WO2005042217A1 - 植物廃棄物を用いた成形品及びその製造方法 - Google Patents
植物廃棄物を用いた成形品及びその製造方法 Download PDFInfo
- Publication number
- WO2005042217A1 WO2005042217A1 PCT/JP2004/016298 JP2004016298W WO2005042217A1 WO 2005042217 A1 WO2005042217 A1 WO 2005042217A1 JP 2004016298 W JP2004016298 W JP 2004016298W WO 2005042217 A1 WO2005042217 A1 WO 2005042217A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- thermoplastic resin
- weight
- plant waste
- molded article
- waste
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/003—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/26—Scrap or recycled material
Definitions
- the present invention relates to a molded article consisting essentially of plant waste and thermoplastic resin, and a method for producing the same.
- the present invention relates to an organic solvent-free and formaldehyde-free plant waste and a molded article essentially consisting of a thermoplastic resin, and a method for producing the same.
- WO94Z20280 discloses that after mixing a fixed powder or the like obtained by grinding a ground powder having a strong cellulosic material with a resin and the like, melting and extruding or injection molding to obtain a desired molded product. It discloses a method of obtaining.
- Japanese Patent Application Laid-Open No. H1156853 discloses a method of crushing and pulverizing waste plastic and wood chips and the like, mixing the mixture, and heating and fluidizing the mixture to carry out extrusion molding or injection molding.
- the above-described method has a problem in that equipment for converting the resin into a molten state is required, and the cost is high.
- the above-mentioned method requires equipment for pulverization processing, grinding processing, extrusion molding or injection molding, and has a problem in that the cost in that aspect is high!
- Patent Document 1 WO94Z20280.
- Patent Document 2 JP-A-11-156853.
- an object of the present invention is to solve the above-mentioned conventional problems.
- an object of the present invention is to provide a method for producing a molded article, particularly a molded article consisting essentially of plant waste and thermoplastic resin, at a reduced cost.
- Another object of the present invention is to provide, in addition to the above objects, a molded article consisting essentially of an organic solvent-free, especially formaldehyde-free plant waste and a thermoplastic resin. And there.
- Moisture wets plant waste at a rate of 20-50 parts by weight, preferably 30-48 parts by weight, more preferably 35-45 parts by weight, based on 100 parts by weight of plant waste.
- Dispersing step adding finely powdered thermoplastic resin having a particle size of 1-1500 m to the plant waste wet with water, and dispersing the finely powdered thermoplastic resin on the surface of the plant waste; A process of hot-pressing the plant waste having the finely powdered thermoplastic resin on its surface with an open-type hot press to obtain a molded article of a desired shape. An essential method of manufacturing molded articles.
- the total amount of the plant waste and the finely powdered thermoplastic resin when the total amount of the plant waste and the finely powdered thermoplastic resin is 100% by weight, the total amount of the plant waste is 60% by weight or more, preferably 70% by weight. 90% by weight, more preferably 75-85% by weight, and the finely powdered thermoplastic resin is more than 0% by weight and 40% by weight or less, preferably 10-30% by weight, more preferably 15-25% by weight. It is good.
- the heat and pressure process temperature 180 ° C. or less, preferably 75 to 180 ° C.
- the heat and pressure step is preferably performed at 140 to 180 ° C, more preferably at 140 to 160 ° C.
- the hot-pressing step may be performed at a temperature higher than the melting point (mp) of the finely powdered thermoplastic resin used and at a temperature lower than mp + 30 ° C, preferably mp + 10-mp. + 20 ° C power! ⁇ .
- the finely divided thermoplastic resin is at least one selected from the group consisting of polyolefins, polyesters, and ethylene-vinyl acetate copolymer.
- the finely divided thermoplastic resin may have a biodegradable polymer.
- the finely divided thermoplastic resin may have a particle size of 11 to 600 ⁇ m, preferably 60 to 200 ⁇ m.
- it may be preferable to contain a water dispersant, a foaming agent, an antioxidant, and Z or a coloring agent in the step of wetting with water.
- ⁇ 8> In any one of the above ⁇ 1>- ⁇ 7>, it is preferable to disperse a dispersant, a foaming agent, an antioxidant, and Z or a colorant.
- the molded article may further comprise a dispersant, a foaming agent, an antioxidant, and Z or a colorant.
