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acetal |
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acetal [′as·ə‚tal] (organic chemistry) CH3CH(OC2H5)2A colorless, flammable, volatile liquid used as a solvent and in manufacture of perfumes. Also known as 1,1-diethoxyethane. Any one of a class of compounds formed by the addition of alcohols to aldehydes. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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This specialty grade can provide 60[degrees] gloss
less than 3%, and it undergoes relatively little appearance change after
extended uv exposure and does not form a chalky residue on the surface
like many weatherable acetals. In butyl rubber, cyclic acetals are also remarkably more effective
than PPDs.
Heat-sensitive materials like PVC, ABS, and EVOH, or engineering resins
like acetals, PC, nylon, or polyesters are more likely to degrade than
heat-tolerant polyolefins. |
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