JPH07507827A - 水及び紫外線により分解可能な乳酸ポリマー - Google Patents
水及び紫外線により分解可能な乳酸ポリマーInfo
- Publication number
- JPH07507827A JPH07507827A JP6501403A JP50140394A JPH07507827A JP H07507827 A JPH07507827 A JP H07507827A JP 6501403 A JP6501403 A JP 6501403A JP 50140394 A JP50140394 A JP 50140394A JP H07507827 A JPH07507827 A JP H07507827A
- Authority
- JP
- Japan
- Prior art keywords
- copolymer
- polylactic acid
- weight
- water
- 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.)
- Pending
Links
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 title claims description 75
- 235000014655 lactic acid Nutrition 0.000 title claims description 38
- 239000004310 lactic acid Substances 0.000 title claims description 37
- 229920000642 polymer Polymers 0.000 title claims description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 24
- 229920001577 copolymer Polymers 0.000 claims description 52
- 229920000747 poly(lactic acid) Polymers 0.000 claims description 40
- 239000000203 mixture Substances 0.000 claims description 31
- 239000000463 material Substances 0.000 claims description 26
- 239000000178 monomer Substances 0.000 claims description 26
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 claims description 16
- 239000011159 matrix material Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 15
- 239000004626 polylactic acid Substances 0.000 claims description 15
- 239000000126 substance Substances 0.000 claims description 15
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 13
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 13
- 239000003337 fertilizer Substances 0.000 claims description 13
- 238000000576 coating method Methods 0.000 claims description 12
- VPVXHAANQNHFSF-UHFFFAOYSA-N 1,4-dioxan-2-one Chemical compound O=C1COCCO1 VPVXHAANQNHFSF-UHFFFAOYSA-N 0.000 claims description 11
- 239000013543 active substance Substances 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 11
- 239000004009 herbicide Substances 0.000 claims description 11
- 239000000575 pesticide Substances 0.000 claims description 11
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 8
- 230000003750 conditioning effect Effects 0.000 claims description 8
- 239000002362 mulch Substances 0.000 claims description 8
- 239000002202 Polyethylene glycol Substances 0.000 claims description 7
- 229920001223 polyethylene glycol Polymers 0.000 claims description 7
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 6
- 229920001451 polypropylene glycol Polymers 0.000 claims description 6
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 6
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 6
- 239000004705 High-molecular-weight polyethylene Substances 0.000 claims description 5
- 239000005977 Ethylene Substances 0.000 claims description 4
- 239000007952 growth promoter Substances 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 229920013750 conditioning polymer Polymers 0.000 claims description 2
- 239000002917 insecticide Substances 0.000 claims description 2
- -1 polyethylene Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims 6
- AOLNDUQWRUPYGE-UHFFFAOYSA-N 1,4-dioxepan-5-one Chemical compound O=C1CCOCCO1 AOLNDUQWRUPYGE-UHFFFAOYSA-N 0.000 claims 5
- 239000002245 particle Substances 0.000 claims 4
- 239000001569 carbon dioxide Substances 0.000 claims 3
- 229910002092 carbon dioxide Inorganic materials 0.000 claims 3
- 239000003245 coal Substances 0.000 claims 2
- 229920001038 ethylene copolymer Polymers 0.000 claims 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims 1
- 230000005855 radiation Effects 0.000 claims 1
- 239000011149 active material Substances 0.000 description 16
- 229920003023 plastic Polymers 0.000 description 11
- 239000004033 plastic Substances 0.000 description 11
- 239000002699 waste material Substances 0.000 description 10
- 238000000354 decomposition reaction Methods 0.000 description 8
- 230000000704 physical effect Effects 0.000 description 8
- 239000010813 municipal solid waste Substances 0.000 description 7
- 239000002253 acid Substances 0.000 description 5
- 238000004806 packaging method and process Methods 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 4
