CA2137244A1 - Polymeres d'acide lactique degradables par l'eau et les uv - Google Patents
Polymeres d'acide lactique degradables par l'eau et les uvInfo
- Publication number
- CA2137244A1 CA2137244A1 CA002137244A CA2137244A CA2137244A1 CA 2137244 A1 CA2137244 A1 CA 2137244A1 CA 002137244 A CA002137244 A CA 002137244A CA 2137244 A CA2137244 A CA 2137244A CA 2137244 A1 CA2137244 A1 CA 2137244A1
- Authority
- CA
- Canada
- Prior art keywords
- weight
- polylactic acid
- present
- copolymer
- water
- 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.)
- Abandoned
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 29
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 229920000642 polymer Polymers 0.000 title claims abstract description 16
- 235000014655 lactic acid Nutrition 0.000 title claims abstract description 9
- 239000004310 lactic acid Substances 0.000 title claims abstract description 9
- 229920000747 poly(lactic acid) Polymers 0.000 claims abstract description 31
- 229920001577 copolymer Polymers 0.000 claims abstract description 30
- 239000000203 mixture Substances 0.000 claims abstract description 23
- 239000004626 polylactic acid Substances 0.000 claims abstract description 18
- 239000000178 monomer Substances 0.000 claims abstract description 15
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims abstract description 6
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims abstract description 6
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000005977 Ethylene Substances 0.000 claims abstract description 5
- 239000011149 active material Substances 0.000 claims abstract description 5
- 229920001223 polyethylene glycol Polymers 0.000 claims abstract description 5
- 239000003337 fertilizer Substances 0.000 claims abstract 8
- 238000000034 method Methods 0.000 claims abstract 8
- 239000000575 pesticide Substances 0.000 claims abstract 8
- VPVXHAANQNHFSF-UHFFFAOYSA-N 1,4-dioxan-2-one Chemical compound O=C1COCCO1 VPVXHAANQNHFSF-UHFFFAOYSA-N 0.000 claims abstract 7
- 239000004009 herbicide Substances 0.000 claims abstract 7
- 239000004705 High-molecular-weight polyethylene Substances 0.000 claims abstract 5
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims abstract 5
- AOLNDUQWRUPYGE-UHFFFAOYSA-N 1,4-dioxepan-5-one Chemical compound O=C1CCOCCO1 AOLNDUQWRUPYGE-UHFFFAOYSA-N 0.000 claims abstract 4
- 229920001451 polypropylene glycol Polymers 0.000 claims abstract 4
- 239000000463 material Substances 0.000 claims description 25
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 12
- 239000011159 matrix material Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 8
- 239000004480 active ingredient Substances 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 7
- 239000002362 mulch Substances 0.000 claims description 6
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims 6
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 claims 2
- VKSWWACDZPRJAP-UHFFFAOYSA-N 1,3-dioxepan-2-one Chemical compound O=C1OCCCCO1 VKSWWACDZPRJAP-UHFFFAOYSA-N 0.000 claims 1
- 230000002363 herbicidal effect Effects 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 7
- 239000002253 acid Substances 0.000 description 14
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 239000000956 alloy Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 3
- SUBDBMMJDZJVOS-UHFFFAOYSA-N 5-methoxy-2-{[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfinyl}-1H-benzimidazole Chemical compound N=1C2=CC(OC)=CC=C2NC=1S(=O)CC1=NC=C(C)C(OC)=C1C SUBDBMMJDZJVOS-UHFFFAOYSA-N 0.000 description 2
- HSRJKNPTNIJEKV-UHFFFAOYSA-N Guaifenesin Chemical compound COC1=CC=CC=C1OCC(O)CO HSRJKNPTNIJEKV-UHFFFAOYSA-N 0.000 description 2
- 229920000954 Polyglycolide Polymers 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- 239000004202 carbamide Substances 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 235000007319 Avena orientalis Nutrition 0.000 description 1
- 244000075850 Avena orientalis Species 0.000 description 1
