ZA200102222B - Biodegradable compositions comprising starch and polysaccharide esters. - Google Patents
Biodegradable compositions comprising starch and polysaccharide esters. Download PDFInfo
- Publication number
- ZA200102222B ZA200102222B ZA200102222A ZA200102222A ZA200102222B ZA 200102222 B ZA200102222 B ZA 200102222B ZA 200102222 A ZA200102222 A ZA 200102222A ZA 200102222 A ZA200102222 A ZA 200102222A ZA 200102222 B ZA200102222 B ZA 200102222B
- Authority
- ZA
- South Africa
- Prior art keywords
- starch
- compositions according
- ester
- biodegradable compositions
- weight
- Prior art date
Links
- 229920002472 Starch Polymers 0.000 title claims description 68
- 235000019698 starch Nutrition 0.000 title claims description 68
- 239000008107 starch Substances 0.000 title claims description 61
- 239000000203 mixture Substances 0.000 title claims description 43
- -1 polysaccharide esters Chemical class 0.000 title claims description 27
- 229920001282 polysaccharide Polymers 0.000 title claims description 20
- 239000005017 polysaccharide Substances 0.000 title claims description 20
- 229920002678 cellulose Polymers 0.000 claims description 23
- 239000000654 additive Substances 0.000 claims description 20
- 230000000996 additive effect Effects 0.000 claims description 14
- 150000002148 esters Chemical class 0.000 claims description 14
- 239000004014 plasticizer Substances 0.000 claims description 13
- 125000001931 aliphatic group Chemical group 0.000 claims description 10
- 229920001577 copolymer Polymers 0.000 claims description 10
- 229920000642 polymer Polymers 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 125000004432 carbon atom Chemical group C* 0.000 claims description 6
- 229920002301 cellulose acetate Polymers 0.000 claims description 6
- 229920003232 aliphatic polyester Polymers 0.000 claims description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Substances [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 5
- 239000001913 cellulose Substances 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 239000008188 pellet Substances 0.000 claims description 4
- 238000006467 substitution reaction Methods 0.000 claims description 4
- 239000004952 Polyamide Substances 0.000 claims description 3
- 235000010216 calcium carbonate Nutrition 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 229920001610 polycaprolactone Polymers 0.000 claims description 3
- 229920002396 Polyurea Polymers 0.000 claims description 2
- 150000007513 acids Chemical class 0.000 claims description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 2
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 2
- 125000003118 aryl group Chemical group 0.000 claims description 2
- 150000004649 carbonic acid derivatives Chemical group 0.000 claims description 2
- 150000004985 diamines Chemical class 0.000 claims description 2
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 2
- 239000000194 fatty acid Substances 0.000 claims description 2
- 229930195729 fatty acid Natural products 0.000 claims description 2
- 150000004665 fatty acids Chemical class 0.000 claims description 2
- 150000004679 hydroxides Chemical class 0.000 claims description 2
- 150000001261 hydroxy acids Chemical class 0.000 claims description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical class [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 2
- 239000001095 magnesium carbonate Substances 0.000 claims description 2
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid group Chemical group C(CCCCCCC\C=C/CCCCCCCC)(=O)O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 claims description 2
- IPCSVZSSVZVIGE-UHFFFAOYSA-N palmitic acid group Chemical group C(CCCCCCCCCCCCCCC)(=O)O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 claims description 2
- 229920001515 polyalkylene glycol Polymers 0.000 claims description 2
- 229920002647 polyamide Polymers 0.000 claims description 2
- 239000004632 polycaprolactone Substances 0.000 claims description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical group [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims 1
- 229920001400 block copolymer Polymers 0.000 claims 1
- 229910052791 calcium Inorganic materials 0.000 claims 1
- 150000004676 glycans Chemical class 0.000 claims 1
