| 摘要 |
<p>A process for producing an aromatic polyester composition, which is characterized in that in producing an aromatic polyester represented by the general formula A,
<Chemistry id="chema01" num="0001"><Image id="ia01" he="12" wi="128" file="IMGA0001.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>(wherein X is an alkylene group having 1 to 4 carbon atoms, -0-, -SO<Sub>2</Sub>-, -S-, or -CO-; m and n are each 0 or 1; the ratio of d to e is in the range of from 1 : 1 to 10 : 1; the ratio of e to f is in the range of from 9 : 10 to 10 : 9; and the substituents attached to the benzene ring are in para or meta position to one another), the polymerization is carried out by the method of bulk polymerization, using substantially no solvent, and in the presence of at least one polymer selected from the group consisting of polyalkylene terephthalates, polyphenylene sulfides, aromatic polysulfones, and aromatic polyesters represented by the general formula 8,
<Chemistry id="chema02" num="0002"><Image id="ia02" he="13" wi="88" file="IMGA0002.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>wherein (p + q) is in the range of from 10 to 100 and p/(p + q) ≧ 0.8.</p> |
