Stable aromatic amine composition, and a process for preparing c

Details Stable aromatic amine composition, and a process for preparing c Stable aromatic amine composition, and a process for preparing c

1997-12-24

1999-12-21

Barts, Samuel

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252401, 564437, C09K 1532

Patent

active

060044829

ABSTRACT:
This invention relates to stable aromatic amine compositions. These compositions comprise a) a compound selected from the group consisting of alkali metal salts of sulfur compounds, hydrates thereof and aldehydes thereof, aluminum hydrides, borates and boron compounds; and b) an aromatic amine. This invention also relates to a process for stabilizing the color of aromatic amines, and to the production of polyether polyols from these stable aromatic amine compositions.

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Database WPI Sec. Ch., AN 93-365377, XP002097674 & JP 05 271481 A (Sumitomo Chem Co Ltd) Oct. 19, 1993.

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