CN101113198A - 利用低分子量环氧树脂扩链剂制备高分子量聚l-乳酸的方法 - Google Patents
利用低分子量环氧树脂扩链剂制备高分子量聚l-乳酸的方法 Download PDFInfo
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- CN101113198A CN101113198A CNA2007100237799A CN200710023779A CN101113198A CN 101113198 A CN101113198 A CN 101113198A CN A2007100237799 A CNA2007100237799 A CN A2007100237799A CN 200710023779 A CN200710023779 A CN 200710023779A CN 101113198 A CN101113198 A CN 101113198A
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- Prior art keywords
- lactic acid
- molecular weight
- epoxy resin
- low molecular
- molecular
- 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.)
- Granted
Links
- 239000003822 epoxy resin Substances 0.000 title claims abstract description 33
- 229920000647 polyepoxide Polymers 0.000 title claims abstract description 33
- 239000004970 Chain extender Substances 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 24
- 229920001432 poly(L-lactide) Polymers 0.000 title claims abstract description 15
- JVTAAEKCZFNVCJ-REOHCLBHSA-N L-lactic acid Chemical compound C[C@H](O)C(O)=O JVTAAEKCZFNVCJ-REOHCLBHSA-N 0.000 claims abstract description 70
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 22
- 230000001588 bifunctional effect Effects 0.000 claims abstract description 22
- 238000006068 polycondensation reaction Methods 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 39
- 239000003054 catalyst Substances 0.000 claims description 27
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000013067 intermediate product Substances 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 8
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 claims description 8
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 claims description 7
- 239000001361 adipic acid Substances 0.000 claims description 7
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 claims description 6
- CHQVQXZFZHACQQ-UHFFFAOYSA-M benzyl(triethyl)azanium;bromide Chemical compound [Br-].CC[N+](CC)(CC)CC1=CC=CC=C1 CHQVQXZFZHACQQ-UHFFFAOYSA-M 0.000 claims description 6
- 235000006408 oxalic acid Nutrition 0.000 claims description 6
- 239000000243 solution Substances 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 150000003839 salts Chemical class 0.000 claims description 5
- HWCKGOZZJDHMNC-UHFFFAOYSA-M tetraethylammonium bromide Chemical compound [Br-].CC[N+](CC)(CC)CC HWCKGOZZJDHMNC-UHFFFAOYSA-M 0.000 claims description 4
- 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 claims description 4
- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical compound CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 claims description 4
- TXUICONDJPYNPY-UHFFFAOYSA-N (1,10,13-trimethyl-3-oxo-4,5,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl) heptanoate Chemical compound C1CC2CC(=O)C=C(C)C2(C)C2C1C1CCC(OC(=O)CCCCCC)C1(C)CC2 TXUICONDJPYNPY-UHFFFAOYSA-N 0.000 claims description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 3
- 229910021626 Tin(II) chloride Inorganic materials 0.000 claims description 3
- 229910021627 Tin(IV) chloride Inorganic materials 0.000 claims description 3
- 239000012043 crude product Substances 0.000 claims description 3
- CJGYQECZUAUFSN-UHFFFAOYSA-N oxygen(2-);tin(2+) Chemical compound [O-2].[Sn+2] CJGYQECZUAUFSN-UHFFFAOYSA-N 0.000 claims description 3
- 235000011150 stannous chloride Nutrition 0.000 claims description 3
- 239000001119 stannous chloride Substances 0.000 claims description 3
- 229910052718 tin Inorganic materials 0.000 claims description 3
- QHGNHLZPVBIIPX-UHFFFAOYSA-N tin(II) oxide Inorganic materials [Sn]=O QHGNHLZPVBIIPX-UHFFFAOYSA-N 0.000 claims description 3
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 claims description 3
- 230000018044 dehydration Effects 0.000 claims description 2
- 238000006297 dehydration reaction Methods 0.000 claims description 2
- 238000004821 distillation Methods 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- LRWZZZWJMFNZIK-UHFFFAOYSA-N 2-chloro-3-methyloxirane Chemical compound CC1OC1Cl LRWZZZWJMFNZIK-UHFFFAOYSA-N 0.000 claims 4
- 230000002194 synthesizing effect Effects 0.000 claims 2
