DD299280A5 - Biochemischer artikel auf staerke basierend sowie verfahren zu seiner herstellung - Google Patents
Biochemischer artikel auf staerke basierend sowie verfahren zu seiner herstellung Download PDFInfo
- Publication number
- DD299280A5 DD299280A5 DD90338507A DD33850790A DD299280A5 DD 299280 A5 DD299280 A5 DD 299280A5 DD 90338507 A DD90338507 A DD 90338507A DD 33850790 A DD33850790 A DD 33850790A DD 299280 A5 DD299280 A5 DD 299280A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- starch
- mass
- acrylic acid
- extruder
- ethylene
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 41
- 238000004519 manufacturing process Methods 0.000 title description 6
- 229920002472 Starch Polymers 0.000 claims abstract description 86
- 235000019698 starch Nutrition 0.000 claims abstract description 86
- 239000008107 starch Substances 0.000 claims abstract description 83
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000000203 mixture Substances 0.000 claims abstract description 45
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 40
- 229920006242 ethylene acrylic acid copolymer Polymers 0.000 claims abstract description 38
- 239000002245 particle Substances 0.000 claims abstract description 29
- 230000008569 process Effects 0.000 claims abstract description 22
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 20
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000004202 carbamide Substances 0.000 claims abstract description 15
- 229920001577 copolymer Polymers 0.000 claims abstract description 11
- 230000003993 interaction Effects 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 16
- 238000002156 mixing Methods 0.000 claims description 16
- 230000032258 transport Effects 0.000 claims description 12
- 239000004698 Polyethylene Substances 0.000 claims description 8
- -1 polyethylene Polymers 0.000 claims description 8
- 229920000573 polyethylene Polymers 0.000 claims description 8
- 238000013022 venting Methods 0.000 claims description 8
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 239000006185 dispersion Substances 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 6
- 239000000654 additive Substances 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 4
- 230000009467 reduction Effects 0.000 claims description 4
- 229920000856 Amylose Polymers 0.000 claims description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 2
- 239000003963 antioxidant agent Substances 0.000 claims description 2
- 239000003337 fertilizer Substances 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000003605 opacifier Substances 0.000 claims description 2
- 239000004014 plasticizer Substances 0.000 claims description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 2
- 239000003381 stabilizer Substances 0.000 claims description 2
- 229920000945 Amylopectin Polymers 0.000 claims 1
- 229920000881 Modified starch Polymers 0.000 claims 1
- 230000008021 deposition Effects 0.000 claims 1
- 235000019426 modified starch Nutrition 0.000 claims 1
- 238000001125 extrusion Methods 0.000 abstract description 15
- 238000001746 injection moulding Methods 0.000 abstract description 6
- 238000007664 blowing Methods 0.000 abstract description 3
- 239000000047 product Substances 0.000 description 22
- 238000000465 moulding Methods 0.000 description 6
- 238000001035 drying Methods 0.000 description 5
- 239000008188 pellet Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical class [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000010096 film blowing Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 230000003472 neutralizing effect Effects 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- 244000075850 Avena orientalis Species 0.000 description 1
- 235000007319 Avena orientalis Nutrition 0.000 description 1
- 229920002261 Corn starch Polymers 0.000 description 1
- 101710083262 Ectin Proteins 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 240000003183 Manihot esculenta Species 0.000 description 1
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 241000209056 Secale Species 0.000 description 1
