公开(公告)号：US20240400808A1

公开(公告)日：2024-12-05

申请号：US18807116

申请日：2024-08-16

Applicant: DENKA COMPANY LIMITED

Inventor： Toru ARAI ,  Shota YAMAMOTO ,  Hiroaki NISHIMURA ,  Azusa YAGI

IPC: C08L23/08 ,  B32B7/12 ,  B32B15/082 ,  B32B15/085 ,  B32B15/20 ,  B32B17/10 ,  B32B27/08 ,  B32B27/32 ,  C08F210/02 ,  C08F212/08 ,  C08F212/36 ,  C08K5/14 ,  C08L25/08

Abstract: A laminate has an olefin-aromatic vinyl compound-aromatic polyene copolymer and a metal foil. The number average molecular copolymer weight is between 5000 and 100000; the aromatic vinyl compound monomer is aromatic vinyl compound having between 8 and 20 carbon atoms, and the aromatic vinyl compound monomer unit content is between 10 and 60 mass %; the aromatic polyene is selected having between 5 and 20 carbon atoms and vinyl and/or vinylene groups in the molecule, the content derived from the aromatic polyene unit is between 1.5 and 20 pieces per number average molecular weight; and the olefin is selected having between 2 and 20 carbon atoms, being ethylene alone, or having a mass ratio of α-olefin monomer components other than ethylene to an ethylene monomer component contained in the olefin, of 1/7 or less, and the total monomer units of the olefin, aromatic vinyl compound, and aromatic polyene is 100 mass %.

公开(公告)号：US20220403673A1

公开(公告)日：2022-12-22

申请号：US17639175

申请日：2020-08-26

Applicant: DENKA COMPANY LIMITED

Inventor： Tomohiro YAMASHITA ,  Hiroaki NISHIMURA

IPC: E04G23/02 ,  B32B37/12 ,  B32B13/14 ,  B32B5/02 ,  B32B7/12

Abstract: A method for reinforcing a concrete structure so as to have high substrate visibility and sufficient reinforcing performance. A fiber sheet for reinforcing a concrete structure, the sheet including: a framework in which a filament-based, multi-axial mesh sheet and a matrix resin are integrated, wherein the multi-axial mesh sheet has a base weight amount in a range of 500 g/m2 to 1000 g/m2.

公开(公告)号：US20230023832A1

公开(公告)日：2023-01-26

申请号：US17781499

申请日：2020-12-01

Applicant: DENKA COMPANY LIMITED

Inventor： Toru ARAI ,  Shota YAMAMOTO ,  Hiroaki NISHIMURA ,  Azusa YAGI

IPC: B32B15/082 ,  B32B15/20 ,  C08F210/02 ,  C08F212/08 ,  C08F212/36 ,  C08K5/14

Abstract: A laminate has an olefin-aromatic vinyl compound-aromatic polyene copolymer and a metal foil. The number average molecular copolymer weight is between 5000 and 100000; the aromatic vinyl compound monomer is aromatic vinyl compound having between 8 and 20 carbon atoms, and the aromatic vinyl compound monomer unit content is between 10 and 60 mass %; the aromatic polyene is selected having between 5 and 20 carbon atoms and vinyl and/or vinylene groups in the molecule, the content derived from the aromatic polyene unit is between 1.5 and 20 pieces per number average molecular weight; and the olefin is selected having between 2 and 20 carbon atoms, being ethylene alone, or having a mass ratio of α-olefin monomer components other than ethylene to an ethylene monomer component contained in the olefin, of 1/7 or less, and the total monomer units of the olefin, aromatic vinyl compound, and aromatic polyene is 100 mass %.

公开(公告)号：US20240400807A1

公开(公告)日：2024-12-05

申请号：US18799459

申请日：2024-08-09

Applicant: DENKA COMPANY LIMITED

Inventor： Toru ARAI ,  Shota YAMAMOTO ,  Hiroaki NISHIMURA ,  Azusa YAGI

IPC: C08L23/08 ,  B32B7/12 ,  B32B15/082 ,  B32B15/085 ,  B32B15/20 ,  B32B17/10 ,  B32B27/08 ,  B32B27/32 ,  C08F210/02 ,  C08F212/08 ,  C08F212/36 ,  C08K5/14 ,  C08L25/08

Abstract: A curable composition includes an olefin-aromatic vinyl compound-aromatic polyene copolymer satisfying conditions (1) to (4) and an additive resin, which is a polyphenylene ether. (1) The number average molecular weight of the copolymer is 5000 to 100000. (2) The aromatic vinyl compound monomer has 8 to 20 carbon atoms, and the content of the unit of the monomer is 0 to 70 mass %. (3) The aromatic polyene is selected from polyenes having 5 to 20 carbon atoms and a plurality of vinyl and/or vinylene groups in the molecule, and the content of the groups is 1.5 to 20 pieces per number average molecular weight. (4) The olefin is selected from olefins having 2 to 20 carbon atoms, and the total monomer units of the olefin, aromatic vinyl compound, and aromatic polyene is 100 mass %.

公开(公告)号：US20230023889A1

公开(公告)日：2023-01-26

申请号：US17782000

申请日：2020-12-01

Applicant: DENKA COMPANY LIMITED

Inventor： Toru ARAI ,  Shota YAMAMOTO ,  Hiroaki NISHIMURA ,  Azusa YAGI

IPC: C08L23/08 ,  C08L25/08 ,  B32B15/20 ,  B32B15/085 ,  B32B7/12 ,  B32B27/32 ,  B32B27/08 ,  B32B17/10

Abstract: A curable composition includes an olefin-aromatic vinyl compound-aromatic polyene copolymer satisfying conditions (1) to (4) and an additive resin, which is at least one of a hydrocarbon-based elastomer, polyphenylene ether, olefin-aromatic vinyl compound-aromatic polyene copolymerized oligomer, and aromatic polyene-based resin. (1) The number average molecular weight of the copolymer is 5000 to 100000. (2) The aromatic vinyl compound monomer has 8 to 20 carbon atoms, and the content of the unit of the monomer is 0 to 70 mass %. (3) The aromatic polyene is selected from polyenes having 5 to 20 carbon atoms and a plurality of vinyl and/or vinylene groups in the molecule, and the content of the groups is 1.5 to 20 pieces per number average molecular weight. (4) The olefin is selected from olefins having 2 to 20 carbon atoms, and the total monomer units of the olefin, aromatic vinyl compound, and aromatic polyene is 100 mass %.