- the plant waste may be a plant waste having plant fiber, particularly flexible plant fiber.
- the plant waste may be a non-edible portion of a plant for food and drink and a non-utilized portion of wood.
- the plant waste power is a group consisting of rice husk, tree bark, rice straw, wood chips and branches and leaves, sawdust, and plane shavings. There should be.
- a molded article essentially comprising only plant waste and thermoplastic resin, wherein the molded article contains 60% by weight or more, preferably 70% by weight, of plant waste in 100% by weight of the molded article. — 90% by weight, more preferably 75-85% by weight, and more than 0% by weight and less than 40% by weight, preferably 10-30% by weight, more preferably 15-25% by weight of thermoplastic resin.
- thermoplastic resin may be at least one selected from the group consisting of polyolefins, polyesters, and ethylene-vinyl acetate copolymer.
- thermoplastic resin preferably has a biodegradable polymer.
- the plant waste is plant waste, especially plant waste having flexible plant fiber. ,.
- the plant waste may be a non-edible part of a plant for food and drink and a non-use part of wood.
- the plant waste is A group consisting of bark, rice straw, wood chips and branches and leaves, sawdust, and shavings. At least one selected from the group is good.
- the molded article may contain a dispersing agent, a foaming agent, an antioxidant, and Z or a coloring agent, if desired.
- a molded article essentially comprising only vegetable waste and thermoplastic resin, wherein the molded article has a water content of 20 to 50 parts by weight with respect to 100 parts by weight of the absolute dry weight of the plant waste.
- the plant waste is wetted with water, preferably in a proportion of 30-48 parts by weight, more preferably in a proportion of 35-45 parts by weight, and the resulting water-wetted plant waste has a particle size of 1-1500 m.
- thermoplastic resin Preferably 1-600 / zm, more preferably 60-200 m, obtained by dispersing said finely divided thermoplastic resin on the surface of plant waste,
- the above molded article which is obtained by hot-pressing a plant waste having a fine powdery thermoplastic resin on its surface with an open-type hot press machine to obtain a desired shape.
- the molded article contains 60% by weight or more, preferably 70 to 90% by weight, more preferably 75 to 85% by weight of plant waste in 100% by weight of the molded article.
- the finely powdered thermoplastic resin has a content of more than 0% by weight to 40% by weight or less, preferably 10 to 30% by weight, more preferably 15 to 25% by weight.
- thermoplastic resin may be at least one selected from the group consisting of polyolefin, polyester, and ethylene butyl acetate copolymer.
- thermoplastic resin may contain a biodegradable polymer.
- the plant waste may be plant waste having plant fibers, especially flexible plant fibers. .
- the plant waste is preferably a non-edible part of a plant for food and drink, and a non-use part of wood.
- the plant waste is selected from the group consisting of rice husks, bark, rice straw, wood chips and branches and leaves, sawdust, and shavings. It should be at least one species.
- the molded article may optionally contain a dispersant, a foaming agent, an antioxidant, and Z or a coloring agent.
- a molded article consisting essentially of an organic solvent-free, particularly, formaldehyde-free plant waste and a thermoplastic resin.
- the present invention provides a method for producing a molded article consisting essentially of plant waste and thermoplastic resin.
- the method of the present invention comprises a step of wetting the plant waste with water at a ratio of 20 to 50 parts by weight of moisture to 100 parts by weight of the absolute dry weight of the plant waste; (I) a dispersion step of adding 1500 m of finely powdered thermoplastic resin and dispersing the finely divided thermoplastic resin on the surface of the plant waste; plant waste having the obtained finely powdered thermoplastic resin on the surface;
- the method has a step of hot-pressing an object with an open-type hot press machine to obtain a molded article having a desired shape.
- the method of the present invention is subjected to a step of wetting the plant waste with water at a ratio of 20 to 50 parts by weight of water to 100 parts by weight of the absolute dry weight of the plant waste.
- this water film has a function of evenly spraying the finely powdered thermoplastic resin to be mixed and dispersed later on the surface of the plant waste.
- the water becomes essentially hydraulic.
- the water contains various additives described below.
- the ratio of plant waste to water is 20-50 parts by weight, preferably 30-48 parts by weight, more preferably 35-45 parts by weight, based on 100 parts by weight of the absolute dry weight of plant waste. Is good.