- 235000007238 Secale cereale Nutrition 0.000 description 1
- 244000061456 Solanum tuberosum Species 0.000 description 1
- 235000002595 Solanum tuberosum Nutrition 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 239000012963 UV stabilizer Substances 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
- 150000001412 amines Chemical class 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 239000008120 corn starch Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000011363 dried mixture Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000000417 fungicide Substances 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 235000013808 oxidized starch Nutrition 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 125000002467 phosphate group Chemical group [H]OP(=O)(O[H])O[*] 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 229920001592 potato starch Polymers 0.000 description 1
- 235000012015 potatoes Nutrition 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000004154 testing of material Methods 0.000 description 1
- 238000003856 thermoforming Methods 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
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B30/00—Preparation of starch, degraded or non-chemically modified starch, amylose, or amylopectin
- C08B30/12—Degraded, destructured or non-chemically modified starch, e.g. mechanically, enzymatically or by irradiation; Bleaching of starch
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing atoms other than carbon or hydrogen
- C08L23/0869—Copolymers of ethene with unsaturated hydrocarbons containing atoms other than carbon or hydrogen with unsaturated acids, e.g. [meth]acrylic acid; with unsaturated esters, e.g. [meth]acrylic acid esters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F13/15252—Properties of the article, e.g. stiffness or absorbency compostable or biodegradable
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Biological Depolymerization Polymers (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Materials For Medical Uses (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Bakery Products And Manufacturing Methods Therefor (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Medicinal Preparation (AREA)
- Saccharide Compounds (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Endoscopes (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Processing Of Solid Wastes (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Measurement Of Radiation (AREA)
- Steroid Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT8941002A IT1235543B (it) | 1989-03-09 | 1989-03-09 | Articoli formati a base di amido e processo per ottenerli |
| IT8967666A IT1232893B (it) | 1989-08-02 | 1989-08-02 | Procedimento per la preparazione di una composizione filmabile di materiale plastico biodegradabile e composizioni cosi ottenute |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD299280A5 true DD299280A5 (de) | 1992-04-09 |
Family
ID=26329107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD90338507A DD299280A5 (de) | 1989-03-09 | 1990-03-08 | Biochemischer artikel auf staerke basierend sowie verfahren zu seiner herstellung |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US5262458A (ja) |
| EP (1) | EP0413798B1 (ja) |
| JP (1) | JP2925728B2 (ja) |
| KR (1) | KR0169087B1 (ja) |
| CN (1) | CN1038422C (ja) |
| AT (1) | ATE131505T1 (ja) |
| AU (1) | AU628495B2 (ja) |
| BR (1) | BR9004768A (ja) |
| CA (1) | CA2028130C (ja) |
| DD (1) | DD299280A5 (ja) |
| DE (1) | DE69024132T2 (ja) |
| DK (1) | DK0413798T3 (ja) |
| ES (1) | ES2081975T3 (ja) |
| FI (1) | FI102288B (ja) |
| GR (1) | GR1000578B (ja) |
| HU (1) | HUT56384A (ja) |
| IL (1) | IL93620A0 (ja) |
| NO (1) | NO180781C (ja) |
| WO (1) | WO1990010671A1 (ja) |
Families Citing this family (116)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5035930A (en) * | 1988-12-30 | 1991-07-30 | National Starch And Chemical Investment Holding Corporation | Biodegradable shaped products and the method of preparation thereof |
