Crystal of trisphenol compound and method for producing the same
AssigneeHonshu Chemical Industry Co., Ltd.
InventorsRyo KIMURA, Yusuke IWAIDA
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Abstract
An object is to provide means for solving problems with solids and crystallization methods known in the art related to a trisphenol compound represented by chemical formula (A). As a solution, a crystal of the trisphenol compound represented by chemical formula (A) and a method for producing the crystal are provided:
Claims33
A crystal of a trisphenol compound represented by chemical formula (A), having an endothermic peak with a peak top temperature in a range of 168° C. to 180° C., the endothermic peak being determined by differential scanning calorimetry:
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A crystal of a trisphenol compound represented by chemical formula (A), having peaks at diffraction angles 2θ of 13.9°±0.2°, 15.8°±0.2°, and 17.0°±0.2° in a powder X-ray diffraction peak pattern obtained using Cu-Kα radiation:
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A crystal of a trisphenol compound represented by chemical formula (A), having peaks at diffraction angles 2θ of 13.9°±0.2°, 15.0°±0.2°, 15.8°±0.2°, and 17.0°±0.2° in a powder X-ray diffraction peak pattern obtained using Cu-Kα radiation:
A crystal of a trisphenol compound represented by chemical formula (A), having peaks at diffraction angles 2θ of 11.4°±0.2°, 14.0°±0.2°, and 16.3°±0.2° in a powder X-ray diffraction peak pattern obtained using Cu-Kα radiation:
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A crystal of a trisphenol compound represented by chemical formula (A), having an endothermic peak with a peak top temperature in a range of 103° C. to 116° C., the endothermic peak being determined by differential scanning calorimetry:
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Dependencies are inferred from the claim text.