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RU2019126940A - Формованное изделие и способ его получения - Google Patents

Формованное изделие и способ его получения Download PDF

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RU2019126940A
RU2019126940A RU2019126940A RU2019126940A RU2019126940A RU 2019126940 A RU2019126940 A RU 2019126940A RU 2019126940 A RU2019126940 A RU 2019126940A RU 2019126940 A RU2019126940 A RU 2019126940A RU 2019126940 A RU2019126940 A RU 2019126940A
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resin
polyolefin resin
dispersed
phase
continuous phase
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RU2019126940A3 (ru
RU2744249C2 (ru
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Кейсуке КАТО
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Тойота Босоку Кабусики Кайся
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Claims (21)

1. Формованное изделие, полученное посредством формования термопластичной смолы, формованное изделие содержит:
- непрерывную фазу (A), содержащую первую полиолефиновую смолу и вторую полиолефиновую смолу, и
- дисперсную фазу (B), диспергированную в непрерывной фазе (A) и содержащую полиамидную смолу и модифицированный эластомер, причем
- дисперсная фаза (B) состоит из продукта смешения в расплаве полиамидной смолы и модифицированного эластомера,
- модифицированный эластомер представляет собой эластомер, содержащий реакционноспособную группу, реагирующую с полиамидной смолой,
- эластомер представляет собой термопластичный эластомер на основе олефина, содержащий в качестве скелета сополимер этилена или пропилена с α-олефином, содержащим от 3 до 8 атомов углерода, или термопластичный эластомер на основе стирола, имеющий стирольный скелет, и
- если принять полное количество непрерывной фазы (A) и дисперсной фазы (B) за 100 масс.%, содержание дисперсной фазы (B) составляет 70 масс.% или менее.
- если принять полное количество первой полиолефиновой смолы и второй полиолефиновой смолы за 100 масс.%, содержание второй полиолефиновой смолы составляет 80 масс.% или менее.
2. Изделие по п. 1, в котором термопластичная смола представляет собой смесь ударопрочной смолы, содержащей вторую полиолефиновую смолу, полиамидную смолу и модифицированный эластомер, и первой полиолефиновой смолы
3. Изделие по п. 1 или 2, в котором, если принять полное количество полиамидной смолы и модифицированного эластомера за 100 масс.%, содержание полиамидной смолы составляет 10 масс.% или более и 80 масс.% или менее.
4. Изделие по любому из пп. 1-3, в котором дисперсная фаза (B) содержит непрерывную фазу (B1), содержащую полиамидную смолу и тонкодисперсную фазу (B2), диспергированную в непрерывной фазе (B1) и содержащую модифицированный эластомер.
5. Изделие по любому из пп. 1-4, в котором полиамидная смола представляет собой полиамид 6.
6. Изделие по п. 5, в котором вторая полиолефиновая смола имеет среднечисленная молекулярная масса 300000 или более
7. Изделие по любому из пп. 1-6, в котором первая полиолефиновая смола представляет собой блок-сополимерную полиолефиновую смолу, содержащую этиленовый блок в качестве дисперсной фазы, и по меньшей мере часть этиленового блока агрегирована на межфазной границе между непрерывной фазой (A) и дисперсной фазой (B)
8. Способ получения формованного изделия по п. 1, включающий:
- этап получения исходного материала для формованного изделия, на котором ударопрочную смолу, полученную смешением в расплаве продукта смешения в расплаве полиамидной смолы и модифицированного эластомера, смешивают со второй полиолефиновой смолой и первой полиолефиновой смолой с получением исходного материала для формованного изделия; и
- этап формования, на котором исходный материал для формованного изделия формуют с получением формованного изделия.
9. Способ по п. 8, в котором
- ударопрочная смола имеет непрерывную фазу (C), содержащую вторую полиолефиновую смолу, и дисперсную фазу (B), диспергированную в непрерывной фазе (C) и содержащую полиамидную смолу и модифицированный эластомер, и
- дисперсная фаза (B) содержит непрерывную фазу (B1) содержащую полиамидную смолу, и тонкодисперсную фазу (B2), диспергированную в непрерывной фазе (B1) и содержащую модифицированный эластомер.
10. Способ по п. 8 или 9, в котором первая полиолефиновая смола является блок-сополимерной полиолефиновой смолой, содержащей этиленовый блок в качестве дисперсной фазы.
RU2019126940A 2017-01-30 2018-01-19 Формованное изделие и способ его получения RU2744249C2 (ru)

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WO2017094737A1 (ja) * 2015-12-01 2017-06-08 トヨタ紡織株式会社 成形体及びその製造方法
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WO2020152964A1 (ja) * 2019-01-24 2020-07-30 トヨタ紡織株式会社 熱可塑性樹脂組成物及びその製造方法、成形体及びその製造方法、並びに改質剤及び改質方法
JP2024131491A (ja) * 2023-03-16 2024-09-30 住友理工株式会社 車両用冷却液輸送チューブ用樹脂組成物および車両用冷却液輸送チューブ

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