| US5043196A (en) * | 1989-05-17 | 1991-08-27 | National Starch And Chemical Investment Holding Corporation | Biodegradable shaped products and the method of preparation thereof |
| WO1990014388A1 (en) * | 1989-05-19 | 1990-11-29 | Agri-Tech Industries, Inc. | Injection molded biodegradable starch polymer composite |
| IT1234783B (it) * | 1989-05-30 | 1992-05-27 | Butterfly Srl | Procedimento per la produzione di composizioni a base di amido destrutturato e composizioni cosi ottenute |
| IT1233599B (it) * | 1989-05-30 | 1992-04-06 | Butterfly Srl | Composizioni polimeriche per la produzione di articoli di materiale plastico biodegradabile e procedimenti per la loro preparazione |
| IL94587A (en) * | 1989-06-19 | 1997-04-15 | Novon International | Polymer base blend compositions containing destructurized starch |
| PL286051A1 (en) * | 1989-07-20 | 1991-03-11 | Warner Lambert Co | Polymer mixture, method for manufacturing a thermoplastic product and a method for manufacturing a thermoplastic alloy |
| US5288765A (en) * | 1989-08-03 | 1994-02-22 | Spherilene S.R.L. | Expanded articles of biodegradable plastics materials and a method for their production |
| US5409973A (en) * | 1989-08-07 | 1995-04-25 | Butterfly S.R.L. | Polymer composition including destructured starch and an ethylene copolymer |
| IT1232910B (it) * | 1989-08-07 | 1992-03-05 | Butterfly Srl | Composizioni polimeriche per la produzione di articoli di materiale plastico biodegradabile e procedimenti per la loro preparazione |
| GB9017300D0 (en) * | 1990-08-07 | 1990-09-19 | Cerestar Holding Bv | Starch treatment process |
| IT1242722B (it) * | 1990-08-09 | 1994-05-17 | Butterfly Srl | Film stratificato a matrice amidacea e di bassa permeabilita' e procedimento per la sua produzione. |
| DE4038732A1 (de) * | 1990-12-05 | 1992-06-11 | Henkel Kgaa | Mit synthetischen polymerverbindungen modifizierte werkstoffe und/oder formteile auf staerkebasis und verfahren zu ihrer herstellung |
| IT1245408B (it) * | 1991-02-20 | 1994-09-20 | Butterfly Srl | Composizioni polimeriche biodegradabili a base di amido e di polimero termoplastico |
| US5292782A (en) * | 1991-02-20 | 1994-03-08 | Novamont S.P.A. | Biodegradable polymeric compositions based on starch and thermoplastic polymers |
| IT1245485B (it) * | 1991-05-03 | 1994-09-20 | Butterfly Srl | Membrane permselettive e loro impiego |
| US5412005A (en) * | 1991-05-03 | 1995-05-02 | Novamont S.P.A. | Biodegradable polymeric compositions based on starch and thermoplastic polymers |
| IT1256693B (it) * | 1992-03-10 | 1995-12-12 | Novamont Spa | Composizione polimerica amidacea filmabile, ed articoli sagomati, particolarmente film e foglie ottenibili da tale composizione, aventi elevato effetto barriera e procedimento relativo. |
| EP0525245A1 (en) * | 1991-08-01 | 1993-02-03 | NOVAMONT S.p.A. | Disposable absorbent articles |
| DE4116404A1 (de) * | 1991-05-18 | 1992-11-19 | Tomka Ivan | Polymermischung fuer die herstellung von folien |
| DE9107213U1 (de) * | 1991-06-12 | 1991-10-24 | Vos, geb. Schneeberger, Petra, Wolfgantzen | Opferlicht zum Aufstellen in Kirchen, Kapellen, kultischen Gedenkstätten o.dgl. |
| SK147693A3 (en) * | 1991-06-26 | 1994-09-07 | Procter & Gamble | Biodegradable, liquid impervious film |
| PL169131B1 (pl) * | 1991-06-26 | 1996-06-28 | Procter & Gamble | Wyrób chlonny ulegajacy rozkladowi biologicznemu PL PL PL |
| US5217803A (en) * | 1991-06-26 | 1993-06-08 | Tredegar Industries, Inc. | Disposable absorbent articles with biodegradable backsheets |
| US5254607A (en) * | 1991-06-26 | 1993-10-19 | Tredegar Industries, Inc. | Biodegradable, liquid impervious films |
| IT1250045B (it) * | 1991-11-07 | 1995-03-30 | Butterfly Srl | Procedimento per la produzione di alcool polivinilico plastificato e suo impiego per la preparazione di composizioni termoplastiche biodegradabili a base di amido. |
| IT1250901B (it) * | 1991-12-12 | 1995-04-21 | Novamont Spa | Articoli biodegradabili a base di amido. |
| US5440808A (en) * | 1992-01-30 | 1995-08-15 | Warner-Lambert Company | Disposable shaped article |