- 239000004202 carbamide Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000003094 microcapsule Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000002775 capsule Substances 0.000 description 2
- 150000001720 carbohydrates Chemical class 0.000 description 2
- 235000014633 carbohydrates Nutrition 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 235000013336 milk Nutrition 0.000 description 2
- 239000008267 milk Substances 0.000 description 2
- 210000004080 milk Anatomy 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000008635 plant growth Effects 0.000 description 2
- 229920002959 polymer blend Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- WCVOGSZTONGSQY-UHFFFAOYSA-N 2,4,6-trichloroanisole Chemical compound COC1=C(Cl)C=C(Cl)C=C1Cl WCVOGSZTONGSQY-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- 229920008712 Copo Polymers 0.000 description 1
- 235000009781 Myrtillocactus geometrizans Nutrition 0.000 description 1
- 240000009125 Myrtillocactus geometrizans Species 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- 229920000954 Polyglycolide Polymers 0.000 description 1
- 241000271569 Rhea Species 0.000 description 1
- 235000002595 Solanum tuberosum Nutrition 0.000 description 1
- 244000061456 Solanum tuberosum Species 0.000 description 1
- 239000005862 Whey Substances 0.000 description 1
- 102000007544 Whey Proteins Human genes 0.000 description 1
- 108010046377 Whey Proteins Proteins 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013060 biological fluid Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 235000013351 cheese Nutrition 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000013270 controlled release Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 229920006238 degradable plastic Polymers 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 230000002414 glycolytic effect Effects 0.000 description 1
- 230000012010 growth Effects 0.000 description 1
- 230000002363 herbicidal effect Effects 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 238000012643 polycondensation polymerization Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000004633 polyglycolic acid Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 229920003169 water-soluble polymer Polymers 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
- 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
- C08G63/02—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
-
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Biological Depolymerization Polymers (AREA)
- Fertilizers (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Protection Of Plants (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US1992/004684 WO1993025202A1 (en) | 1992-06-05 | 1992-06-05 | Water and uv degradable lactic acid polymers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH07507827A true JPH07507827A (ja) | 1995-08-31 |
Family
ID=4154792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6501403A Pending JPH07507827A (ja) | 1992-06-05 | 1992-06-05 | 水及び紫外線により分解可能な乳酸ポリマー |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0697865A1 (de) |
| JP (1) | JPH07507827A (de) |
| AU (1) | AU2234692A (de) |
| CA (1) | CA2137244A1 (de) |
| WO (1) | WO1993025202A1 (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005099500A (ja) * | 2003-09-25 | 2005-04-14 | Harison Toshiba Lighting Corp | レジストおよびリソグラフィー方法 |
| JP2020516458A (ja) * | 2017-04-14 | 2020-06-11 | トリア ピーティーイー．リミテッドＴｒｉａ Ｐｔｅ．Ｌｔｄ． | 混合廃棄物を処理する装置及びその方法 |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0661325B1 (de) * | 1993-12-28 | 2001-10-10 | Dainippon Ink And Chemicals, Inc. | Verfahren zur kontinuierlichen Herstellung von Laktidcopolymer |
| JP3391133B2 (ja) | 1995-01-27 | 2003-03-31 | 株式会社島津製作所 | 可塑化されたポリ乳酸及びその成型品 |
| DE60014408T2 (de) | 1999-06-18 | 2005-11-17 | Toray Industries, Inc. | Polymilchsäureharz, daraus enthaktene Textilprodukte und Verfahren zur Herstellung von Textilprodukten |
| AU2001261300A1 (en) * | 2000-05-09 | 2001-11-20 | Pearl Technology Holdings, Llc | Biodegradable fiber optic |
