KR101865813B1 - 폴리락트산 복합체 제조방법 - Google Patents
폴리락트산 복합체 제조방법 Download PDFInfo
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- KR101865813B1 KR101865813B1 KR1020160177565A KR20160177565A KR101865813B1 KR 101865813 B1 KR101865813 B1 KR 101865813B1 KR 1020160177565 A KR1020160177565 A KR 1020160177565A KR 20160177565 A KR20160177565 A KR 20160177565A KR 101865813 B1 KR101865813 B1 KR 101865813B1
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- KR
- South Korea
- Prior art keywords
- polylactic acid
- plla
- scpla
- lactic acid
- present
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000002131 composite material Substances 0.000 title claims description 11
- 238000000034 method Methods 0.000 title abstract description 19
- -1 poly(L-lactic acid) Polymers 0.000 title description 4
- 229920000747 poly(lactic acid) Polymers 0.000 claims abstract description 70
- 239000004626 polylactic acid Substances 0.000 claims abstract description 63
- 239000000178 monomer Substances 0.000 claims abstract description 25
- JVTAAEKCZFNVCJ-REOHCLBHSA-N L-lactic acid Chemical compound C[C@H](O)C(O)=O JVTAAEKCZFNVCJ-REOHCLBHSA-N 0.000 claims abstract description 11
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims description 26
- 239000002245 particle Substances 0.000 claims description 26
- 235000014655 lactic acid Nutrition 0.000 claims description 13
- 239000004310 lactic acid Substances 0.000 claims description 13
- 239000003999 initiator Substances 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 4
- 230000000704 physical effect Effects 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 5
- 230000015556 catabolic process Effects 0.000 abstract description 3
- 238000006731 degradation reaction Methods 0.000 abstract description 3
- 239000012467 final product Substances 0.000 abstract description 3
- 229920001432 poly(L-lactide) Polymers 0.000 abstract description 2
- 238000002425 crystallisation Methods 0.000 description 20
- 230000008025 crystallization Effects 0.000 description 20
- 238000001816 cooling Methods 0.000 description 15
- 238000002844 melting Methods 0.000 description 15
- 230000008018 melting Effects 0.000 description 15
- 239000003054 catalyst Substances 0.000 description 13
- 238000010309 melting process Methods 0.000 description 11
- 238000006116 polymerization reaction Methods 0.000 description 11
- 238000002156 mixing Methods 0.000 description 9
- 229920000642 polymer Polymers 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 239000000945 filler Substances 0.000 description 8
- 239000000047 product Substances 0.000 description 6
- 238000001953 recrystallisation Methods 0.000 description 6
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229930182843 D-Lactic acid Natural products 0.000 description 2
- JVTAAEKCZFNVCJ-UWTATZPHSA-N D-lactic acid Chemical compound C[C@@H](O)C(O)=O JVTAAEKCZFNVCJ-UWTATZPHSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- 229920002988 biodegradable polymer Polymers 0.000 description 2
- 239000004621 biodegradable polymer Substances 0.000 description 2
- 229940022769 d- lactic acid Drugs 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229920002521 macromolecule Polymers 0.000 description 2
- 239000004014 plasticizer Substances 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- CRHIAMBJMSSNNM-UHFFFAOYSA-N tetraphenylstannane Chemical compound C1=CC=CC=C1[Sn](C=1C=CC=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 CRHIAMBJMSSNNM-UHFFFAOYSA-N 0.000 description 2
- FWPIDFUJEMBDLS-UHFFFAOYSA-L tin(II) chloride dihydrate Chemical compound O.O.Cl[Sn]Cl FWPIDFUJEMBDLS-UHFFFAOYSA-L 0.000 description 2
- QHGNHLZPVBIIPX-UHFFFAOYSA-N tin(ii) oxide Chemical compound [Sn]=O QHGNHLZPVBIIPX-UHFFFAOYSA-N 0.000 description 2
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 2
- 229920001661 Chitosan Polymers 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910021627 Tin(IV) chloride Inorganic materials 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 239000003377 acid catalyst Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- JPUHCPXFQIXLMW-UHFFFAOYSA-N aluminium triethoxide Chemical compound CCO[Al](OCC)OCC JPUHCPXFQIXLMW-UHFFFAOYSA-N 0.000 description 1
- 238000012442 analytical experiment Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 229920006237 degradable polymer Polymers 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- HQWPLXHWEZZGKY-UHFFFAOYSA-N diethylzinc Chemical compound CC[Zn]CC HQWPLXHWEZZGKY-UHFFFAOYSA-N 0.000 description 1
- 238000000113 differential scanning calorimetry Methods 0.000 description 1
- 238000012674 dispersion polymerization Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012766 organic filler Substances 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000012974 tin catalyst Substances 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- KSBAEPSJVUENNK-UHFFFAOYSA-L tin(ii) 2-ethylhexanoate Chemical compound [Sn+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O KSBAEPSJVUENNK-UHFFFAOYSA-L 0.000 description 1
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000011592 zinc chloride Substances 0.000 description 1
- 235000005074 zinc chloride Nutrition 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
- CHJMFFKHPHCQIJ-UHFFFAOYSA-L zinc;octanoate Chemical compound [Zn+2].CCCCCCCC([O-])=O.CCCCCCCC([O-])=O CHJMFFKHPHCQIJ-UHFFFAOYSA-L 0.000 description 1
Images
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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
- C08G63/08—Lactones or lactides
-
- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/66—Polyesters containing oxygen in the form of ether groups
- C08G63/664—Polyesters containing oxygen in the form of ether groups derived from hydroxy carboxylic acids
-
- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
- G01N25/48—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on solution, sorption, or a chemical reaction not involving combustion or catalytic oxidation
- G01N25/4846—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on solution, sorption, or a chemical reaction not involving combustion or catalytic oxidation for a motionless, e.g. solid sample
- G01N25/4866—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on solution, sorption, or a chemical reaction not involving combustion or catalytic oxidation for a motionless, e.g. solid sample by using a differential method
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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)
- Polyesters Or Polycarbonates (AREA)
- Biological Depolymerization Polymers (AREA)
Abstract
Description
도 2는 첨가한 ScPLA 입자의 함량비별 냉각결정화점(Tcc)을 비교해서 보여준다.