| US5635550A (en) * | 1992-02-07 | 1997-06-03 | Solvay (Societe Anonyme) | Starch-based composition |
| US5550177A (en) * | 1992-02-28 | 1996-08-27 | The United States Of America As Represented By The Secretary Of Agriculture | Starch and poly (ethlene-co-acrylic acid) pastes and gels, and method for their making |
| DE4209095A1 (de) * | 1992-03-20 | 1993-09-23 | Henkel Kgaa | Thermoplastisch verarbeitbare werkstoffe auf staerkebasis, daraus gewonnene formteile und verfahren zu ihrer herstellung |
| US5419283A (en) * | 1992-04-08 | 1995-05-30 | Ciuffo Gatto S.R.L. | Animal chew toy of starch material and degradable ethylene copolymer |
| US5939467A (en) * | 1992-06-26 | 1999-08-17 | The Procter & Gamble Company | Biodegradable polymeric compositions and products thereof |
| AU681589B2 (en) * | 1992-06-26 | 1997-09-04 | Procter & Gamble Company, The | Biodegradable, liquid impervious multilayer film compositions |
| US5851634A (en) | 1992-08-11 | 1998-12-22 | E. Khashoggi Industries | Hinges for highly inorganically filled composite materials |
| US5709827A (en) | 1992-08-11 | 1998-01-20 | E. Khashoggi Industries | Methods for manufacturing articles having a starch-bound cellular matrix |
| US5508072A (en) | 1992-08-11 | 1996-04-16 | E. Khashoggi Industries | Sheets having a highly inorganically filled organic polymer matrix |
| US5662731A (en) | 1992-08-11 | 1997-09-02 | E. Khashoggi Industries | Compositions for manufacturing fiber-reinforced, starch-bound articles having a foamed cellular matrix |
| US5928741A (en) | 1992-08-11 | 1999-07-27 | E. Khashoggi Industries, Llc | Laminated articles of manufacture fashioned from sheets having a highly inorganically filled organic polymer matrix |
| US5582670A (en) | 1992-08-11 | 1996-12-10 | E. Khashoggi Industries | Methods for the manufacture of sheets having a highly inorganically filled organic polymer matrix |
| US5618341A (en) | 1992-08-11 | 1997-04-08 | E. Khashoggi Industries | Methods for uniformly dispersing fibers within starch-based compositions |
| US5679145A (en) | 1992-08-11 | 1997-10-21 | E. Khashoggi Industries | Starch-based compositions having uniformly dispersed fibers used to manufacture high strength articles having a fiber-reinforced, starch-bound cellular matrix |
| US5580624A (en) | 1992-08-11 | 1996-12-03 | E. Khashoggi Industries | Food and beverage containers made from inorganic aggregates and polysaccharide, protein, or synthetic organic binders, and the methods of manufacturing such containers |
| US5800647A (en) | 1992-08-11 | 1998-09-01 | E. Khashoggi Industries, Llc | Methods for manufacturing articles from sheets having a highly inorganically filled organic polymer matrix |
| US5830305A (en) * | 1992-08-11 | 1998-11-03 | E. Khashoggi Industries, Llc | Methods of molding articles having an inorganically filled organic polymer matrix |
| US5506046A (en) | 1992-08-11 | 1996-04-09 | E. Khashoggi Industries | Articles of manufacture fashioned from sheets having a highly inorganically filled organic polymer matrix |
| US5658603A (en) | 1992-08-11 | 1997-08-19 | E. Khashoggi Industries | Systems for molding articles having an inorganically filled organic polymer matrix |
| US5545450A (en) | 1992-08-11 | 1996-08-13 | E. Khashoggi Industries | Molded articles having an inorganically filled organic polymer matrix |
| US5683772A (en) | 1992-08-11 | 1997-11-04 | E. Khashoggi Industries | Articles having a starch-bound cellular matrix reinforced with uniformly dispersed fibers |
| US5783126A (en) | 1992-08-11 | 1998-07-21 | E. Khashoggi Industries | Method for manufacturing articles having inorganically filled, starch-bound cellular matrix |
| US5810961A (en) | 1993-11-19 | 1998-09-22 | E. Khashoggi Industries, Llc | Methods for manufacturing molded sheets having a high starch content |
| US5830548A (en) | 1992-08-11 | 1998-11-03 | E. Khashoggi Industries, Llc | Articles of manufacture and methods for manufacturing laminate structures including inorganically filled sheets |