| CN111662725A (zh) * | 2020-06-24 | 2020-09-15 | 代彦霞 | 一种降低土壤中迁移态铅离子的修复材料及其制备方法 |
| CN114133293A (zh) * | 2021-09-08 | 2022-03-04 | 新洋丰农业科技股份有限公司 | 一种花生专用肥及其制备方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4033938A (en) * | 1974-01-21 | 1977-07-05 | American Cyanamid Company | Polymers of unsymmetrically substituted 1,4-dioxane-2,5-diones |
| US4052988A (en) * | 1976-01-12 | 1977-10-11 | Ethicon, Inc. | Synthetic absorbable surgical devices of poly-dioxanone |
| US4272398A (en) * | 1978-08-17 | 1981-06-09 | The United States Of America As Represented By The Secretary Of Agriculture | Microencapsulation process |
| US4470416A (en) * | 1983-06-17 | 1984-09-11 | Ethicon, Inc. | Copolymers of lactide and/or glycolide with 1,5-dioxepan-2-one |
| GB8416234D0 (en) * | 1984-06-26 | 1984-08-01 | Ici Plc | Biodegradable amphipathic copolymers |
| US4767627A (en) * | 1985-05-29 | 1988-08-30 | Merck & Co., Inc. | Drug delivery device which can be retained in the stomach for a controlled period of time |
| US4861627A (en) * | 1987-05-01 | 1989-08-29 | Massachusetts Institute Of Technology | Preparation of multiwall polymeric microcapsules |
| JPH01163135A (ja) * | 1987-12-18 | 1989-06-27 | Taki Chem Co Ltd | 徐放性基剤の製造方法 |
-
1992
- 1992-05-05 AU AU22346/92A patent/AU2234692A/en not_active Abandoned
- 1992-06-05 WO PCT/US1992/004684 patent/WO1993025202A1/en not_active Ceased
- 1992-06-05 CA CA002137244A patent/CA2137244A1/en not_active Abandoned
- 1992-06-05 EP EP92914551A patent/EP0697865A1/de not_active Withdrawn
- 1992-06-05 JP JP6501403A patent/JPH07507827A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005099500A (ja) * | 2003-09-25 | 2005-04-14 | Harison Toshiba Lighting Corp | レジストおよびリソグラフィー方法 |
| JP2020516458A (ja) * | 2017-04-14 | 2020-06-11 | トリア ピーティーイー．リミテッドＴｒｉａ Ｐｔｅ．Ｌｔｄ． | 混合廃棄物を処理する装置及びその方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0697865A1 (de) | 1996-02-28 |
| EP0697865A4 (de) | 1995-09-27 |
| CA2137244A1 (en) | 1993-12-23 |
| AU2234692A (en) | 1994-01-04 |
| WO1993025202A1 (en) | 1993-12-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5360892A (en) | Water and UV degradable lactic acid polymers | |
| Hocking | The classification, preparation, and utility of degradable polymers | |
| Kaith et al. | Biodegradation of Gum tragacanth acrylic acid based hydrogel and its impact on soil fertility | |
| US5563238A (en) | Water and UV degradable lactic acid polymers | |
| KR100249606B1 (ko) | 특정한 트랜스-중합체 및 이들과 다른 생분해성 성분과의 블렌드로 제조된 생분해성 제품 | |
| JP2679837B2 (ja) | 生分解性複合材料 | |
| CN101400380B (zh) | 具有改进的抑臭性的超吸收剂、其制备方法及其应用 | |
| US5350783A (en) | Compostable thermoplastic products | |
| JPH07507827A (ja) | 水及び紫外線により分解可能な乳酸ポリマー | |
| Kim et al. | Synthesis of nanocomposite hydrogels for improved water retention in horticultural soil | |
| Phansroy et al. | Innovative environment-friendly liquid fertilizer bead from sodium alginate coating with IPN membrane derived from natural rubber and cassava starch | |
| JP3068174B2 (ja) | 生分解性プラスチック | |
| Tkaczyk et al. | Bioabsorbable soy protein plastic composites: effect of polyphosphate fillers on biodegradability | |
| Narayan | Biodegradable plastics | |
| Kadri et al. | Synthesis and characterisation of starch-g-polyacrylamide-co-polylactic acid hydrogel for the potential wound dressing application | |
| CN105230666A (zh) | 一种缓释型生物防治剂及其制备方法和应用 | |
| KR102191338B1 (ko) | 생분해성 및 가공성이 향상된 친환경 조성물 및 이의 제조방법 | |
| Marshall et al. | Controlled Delivery of Pesticides through Synthetic Biodegradable Polymer Compositions | |
| JP5030193B2 (ja) | 高吸水性デンプンゲル | |
| Riyajan | Maleated epoxidized natural rubber grafted cassava starch/silver composite coating for cloth glove: Preparation and physical properties | |
| JPH03167308A (ja) | 水により解重合または分解できる繊維および、または織編物 | |
| Singh et al. | Polyhydroxyalkanoates: An Eco‐sustainable Development Toward a Green World | |
| Varyan et al. | Biodegradable Polymer Materials Based on Polyethylene and Natural Rubber: Acquiring, Investigation, Properties. Polymers 2022, 14, 2457 | |
| CN105230665A (zh) | 一种蜡纸基缓释型生物防治剂及其制备方法和应用 | |
| KR102196783B1 (ko) | 내열성 및 내가수분해성이 향상된 친환경 조성물 및 이의 제조방법 |