- the plant waste used in the present invention is derived from plants and is discarded. Specifically, non-edible parts of plants for food and drink (for example, Japanese tea, black tea, Chinese tea, etc.) There are various types of tea, such as tea leaves; cereals such as rice husks and buckwheat; corn stalks; sugarcane scum, etc .;
- the plant waste used in the present invention is a plant fiber, particularly a flexible plant fiber.
- the water mixed with the plant waste may be added with various additives such as a dispersant, a water-soluble colorant (eg, a pigment), a foaming agent, and an antioxidant.
- a dispersant such as a water-soluble colorant (eg, a pigment), a foaming agent, and an antioxidant.
- the present invention provides a method of adding finely powdered thermoplastic resin having a particle size of 1-1500 ⁇ m to plant waste wetted with water, and dispersing the finely powdered thermoplastic resin on the surface of the plant waste. Is applied to the dispersing process.
- the specific gravity of the plant waste and the thermoplastic resin used in the present invention generally, the specific gravity of the plant waste is relatively light and the specific gravity of the thermoplastic resin is relatively heavy. Therefore, even if the plant waste and the thermoplastic resin are mixed as they are, they cannot be mixed uniformly. However, as described above, it is considered that the fine powdered thermoplastic resin is evenly spread or dispersed on the surface of the plant waste due to the formation of the water film on the surface of the plant waste. Can be
- the fine powdery thermoplastic resin has a particle size of 11 to 1500 m, preferably 11 to 600 m, and more preferably 60 to 200 m.
- the amount of the plant waste is 60% by weight or more, preferably 70 to 90% by weight. And more preferably 75 to 85% by weight. That is, the content of the finely powdered thermoplastic resin is more than 0% by weight and 40% by weight or less, preferably 10 to 30% by weight, and more preferably 15 to 25% by weight.
- the finely powdered thermoplastic resin is considered to be evenly spread or dispersed on the surface of the plant waste. Therefore, since the resin is evenly dispersed on the surface of the plant waste, even if the amount of the finely powdered thermoplastic resin is relatively small, the plant waste can be bound together and the molded article can be formed. It is considered to be obtained.
- the thermoplastic resin is not particularly limited as long as it is a resin having thermoplasticity. Preferably, it is a polyolefin, a polyester, or an ethylene-butyl acetate copolymer. Further, if the thermoplastic resin has a biodegradable polymer, it is preferable because all of the molded articles become biodegradable. Examples of the biodegradable polymer include a mixture or a copolymer of polylactic acid and another resin.
- the thermoplastic resin can be selected depending on the properties required for the molded article and the properties required for the process up to obtaining the molded article.
- the thermoplastic resin is preferably a resin containing no nitrogen, for example, polyethylene, polypropylene, ethylene / butyl acetate copolymer, It is preferably polyethylene terephthalate, polybutylene terephthalate, or the like.
- thermoplastic resins can be used at a relatively low temperature in the hot-pressing process, and thermoplastic resins include polyamide resins (homopolymers of polyamides, multi-component copolymers including binary), ethylene-butyl acetate copolymers, and the like. It is better to use a resin whose mp is relatively low.
- various additives such as a dispersant, a colorant (eg, a pigment), a foaming agent, and an antioxidant can also be added.
- a dispersant e.g, a pigment
- a foaming agent e.g., a foaming agent
- an antioxidant e.g., sodium tartrate, sodium tartrate, sodium tartrate, sodium tartrate, sodium tartrate, sodium tartrate, sodium tartrate, sodium tartrate, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium metabisulfite, sodium
- the present invention is subjected to a step of hot-pressing the plant waste having the obtained finely powdered thermoplastic resin on its surface with an open-type hot press machine to obtain a molded article having a desired shape.
- the finely powdered thermoplastic resin uniformly dispersed on the surface of the plant waste acts as an adhesive, and the plant waste can be bonded to each other to obtain a molded article.
- the condition of the heat pressure requires that an open-type hot press machine be used. This is because water is used in the method of the present invention, so that steam generated during hot pressing is released.
- the temperature at the time of hot pressing can be determined depending on the fine powdery thermoplastic resin used, particularly the melting point (mp) of the resin. Specifically, the temperature is higher than mp, and lower than mp + 40 ° C, preferably mp + 10 ° C-mp + 20 ° C. More specifically, the temperature at the time of hot pressing is preferably 180 ° C. or less, and more preferably 75 to 180 ° C.
