[특허]Composite material and current collector for battery

[미국특허] Composite material and current collector for battery 원문보기

IPC분류정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	H01M-004/66
출원번호	US-0324068 (2002-12-20)
발명자 / 주소	Kelley,Kurtis C. Ostermeier,Charles F. Maroon,Matthew J.
출원인 / 주소	Firefly Energy, Inc.
대리인 / 주소	Finnegan, Henderson, Farabow, Garrett &
인용정보	피인용 횟수 : 10 인용 특허 : 107

초록

A composite material including a first carbon foam structure including a network of pores and a second carbon foam structure including a network of pores. An intermediate bonding structure is disposed at least in part between the first and second carbon foam structures.

대표청구항 ▼

What is claimed is: 1. A current collector for a battery, comprising: a first carbon foam structure including a network of pores; a first electrical connection element coupled with the first carbon foam structure; an intermediate bonding structure coupled with the first electrical connection element and the first carbon foam structure; and a second carbon foam structure, including a network of pores, coupled with the intermediate bonding structure. 2. The current collector of claim 1, wherein the intermediate bonding structure comprises an electrically conductive material. 3. The current collector of claim 2, wherein the first electrical connection element comprises a tab that extends beyond an edge of at least one of the first carbon foam structure and the second carbon foam structure, the tab being electrically coupled with both the first and second carbon foam structures. 4. The current collector of claim 1, wherein the intermediate bonding structure comprises an insulating material. 5. The current collector of claim 4, further comprising a second electrical connection element disposed between the intermediate bonding structure and the second carbon foam structure. 6. The current collector of claim 5, wherein the first and second electrical connection elements each comprise an electrically conductive tab and at least one electrically conductive portion extending from the tab. 7. The current collector of claim 6, wherein the tab of the first electrical connection element is electrically coupled with the first carbon foam structure, and the tab of the second electrical connection element is electrically coupled with the second carbon foam structure. 8. The current collector of claim 6, wherein the at least one electrically conductive portion comprises a metal. 9. The current collector of claim 1, wherein at least one of the first and second carbon foam structures comprises graphite foam. 10. The current collector of claim 1, wherein at least one of the first and second carbon foam structures has a total porosity value of at least about 60%. 11. The current collector of claim 1, wherein at least one of the first and second carbon foam structures has an open porosity value of at least about 90%. 12. The current collector of claim 1, wherein each of the first and second carbon foam structures has an average pore size of between about 0.25 mm and about 2.0 mm. 13. The current collector of claim 1, wherein the intermediate bonding structure permeates at least some of the pores of the first carbon foam structure and at least some of the pores of the second carbon foam structure. 14. The current collector of claim 1, wherein the intermediate bonding structure permeates the pores of the first carbon foam structure by a depth equal to or greater than an average pore size of the first carbon foam structure. 15. The current collector of claim 1, wherein the intermediate bonding structure permeates the pores of the second carbon foam structure by a depth equal to or greater than an average pore size of the second carbon foam structure. 16. The current collector of claim 1, wherein the intermediate bonding structure comprises a polymer. 17. The current collector of claim 16, wherein the intermediate bonding structure comprises polypropylene. 18. The current collector of claim 1, wherein the intermediate bonding structure comprises a metal. 19. A battery comprising: a housing; a positive terminal and a negative terminal; at least one cell disposed within the housing and including at least one positive plate and at least one negative plate connected to the positive terminal and negative terminal, respectively; and an electrolytic solution filling a volume between the positive and negative plates; wherein the at least one positive plate further includes a first carbon foam structure including a network of pores; a first electrical connection element coupled with the first carbon foam element; an intermediate bonding structure coupled with the first electrical connection element and the first carbon foam structure; a second carbon foam structure, including a network of pores, coupled with the intermediate bonding structure; and a chemically active paste disposed on the first and second carbon foam structures such that the chemically active paste penetrates at least some of the pores of both the first and second carbon foam structures. 20. The battery of claim 19, wherein the intermediate bonding structure permeates at least some of the pores of the first carbon foam structure and at least some of the pores of the second carbon foam structure. 21. The battery of claim 20, wherein the intermediate bonding structure permeates the pores of the first carbon foam structure by a depth equal to or greater than an average pore size of the first carbon foam structure. 22. The battery of claim 20, wherein the intermediate bonding structure permeates the pores of the second carbon foam structure by a depth equal to or greater than an average pore size of the second carbon foam structure. 23. The battery claim 19, wherein at least one of the first and second carbon foam structures comprises graphite foam. 24. The battery of claim 19, wherein at least one of the first and second carbon foam structures has a total porosity value of at least about 60%. 25. The battery of claim 19, wherein at least one of the first and second carbon foam structures has an open porosity value of at least about 90%. 26. The battery of claim 19, wherein each of the first and second carbon foam structures has an average pore size of between about 0. 25 mm and about 2.0 mm. 27. A lead acid battery comprising: a housing; a positive terminal and a negative terminal external to the housing; a plurality of cells connected in series between the positive terminal and the negative terminal; a plurality of positive plates and a plurality of negative plates disposed in alternating series within each of the plurality of cells; and an electrolytic solution disposed within the housing and filling a volume between adjacent pairs of positive and negative plates; wherein both the plurality of positive plates and the plurality of negative plates further include a multi-layered structure comprising a first carbon foam structure including a network of pores; a first electrical connection element coupled with the first carbon foam structure; an intermediate bonding structure coupled with the first electrical connection element and the first carbon foam structure; a second carbon foam structure, including a network of pores, coupled with the intermediate bonding structure; and a chemically active paste disposed on the first and second carbon foam structures such that the chemically active paste penetrates at least some of the pores of both the first and second carbon foam structures.

