RU2018106891A - Способ получения термически отверждаемых смол, а также получаемые этим способом смолы - Google Patents

Способ получения термически отверждаемых смол, а также получаемые этим способом смолы Download PDF

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RU2018106891A
RU2018106891A RU2018106891A RU2018106891A RU2018106891A RU 2018106891 A RU2018106891 A RU 2018106891A RU 2018106891 A RU2018106891 A RU 2018106891A RU 2018106891 A RU2018106891 A RU 2018106891A RU 2018106891 A RU2018106891 A RU 2018106891A
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hmf
oligomer
preceding paragraphs
curable resins
thermally curable
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RU2018106891A
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Франсуа БАДУ
Стефан КРАВИЛИЦКИ
Марианджела МОРТАТО
Рето ФРАЙ
Мари-Кристин ЛАЖЕЛЬ
Кристофер ХОЛМС
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Авалон Индастриз Аг
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Claims (13)

1. Способ получения термически отверждаемых смол, включающий стадию взаимодействия образующего аминопласт соединения с 5-гидроксиметилфурфуролом (HMF) в приводящих к образованию продуктов поликонденсации условиях, отличающийся тем, что HMF включает по меньшей мере один HMF-олигомер, и что содержание HMF-олигомера составляет от 0,05 вес.% до 100 вес.%, в расчете на общее количество используемого HMF.
2. Способ по п.1, отличающийся тем, что стадия взаимодействия проводится при температурах в диапазоне от 20°С до 140°С.
3. Способ по п. 1 или 2, отличающийся тем, что молярное отношение используемого количества HMF к общему количеству образующего аминопласт соединения составляет от 0,20:1 до 3:1.
4. Способ по любому из предшествующих пунктов, отличающийся тем, что содержание HMF-олигомера, в расчете на общее количество используемого HMF, составляет от 0,05 вес.% до 10 вес.%.
5. Способ по любому из предшествующих пунктов, отличающийся тем, что HMF-олигомер имеет от 2 до 20 структурных единиц.
6. Способ по любому из предшествующих пунктов, отличающийся тем, что образующее аминопласт соединение представляет собой мочевину, меламин, замещенный меламин, замещенную мочевину, ацетилендикарбамид, гуанидин, тиомочевину, производное тиомочевины, диаминоалкан, диамидоалкан, или смесь по меньшей мере двух таких образующих аминопласты соединений.
7. Способ по любому из предшествующих пунктов, отличающийся тем, что HMF-олигомер представляет собой связанный атомом углерода HMF-олигомер.
8. Способ по любому из предшествующих пунктов, отличающийся тем, что стадия взаимодействия проводится в растворе до тех пор, пока раствор не достигнет желательной вязкости, или не завершится реакция.
9. Способ полюбому из предшествующих пунктов, отличающийся тем, что способ включает по меньшей мере одну дополнительную стадию, в которой для стадии реакции готовится 5-гидроксиметилфурфурол, который включает по меньшей мере один HMF-олигомер.
10. Способ по п.9, отличающийся тем, что 5-гидроксиметилфурфурол получают обработкой в условиях гидротермального процесса водной суспензии содержащей целлюлозу биомассы, и/или водного раствора углевода, образованного по меньшей мере одной гексозой, и/или водного раствора 5-гидроксиметилфурфурола.
11. Термически отверждаемая смола, получаемая способом по пп. 1-10.
12. Применение термически отверждаемых смол по п.11 для изготовления древесного композиционного материала.
13. Применение термически отверждаемых смол по п.11 для изготовления фанерных, древесноволокнистых композитных, древесностружечных или многослойных плит с прочностью внутреннего связывания (IB) ≥0,35 Н/мм2, определяемой согласно стандарту NF EN 319 (AFNOR 1993).
RU2018106891A 2017-02-27 2018-02-26 Способ получения термически отверждаемых смол, а также получаемые этим способом смолы RU2018106891A (ru)

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EP17158247.1A EP3366468B1 (de) 2017-02-27 2017-02-27 Verfahren zur herstellung thermisch härtbarer harze sowie durch das verfahren erhältliche harze
EP17158247.1 2017-02-27

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US20240247173A1 (en) 2021-05-26 2024-07-25 Lignum Technologies Ag Modified aminoplastic adhesive resin, procedure of its preparation, and composite materials prepared using the modified aminoplastic adhesive resin

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EP3366468B1 (de) 2022-04-06
BR102018003743A2 (pt) 2018-10-30
CA2996566A1 (en) 2018-08-27
MX2018002378A (es) 2018-11-09
JP2018162444A (ja) 2018-10-18
AU2018201390A1 (en) 2018-09-13
EP3366468A1 (de) 2018-08-29
US20180244825A1 (en) 2018-08-30
PH12018000061A1 (en) 2019-07-24
CN108503760A (zh) 2018-09-07

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