- 235000011160 magnesium carbonates Nutrition 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 7
- 238000009264 composting Methods 0.000 description 7
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Substances OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 7
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 229910019142 PO4 Inorganic materials 0.000 description 3
- MKRNVBXERAPZOP-UHFFFAOYSA-N Starch acetate Chemical compound O1C(CO)C(OC)C(O)C(O)C1OCC1C(OC2C(C(O)C(OC)C(CO)O2)OC(C)=O)C(O)C(O)C(OC2C(OC(C)C(O)C2O)CO)O1 MKRNVBXERAPZOP-UHFFFAOYSA-N 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 235000021317 phosphate Nutrition 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 2
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- NIQCNGHVCWTJSM-UHFFFAOYSA-N Dimethyl phthalate Chemical compound COC(=O)C1=CC=CC=C1C(=O)OC NIQCNGHVCWTJSM-UHFFFAOYSA-N 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000004348 Glyceryl diacetate Substances 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 2
- 150000001242 acetic acid derivatives Chemical class 0.000 description 2
- 238000006065 biodegradation reaction Methods 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 229920001727 cellulose butyrate Polymers 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000536 complexating effect Effects 0.000 description 2
- 239000002361 compost Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- FLKPEMZONWLCSK-UHFFFAOYSA-N diethyl phthalate Chemical compound CCOC(=O)C1=CC=CC=C1C(=O)OCC FLKPEMZONWLCSK-UHFFFAOYSA-N 0.000 description 2
- POULHZVOKOAJMA-UHFFFAOYSA-M dodecanoate Chemical compound CCCCCCCCCCCC([O-])=O POULHZVOKOAJMA-UHFFFAOYSA-M 0.000 description 2
- 235000019443 glyceryl diacetate Nutrition 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
- 229940070765 laurate Drugs 0.000 description 2
- 208000020442 loss of weight Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000399 optical microscopy Methods 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 229920002689 polyvinyl acetate Polymers 0.000 description 2
- 239000011118 polyvinyl acetate Substances 0.000 description 2
- 229940116351 sebacate Drugs 0.000 description 2
- CXMXRPHRNRROMY-UHFFFAOYSA-L sebacate(2-) Chemical compound [O-]C(=O)CCCCCCCCC([O-])=O CXMXRPHRNRROMY-UHFFFAOYSA-L 0.000 description 2
- 239000000600 sorbitol Substances 0.000 description 2
- URAYPUMNDPQOKB-UHFFFAOYSA-N triacetin Chemical compound CC(=O)OCC(OC(C)=O)COC(C)=O URAYPUMNDPQOKB-UHFFFAOYSA-N 0.000 description 2
- UNVGBIALRHLALK-UHFFFAOYSA-N 1,5-Hexanediol Chemical compound CC(O)CCCCO UNVGBIALRHLALK-UHFFFAOYSA-N 0.000 description 1
- FCJKZKYOELZWNI-UHFFFAOYSA-N 2-(2-ethoxyethoxycarbonyl)benzoic acid Chemical compound CCOCCOC(=O)C1=CC=CC=C1C(O)=O FCJKZKYOELZWNI-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 229920000945 Amylopectin Polymers 0.000 description 1
- 229920000856 Amylose Polymers 0.000 description 1
- 229920001634 Copolyester Polymers 0.000 description 1
- 229920002261 Corn starch Polymers 0.000 description 1
- XTJFFFGAUHQWII-UHFFFAOYSA-N Dibutyl adipate Chemical compound CCCCOC(=O)CCCCC(=O)OCCCC XTJFFFGAUHQWII-UHFFFAOYSA-N 0.000 description 1
- PYGXAGIECVVIOZ-UHFFFAOYSA-N Dibutyl decanedioate Chemical compound CCCCOC(=O)CCCCCCCCC(=O)OCCCC PYGXAGIECVVIOZ-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- UAUDZVJPLUQNMU-UHFFFAOYSA-N Erucasaeureamid Natural products CCCCCCCCC=CCCCCCCCCCCCC(N)=O UAUDZVJPLUQNMU-UHFFFAOYSA-N 0.000 description 1
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000004716 Ethylene/acrylic acid copolymer Substances 0.000 description 1
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 244000027321 Lychnis chalcedonica Species 0.000 description 1
- 235000019759 Maize starch Nutrition 0.000 description 1
- 240000003183 Manihot esculenta Species 0.000 description 1
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 description 1
- 241000252067 Megalops atlanticus Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 229910019440 Mg(OH) Inorganic materials 0.000 description 1
- 229920000881 Modified starch Polymers 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-N Propionic acid Chemical class CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 1
- 235000002595 Solanum tuberosum Nutrition 0.000 description 1
