Chemistry of novolac resins. II. Reactio
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Timothy R. Dargaville; Pauline J. De Bruyn; Audrey S. C. Lim; Mark G. Looney; Al
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Article
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1997
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John Wiley and Sons
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English
โ 222 KB
It is proposed that the reactions of hexamethylenetetramine (HMTA) with 2,4-xylenol and with 2,6-xylenol occur by different pathways. The rate of reaction and the final product distribution depend on the initial xylenol : HMTA ratio and are different in the two systems. Measured by HMTA consumption,