Substituted aromatic polyesters
    2.
    发明授权
    Substituted aromatic polyesters 失效
    取代的芳族聚酯

    公开(公告)号:US4835244A

    公开(公告)日:1989-05-30

    申请号:US200257

    申请日:1988-05-31

    摘要: This invention relates to polyesters corresponding to formula (I) ##STR1## wherein R.sup.1 and R.sup.2 stand for --CH.sub.2 --CH.sub.2 --Ar wherein Ar denotes an aromatic group or one of these two groups is --CH.sub.2 --CH.sub.2 --Ar while the other is an alkyl group, a substituted alkyl or an aryl group or halogen andn represents an integer with a value from 5 to 2000, and to a process for their preparation.

    摘要翻译: 本发明涉及对应于式(I)的聚酯(Ⅰ),其中R1和R2代表-CH2-CH2-Ar,其中Ar表示芳族基团或这两个基团中的一个是-CH 2 -CH 2 -Ar,而 另一个是烷基,取代的烷基或芳基或卤素,n表示5至2000的整数,以及它们的制备方法。