Process for preparing polyoxymethylene

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United States of America Patent

PATENT NO 9765172
SERIAL NO

14894158

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Abstract

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The patent application relates to a process for preparing polyoxymethylene by polymerization of a reaction mixture (RG) which comprises at least one formaldehyde source and at least one initiator mixture (IG), wherein the initiator mixture (IG) comprises at least one polymerization initiator and at least one solvent of the general formula (I)

description='In-line Formulae' end='lead'R1—O—[—R3—O—]m—R2  (I),description='In-line Formulae' end='tail'

    wherem is 1, 2, 3 or 4;R1 and R2 are each, independently of one another, C3-C6-alkyl;R3 is C1-C5-alkylene.

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Patent Owner(s)

Patent OwnerAddress
BASF SECARL-BOSCH-STRASSE 38 LUDWIGSHAFEN AM RHEIN 67056

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Demeter, Juergen Frankenthal, DE 1 1
Hermant, Marie-Claire Mannheim, DE 14 49
Pottie, Laurence Cologne, DE 19 25

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