- the heat and pressure step is preferably performed at 140 to 180 ° C, more preferably at 140 to 160 ° C.
- the pressure at the time of the heat pressure is not particularly limited as long as the fiber of the plant waste to be used is not destroyed, and the pressure can be, for example, 10 to 50 kgZcm 2 .
- the mold used at the time of hot pressing is preferably a mold adapted to a molded product having a desired shape. As a result, a molded article having a desired shape can be obtained without requiring further processing.
- the present invention can provide a molded article consisting essentially of plant waste and thermoplastic resin.
- the essential power of only the plant waste and the thermoplastic resin means that the molded article of the present invention does not contain an organic solvent, particularly formaldehyde, while the molded article of the present invention does not.
- a dispersant, a foaming agent, an antioxidant, and a Z or colorant may be included.
- the molded article of the present invention has a plant waste content of 60% by weight or more, preferably 70-90% by weight, more preferably 75-85% by weight, based on 100% by weight of the molded article, and a thermoplastic resin. From 0% to 40% by weight, preferably 10 to 30% by weight, more preferably 15 to 25% by weight.
- the plant waste and the thermoplastic resin in the molded article of the present invention can be the materials described above.
- the molded article of the present invention has heat insulation properties. For this reason, it can be used as various architectural materials such as heat insulating materials, interior materials, and interior base materials. They are also used as food packages.
- the molded article of the present invention and another material may be laminated to form a laminated composite material.
- the molded article of the present invention can be made into a tray shape, and various films can be coated on both sides of the tray to be applied as the above-mentioned food package.
- the density was 0.57 gZcm 3
- the bending strength was 5.2 MPa
- the Young's modulus was 844 MPa.
- a flat molded product having a thickness of 10 mm was obtained in the same manner as in Example 1, except that 100 parts by weight of dried cedar skin was used instead of 100 parts by weight of dried rice husk.
- the obtained flat molded product had a density of 0.60 gZcm 3 , a bending strength of 9. IMPa, a Young's modulus of 1193 MPa, and a characteristic of! /.
- a flat plate having a thickness of 10 mm was prepared in the same manner as in Example 1 except that 50 parts by weight of dried rice husk and 50 parts by weight of dried cedar skin were used instead of 100 parts by weight of dried rice husk. A molded product was obtained.
- the obtained flat molded article had a density of 0.61 gZcm 3 , a bending strength of 6.4 MPa, a Young's modulus of 942 MPa, and a characteristic of! /.
- a flat plate having a thickness of 10 mm was prepared in the same manner as in Example 1, except that 33 parts by weight of dried rice husk and 67 parts by weight of dried cedar skin were used instead of 100 parts by weight of dried rice husk. A molded product was obtained.
- the obtained plate-like molded product had a density of 0.60 gZcm 3 , a bending strength of 9. IMPa, a Young's modulus of 1050 MPa, and a characteristic of! /.
- a polylactic acid-based thermoplastic resin Mitsubishi Chemicals
- a copolymer of L-lactide and D-lactide is pulverized to a particle size
- a flat molded product having a thickness of 10 mm was obtained in the same manner as in Example 1 except that the product having a length of 1200 m was used.