- 244000061456 Solanum tuberosum Species 0.000 description 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 244000098338 Triticum aestivum Species 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- WNLRTRBMVRJNCN-UHFFFAOYSA-L adipate(2-) Chemical compound [O-]C(=O)CCCCC([O-])=O WNLRTRBMVRJNCN-UHFFFAOYSA-L 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229920003231 aliphatic polyamide Polymers 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 159000000032 aromatic acids Chemical class 0.000 description 1
- 150000001536 azelaic acids Chemical class 0.000 description 1
- 229940067597 azelate Drugs 0.000 description 1
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 1
- 150000004648 butanoic acid derivatives Chemical class 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 229920006218 cellulose propionate Polymers 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 229940100539 dibutyl adipate Drugs 0.000 description 1
- FBSAITBEAPNWJG-UHFFFAOYSA-N dimethyl phthalate Natural products CC(=O)OC1=CC=CC=C1OC(C)=O FBSAITBEAPNWJG-UHFFFAOYSA-N 0.000 description 1
- 229940113088 dimethylacetamide Drugs 0.000 description 1
- 229960001826 dimethylphthalate Drugs 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- NQGIJDNPUZEBRU-UHFFFAOYSA-N dodecanoyl chloride Chemical compound CCCCCCCCCCCC(Cl)=O NQGIJDNPUZEBRU-UHFFFAOYSA-N 0.000 description 1
- 238000001493 electron microscopy Methods 0.000 description 1
- UAUDZVJPLUQNMU-KTKRTIGZSA-N erucamide Chemical compound CCCCCCCC\C=C/CCCCCCCCCCCC(N)=O UAUDZVJPLUQNMU-KTKRTIGZSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- JFCQEDHGNNZCLN-UHFFFAOYSA-N glutaric acid Chemical compound OC(=O)CCCC(O)=O JFCQEDHGNNZCLN-UHFFFAOYSA-N 0.000 description 1
- 239000001087 glyceryl triacetate Substances 0.000 description 1
- 235000013773 glyceryl triacetate Nutrition 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 150000002596 lactones Chemical class 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 235000014380 magnesium carbonate Nutrition 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 235000009973 maize Nutrition 0.000 description 1
- 235000019426 modified starch Nutrition 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- WIBFFTLQMKKBLZ-SEYXRHQNSA-N n-butyl oleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OCCCC WIBFFTLQMKKBLZ-SEYXRHQNSA-N 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- BDJRBEYXGGNYIS-UHFFFAOYSA-N nonanedioic acid Chemical compound OC(=O)CCCCCCCC(O)=O BDJRBEYXGGNYIS-UHFFFAOYSA-N 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 125000002467 phosphate group Chemical group [H]OP(=O)(O[H])O[*] 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 1
- 229920001748 polybutylene Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- YPFDHNVEDLHUCE-UHFFFAOYSA-N propane-1,3-diol Chemical compound OCCCO YPFDHNVEDLHUCE-UHFFFAOYSA-N 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 150000003839 salts Chemical group 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 229960002622 triacetin Drugs 0.000 description 1
- WEAPVABOECTMGR-UHFFFAOYSA-N triethyl 2-acetyloxypropane-1,2,3-tricarboxylate Chemical compound CCOC(=O)CC(C(=O)OCC)(OC(C)=O)CC(=O)OCC WEAPVABOECTMGR-UHFFFAOYSA-N 0.000 description 1
- 239000001069 triethyl citrate Substances 0.000 description 1
- VMYFZRTXGLUXMZ-UHFFFAOYSA-N triethyl citrate Natural products CCOC(=O)C(O)(C(=O)OCC)C(=O)OCC VMYFZRTXGLUXMZ-UHFFFAOYSA-N 0.000 description 1
- 235000013769 triethyl citrate Nutrition 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L3/00—Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
- C08L3/02—Starch; Degradation products thereof, e.g. dextrin
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/08—Cellulose derivatives
- C08L1/10—Esters of organic acids, i.e. acylates
- C08L1/12—Cellulose acetate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/08—Cellulose derivatives
- C08L1/10—Esters of organic acids, i.e. acylates
- C08L1/14—Mixed esters, e.g. cellulose acetate-butyrate
-
- 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
- C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
- C08L2666/02—Organic macromolecular compounds, natural resins, waxes or and bituminous materials
