| 发明名称 |
VERFAHREN ZUR HERSTELLUNG EINES LINEAREN HOMO- ODER COPOLYESTERS MIT VERBESSERTER HITZESTABILITAET. |
| 摘要 |
Polyesters containing a freely or chemically incorporated heat stabilizing agent which is a phosphonate of the chemical formula: <IMAGE> in which R1 and R2 may be identical or different and describe an alkyl radical with 1 to 4 carbon atoms, and in which X represents <IMAGE> in amounts representing 10 to 400 ppm phosphorus. |
| 申请公布号 |
CH640547(A5) |
申请公布日期 |
1984.01.13 |
| 申请号 |
CH19780001798 |
申请日期 |
1978.02.20 |
| 申请人 |
AKZO NV |
发明人 |
DR. DIPL.-CHEM. JOCHEN KOWALLIK;DR. DIPL.-CHEM. ALEXANDER BRANDNER |
| 分类号 |
C08L67/00;C08G63/00;C08G63/692;C08G63/78;C08K5/52;C08K5/5333;D01F6/92 |
主分类号 |
C08L67/00 |
| 代理机构 |
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代理人 |
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| 地址 |
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