JP2021155750A5 - - Google Patents
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- JP2021155750A5 JP2021155750A5 JP2021096841A JP2021096841A JP2021155750A5 JP 2021155750 A5 JP2021155750 A5 JP 2021155750A5 JP 2021096841 A JP2021096841 A JP 2021096841A JP 2021096841 A JP2021096841 A JP 2021096841A JP 2021155750 A5 JP2021155750 A5 JP 2021155750A5
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- composite particles
- cellulose
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- resin
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- 239000011246 composite particle Substances 0.000 claims 19
- 229920002678 cellulose Polymers 0.000 claims 18
- 239000001913 cellulose Substances 0.000 claims 18
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims 12
- 229920005992 thermoplastic resin Polymers 0.000 claims 8
- 229920003043 Cellulose fiber Polymers 0.000 claims 6
- 239000006185 dispersion Substances 0.000 claims 6
- 238000000034 method Methods 0.000 claims 5
- 229920005989 resin Polymers 0.000 claims 5
- 239000011347 resin Substances 0.000 claims 5
- 238000004898 kneading Methods 0.000 claims 4
- 238000004519 manufacturing process Methods 0.000 claims 4
- 239000011342 resin composition Substances 0.000 claims 4
- 239000007788 liquid Substances 0.000 claims 3
- 239000000088 plastic resin Substances 0.000 claims 1
Claims (7)
前記複合粒子中の微細セルロースの比率が１０質量％以上９５質量％以下であり、
分散液中の微細セルロース濃度が１質量％となるように前記複合粒子をジメチルスルホキシド中に分散させて得た分散液の、液温２５℃及び剪断速度１０ｓ-1における粘度η10が、１０ｍＰａ・ｓ以上である、複合粒子。 Composite particles containing fine cellulose containing cellulose fibers and/or cellulose whiskers having a number average diameter of 2 nm or more and less than 1000 nm and a thermoplastic resin,
The ratio of fine cellulose in the composite particles is 10% by mass or more and 95% by mass or less,
The dispersion obtained by dispersing the composite particles in dimethyl sulfoxide so that the fine cellulose concentration in the dispersion is 1% by mass has a viscosity η of 10 mPa· at a liquid temperature of 25°C and a shear rate of 10 s -1 . s or more, composite particles.
前記複合粒子中の微細セルロースの比率が１０質量％以上９５質量％以下であり、 The ratio of fine cellulose in the composite particles is 10% by mass or more and 95% by mass or less,
分散液中の微細セルロース濃度が１質量％となるように前記複合粒子をジメチルスルホキシド中に分散させて得た分散液の、液温２５℃及び剪断速度１０ｓ A dispersion obtained by dispersing the composite particles in dimethyl sulfoxide so that the concentration of fine cellulose in the dispersion is 1% by mass was measured at a liquid temperature of 25 ° C. and a shear rate of 10 s. -1-1 における粘度ηviscosity η at 10Ten が、１０ｍＰａ・ｓ以上である、複合粒子。is 10 mPa·s or more.
数平均径が２ｎｍ以上１０００ｎｍ未満である、セルロースファイバー及び／又はセルロースウィスカーを含む微細セルロースと、熱可塑性樹脂とを含む複合粒子を形成する工程、及び
前記複合粒子と、前記複合粒子に含まれる熱可塑性樹脂とは異なる熱可塑性樹脂と、を混練する工程、
を含む、方法。 A method for producing a resin composition,
a step of forming composite particles containing fine cellulose containing cellulose fibers and/or cellulose whiskers having a number average diameter of 2 nm or more and less than 1000 nm, and a thermoplastic resin ; and the composite particles and heat contained in the composite particles. a step of kneading a thermoplastic resin different from the plastic resin;
A method, including
数平均径が２ｎｍ以上１０００ｎｍ未満である、セルロースファイバー及び／又はセルロースウィスカーを含む微細セルロースと、ジメチルスルホキシドに可溶である樹脂とを含む複合粒子を形成する工程、及び forming composite particles containing fine cellulose containing cellulose fibers and/or cellulose whiskers and having a number average diameter of 2 nm or more and less than 1000 nm, and a resin soluble in dimethylsulfoxide;
前記複合粒子と、前記複合粒子に含まれる熱可塑性樹脂とは異なる熱可塑性樹脂と、を混練する工程、 kneading the composite particles and a thermoplastic resin different from the thermoplastic resin contained in the composite particles;
を含む、方法。A method, including
数平均径が２ｎｍ以上１０００ｎｍ未満である、セルロースファイバー及び／又はセルロースウィスカーを含む微細セルロースと、熱可塑性樹脂とを含む複合粒子を形成する工程と、
押出機において熱可塑性樹脂を溶融混練する第１の工程と、
第１の工程の溶融された樹脂に前記複合粒子を添加する第２の工程と、
を含む、方法。 A method for producing a resin composition,
a step of forming composite particles containing fine cellulose containing cellulose fibers and/or cellulose whiskers having a number average diameter of 2 nm or more and less than 1000 nm, and a thermoplastic resin;
A first step of melt-kneading a thermoplastic resin in an extruder;
a second step of adding the composite particles to the molten resin of the first step;
A method, including
数平均径が２ｎｍ以上１０００ｎｍ未満である、セルロースファイバー及び／又はセルロースウィスカーを含む微細セルロースと、ジメチルスルホキシドに可溶である樹脂とを含む複合粒子を形成する工程と、 forming composite particles containing fine cellulose containing cellulose fibers and/or cellulose whiskers and having a number average diameter of 2 nm or more and less than 1000 nm, and a resin soluble in dimethylsulfoxide;
押出機において熱可塑性樹脂を溶融混練する第１の工程と、 A first step of melt-kneading a thermoplastic resin in an extruder;
第１の工程の溶融された樹脂に前記複合粒子を添加する第２の工程と、 a second step of adding the composite particles to the molten resin of the first step;
を含む、方法。A method, including
分散液中の微細セルロース濃度が１質量％となるように前記複合粒子をジメチルスルホキシド中に分散させて得た分散液の、液温２５℃及び剪断速度１０ｓ A dispersion obtained by dispersing the composite particles in dimethyl sulfoxide so that the concentration of fine cellulose in the dispersion is 1% by mass was measured at a liquid temperature of 25 ° C. and a shear rate of 10 s. -1-1 における粘度ηviscosity η at 10Ten が、１０ｍＰａ・ｓ以上である、請求項３～６のいずれか一項に記載の方法。is 10 mPa·s or more. The method according to any one of claims 3 to 6.