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biological Depolymerization Polymers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Confectionery (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1998TO000735A IT1303553B1 (it) | 1998-09-01 | 1998-09-01 | Composizioni biodegradabili comprendenti amido ed esteri di cellulosa. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200102222B true ZA200102222B (en) | 2001-09-18 |
Family
ID=11417009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200102222A ZA200102222B (en) | 1998-09-01 | 1999-08-31 | Biodegradable compositions comprising starch and polysaccharide esters. |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US6730724B1 (pt) |
| EP (1) | EP1109858B1 (pt) |
| JP (1) | JP4303890B2 (pt) |
| KR (1) | KR20010073073A (pt) |
| CN (1) | CN1225494C (pt) |
| AT (1) | ATE238386T1 (pt) |
| AU (1) | AU755074B2 (pt) |
| BR (1) | BR9913491A (pt) |
| CA (1) | CA2342174C (pt) |
| DE (1) | DE69907224T2 (pt) |
| DK (1) | DK1109858T3 (pt) |
| ES (1) | ES2195611T3 (pt) |
| HR (1) | HRP20010241A2 (pt) |
| IL (1) | IL141664A0 (pt) |
| IT (1) | IT1303553B1 (pt) |
| MX (1) | MXPA01002196A (pt) |
| NO (1) | NO328637B1 (pt) |
| WO (1) | WO2000012616A1 (pt) |
| ZA (1) | ZA200102222B (pt) |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0950690B1 (en) * | 1996-11-05 | 2005-01-26 | NOVAMONT S.p.A. | Biodegradable polymeric compositions comprising starch and a thermoplastic polymer |
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| DE4237535C2 (de) * | 1992-11-06 | 2000-05-25 | Biotec Biolog Naturverpack | Biologisch abbaubare Polymermischung, ein Verfahren und eine Folie |
| JPH07102114A (ja) * | 1993-10-04 | 1995-04-18 | Teijin Ltd | 生分解性組成物 |
| IT1272871B (it) * | 1995-01-10 | 1997-07-01 | Novamont Spa | Composizioni termoplastiche compredenti amido ed altre componenti di origine naturale |
-
1998
- 1998-09-01 IT IT1998TO000735A patent/IT1303553B1/it active IP Right Grant
-
1999
- 1999-08-31 ES ES99946073T patent/ES2195611T3/es not_active Expired - Lifetime
- 1999-08-31 CN CNB998129089A patent/CN1225494C/zh not_active Expired - Fee Related
- 1999-08-31 WO PCT/EP1999/006390 patent/WO2000012616A1/en not_active Application Discontinuation
- 1999-08-31 KR KR1020017002633A patent/KR20010073073A/ko not_active Application Discontinuation
- 1999-08-31 DE DE69907224T patent/DE69907224T2/de not_active Expired - Lifetime
- 1999-08-31 IL IL14166499A patent/IL141664A0/xx unknown
- 1999-08-31 EP EP99946073A patent/EP1109858B1/en not_active Expired - Lifetime
- 1999-08-31 ZA ZA200102222A patent/ZA200102222B/en unknown
- 1999-08-31 DK DK99946073T patent/DK1109858T3/da active
- 1999-08-31 AT AT99946073T patent/ATE238386T1/de active
- 1999-08-31 AU AU58570/99A patent/AU755074B2/en not_active Ceased
- 1999-08-31 US US09/786,189 patent/US6730724B1/en not_active Expired - Lifetime
- 1999-08-31 CA CA002342174A patent/CA2342174C/en not_active Expired - Fee Related
- 1999-08-31 BR BR9913491-8A patent/BR9913491A/pt not_active IP Right Cessation
- 1999-08-31 MX MXPA01002196A patent/MXPA01002196A/es not_active Application Discontinuation
- 1999-08-31 JP JP2000567622A patent/JP4303890B2/ja not_active Expired - Fee Related
-
2001
- 2001-02-28 NO NO20011039A patent/NO328637B1/no not_active IP Right Cessation
- 2001-03-30 HR HR20010241A patent/HRP20010241A2/hr not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| EP1109858A1 (en) | 2001-06-27 |
| KR20010073073A (ko) | 2001-07-31 |
| US6730724B1 (en) | 2004-05-04 |
| DE69907224T2 (de) | 2003-12-11 |
| NO20011039D0 (no) | 2001-02-28 |
| CN1225494C (zh) | 2005-11-02 |
| IL141664A0 (en) | 2002-03-10 |
| HRP20010241A2 (en) | 2002-04-30 |
| EP1109858B1 (en) | 2003-04-23 |
| NO20011039L (no) | 2001-02-28 |
| CA2342174A1 (en) | 2000-03-09 |
| JP4303890B2 (ja) | 2009-07-29 |
| AU5857099A (en) | 2000-03-21 |
| CN1325424A (zh) | 2001-12-05 |
| WO2000012616A1 (en) | 2000-03-09 |
| DE69907224D1 (de) | 2003-05-28 |
| MXPA01002196A (es) | 2003-03-27 |
| ATE238386T1 (de) | 2003-05-15 |
| BR9913491A (pt) | 2001-05-22 |
| ES2195611T3 (es) | 2003-12-01 |
| ITTO980735A1 (it) | 2000-03-01 |
| IT1303553B1 (it) | 2000-11-14 |
| DK1109858T3 (da) | 2003-08-04 |
| AU755074B2 (en) | 2002-12-05 |
| JP2002523598A (ja) | 2002-07-30 |
| CA2342174C (en) | 2008-12-09 |
| ITTO980735A0 (it) | 1998-09-01 |
| NO328637B1 (no) | 2010-04-12 |
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