Invention Grant
- Patent Title: Heat stable maleic anhydride composition
- Patent Title (中): 热稳定性马来酸酐组合物
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Application No.: US3586703DApplication Date: 1969-03-18
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Publication No.: US3586703APublication Date: 1971-06-22
- Inventor: MARTINEZ FELICIANO , FEDER JACK B
- Applicant: HALCON INTERNATIONAL INC
- Assignee: Halcon International Inc
- Current Assignee: Halcon International Inc
- Priority: US80832769 1969-03-18
- Main IPC: C07C51/573
- IPC: C07C51/573 ; C07C57/14
Abstract:
THIS INVENTION RELATES TO A HEAT STABLE COMPOSITION OF MALEIC ANHYDRIDE, WHEREIN SMALL AMOUNTS OF MATERIALS, SUCH AS ALKALI AND ALKALI SULFATES AND HALIDES ARE ADDED TO COMMERCIAL MALEIC ANHYDRIDE IN ORDER TO ESSENTIALLY RETAIN ITS COLOR BOTH ON STANDING AND HEATING.
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