Epoxy resin, epoxy compound, epoxy resin composition, resin sheet, prepreg, carbon fiber reinforced composite material and phenol resin
AssigneeNippon Kayaku Kabushiki Kaisha
InventorsYusuke Kawano, Masataka Nakanishi, Masato Yarita, Kazuma Inoue
Life of this patent
Estimating the term…
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.
An epoxy resin represented by the following formula (1), wherein a product of GPC area percentage and HPLC area percentage is 1 area % or more and 20 area % or less, the GPC area percentage indicating a content of the epoxy compound represented by n=1 in the epoxy resin, the HPLC area percentage indicating the total contents of the epoxy compound represented by the following formula (2) and the epoxy compound represented by the following formula (3) in the total amount of the epoxy compound represented by n=1,
- 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.
Dependencies are inferred from the claim text.