도 3은 첨가한 ScPLA 입자의 함량비별 Tcc에서의 결정화 정도를 비교해서 보여준다.
도 4는 첨가한 ScPLA 입자의 사이즈(nm)별 Tcc에서의 결정화 정도를 비교해서 보여준다.
도 5a 및 5b는 같은 조건의 ScPLA 입자가 단순 혼합되어 복합화된 일반 PLLA 복합체(5a)와 본 발명의 PLLA-ScPLA 복합체(5b)의 열적 특성을 비교해서 보여준다.
도 6은 PLLA-ScPLA와 Homo PLLA의 중합 제품을 비교한 사진이다.
Claims (8)
- (A) 락트산 단량체, 스테레오컴플렉스화 폴리락트산, 개시제를 포함하는 혼합물을 반응시키는 단계로 이루어진 폴리락트산 복합체 제조방법으로서,
상기 락트산 단량체는 L-락트산 단량체이며,
상기 락트산 단량체 100 중량부를 기준으로 상기 스테레오컴플렉스화 폴리락트산은 0.01 내지 10 중량부로 포함되는 것을 특징으로 하는 폴리락트산 복합체 제조방법. - 삭제
- 삭제
- 삭제
- 제1항에 있어서, 상기 스테레오컴플렉스화 폴리락트산은 입경이 100 내지 5,000 nm인 것을 특징으로 하는 폴리락트산 복합체 제조방법.
- 삭제
- 삭제
- 제1항 또는 제5항 중 어느 한 항에 따른 제조방법에 의해 제조된 폴리락트산 복합체.
Priority Applications (2)
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KR1020160177565A KR101865813B1 (ko) | 2016-12-23 | 2016-12-23 | 폴리락트산 복합체 제조방법 |
US15/717,212 US10287392B2 (en) | 2016-12-23 | 2017-09-27 | Method for preparing poly(L-lactic acid) composite |
Applications Claiming Priority (1)
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KR1020160177565A KR101865813B1 (ko) | 2016-12-23 | 2016-12-23 | 폴리락트산 복합체 제조방법 |
Publications (1)
Publication Number | Publication Date |
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KR101865813B1 true KR101865813B1 (ko) | 2018-06-11 |
Family
ID=62600977
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KR1020160177565A Active KR101865813B1 (ko) | 2016-12-23 | 2016-12-23 | 폴리락트산 복합체 제조방법 |
Country Status (2)
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US (1) | US10287392B2 (ko) |
KR (1) | KR101865813B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111690124A (zh) * | 2020-07-10 | 2020-09-22 | 上海典范医疗科技有限公司 | 一种分子量可控的医用聚乳酸及其制备方法 |
KR102555469B1 (ko) * | 2022-05-19 | 2023-07-13 | 김윤석 | 실리콘 고무 조성물 및 실리콘 경화물 |
Citations (5)
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JP2007100104A (ja) * | 2001-03-29 | 2007-04-19 | Toray Ind Inc | ポリ乳酸ブロック共重合体、その製造方法、成形品およびポリ乳酸組成物 |
KR20090103865A (ko) * | 2006-12-28 | 2009-10-01 | 가부시키가이샤 무사시노카가쿠겡큐쇼 | 폴리유산블록공중합체의 제조방법 |
KR101158487B1 (ko) * | 2007-06-19 | 2012-06-21 | 가부시키가이샤 요시노 고교쇼 | 내열성, 내충격성을 가지는 성형품 |
KR20150070117A (ko) * | 2012-10-10 | 2015-06-24 | 도레이 카부시키가이샤 | 폴리락트산 수지 조성물, 성형체 및 폴리락트산 수지 조성물의 제조 방법 |
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JP5525811B2 (ja) * | 2007-02-23 | 2014-06-18 | 帝人株式会社 | ポリ乳酸組成物 |
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- 2016-12-23 KR KR1020160177565A patent/KR101865813B1/ko active Active
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- 2017-09-27 US US15/717,212 patent/US10287392B2/en active Active
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5. Macromolecules, 2010, 43, 1137-1142 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111690124A (zh) * | 2020-07-10 | 2020-09-22 | 上海典范医疗科技有限公司 | 一种分子量可控的医用聚乳酸及其制备方法 |
CN111690124B (zh) * | 2020-07-10 | 2022-05-17 | 上海典范医疗科技有限公司 | 一种分子量可控的医用聚乳酸及其制备方法 |
KR102555469B1 (ko) * | 2022-05-19 | 2023-07-13 | 김윤석 | 실리콘 고무 조성물 및 실리콘 경화물 |
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Publication number | Publication date |
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US10287392B2 (en) | 2019-05-14 |
US20180179331A1 (en) | 2018-06-28 |
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