A STAINING PROCEDURE FOR THE DETECTION OF OXIDIZED SITES IN POLYOLEFINS

被引:7
作者
DACOSTA, RA
COLTRO, L
GALEMBECK, F
机构
[1] UNIV ESTADUAL CAMPINAS,INST CHEM,BR-13100 CAMPINAS,SP,BRAZIL
[2] PIRELLI SA,SANTO ANDRE,SP,BRAZIL
来源
ANGEWANDTE MAKROMOLEKULARE CHEMIE | 1990年 / 180卷
关键词
D O I
10.1002/apmc.1990.051800106
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Oxidized areas in polyolefin (PE, PP, EPDM) solids can be located by immersion in a warm isopropanolic solution of Sudan III and methylene blue, followed by observation of the solid discoloration pattern. Oxidized sites are stained blue, nonoxidized sites are stained pink. UV/Vis transmission and photoacoustic spectra can be obtained from the stained samples. © 1990 Hüthig & Wepf Verlag, Basel
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页码:85 / 94
页数:10
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