[특허]Flame-retardant optical fiber coating

Flame-retardant optical fiber coating 원문보기

IPC분류정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	G02B-006/02 G02B-001/14 C03C-025/1065 C03C-025/106 C03C-013/04 C03C-025/105 C09D-004/00 C09D-005/18 C09K-021/02 C09K-021/12 G02B-001/04 C08K-003/26 C08K-003/38 C08K-003/22 C08F-222/10
출원번호	US-0363611 (2016-11-29)
등록번호	US-10222547 (2019-03-05)
발명자 / 주소	Chen, Yangbin Gallo, Emanuela Ocampo, Manuela
출원인 / 주소	CORNING INCORPORATED
인용정보	피인용 횟수 : 0 인용 특허 : 65

초록 ▼

A flame retardant optical fiber is provided. The flame retardant optical fiber includes a glass core, a cladding surrounding the glass core and a primary coating adhered to the cladding. The flame retardant optical fiber also includes a secondary coating surrounding the primary coating, wherein the secondary coating is formed from a coating composition that is substantially free of an oligomeric component and that comprises a flame retardant composition including a flame retardant material.

대표청구항 ▼

1. A flame retardant optical fiber comprising: a glass core;a glass cladding surrounding the glass core;a primary coating adhered to the cladding, the primary coating having a glass transition temperature of less than about 0° C.; anda secondary coating surrounding the primary coating, wherein the secondary coating is formed from a coating composition that is substantially free of an oligomeric component and that comprises a flame retardant composition comprising a flame retardant material,wherein the flame retardant material comprises at least one inorganic and halogen-free flame retardant filler, andwherein the at least one inorganic and halogen-free flame retardant filler is selected from the group consisting of hydrated magnesium calcium carbonate, zinc borate, phosphates and mixtures thereof. 2. The flame retardant optical fiber of claim 1, wherein the at least one inorganic and halogen-free flame retardant filler has a particle size ranging from about 0.01 μm to about 10 μm. 3. The flame retardant optical fiber of claim 1, wherein the flame retardant composition comprises the flame retardant material in an amount of greater than about 20 wt. %. 4. The flame retardant optical fiber of claim 1, wherein the flame retardant composition comprises the flame retardant material in an amount of between about 25 wt. % and about 80 wt. %. 5. The flame retardant optical fiber of claim 1, wherein the coating composition of the secondary coating comprises flame retardant composition in an amount of between about 30 wt. % and about 95 wt. %. 6. The flame retardant optical fiber of claim 1, wherein the coating composition of the secondary coating comprises the flame retardant composition in an amount of between about 45 wt. % and about 90 wt. %. 7. The flame retardant optical fiber of claim 1, wherein the flame retardant composition comprises two or more radiation curable components in an amount of between about 5.0 wt. % to about 95 wt. %. 8. The flame retardant optical fiber of claim 1, wherein the flame retardant composition comprises two or more radiation curable components in an amount of between about 10 wt. % to about 85 wt. %. 9. The flame retardant optical fiber of claim 1, wherein the coating composition of the secondary coating comprises a radiation-curable component. 10. The flame retardant optical fiber of claim 1, wherein the coating composition of the secondary coating comprises a radiation curable component, and wherein the flame retardant composition comprises two or more radiation curable components in an amount of between about 5.0 wt. % to about 95 wt. %. 11. The flame retardant optical fiber of claim 1, wherein the coating composition of the secondary coating further comprises a photoinitiator. 12. The flame retardant optical fiber of claim 11, wherein the coating composition of the secondary coating comprises the photoinitiator in an amount of between about 0.50 wt. % to about 5.0 wt. %. 13. The flame retardant optical fiber of claim 1 comprising a Limiting Oxygen Index (LOI) of greater than about 30%. 14. The flame retardant optical fiber of claim 1 comprising a Limiting Oxygen Index (LOI) of greater than about 32%. 15. The flame retardant optical fiber of claim 1 comprising a Limiting Oxygen Index (LOI) of greater than about 34%. 16. The flame retardant optical fiber of claim 1 comprising a time to ignition (TTI) of greater than about 45 seconds. 17. The flame retardant optical fiber of claim 1 comprising a time to ignition (TTI) of greater than about 50 seconds. 18. The flame retardant optical fiber of claim 1 comprising a peak of heat release rate (PHRR) of less than about 1200 kW/m2. 19. The flame retardant optical fiber of claim 1 comprising a peak of heat release rate (PHRR) of less than about 1000 kW/m2. 20. The flame retardant optical fiber of claim 1 comprising a total heat release (THR) of less than about 80 MJ/m2. 21. The flame retardant optical fiber of claim 1 comprising a total heat release (THR) of less than about 60 MJ/m2. 22. The flame retardant optical fiber of claim 1 comprising a flame propagation index of less than about 32 kW/m2s. 23. The flame retardant optical fiber of claim 1 comprising a flame propagation index of less than about 28 kW/m2s.

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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

내보내기 구분	파일저장 인쇄 메일전송
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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

연합인증

Flame-retardant optical fiber coating 원문보기

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Flame-retardant optical fiber coating 원문보기

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연구과제 타임라인

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