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 241001050985 Disco Species 0.000 description 1
- 240000002989 Euphorbia neriifolia Species 0.000 description 1
- GVGLGOZIDCSQPN-PVHGPHFFSA-N Heroin Chemical compound O([C@H]1[C@H](C=C[C@H]23)OC(C)=O)C4=C5[C@@]12CCN(C)[C@@H]3CC5=CC=C4OC(C)=O GVGLGOZIDCSQPN-PVHGPHFFSA-N 0.000 description 1
- 241001435619 Lile Species 0.000 description 1
- HOKDBMAJZXIPGC-UHFFFAOYSA-N Mequitazine Chemical compound C12=CC=CC=C2SC2=CC=CC=C2N1CC1C(CC2)CCN2C1 HOKDBMAJZXIPGC-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 241000120625 Penaea Species 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 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
- 244000309464 bull Species 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- MGKJFRPUFVNFPI-GPHNJDIKSA-N dcid Chemical compound C1=CC=C2[C@@]3(OC(=O)C)[C@]4(OC(C)=O)C5=CC=CC=C5C(=O)[C@@H]4[C@H]3C(=O)C2=C1 MGKJFRPUFVNFPI-GPHNJDIKSA-N 0.000 description 1
- 229960002069 diamorphine Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 230000002101 lytic effect Effects 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000003094 microcapsule Substances 0.000 description 1
- 230000003278 mimic effect Effects 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000004633 polyglycolic acid Substances 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 230000013707 sensory perception of sound Effects 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
- 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)
- Fertilizers (AREA)
- Biological Depolymerization Polymers (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polyesters Or Polycarbonates (AREA)
- Protection Of Plants (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA002137244A CA2137244A1 (fr) | 1992-06-05 | 1992-06-05 | Polymeres d'acide lactique degradables par l'eau et les uv |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US1992/004684 WO1993025202A1 (fr) | 1992-06-05 | 1992-06-05 | Polymeres a base d'acide lactique degradables a l'eau et aux rayons ultraviolets |
| CA002137244A CA2137244A1 (fr) | 1992-06-05 | 1992-06-05 | Polymeres d'acide lactique degradables par l'eau et les uv |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2137244A1 true CA2137244A1 (fr) | 1993-12-23 |
Family
ID=4154792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002137244A Abandoned CA2137244A1 (fr) | 1992-06-05 | 1992-06-05 | Polymeres d'acide lactique degradables par l'eau et les uv |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0697865A1 (fr) |
| JP (1) | JPH07507827A (fr) |
| AU (1) | AU2234692A (fr) |
| CA (1) | CA2137244A1 (fr) |
| WO (1) | WO1993025202A1 (fr) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0661325B1 (fr) * | 1993-12-28 | 2001-10-10 | Dainippon Ink And Chemicals, Inc. | Procédé pour la préparation continue de copolymère de lactide |
| 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 |
| WO2000078839A1 (fr) | 1999-06-18 | 2000-12-28 | Kanebo, Limited | Resine d'acide polyactique, articles textiles obtenus a l'aide de cette resine, et procedes de production de ces articles textiles |
| WO2001085637A2 (fr) * | 2000-05-09 | 2001-11-15 | Pearl Technology Holdings, Llc | Fibre optique biodegradable |
| 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 |
| CN110520386A (zh) * | 2017-04-14 | 2019-11-29 | 琦雅私人有限公司 | 用于处理混合废弃物的设备及其方法 |
| 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 EP EP92914551A patent/EP0697865A1/fr not_active Withdrawn
- 1992-06-05 CA CA002137244A patent/CA2137244A1/fr not_active Abandoned
- 1992-06-05 JP JP6501403A patent/JPH07507827A/ja active Pending
- 1992-06-05 WO PCT/US1992/004684 patent/WO1993025202A1/fr not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO1993025202A1 (fr) | 1993-12-23 |
| EP0697865A1 (fr) | 1996-02-28 |
| EP0697865A4 (fr) | 1995-09-27 |
| JPH07507827A (ja) | 1995-08-31 |
| AU2234692A (en) | 1994-01-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |