Sorption and diffusion of eight esters into six commercial polymer membranes have been studied by immersion/ weight gain experiments to determine how the transport behavior is affected by the choice of the solvent molecules and the chemical structures of the polymer membranes. The temperature depend
Effect of organic reagents on neoprene, nitrile and natural rubbers
โ Scribed by C.A. Baah; J.I. Baah
- Book ID
- 104313628
- Publisher
- Elsevier Science
- Year
- 2001
- Weight
- 71 KB
- Volume
- 22
- Category
- Article
- ISSN
- 0261-3069
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โฆ Synopsis
This paper reports the results from the chemical attacks of organic reagents on 5 different rubber specimens nitrile rubber, ลฝ . ลฝ . ลฝ . x neoprene, natural rubber type: NR 40 , natural rubber type: NR 60 , and natural rubber type: food grade . The rubber samples were left in the organic reagents for a period of 4 weeks and were examined on weekly basis and later on examined on daily basis ลฝ . after they were removed from the reagents on the 4th week . The experiments were run at room temperature. The neoprene specimens in the acetaldehyde lost some colour and the reagent became reddish-brown. The mass of the rubber specimens increased for the duration of the experiment with the exception of the neoprene specimens.
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