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Development of a new advanced process for manufacturing polyacetal resins. Part II. Vapor-liquid equilibrium of formaldehyde-water system

✍ Scribed by J. Masamoto; K. Matsuzaki; H. Morishita

Publisher: John Wiley and Sons
Year: 1993
Tongue: English
Weight: 567 KB
Volume: 50
Category: Article
ISSN: 0021-8995
DOI: 10.1002/app.1993.070500802

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## Abstract Conventionally, acetal homopolymer or copolymer is obtained by the polymerization of formaldehyde or trioxane, following the end‐capping using acetic anhydride or unzipping of the unstable polymer end fraction. First, Asahi Chemical developed a new process to obtain an end‐capped polyme