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018164590 | 2018-09-03 | ||
| JP2018164630 | 2018-09-03 | ||
| JP2018164630 | 2018-09-03 | ||
| JP2018164610 | 2018-09-03 | ||
| JP2018164590 | 2018-09-03 | ||
| JP2018164610 | 2018-09-03 | ||
| JP2020541249A JP6896946B2 (en) | 2018-09-03 | 2019-09-03 | Composite particles and resin composition |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020541249A Division JP6896946B2 (en) | 2018-09-03 | 2019-09-03 | Composite particles and resin composition |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021155750A JP2021155750A (en) | 2021-10-07 |
| JP2021155750A5 true JP2021155750A5 (en) | 2022-09-12 |
| JP7385625B2 JP7385625B2 (en) | 2023-11-22 |
Family
ID=69722365
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020541249A Active JP6896946B2 (en) | 2018-09-03 | 2019-09-03 | Composite particles and resin composition |
| JP2021096841A Active JP7385625B2 (en) | 2018-09-03 | 2021-06-09 | Composite particles and resin compositions |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020541249A Active JP6896946B2 (en) | 2018-09-03 | 2019-09-03 | Composite particles and resin composition |
Country Status (2)
| Country | Link |
|---|---|
| JP (2) | JP6896946B2 (en) |
| WO (1) | WO2020050286A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7234590B2 (en) * | 2018-11-13 | 2023-03-08 | 凸版印刷株式会社 | Coating composition |
| JP7444669B2 (en) | 2020-03-25 | 2024-03-06 | 旭化成株式会社 | Composite particles containing fine cellulose fibers and resin compositions containing composite particles |
| CN114402104B (en) * | 2020-05-29 | 2024-04-05 | 株式会社Lg化学 | Fibrillated fibers and methods for making the same |
| CN114479389B (en) * | 2022-03-28 | 2023-05-23 | 金发科技股份有限公司 | Nanofiber modified PBT composite material and preparation method and application thereof |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6026042A (en) * | 1983-07-20 | 1985-02-08 | Sekisui Plastics Co Ltd | Expandable thermoplastic resin particle composition |
| JPH1170535A (en) * | 1997-08-28 | 1999-03-16 | Matsushita Electric Ind Co Ltd | Manufacture of cellulose molded piece |
| JP2005270891A (en) | 2004-03-26 | 2005-10-06 | Tetsuo Kondo | Wet crushing method of polysaccharide |
| JP4261403B2 (en) * | 2004-03-29 | 2009-04-30 | 積水化成品工業株式会社 | Method for producing porous resin particles |
| JP5030667B2 (en) | 2007-05-29 | 2012-09-19 | 国立大学法人京都大学 | Microfibrillated cellulose composite resin and method for producing the same |
| JP2009107155A (en) * | 2007-10-26 | 2009-05-21 | Panasonic Electric Works Co Ltd | Mfc/resin composite material, manufacturing method therefor, and molding |
| JP5673931B2 (en) * | 2010-10-26 | 2015-02-18 | 日産化学工業株式会社 | Mixture and cellulose fiber dispersion composition and method for producing them |
| JP5923370B2 (en) | 2011-06-07 | 2016-05-24 | 花王株式会社 | Additive for resin modification and method for producing the same |
| RU2638984C2 (en) * | 2012-07-03 | 2017-12-19 | Геркулес Инкорпорейтед | Water-soluble powder polymers having improved dispersibility |
| JP7010243B2 (en) | 2017-01-12 | 2022-01-26 | コニカミノルタ株式会社 | A resin composition and a method for manufacturing a three-dimensional model using the resin composition. |
| JP6904563B2 (en) * | 2017-08-25 | 2021-07-21 | 国立研究開発法人森林研究・整備機構 | Method of manufacturing composite particles and composite particles obtained by the manufacturing method |
-
2019
- 2019-09-03 JP JP2020541249A patent/JP6896946B2/en active Active
- 2019-09-03 WO PCT/JP2019/034666 patent/WO2020050286A1/en active Application Filing
-
2021
- 2021-06-09 JP JP2021096841A patent/JP7385625B2/en active Active
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