CN115141378B - 一种表面乙酰化纳米纤维素晶体接枝聚乳酸专用高效成核剂及其制备方法与应用 - Google Patents
一种表面乙酰化纳米纤维素晶体接枝聚乳酸专用高效成核剂及其制备方法与应用 Download PDFInfo
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- CN115141378B CN115141378B CN202210750492.0A CN202210750492A CN115141378B CN 115141378 B CN115141378 B CN 115141378B CN 202210750492 A CN202210750492 A CN 202210750492A CN 115141378 B CN115141378 B CN 115141378B
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- polylactic acid
- nucleating agent
- acetylated
- parts
- special efficient
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- 239000004626 polylactic acid Substances 0.000 title claims abstract description 64
- 229920000747 poly(lactic acid) Polymers 0.000 title claims abstract description 62
- 229920001046 Nanocellulose Polymers 0.000 title claims abstract description 48
- 239000002667 nucleating agent Substances 0.000 title claims abstract description 43
- 239000013078 crystal Substances 0.000 title claims abstract description 34
- 238000002360 preparation method Methods 0.000 title abstract description 13
- 239000003054 catalyst Substances 0.000 claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 9
- 230000007062 hydrolysis Effects 0.000 claims abstract 3
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract 3
- 238000002425 crystallisation Methods 0.000 claims description 17
- 238000002156 mixing Methods 0.000 claims description 13
- 230000008025 crystallization Effects 0.000 claims description 11
- 230000000655 anti-hydrolysis Effects 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 8
- FVKFHMNJTHKMRX-UHFFFAOYSA-N 3,4,6,7,8,9-hexahydro-2H-pyrimido[1,2-a]pyrimidine Chemical group C1CCN2CCCNC2=N1 FVKFHMNJTHKMRX-UHFFFAOYSA-N 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 4
- 238000005469 granulation Methods 0.000 claims description 3
- 230000003179 granulation Effects 0.000 claims description 3
- VPKDCDLSJZCGKE-UHFFFAOYSA-N carbodiimide group Chemical group N=C=N VPKDCDLSJZCGKE-UHFFFAOYSA-N 0.000 claims description 2
- 239000003112 inhibitor Substances 0.000 claims 2
- 238000006640 acetylation reaction Methods 0.000 abstract description 9
- 230000021736 acetylation Effects 0.000 abstract description 6
- 229920000642 polymer Polymers 0.000 abstract description 6
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 abstract description 5
- 239000011159 matrix material Substances 0.000 abstract description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract description 4
- 239000002105 nanoparticle Substances 0.000 abstract description 4
- 230000002209 hydrophobic effect Effects 0.000 abstract description 3
- 238000000227 grinding Methods 0.000 description 12
- 238000001035 drying Methods 0.000 description 10
- 239000002245 particle Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 150000001718 carbodiimides Chemical class 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 4
- 239000012153 distilled water Substances 0.000 description 4
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000001132 ultrasonic dispersion Methods 0.000 description 3
- 229920013724 bio-based polymer Polymers 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004108 freeze drying Methods 0.000 description 2
- 238000003760 magnetic stirring Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000006911 nucleation Effects 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229920003232 aliphatic polyester Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920002988 biodegradable polymer Polymers 0.000 description 1
- 239000004621 biodegradable polymer Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 210000000805 cytoplasm Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002159 nanocrystal Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000012763 reinforcing filler Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G81/00—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
- C08G81/02—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers at least one of the polymers being obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C08G81/024—Block or graft polymers containing sequences of polymers of C08C or C08F and of polymers of C08G
- C08G81/027—Block or graft polymers containing sequences of polymers of C08C or C08F and of polymers of C08G containing polyester or polycarbonate sequences
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/16—Auxiliary treatment of granules
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/24—Crystallisation aids
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
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CN202210750492.0A CN115141378B (zh) | 2022-06-28 | 2022-06-28 | 一种表面乙酰化纳米纤维素晶体接枝聚乳酸专用高效成核剂及其制备方法与应用 |
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CN202210750492.0A CN115141378B (zh) | 2022-06-28 | 2022-06-28 | 一种表面乙酰化纳米纤维素晶体接枝聚乳酸专用高效成核剂及其制备方法与应用 |
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CN115141378A CN115141378A (zh) | 2022-10-04 |
CN115141378B true CN115141378B (zh) | 2024-01-19 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104004101A (zh) * | 2013-02-27 | 2014-08-27 | 东北林业大学 | 一种乙酰化纳米纤维素晶体的制备方法 |
CN105601890A (zh) * | 2016-01-05 | 2016-05-25 | 华南理工大学 | 离子液体中有机碱催化合成半纤维素接枝聚乳酸的方法 |
CN105885367A (zh) * | 2014-12-12 | 2016-08-24 | 允友成(宿迁)复合新材料有限公司 | 一种纤维素纳米纤维/聚乳酸复合材料及其制备方法 |
CN110730792A (zh) * | 2017-05-12 | 2020-01-24 | 地方独立行政法人大阪产业技术研究所 | 聚乳酸接枝纤维素纳米纤维及其制造方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8829110B2 (en) * | 2010-02-11 | 2014-09-09 | Fpinnovations | Nanocomposite biomaterials of nanocrystalline cellulose (NCC) and polylactic acid (PLA) |
-
2022
- 2022-06-28 CN CN202210750492.0A patent/CN115141378B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104004101A (zh) * | 2013-02-27 | 2014-08-27 | 东北林业大学 | 一种乙酰化纳米纤维素晶体的制备方法 |
CN105885367A (zh) * | 2014-12-12 | 2016-08-24 | 允友成(宿迁)复合新材料有限公司 | 一种纤维素纳米纤维/聚乳酸复合材料及其制备方法 |
CN105601890A (zh) * | 2016-01-05 | 2016-05-25 | 华南理工大学 | 离子液体中有机碱催化合成半纤维素接枝聚乳酸的方法 |
CN110730792A (zh) * | 2017-05-12 | 2020-01-24 | 地方独立行政法人大阪产业技术研究所 | 聚乳酸接枝纤维素纳米纤维及其制造方法 |
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Effective date of registration: 20240402 Address after: 6th Floor, Office Building 2-6, Technology Collaborative Innovation Park, No. 999 Xiuxian Road, Nanchang Economic and Technological Development Zone, Nanchang City, Jiangxi Province, 330013 Patentee after: Nanchang Hors New Material Co.,Ltd. Country or region after: China Patentee after: JIANGXI HRS BIOTECH MATERIAL CO.,LTD. Address before: 210000 room 402-6, floor 4, building 6, design Industrial Park, No. 1, Zidan Road, Qinhuai District, Nanjing, Jiangsu Province Patentee before: Nanjing Sujing New Material Technology Co.,Ltd. Country or region before: China |
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