Copolyesters of 3 hydroxybutyrate and 4 hydroxybutyrate along with terpolyesters of 3 hydroxybutyrate, 3 hydroxyvalerate and 4 hydroxybutyrate were produced using Alcaligenes latus DSM 1124 in growth media with p...Copolyesters of 3 hydroxybutyrate and 4 hydroxybutyrate along with terpolyesters of 3 hydroxybutyrate, 3 hydroxyvalerate and 4 hydroxybutyrate were produced using Alcaligenes latus DSM 1124 in growth media with precursors of 1,4 butanediol or 1,4 butanediol and valerate. Monomer mass fraction w in the copolyesters varied from 63% to 78% 3 hydroxybutyrate and 1 5% to 6 5% 4 hydroxybutyrate (cell dry weight), depending on precursor supplied. w(monomer) in the terpolyesters varied from 55% to 69% 3 hydroxybutyrate, 0 5% to 3 4% 4 hydroxybutyrate and 3 4% to 16% 3 hydroxyvalerate.展开更多
文摘Copolyesters of 3 hydroxybutyrate and 4 hydroxybutyrate along with terpolyesters of 3 hydroxybutyrate, 3 hydroxyvalerate and 4 hydroxybutyrate were produced using Alcaligenes latus DSM 1124 in growth media with precursors of 1,4 butanediol or 1,4 butanediol and valerate. Monomer mass fraction w in the copolyesters varied from 63% to 78% 3 hydroxybutyrate and 1 5% to 6 5% 4 hydroxybutyrate (cell dry weight), depending on precursor supplied. w(monomer) in the terpolyesters varied from 55% to 69% 3 hydroxybutyrate, 0 5% to 3 4% 4 hydroxybutyrate and 3 4% to 16% 3 hydroxyvalerate.