| DE4228016C1 (de) * | 1992-08-24 | 1994-03-31 | Biotec Biolog Naturverpack | Verfahren zum Herstellen von biologisch abbaubaren Folien aus pflanzlichen Rohstoffen |
| BE1006138A3 (fr) * | 1992-09-01 | 1994-05-24 | Solvay | Compositions polymeriques pour la production d'articles soudables en haute frequence, maitre melange pour la preparation de ces compositions et articles produits a partir de celles-ci. |
| US5844023A (en) | 1992-11-06 | 1998-12-01 | Bio-Tec Biologische Naturverpackungen Gmbh | Biologically degradable polymer mixture |
| DE4237535C2 (de) | 1992-11-06 | 2000-05-25 | Biotec Biolog Naturverpack | Biologisch abbaubare Polymermischung, ein Verfahren und eine Folie |
| KR960012444B1 (ko) * | 1992-11-24 | 1996-09-20 | 주식회사 유공 | 전분이 화학 결합된 생분해성 폴리에틸렌 조성물 및 그 제조방법 |
| US5716675A (en) | 1992-11-25 | 1998-02-10 | E. Khashoggi Industries | Methods for treating the surface of starch-based articles with glycerin |
| US5352716A (en) * | 1992-12-16 | 1994-10-04 | Ecostar International, L.P. | Degradable synthetic polymeric compounds |
| US5910520A (en) * | 1993-01-15 | 1999-06-08 | Mcneil-Ppc, Inc. | Melt processable biodegradable compositions and articles made therefrom |
| DK169728B1 (da) | 1993-02-02 | 1995-01-23 | Stein Gaasland | Fremgangsmåde til frigørelse af cellulosebaserede fibre fra hinanden i vand og støbemasse til plastisk formning af celluloseholdige fiberprodukter |
| EP0621041B1 (en) * | 1993-04-23 | 2002-09-11 | Mitsubishi Chemical Corporation | Highly water-absorptive polymers having enhanced gel strength |
| US5738921A (en) | 1993-08-10 | 1998-04-14 | E. Khashoggi Industries, Llc | Compositions and methods for manufacturing sealable, liquid-tight containers comprising an inorganically filled matrix |
| CN1037515C (zh) * | 1993-08-24 | 1998-02-25 | 北京市星辰现代控制工程研究所 | 一种可生物降解的含淀粉的高分子组合物及其制备方法 |
| US6083586A (en) | 1993-11-19 | 2000-07-04 | E. Khashoggi Industries, Llc | Sheets having a starch-based binding matrix |
| US5736209A (en) | 1993-11-19 | 1998-04-07 | E. Kashoggi, Industries, Llc | Compositions having a high ungelatinized starch content and sheets molded therefrom |
| CN1103607C (zh) * | 1993-12-20 | 2003-03-26 | 普罗克特和甘保尔公司 | 生物降解性增强的ph－改性聚合物组合物 |
| US5776388A (en) | 1994-02-07 | 1998-07-07 | E. Khashoggi Industries, Llc | Methods for molding articles which include a hinged starch-bound cellular matrix |
| US5843544A (en) | 1994-02-07 | 1998-12-01 | E. Khashoggi Industries | Articles which include a hinged starch-bound cellular matrix |
| US5705203A (en) | 1994-02-07 | 1998-01-06 | E. Khashoggi Industries | Systems for molding articles which include a hinged starch-bound cellular matrix |
| DE69513889T2 (de) * | 1994-06-21 | 2000-07-27 | The B.F. Goodrich Co., Brecksville | Degradierbare Mischungszusammensetzung |
| US5759569A (en) * | 1995-01-10 | 1998-06-02 | The Procter & Gamble Company | Biodegradable articles made from certain trans-polymers and blends thereof with other biodegradable components |
| US6096809A (en) | 1995-04-07 | 2000-08-01 | Bio-Tec Biologische Naturverpackungen Gmbh & Co. Kg | Biologically degradable polymer mixture |
| US6168857B1 (en) | 1996-04-09 | 2001-01-02 | E. Khashoggi Industries, Llc | Compositions and methods for manufacturing starch-based compositions |
| US5954683A (en) * | 1996-04-15 | 1999-09-21 | Playtex Products, Inc. | Composition and coating for a disposable tampon applicator and method of increasing applicator flexibility |
| DE19624641A1 (de) | 1996-06-20 | 1998-01-08 | Biotec Biolog Naturverpack | Biologisch abbaubarer Werkstoff, bestehend im wesentlichen aus oder auf Basis thermoplastischer Stärke |
| DK0947559T3 (da) * | 1996-11-05 | 2005-02-14 | Novamont Spa | Biologisk nedbrydelige polymersammensætninger, som indeholder stivelse og en termoplastisk polymer |
| US5804653A (en) * | 1997-03-07 | 1998-09-08 | Playtex Products, Inc. | Polyvinyl alcohol compound |
| US5908587A (en) * | 1997-06-26 | 1999-06-01 | General Motors Corporation | Method of making fibrillose articles |
