Rolled copper foil for producing two-dimensional hexagonal lattice compound and method of producing two-dimensional hexagonal lattice compound
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C30B-029/02
C22C-009/00
C30B-025/18
B32B-015/01
C22F-001/08
출원번호
US-0738076
(2015-06-12)
등록번호
US-9840757
(2017-12-12)
우선권정보
JP-2014-122097 (2014-06-13)
발명자
/ 주소
Chiba, Yoshihiro
출원인 / 주소
JX Nippon Mining & Metals Corporation
대리인 / 주소
Jenkins, Wilson, Taylor & Hunt
인용정보
피인용 횟수 :
1인용 특허 :
6
초록▼
A rolled copper foil for producing a two-dimensional hexagonal lattice compound, including P: 0.01 to 0.21 wt %, Fe: 0.006 wt % or less, and the balance being Cu and inevitable impurities, and having the following relationship: 2.0=(I/I0) where I is a (111) diffraction intensity determined by an X r
A rolled copper foil for producing a two-dimensional hexagonal lattice compound, including P: 0.01 to 0.21 wt %, Fe: 0.006 wt % or less, and the balance being Cu and inevitable impurities, and having the following relationship: 2.0=(I/I0) where I is a (111) diffraction intensity determined by an X ray diffraction of a rolled surface after heating at 1000° C. for 30 minutes and I0 is a (111) diffraction intensity determined by an X ray diffraction of fine powder copper.
대표청구항▼
1. A rolled copper foil for producing a two-dimensional hexagonal lattice compound, including 0.01 to 0.21 wt % phosphorous (P) and 0.001 to 0.006 wt % iron (Fe), having a thickness of 5 to 50 μm, and having the following relationship: 2.0≦(I/I0) where I is a (111) diffraction intensity determined b
1. A rolled copper foil for producing a two-dimensional hexagonal lattice compound, including 0.01 to 0.21 wt % phosphorous (P) and 0.001 to 0.006 wt % iron (Fe), having a thickness of 5 to 50 μm, and having the following relationship: 2.0≦(I/I0) where I is a (111) diffraction intensity determined by an X ray diffraction of a rolled surface after heating at 1000° C. for 30 minutes and I0 is a (111) diffraction intensity determined by an X ray diffraction of fine powder copper. 2. The rolled copper foil for producing a two-dimensional hexagonal lattice compound according to claim 1, wherein the average crystal grain size is 1000 μm or more after heating at 1000° C. for 30 minutes measured with a cutting method. 3. The rolled copper foil for producing a two-dimensional hexagonal lattice compound according to claim 1, wherein when 0.003 mm2 of a section area is observed, 1 to 60 inclusions each having a 0.1 μm or more of a circle conversion diameter are present. 4. The rolled copper foil for producing a two-dimensional hexagonal lattice compound according to claim 2, wherein when 0.015 mm2 of a section area is observed, 1 to 60 inclusions each having a 0.1 μm or more of a circle conversion diameter are present. 5. The rolled copper foil for producing a two-dimensional hexagonal lattice compound according to claim 1, wherein the two-dimensional hexagonal lattice compound is one of graphene and boron nitride. 6. The rolled copper foil for producing a two-dimensional hexagonal lattice compound according to claim 2, wherein the two-dimensional hexagonal lattice compound is one of graphene and boron nitride. 7. The rolled copper foil for producing a two-dimensional hexagonal lattice compound according to claim 3, wherein the two-dimensional hexagonal lattice compound is one of graphene and boron nitride. 8. The rolled copper foil for producing a two-dimensional hexagonal lattice compound according to claim 1, further comprising 0.01 wt % or less in total of one or more of elements selected from the group consisting of Ni, Sn, Mg, Ti and Zr. 9. The rolled copper foil for producing a two-dimensional hexagonal lattice compound according to claim 2, further comprising 0.01 wt % or less in total of one or more of elements selected from the group consisting of Ni, Sn, Mg, Ti and Zr. 10. The rolled copper foil for producing a two-dimensional hexagonal lattice compound according to claim 3, further comprising 0.01 wt % or less in total of one or more of elements selected from the group consisting of Ni, Sn, Mg, Ti and Zr. 11. The rolled copper foil for producing a two-dimensional hexagonal lattice compound according to claim 5, further comprising 0.01 wt % or less in total of one or more of elements selected from the group consisting of Ni, Sn, Mg, Ti and Zr. 12. The rolled copper foil for producing a two-dimensional hexagonal lattice compound according to claim 1, which is produced by hot rolling an ingot, annealing and cold rolling repeatedly one time or more, recrystallization annealing, and finally cold rolling, wherein reduction ratio η in the final cold rolling is defined as 1.0≦η<4.5. 13. The rolled copper foil for producing a two-dimensional hexagonal lattice compound according to claim 2, which is produced by hot rolling an ingot, annealing and cold rolling repeatedly one time or more, recrystallization annealing, and finally cold rolling, wherein reduction ratio η in the final cold rolling is defined as 1.0≦η<4.5. 14. The rolled copper foil for producing a two-dimensional hexagonal lattice compound according to claim 3, which is produced by hot rolling an ingot, annealing and cold rolling repeatedly one time or more, recrystallization annealing, and finally cold rolling, wherein reduction ratio η in the final cold rolling is defined as 1.0≦η<4.5. 15. A method of producing a two-dimensional hexagonal lattice compound using the rolled copper foil for producing a two-dimensional hexagonal lattice compound according to claim 1, comprising the steps of: providing a raw material gas of the two-dimensional hexagonal lattice compound while placing the heated rolled copper foil for producing a two-dimensional hexagonal lattice compound in a predetermined chamber to form the two-dimensional hexagonal lattice compound on a surface of the rolled copper foil for producing a two-dimensional hexagonal lattice compound; andlaminating a transfer sheet on the surface of the two-dimensional hexagonal lattice compound, and etching and removing the rolled copper foil for producing a two-dimensional hexagonal lattice compound while transferring the two-dimensional hexagonal lattice compound to the transfer sheet. 16. The rolled copper foil for producing a two-dimensional hexagonal lattice compound according to claim 1, wherein the foil comprises 0.001 to 0.005 wt % Fe.
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이 특허에 인용된 특허 (6)
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