Method for improving the color number of trimethylolpropane

Details Method for improving the color number of trimethylolpropane Method for improving the color number of trimethylolpropane

2011-08-23

2011-08-23

Witherspoon, Sikarl (Department: 1621)

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

Reexamination Certificate

active

08003830

ABSTRACT:
The present invention relates to a method for the production of trimethylolpropane with a low color number by treatment with activated carbon.

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International Search Report; co-pending Application No. PCT/EP2008/053376, dated Jul. 8, 2008.
H. Moureu, et al., Mem. Poudres 32, 89 (1950).
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