KR102509908B1 - 수용액에 재 분산 가능한 셀룰로오스나노피브릴의 제조 방법 - Google Patents

수용액에 재 분산 가능한 셀룰로오스나노피브릴의 제조 방법 Download PDF

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KR102509908B1
KR102509908B1 KR1020207029778A KR20207029778A KR102509908B1 KR 102509908 B1 KR102509908 B1 KR 102509908B1 KR 1020207029778 A KR1020207029778 A KR 1020207029778A KR 20207029778 A KR20207029778 A KR 20207029778A KR 102509908 B1 KR102509908 B1 KR 102509908B1
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South Korea
Prior art keywords
aqueous solution
cnf
redispersible
cellulose nanofibrils
suspension
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KR1020207029778A
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English (en)
Korean (ko)
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KR20210002357A (ko
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귀화 양
광뤼 마
밍 허
지아추안 천
싱샹 지
웨이동 리
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치루 유니버시티 오브 테크놀로지
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Publication of KR20210002357A publication Critical patent/KR20210002357A/ko
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/003—Preparation of cellulose solutions, i.e. dopes, with different possible solvents, e.g. ionic liquids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/02—Oxycellulose; Hydrocellulose; Cellulosehydrate, e.g. microcrystalline cellulose
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/08—Fractionation of cellulose, e.g. separation of cellulose crystallites
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/04—Oxycellulose; Hydrocellulose

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Medicinal Preparation (AREA)
  • Cosmetics (AREA)
KR1020207029778A 2019-06-27 2020-01-03 수용액에 재 분산 가능한 셀룰로오스나노피브릴의 제조 방법 KR102509908B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201910567064.2 2019-06-27
CN201910567064.2A CN110272503B (zh) 2019-06-27 2019-06-27 一种水溶液可再分散型纤维素纳米纤丝的制备方法
PCT/CN2020/070225 WO2020258827A1 (zh) 2019-06-27 2020-01-03 一种水溶液可再分散型纤维素纳米纤丝的制备方法

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KR20210002357A KR20210002357A (ko) 2021-01-07
KR102509908B1 true KR102509908B1 (ko) 2023-03-14

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WO (1) WO2020258827A1 (zh)

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Publication number Priority date Publication date Assignee Title
CN110272503B (zh) * 2019-06-27 2020-11-24 齐鲁工业大学 一种水溶液可再分散型纤维素纳米纤丝的制备方法
CN112745451B (zh) * 2020-12-29 2021-11-23 华南理工大学 一种用cnf稳定的苯丙乳液及其制备方法与应用
CN114058027B (zh) * 2021-11-04 2023-01-06 华南理工大学 一种改善微/纳米纤维素干燥过程中絮聚的方法

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US20150141531A1 (en) * 2012-06-25 2015-05-21 Institut Polytechnique De Grenoble Process for manufacturing a fibrillated cellulose powder suitable for being dispersed in an aqueous medium

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CN101942102B (zh) * 2010-09-07 2012-05-23 东南大学 一种粉体纳米纤维素的制备方法
CN102433786B (zh) * 2011-10-31 2014-04-09 福建农林大学 一种机械力化学法制备微纳米纤维素的方法
CN103275336B (zh) * 2013-06-19 2015-06-10 天津科技大学 一种经干燥后易再分散的纤维素晶体的制备方法
CA2983185C (en) * 2015-05-01 2019-06-04 Fpinnovations A dry mixed re-dispersible cellulose filament/carrier product and the method of making the same
JP6534172B2 (ja) * 2015-06-05 2019-06-26 日本製紙株式会社 セルロースナノファイバーの乾燥固形物及びその製造方法ならびに乾燥固形物の再分散体
JP6805658B2 (ja) * 2015-09-10 2020-12-23 王子ホールディングス株式会社 微細繊維状セルロース再分散スラリーの製造方法および微細繊維状セルロース再分散スラリー
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CN110272503B (zh) * 2019-06-27 2020-11-24 齐鲁工业大学 一种水溶液可再分散型纤维素纳米纤丝的制备方法

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CN110272503B (zh) 2020-11-24
CN110272503A (zh) 2019-09-24
KR20210002357A (ko) 2021-01-07
WO2020258827A1 (zh) 2020-12-30

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