Oxidation profiles of polyamide 6,6 studied by imaging chemiluminescence and FTIR

被引：36

作者：

Ahlblad, G

Forsstrom, D

Stenberg, B

Terselius, B

Reitberger, T

Svensson, LG

机构：

[1] ROYAL INST TECHNOL,DEPT POLYMER TECHNOL,S-10044 STOCKHOLM,SWEDEN

[2] ROYAL INST TECHNOL,DEPT NUCL CHEM,S-10044 STOCKHOLM,SWEDEN

[3] CELSIUS MAT TEKN KARLSKOGA AB,S-69151 KARLSKRONA,SWEDEN

来源：

POLYMER DEGRADATION AND STABILITY | 1997年 / 55卷 / 03期

基金：

瑞典研究理事会;

关键词：

D O I：

10.1016/S0141-3910(96)00164-4

中图分类号：

O63 [高分子化学（高聚物）];

学科分类号：

070305 ; 080501 ; 081704 ;

摘要：

Injection moulded test specimens of polyamide 6,6 have been subjected to ageing in ambient atmosphere at temperatures ranging from 100 to 130 degrees C for different times. Skin-core oxidation was observed and evaluated by infrared spectroscopy in terms of carbonyl index depth profiles and by imaging chemiluminescence as peroxide depth profiles. The oxidation depth profiles determined by the two techniques showed good agreement with respect to ageing time and temperature. The oxidation depth was shown to decrease with increasing ageing temperature. The results clearly indicate a diffusion-controlled oxidation process. (C) 1997 Elsevier Science Limited.

引用

页码：287 / 293

页数：7

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