RU2020135063A - Смоляная композиция, материал вторичного покрытия для оптического волокна и оптическое волокно - Google Patents

Смоляная композиция, материал вторичного покрытия для оптического волокна и оптическое волокно Download PDF

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RU2020135063A
RU2020135063A RU2020135063A RU2020135063A RU2020135063A RU 2020135063 A RU2020135063 A RU 2020135063A RU 2020135063 A RU2020135063 A RU 2020135063A RU 2020135063 A RU2020135063 A RU 2020135063A RU 2020135063 A RU2020135063 A RU 2020135063A
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resin composition
composition according
paragraphs
meth
acrylate
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RU2020135063A
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RU2020135063A3 (ru
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Кацуси ХАМАКУБО
Юя ХОММА
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Сумитомо Электрик Индастриз, Лтд.
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Claims (15)

1. Смоляная композиция, содержащая основную смолу, содержащую олигоуретан(мет)акрилат, мономер, имеющий феноксильную группу, и инициатор фотополимеризации, и гидрофобные частицы неорганического оксида, в которой
вязкость составляет 300 мПа⋅с или более и 4200 мПа⋅с или менее при 45°С, и
содержание мономера, имеющего феноксильную группу, составляет 1 мас.% или более и 30 мас.% или менее исходя из общего количества основной смолы.
2. Смоляная композиция по п. 1, в которой основная смола кроме того содержит мономер, не имеющий феноксильной группы.
3. Смоляная композиция по п. 2, в которой вязкость мономера, не имеющего феноксильной группы, составляет 50 мПа⋅с или менее при 25°С.
4. Смоляная композиция по любому одному из пп. 1-3, в которой мономер, имеющий феноксильную группу, представляет собой по меньшей мере один, выбираемый из группы, состоящей из 2-феноксиэтил(мет)акрилата, 3-феноксибензил(мет)акрилата, феноксидиэтиленгликоль(мет)акрилата и феноксиполиэтиленгликоль(мет)акрилата.
5. Смоляная композиция по любому одному из пп. 1-3, в которой частицы неорганического оксида представляют собой по меньшей мере одни, выбираемые из группы, состоящей из диоксида кремния, диоксида циркония, оксида алюминия, оксида магния, оксида титана, оксида олова и оксида цинка.
6. Смоляная композиция по любому одному из пп. 1-3, в которой средний диаметр первичных частиц неорганического оксида составляет 200 нм или менее.
7. Смоляная композиция по любому одному из пп. 1-3, в которой содержание частиц неорганического оксида составляет 1 мас.% или более и 60 мас.% или менее исходя из общего количества смоляной композиции.
8. Материал вторичного покрытия для оптического волокна, содержащий смоляную композицию по любому одному из пп. 1-7.
9. Оптическое волокно, содержащее:
стеклянное волокно, содержащее сердцевину и оболочку;
первичный смоляной слой, контактирующий со стеклянным волокном и покрытием стеклянного волокна; и
вторичный смоляной слой, покрывающий первичный смоляной слой;
в котором вторичный смоляной слой содержит отвержденный продукт смоляной композиции по любому одному из пп. 1-7.
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