- 238000001914 filtration Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 abstract description 11
- 238000002360 preparation method Methods 0.000 abstract description 9
- 231100000086 high toxicity Toxicity 0.000 abstract description 3
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 abstract description 2
- 231100000053 low toxicity Toxicity 0.000 abstract description 2
- 239000004626 polylactic acid Substances 0.000 description 12
- 229920000747 poly(lactic acid) Polymers 0.000 description 11
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 6
- 239000004310 lactic acid Substances 0.000 description 5
- 235000014655 lactic acid Nutrition 0.000 description 5
- JJTUDXZGHPGLLC-UHFFFAOYSA-N lactide Chemical compound CC1OC(=O)C(C)OC1=O JJTUDXZGHPGLLC-UHFFFAOYSA-N 0.000 description 5
- 239000012948 isocyanate Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 239000005057 Hexamethylene diisocyanate Substances 0.000 description 3
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 3
- 150000002513 isocyanates Chemical class 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000007151 ring opening polymerisation reaction Methods 0.000 description 3
- 238000005292 vacuum distillation Methods 0.000 description 3
- -1 aromatic isocyanates Chemical class 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 2
- 238000010907 mechanical stirring Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229920003232 aliphatic polyester Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000013557 residual solvent Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Polyesters Or Polycarbonates (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
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CNB2007100237799A CN100528928C (zh) | 2007-07-13 | 2007-07-13 | 利用低分子量环氧树脂扩链剂制备高分子量聚l-乳酸的方法 |
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CNB2007100237799A CN100528928C (zh) | 2007-07-13 | 2007-07-13 | 利用低分子量环氧树脂扩链剂制备高分子量聚l-乳酸的方法 |
Publications (2)
Publication Number | Publication Date |
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CN101113198A true CN101113198A (zh) | 2008-01-30 |
CN100528928C CN100528928C (zh) | 2009-08-19 |
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CNB2007100237799A Expired - Fee Related CN100528928C (zh) | 2007-07-13 | 2007-07-13 | 利用低分子量环氧树脂扩链剂制备高分子量聚l-乳酸的方法 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105330640A (zh) * | 2015-10-26 | 2016-02-17 | 中国科学院长春应用化学研究所 | 一种高化学纯度丙交酯的制备方法 |
CN107474233A (zh) * | 2017-08-20 | 2017-12-15 | 芜湖通全科技有限公司 | 一种聚乳酸基环氧树脂的制备方法 |
CN112851923A (zh) * | 2019-11-12 | 2021-05-28 | 上海竞微扶生医学科技有限公司 | 改性聚己内酯植入材料及其制备方法、纤维及其制备方法以及补片 |
-
2007
- 2007-07-13 CN CNB2007100237799A patent/CN100528928C/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105330640A (zh) * | 2015-10-26 | 2016-02-17 | 中国科学院长春应用化学研究所 | 一种高化学纯度丙交酯的制备方法 |
CN107474233A (zh) * | 2017-08-20 | 2017-12-15 | 芜湖通全科技有限公司 | 一种聚乳酸基环氧树脂的制备方法 |
CN112851923A (zh) * | 2019-11-12 | 2021-05-28 | 上海竞微扶生医学科技有限公司 | 改性聚己内酯植入材料及其制备方法、纤维及其制备方法以及补片 |
CN112851923B (zh) * | 2019-11-12 | 2023-03-24 | 上海竞微扶生医学科技有限公司 | 改性聚己内酯植入材料及其制备方法、纤维及其制备方法以及补片 |
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Publication number | Publication date |
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CN100528928C (zh) | 2009-08-19 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Kurtz press technology (Hefei) Co., Ltd. Assignor: Hefei University of Technology Contract fulfillment period: 2009.8.25 to 2016.8.24 Contract record no.: 2009340000277 Denomination of invention: Method for preparing high-molecular L-lactic acid by employing low-molecular-weight epoxide resin chain extender Granted publication date: 20090819 License type: Exclusive license Record date: 2009.9.7 |
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LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.8.25 TO 2016.8.24; CHANGE OF CONTRACT Name of requester: KURTZ PRESSING TECHNOLOGY (HEFEI) CO., LTD. Effective date: 20090907 |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090819 Termination date: 20170713 |
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CF01 | Termination of patent right due to non-payment of annual fee |