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1.发明公开
公开(公告)号：EP3940768A1
公开(公告)日：2022-01-19
申请号：EP20783634.7
申请日：2020-03-25
发明人： MINAKATA, Yoshitaka , SASAKI, Eri , INOUE, Saori , OKI, Mana
摘要： The present disclosure provides a composite including a nitride sintered body having a porous structure and a semi-cured product of a heat-curable composition impregnated into the nitride sintered body, wherein a dielectric breakdown voltage obtainable after disposing the composite between adherends, heating and pressurizing the composite for 5 minutes under the conditions of 200°C and 10 MPa, and further heating the composite for 2 hours under the conditions of 200°C and atmospheric pressure, is greater than 5 kV.
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公开(公告)号：EP3951860A1
公开(公告)日：2022-02-09
申请号：EP20783042.3
申请日：2020-03-26
发明人： INOUE, Saori , IWAKIRI, Shoji , MINAKATA, Yoshitaka , YOSHIMATSU, Ryo , KOGA, Ryuji , YAMAGUCHI, Tomoya
IPC分类号： H01L23/36 , H01L23/373 , C04B41/83 , C04B35/583 , H05K1/03
摘要： One aspect of the present invention is a composite including: a porous boron nitride sintered body; and a resin filled in pores of the boron nitride sintered body, wherein the boron nitride sintered body has an average pore diameter of 3.5 µm or less.
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3.发明公开
公开(公告)号：EP4206164A1
公开(公告)日：2023-07-05
申请号：EP21875594.0
申请日：2021-09-28
发明人： WAKUDA, Yusuke , MINAKATA, Yoshitaka , SAKAGUCHI, Shinya , YAMAGUCHI, Tomoya , IKARASHI, Koki , NISHIMURA, Koji
摘要： One aspect of the present disclosure provides a composite sheet including a porous sintered ceramic component having a thickness of less than 2 mm and a resin filled into pores of the sintered ceramic component, wherein the curing rate of the resin is 10 to 70%.
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4.发明公开
公开(公告)号：EP4203013A1
公开(公告)日：2023-06-28
申请号：EP21875549.4
申请日：2021-09-27
发明人： MINAKATA, Yoshitaka , WAKUDA, Yusuke , KANEKO, Masahide , SAKAGUCHI, Shinya , YAMAGUCHI, Tomoya
IPC分类号： H01L23/36 , H01L23/373
摘要： Provided is a composite sheet including a porous nitride sintered body having a thickness of less than 2 mm and a resin filled in pores of the nitride sintered body, wherein a filling rate of the resin is 85% by volume or more. Provided is a method for manufacturing a composite sheet including an impregnation step of impregnating pores of a porous nitride sintered body having a thickness of less than 2 mm with a resin composition having a viscosity of 10 to 500 mPa·s to obtain a resin-impregnated body, and a curing step of heating the resin-impregnated body to semi-cure the resin composition filled in the pores.
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5.发明公开
公开(公告)号：EP4207267A1
公开(公告)日：2023-07-05
申请号：EP21875605.4
申请日：2021-09-28
发明人： WAKUDA, Yusuke , MINAKATA, Yoshitaka , SAKAGUCHI, Shinya , YAMAGUCHI, Tomoya , IKARASHI, Koki , NISHIMURA, Koji
IPC分类号： H01L23/15 , B32B5/18 , B32B9/00 , B32B9/04 , B32B15/04 , B32B27/04 , C04B35/5835 , C04B38/00 , C04B41/83 , H01L23/12 , H01L23/14
摘要： One aspect of the present disclosure provides a composite sheet including a porous sintered ceramic component having a thickness of less than 2 mm and a resin filled into pores of the sintered ceramic component, wherein the resin is a semi-cured product of a resin composition including a compound having a cyanate group and the content of triazine rings in the resin is 0.6 to 4.0 mass%.
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6.发明公开
公开(公告)号：EP4206165A1
公开(公告)日：2023-07-05
申请号：EP21875595.7
申请日：2021-09-28
发明人： WAKUDA, Yusuke , MINAKATA, Yoshitaka , SAKAGUCHI, Shinya , YAMAGUCHI, Tomoya , IKARASHI, Koki , NISHIMURA, Koji
摘要： One aspect of the present disclosure is a method for evaluating adhesiveness performance and heat radiation performance of a composite including a porous sintered ceramic component and a semi-cured product of a resin filled into pores of the sintered ceramic component, including a step of emitting ultraviolet rays to the surface of the semi-cured product of the composite; a step of measuring an emission intensity of fluorescence generated from the semi-cured product; and a step of evaluating adhesiveness performance and heat radiation performance of the composite using the value of the emission intensity.
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7.发明公开
公开(公告)号：EP4191664A1
公开(公告)日：2023-06-07
申请号：EP21875538.7
申请日：2021-09-27
发明人： MINAKATA, Yoshitaka , WAKUDA, Yusuke , KANEKO, Masahide , SAKAGUCHI, Shinya , YAMAGUCHI, Tomoya
IPC分类号： H01L23/36 , H01L23/373
摘要： A composite sheet 10 includes porous a nitride sintered body 20 having a thickness of less than 2 mm and resins filled in pores of the nitride sintered body 20, and has a main surface 10a (10b) having a maximum height roughness Rz of less than 20 µm. A method for manufacturing the composite sheet 10 includes an impregnating step of impregnating pores of a porous the nitride sintered body 20 having a thickness of less than 2 mm with a resin composition, a smoothing step of smoothing the resin composition attached to a main surface of the nitride sintered body 20 to obtain a resin-impregnated body in which a part of the main surface is exposed, and a curing step of heating the resin-impregnated body to cure or semi-cure the resin composition impregnated in the pores to obtain the composite sheet 10.
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8.发明公开
公开(公告)号：EP4044220A1
公开(公告)日：2022-08-17
申请号：EP20879180.6
申请日：2020-10-21
摘要： One aspect of the present disclosure provides a composite sheet including: a nitride sintered body having a porous structure; and a semi-cured product of a thermosetting resin composition impregnated into the nitride sintered body, at least one principal surface of the composite sheet having line roughness Rz, specified in JIS B0601: 2013, of 10 µm or less.
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