Epoxy Resin, Epoxy Compounds, Epoxy Resin Composition, Resin Sheet, Prepreg, Carbon-Fiber-Reinforced Composite Material, And Phenolic Resin
AssigneeNippon Kayaku Kabushiki Kaisha
InventorsYusuke Kawano, Masataka Nakanishi, Masato Yarita, Kazuma Inoue
Life of this patent
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Abstract
An epoxy resin represented by the following formula (1), in which in a total amount of an epoxy compound represented by n=1 in the epoxy resin of the above formula, a total content of an epoxy compound represented by the following formula (2) and an epoxy compound represented by the following formula (3) is 1 area % or more and less than 70 area % in HPLC area percentage.
Claims18
An epoxy resin represented by the following formula (1), wherein
- in a total amount of an epoxy compound represented by n=1 in the epoxy resin, a total content of an epoxy compound represented by the following formula (2) and an epoxy compound represented by the following formula (3) is 1 area % or more and less than 70 area % in HPLC area percentage,
- in the formula (1), G represents a substituted or unsubstituted glycidyl group, p and q are present independently of each other and each represents a real number of 1 or 2, and n represents a real number of 1 to 20,
- in the formula (2), G represents a substituted or unsubstituted glycidyl group, and
- in the formula (3), G represents a substituted or unsubstituted glycidyl group.
An epoxy compound represented by the following formula (2) or the following formula (3), wherein
- in the formula (2), G represents a substituted or unsubstituted glycidyl group, and
- in the formula (3), G represents a substituted or unsubstituted glycidyl group.
A phenol resin represented by the following formula (4), wherein a hydroxyl group equivalent is 135 g/eq. or more and less than 160 g/eq.,
- in the formula (4), p and q are present independently of each other and each represents a real number of 1 or 2, and n represents a real number of 1 to 20.
Dependencies are inferred from the claim text.