- 专利标题： Epoxy resin composition, prepreg, fiber reinforced plastic material, and manufacturing method for fiber reinforced plastic material
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申请号： US14759621申请日： 2014-01-07
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公开(公告)号： US09982086B2公开(公告)日： 2018-05-29
- 发明人: Johnathan C Hughes , Hiroaki Sakata
- 申请人： TORAY INDUSTRIES, INC.
- 申请人地址： JP Tokyo
- 专利权人： TORAY INDUSTRIES, INC.
- 当前专利权人： TORAY INDUSTRIES, INC.
- 当前专利权人地址： JP Tokyo
- 代理机构： Pillsbury Winthrop Shaw Pittman LLP
- 国际申请： PCT/US2014/010497 WO 20140107
- 国际公布： WO2014/107725 WO 20140710
- 主分类号： B32B27/38
- IPC分类号： B32B27/38 ; B32B27/26 ; B32B27/04 ; C08J5/24 ; C08G59/38 ; C08G59/40 ; C08L63/00 ; C08G59/14 ; C08G59/32 ; C08G59/68
摘要：
An embodiment relates to a resin composition containing a tetraglycidyl amine; a bisphenol epoxy; a dicyandiamide; and an aromatic urea; wherein the tetraglycidyl amine has a EEW of 110 g/eq to 140 g/eq and is an amount of 30 to 60 PHR per 100 PHR of total epoxy resin in the resin composition; wherein the resin composition has a Tg of at least 160° C. when cured at 143° C. for 3 min and also maintains a Tg of greater than 160° C. when cured at 177 C for 1 min or longer.
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