Process for the preparation of high-molecular weight, optionally branched polyarylenesulphides
摘要
The invention relates to a process for the preparation of high-molecular-weight, optionally branched polyarylene sulphides (PASs) from halogenated aromatics, alkali metal formate and sulphur with addition of alkali metal carbonate.
申请公布号
DE4311139(A1)
申请公布日期
1994.10.06
申请号
DE19934311139
申请日期
1993.04.05
申请人
BAYER AG, 51373 LEVERKUSEN, DE
发明人
HEITZ, WALTER, PROF. DR., 35274 KIRCHHAIN, DE;PETER, MARCUS, DIPL.-CHEM., 35039 MARBURG, DE