이 특허에 인용된 특허 (107) 인용/피인용 타임라인 분석

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이 특허를 인용한 특허 (10) 인용/피인용 타임라인 분석

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IPC	Description
A	생활필수품
A62	인명구조; 소방(사다리 E06C)
A62B	인명구조용의 기구, 장치 또는 방법(특히 의료용에 사용되는 밸브 A61M 39/00; 특히 물에서 쓰이는 인명구조 장치 또는 방법 B63C 9/00; 잠수장비 B63C 11/00; 특히 항공기에 쓰는 것, 예. 낙하산, 투출좌석 B64D; 특히 광산에서 쓰이는 구조장치 E21F 11/00)
A62B-1/08	.. 윈치 또는 풀리에 제동기구가 있는 것

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구성항목	기본정보 상세정보 관리번호, 국가코드, 자료구분, 상태, 출원번호, 출원일자, 공개번호, 공개일자, 등록번호, 등록일자, 발명명칭(한글), 발명명칭(영문), 출원인(한글), 출원인(영문), 출원인코드, 대표IPC 관리번호, 국가코드, 자료구분, 상태, 출원번호, 출원일자, 공개번호, 공개일자, 공고번호, 공고일자, 등록번호, 등록일자, 발명명칭(한글), 발명명칭(영문), 출원인(한글), 출원인(영문), 출원인코드, 대표출원인, 출원인국적, 출원인주소, 발명자, 발명자E, 발명자코드, 발명자주소, 발명자 우편번호, 발명자국적, 대표IPC, IPC코드, 요약, 미국특허분류, 대리인주소, 대리인코드, 대리인(한글), 대리인(영문), 국제공개일자, 국제공개번호, 국제출원일자, 국제출원번호, 우선권, 우선권주장일, 우선권국가, 우선권출원번호, 원출원일자, 원출원번호, 지정국, Citing Patents, Cited Patents
저장형식	Text(ASCII format) Excel format PIAS분석(.xls)
메일정보	받는사람 (필수) @ 보내는사람 (선택) @ 제목 내용 KISTI 검색결과 이메일 서비스
안내	총 건의 자료가 검색되었습니다. 다운받으실 자료의 인덱스를 입력하세요. (1-10,000) 검색결과의 순서대로 최대 10,000건 까지 다운로드가 가능합니다. 데이타가 많을 경우 속도가 느려질 수 있습니다.(최대 2~3분 소요) 다운로드 파일은 UTF-8 형태로 저장됩니다. 파일의 내용이 제대로 보이지 않을실 때는 웹브라우저 상단의 보기 -> 인코딩 -> 자동선택 여부를 확인하십시오. ~ Text(ASCII format) Excel format

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[미국특허] Composite material and current collector for battery 원문보기

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[미국특허] Composite material and current collector for battery 원문보기

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이 특허에 인용된 특허 (107) 인용/피인용 타임라인 분석

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