| IT1305576B1 (it) * | 1998-09-22 | 2001-05-09 | Novamont Spa | Polimeri a carattere idrofobico caricati con complessi dell'amido. |
| US6231970B1 (en) | 2000-01-11 | 2001-05-15 | E. Khashoggi Industries, Llc | Thermoplastic starch compositions incorporating a particulate filler component |
| US6573340B1 (en) | 2000-08-23 | 2003-06-03 | Biotec Biologische Naturverpackungen Gmbh & Co. Kg | Biodegradable polymer films and sheets suitable for use as laminate coatings as well as wraps and other packaging materials |
| ITTO20010060A1 (it) | 2001-01-25 | 2002-07-25 | Novamont Spa | Miscele ternartie di poliesteri alifatici biodegradabili e prodotti da queste ottenuti. |
| ITTO20010058A1 (it) | 2001-01-25 | 2002-07-25 | Novamont Spa | Miscele ternarie di poliesteri biodegradabili e prodotti da queste ottenuti. |
| US7241832B2 (en) * | 2002-03-01 | 2007-07-10 | bio-tec Biologische Naturverpackungen GmbH & Co., KG | Biodegradable polymer blends for use in making films, sheets and other articles of manufacture |
| US7297394B2 (en) | 2002-03-01 | 2007-11-20 | Bio-Tec Biologische Naturverpackungen Gmbh & Co. Kg | Biodegradable films and sheets suitable for use as coatings, wraps and packaging materials |
| US6905759B2 (en) | 2001-04-23 | 2005-06-14 | Kimberly Clark Worldwide, Inc. | Biodegradable films having enhanced ductility and breathability |
| US6660211B2 (en) | 2001-04-23 | 2003-12-09 | Kimberly-Clark Worldwide, Inc. | Methods of making biodegradable films having enhanced ductility and breathability |
| US7071249B2 (en) * | 2001-10-05 | 2006-07-04 | William Ho | Biodegradable starch resin and method for making same |
| DE10214327A1 (de) * | 2001-10-23 | 2003-05-22 | Innogel Ag Zug | Netzwerk auf Polysaccharidbasis und Verfahren zu dessen Herstellung |
| KR20030042572A (ko) * | 2001-11-23 | 2003-06-02 | 주식회사 그린메이드 | 생분해성 및 생붕괴성 수지 조성물 및 이를 이용한성형제품 |
| ITMI20020386A1 (it) * | 2002-02-27 | 2003-08-27 | Ledysan S P A | Procedimento per realizzare una pellicola biodegradabile per articoliassorbenti igienici-sanitari e pannolini che la contengono |
| US20040202632A1 (en) * | 2003-04-10 | 2004-10-14 | Unilever Home & Personal Care Usa, Division Of Conocpo, Inc. | Fragranced solid cosmetic compositions based on a starch delivery system |
| US7172814B2 (en) * | 2003-06-03 | 2007-02-06 | Bio-Tec Biologische Naturverpackungen Gmbh & Co | Fibrous sheets coated or impregnated with biodegradable polymers or polymers blends |
| US7947766B2 (en) | 2003-06-06 | 2011-05-24 | The Procter & Gamble Company | Crosslinking systems for hydroxyl polymers |
| US7241838B2 (en) * | 2003-12-19 | 2007-07-10 | Eastman Chemical Company | Blends of aliphatic-aromatic copolyesters with ethylene-vinyl acetate copolymers |
| US6977116B2 (en) | 2004-04-29 | 2005-12-20 | The Procter & Gamble Company | Polymeric structures and method for making same |
| US6955850B1 (en) | 2004-04-29 | 2005-10-18 | The Procter & Gamble Company | Polymeric structures and method for making same |
| US7629405B2 (en) * | 2004-11-19 | 2009-12-08 | Board Of Trustees Of Michigan State University | Starch-polyester biodegradable graft copolyers and a method of preparation thereof |
| US20090160095A1 (en) * | 2004-11-19 | 2009-06-25 | Board Of Trustees Of Michigan State University | Biodegradable thermoplasticized starch-polyester reactive blends for thermoforming applications |
| US20070021515A1 (en) * | 2005-07-19 | 2007-01-25 | United States (as represented by the Secretary of Agriculture) | Expandable starch-based beads and method of manufacturing molded articles therefrom |
| US7989524B2 (en) * | 2005-07-19 | 2011-08-02 | The United States Of America, As Represented By The Secretary Of Agriculture | Fiber-reinforced starch-based compositions and methods of manufacture and use |
| US20070082982A1 (en) * | 2005-10-11 | 2007-04-12 | The Procter & Gamble Company | Water stable compositions and articles comprising starch and methods of making the same |
| ITMI20061845A1 (it) | 2006-09-27 | 2008-03-28 | Novamont Spa | Composizioni biodegradabili polifasiche a base di amido |
