-formulae description="In-line Formulae" end="lead"?>-[OCH((CH<SUB>2</SUB>)<SUB>x</SUB>-SOC<SUB>6</SUB>H<SUB>5</SUB>R)CH<SUB>2</SUB>CO]- (n= 1 - 7 ) ( 1 ) <?in-line-formulae description="In-line Formulae" end="tail"?> (wherein R is any one of H, halogen, CN, NO<SUB>2</SUB>, COOR', SO<SUB>2</SUB>R'' (R' is any one of H, Na, K, CH<SUB>3 </SUB>and C<SUB>2</SUB>H<SUB>5</SUB>; R'' is any one of OH, ONa, OK, halogen, OCH<SUB>3 </SUB>and OC<SUB>2</SUB>H<SUB>5</SUB>), CH<SUB>3</SUB>, C<SUB>2</SUB>H<SUB>5</SUB>, C<SUB>3</SUB>H<SUB>7</SUB>, (CH<SUB>3</SUB>)<SUB>2</SUB>-CH and (CH<SUB>3</SUB>)<SUB>3</SUB>-C) and <?in-line-formulae description="In-line Formulae" end="lead"?>-[OCH((CH<SUB>2</SUB>)<SUB>x</SUB>-SO<SUB>2</SUB>C<SUB>6</SUB>H<SUB>5</SUB>R)CH<SUB>2</SUB>CO]- (n= 1 - 7 ) ( 2 ) <?in-line-formulae description="In-line Formulae" end="tail"?> (wherein R is any one of H, halogen, CN, NO<SUB>2</SUB>, COO R', SO<SUB>2</SUB>R'' (R' is any one of H, Na, K, CH<SUB>3 </SUB>and C<SUB>2</SUB>H<SUB>5</SUB>; R'' is any one of OH, ONa, OK, halogen, OCH<SUB>3 </SUB>and OC<SUB>2</SUB>H<SUB>5</SUB>), CH<SUB>3</SUB>, C<SUB>2</SUB>H<SUB>5</SUB>, C<SUB>3</SUB>H<SUB>7</SUB>, (CH<SUB>3</SUB>)<SUB>2</SUB>-CH and (CH<SUB>3</SUB>)<SUB>3</SUB>-C) and at least one unit of chemical formulae ( 3 ) to ( 6 ): <?in-line-formulae description="In-line Formulae" end="lead"?>-[OCH((CH<SUB>2</SUB>)<SUB>m</SUB>-Rz)CH<SUB>2</SUB>CO]- (n= 1 - 8 ) ( 3 ) <?in-line-formulae description="In-line Formulae" end="tail"?> (wherein Rz comprises a residue having either a phenyl structure or a thienyl structure), <?in-line-formulae description="In-line Formulae" end="lead"?>-[OCH((CH<SUB>2</SUB>)<SUB>k</SUB>-C<SUB>6</SUB>H<SUB>11</SUB>Ra)CH<SUB>2</SUB>CO]- (n= 1 - 8 ) ( 4 ) <?in-line-formulae description="In-line Formulae" end="tail"?> (wherein R<SUB>a </SUB>is any one of H, CN, NO<SUB>2</SUB>, halogen, CH<SUB>3</SUB>, C<SUB>2</SUB>H<SUB>5</SUB>, C<SUB>3</SUB>H<SUB>7</SUB>, CF<SUB>3</SUB>, C<SUB>2</SUB>F<SUB>5 </SUB>and C<SUB>3</SUB>F<SUB>7</SUB>) <?in-line-formulae description="In-line Formulae" end="lead"?>-[OCH((CH<SUB>2</SUB>)<SUB>n</SUB>-CH-CH<SUB>2</SUB>)CH<SUB>2</SUB>CO]- (n= 1 - 8 ) ( 5 ), and <?in-line-formulae description="In-line Formulae" end="tail"?> <?in-line-formulae description="In-line Formulae" end="lead"?>-[OCH((CH<SUB>2</SUB>)<SUB>n</SUB>-COORb)CH<SUB>2</SUB>CO]- (n= 1 - 8 ) ( 6 ) <?in-line-formulae description="In-line Formulae" end="tail"?> (wherein R<SUB>b </SUB>is any one of H, Na and K).
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