| EP2115008B1 (en) | 2007-03-01 | 2019-09-18 | De Staat der Nederlanden, vert. door de Minister van Volksgezondheid, Welzijn en Sport, namens de Minister, Projectdirectie ALT, het INTRAVACC | Biodegradable material based on opened starch |
| BR112017012927A2 (pt) * | 2014-12-17 | 2018-03-13 | Oreal | partícula compósita, processo cosmético e métodos para a preparação de uma partícula compósita |
| US11111363B2 (en) | 2015-06-30 | 2021-09-07 | BiologiQ, Inc. | Articles formed with renewable and/or sustainable green plastic material and carbohydrate-based polymeric materials lending increased strength and/or biodegradability |
| US11926940B2 (en) | 2015-06-30 | 2024-03-12 | BiologiQ, Inc. | Spunbond nonwoven materials and fibers including starch-based polymeric materials |
| US11046840B2 (en) | 2015-06-30 | 2021-06-29 | BiologiQ, Inc. | Methods for lending biodegradability to non-biodegradable plastic materials |
| US11926929B2 (en) | 2015-06-30 | 2024-03-12 | Biologiq, Inc | Melt blown nonwoven materials and fibers including starch-based polymeric materials |
| US11879058B2 (en) | 2015-06-30 | 2024-01-23 | Biologiq, Inc | Yarn materials and fibers including starch-based polymeric materials |
| US11674014B2 (en) * | 2015-06-30 | 2023-06-13 | BiologiQ, Inc. | Blending of small particle starch powder with synthetic polymers for increased strength and other properties |
| US11674018B2 (en) * | 2015-06-30 | 2023-06-13 | BiologiQ, Inc. | Polymer and carbohydrate-based polymeric material blends with particular particle size characteristics |
| US11359088B2 (en) | 2015-06-30 | 2022-06-14 | BiologiQ, Inc. | Polymeric articles comprising blends of PBAT, PLA and a carbohydrate-based polymeric material |
| CN108811993A (zh) * | 2018-07-10 | 2018-11-16 | 成都工业学院 | 地膜及其制备方法和用途 |
| JP7657444B2 (ja) * | 2020-02-10 | 2025-04-07 | 株式会社コバヤシ | 樹脂組成物及びその製造方法、並びに可塑化澱粉及びその製造方法 |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US112980A (en) * | 1871-03-21 | Improvement in needles for sewing-machines | ||
| US3652542A (en) * | 1969-07-15 | 1972-03-28 | Penick & Ford Ltd | Process for preparing etherified depolymerized starch product compatible with polyvinyl alcohol |
| US4133784A (en) * | 1977-09-28 | 1979-01-09 | The United States Of America As Represented By The Secretary Of Agriculture | Biodegradable film compositions prepared from starch and copolymers of ethylene and acrylic acid |
| US4337181A (en) * | 1980-01-17 | 1982-06-29 | The United States Of America As Represented By The Secretary Of Agriculture | Biodegradable starch-based blown films |
| BG46154A3 (bg) * | 1983-02-18 | 1989-10-16 | Warner-Lambert Company Llc | Метод за получаване на капсули |
| US4454268A (en) * | 1983-06-23 | 1984-06-12 | The United States Of America As Represented By The Secretary Of Agriculture | Starch-based semipermeable films |
| US4673438A (en) * | 1984-02-13 | 1987-06-16 | Warner-Lambert Company | Polymer composition for injection molding |
| CH669201A5 (de) * | 1986-05-05 | 1989-02-28 | Warner Lambert Co | Bei raumtemperaturen feste und freifliessende basiszusammensetzung fuer das druckformen. |
| GB2205323B (en) * | 1987-03-09 | 1991-01-30 | Warner Lambert Co | Destructurized starch and process for making same |
| GB2206888B (en) * | 1987-07-07 | 1991-02-06 | Warner Lambert Co | A destructurized starch and a process for making same |
| GB2208651B (en) * | 1987-08-18 | 1991-05-08 | Warner Lambert Co | Shaped articles made from pre-processed starch |
| GB2214516B (en) * | 1988-01-25 | 1992-10-07 | Warner Lambert Co | Method of producing destructurised starch |
| GB2214918B (en) | 1988-02-03 | 1992-10-07 | Warner Lambert Co | Polymeric materials made from starch and at least one synthetic thermoplastic polymeric material |
| GB2231880A (en) * | 1989-04-03 | 1990-11-28 | Warner Lambert Co | Starch |
| IL94587A (en) * | 1989-06-19 | 1997-04-15 | Novon International | Polymer base blend compositions containing destructurized starch |
| IL94588A0 (en) * | 1989-06-22 | 1991-04-15 | Warner Lambert Co | Polymer base blend compositions containing destructurized starch |
| IL94589A0 (en) * | 1989-06-22 | 1991-04-15 | Warner Lambert Co | Polymer base blend compositions containing destructurized starch |
| IL94647A0 (en) * | 1989-07-06 | 1991-04-15 | Warner Lambert Co | Polymer base blend compositions containing destructurized starch |
| YU129090A (sh) * | 1989-07-11 | 1992-12-21 | Warner-Lambert Company | Preparati polimernih smeša koji sadrže destrukturisani skrob |
| UA18715A (uk) * | 1989-07-11 | 1997-12-25 | Варнер-Ламберт Компані | Композиція, спосіб переробки композиції та спосіб одержаhhя її розплаву |
| YU128990A (sh) * | 1989-07-11 | 1993-05-28 | Warner-Lambert Co. | Preparati polimernih smeša koji sadrže destrukturisani skrob |
| NO903089L (no) * | 1989-07-18 | 1991-01-21 | Warner Lambert Co | Polymere basisblandinger med strukturendret stivelse. |
| PT94657B (pt) * | 1989-07-18 | 1997-02-28 | Warner Lambert Co | Processo para a preparacao de uma composicao de mistura de base polimerica contendo amido desestruturado e de produtos que a contem |
| AU630048B2 (en) * | 1989-07-18 | 1992-10-15 | Novon International, Inc. | Polymer base blend compositions containing destructurized starch |
| IL95079A0 (en) * | 1989-07-20 | 1991-06-10 | Warner Lambert Co | Polymer base blend compositions containing destructurized starch |
| PL286051A1 (en) * | 1989-07-20 | 1991-03-11 | Warner Lambert Co | Polymer mixture, method for manufacturing a thermoplastic product and a method for manufacturing a thermoplastic alloy |
-
1990
- 1990-03-02 IL IL93620A patent/IL93620A0/xx unknown
- 1990-03-07 GR GR900100160A patent/GR1000578B/el not_active IP Right Cessation
- 1990-03-08 CN CN90102132A patent/CN1038422C/zh not_active Expired - Lifetime
- 1990-03-08 BR BR909004768A patent/BR9004768A/pt not_active Application Discontinuation
- 1990-03-08 HU HU902344A patent/HUT56384A/hu unknown
- 1990-03-08 AU AU51785/90A patent/AU628495B2/en not_active Ceased
- 1990-03-08 DD DD90338507A patent/DD299280A5/de unknown
- 1990-03-08 JP JP2504196A patent/JP2925728B2/ja not_active Expired - Fee Related
- 1990-03-08 DE DE69024132T patent/DE69024132T2/de not_active Expired - Fee Related
- 1990-03-08 ES ES90904276T patent/ES2081975T3/es not_active Expired - Lifetime
- 1990-03-08 WO PCT/EP1990/000375 patent/WO1990010671A1/en not_active Ceased
- 1990-03-08 DK DK90904276.4T patent/DK0413798T3/da active
- 1990-03-08 AT AT90904276T patent/ATE131505T1/de not_active IP Right Cessation
- 1990-03-08 EP EP90904276A patent/EP0413798B1/en not_active Expired - Lifetime
- 1990-03-08 KR KR1019900702386A patent/KR0169087B1/ko not_active Expired - Fee Related
- 1990-03-08 CA CA002028130A patent/CA2028130C/en not_active Expired - Lifetime
- 1990-03-08 US US07/613,506 patent/US5262458A/en not_active Expired - Lifetime
- 1990-11-07 FI FI905511A patent/FI102288B/fi active IP Right Grant
- 1990-11-09 NO NO904880A patent/NO180781C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO904880D0 (no) | 1990-11-09 |
| JP2925728B2 (ja) | 1999-07-28 |
| FI102288B1 (fi) | 1998-11-13 |
| NO904880L (no) | 1990-11-09 |
| IL93620A0 (en) | 1990-12-23 |
| ATE131505T1 (de) | 1995-12-15 |
| KR920700257A (ko) | 1992-02-19 |
| HUT56384A (en) | 1991-08-28 |
| GR1000578B (el) | 1992-08-26 |
| DE69024132T2 (de) | 1996-08-01 |
| CN1045797A (zh) | 1990-10-03 |
| FI102288B (fi) | 1998-11-13 |
| CA2028130A1 (en) | 1990-09-10 |
| DE69024132D1 (de) | 1996-01-25 |
| FI905511A0 (fi) | 1990-11-07 |
| BR9004768A (pt) | 1991-07-30 |
| GR900100160A (en) | 1990-07-31 |
| HU902344D0 (en) | 1991-05-28 |
| AU628495B2 (en) | 1992-09-17 |
| NO180781C (no) | 1997-06-18 |
| WO1990010671A1 (en) | 1990-09-20 |
| US5262458A (en) | 1993-11-16 |
| DK0413798T3 (da) | 1996-01-22 |
| CN1038422C (zh) | 1998-05-20 |
| NO180781B (no) | 1997-03-10 |
| EP0413798B1 (en) | 1995-12-13 |
| KR0169087B1 (ko) | 1999-03-20 |
| EP0413798A1 (en) | 1991-02-27 |
| AU5178590A (en) | 1990-10-09 |
| CA2028130C (en) | 2002-02-19 |
| ES2081975T3 (es) | 1996-03-16 |
| JPH03505232A (ja) | 1991-11-14 |
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