- the obtained flat molded product had a density of 0.53 gZcm 3 , a bending strength of 4.91 MPa, a Young's modulus of 713 MPa, and had the following characteristics.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
- Processing Of Solid Wastes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005515205A JP3970904B2 (ja) | 2003-11-04 | 2004-11-04 | 植物廃棄物を用いた成形品及びその製造方法 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003374106 | 2003-11-04 | ||
JP2003-374106 | 2003-11-04 | ||
PCT/JP2003/016329 WO2005042222A1 (ja) | 2003-11-04 | 2003-12-19 | 植物廃棄物を用いた成形品及びその製造方法 |
JPPCT/JP03/16329 | 2003-12-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005042217A1 true WO2005042217A1 (ja) | 2005-05-12 |
Family
ID=34553835
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/016298 WO2005042217A1 (ja) | 2003-11-04 | 2004-11-04 | 植物廃棄物を用いた成形品及びその製造方法 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP3970904B2 (ja) |
WO (1) | WO2005042217A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008156797A (ja) * | 2006-12-26 | 2008-07-10 | Nishi Nippon Gijutsu Kaihatsu Kk | 穀類副産物−バイオ繊維複合再生成形物及び緑化培地用籾殻成形基材並びにこれらの製造方法 |
KR101615423B1 (ko) | 2011-03-10 | 2016-05-12 | 굿 모닝 엔터프라이지스 인코포레이티드 | 폐기물 처리 방법 및 장치 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102177742B1 (ko) * | 2019-07-16 | 2020-11-11 | 김일도 | 생분해성 일회용 용기 및 빨대와 그 제조방법 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50138070A (ja) * | 1974-04-11 | 1975-11-04 | ||
JPS5369257A (en) * | 1976-12-02 | 1978-06-20 | Hitachi Chem Co Ltd | Molding composition |
JPS6113975B2 (ja) * | 1982-07-22 | 1986-04-16 | Lonseal Kogyo Kk | |
JP2001260108A (ja) * | 2000-03-17 | 2001-09-25 | Dantani Plywood Co Ltd | 木材・プラスチック複合ボード及びその製造方法 |
JP2002321205A (ja) * | 2001-04-26 | 2002-11-05 | Ito En Ltd | 木質ボードの製造方法及び抗菌性を有する木質ボード |
JP2003285305A (ja) * | 2002-03-29 | 2003-10-07 | Hokkaido Univ | 新規な繊維板及びその製造方法 |
JP2004099856A (ja) * | 2002-09-12 | 2004-04-02 | Kizuna Corporation:Kk | 分解性組成物 |
JP2004276526A (ja) * | 2003-03-18 | 2004-10-07 | Araco Corp | 木質成形体の製造方法 |
-
2004
- 2004-11-04 JP JP2005515205A patent/JP3970904B2/ja not_active Expired - Fee Related
- 2004-11-04 WO PCT/JP2004/016298 patent/WO2005042217A1/ja active Application Filing
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50138070A (ja) * | 1974-04-11 | 1975-11-04 | ||
JPS5369257A (en) * | 1976-12-02 | 1978-06-20 | Hitachi Chem Co Ltd | Molding composition |
JPS6113975B2 (ja) * | 1982-07-22 | 1986-04-16 | Lonseal Kogyo Kk | |
JP2001260108A (ja) * | 2000-03-17 | 2001-09-25 | Dantani Plywood Co Ltd | 木材・プラスチック複合ボード及びその製造方法 |
JP2002321205A (ja) * | 2001-04-26 | 2002-11-05 | Ito En Ltd | 木質ボードの製造方法及び抗菌性を有する木質ボード |
JP2003285305A (ja) * | 2002-03-29 | 2003-10-07 | Hokkaido Univ | 新規な繊維板及びその製造方法 |
JP2004099856A (ja) * | 2002-09-12 | 2004-04-02 | Kizuna Corporation:Kk | 分解性組成物 |
JP2004276526A (ja) * | 2003-03-18 | 2004-10-07 | Araco Corp | 木質成形体の製造方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008156797A (ja) * | 2006-12-26 | 2008-07-10 | Nishi Nippon Gijutsu Kaihatsu Kk | 穀類副産物−バイオ繊維複合再生成形物及び緑化培地用籾殻成形基材並びにこれらの製造方法 |
KR101615423B1 (ko) | 2011-03-10 | 2016-05-12 | 굿 모닝 엔터프라이지스 인코포레이티드 | 폐기물 처리 방법 및 장치 |
Also Published As
Publication number | Publication date |
---|---|
JP3970904B2 (ja) | 2007-09-05 |
JPWO2005042217A1 (ja) | 2007-11-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6780359B1 (en) | Synthetic wood composite material and method for molding | |
US6511757B1 (en) | Compression molding of synthetic wood material | |
US7625961B2 (en) | Biopolymer and methods of making it | |
TWI274764B (en) | Cellulosic fiber composites II | |
KR20070103003A (ko) | 프롤라민을 포함하는 바이오폴리머 및 이를 제조하는 방법 | |
CN101596732A (zh) | 木塑复合地板的生产方法 | |
CN101885231A (zh) | 全降解高分子木塑复合材料的制备方法 | |
US20210170626A1 (en) | Alternative uses of food processing by-products | |
CN110343397A (zh) | 一种竹粉全生物降解材料及其制备方法 | |
CN103059596A (zh) | 一种纳米增强木塑复合材料及其制备方法 | |
WO2008020768A1 (en) | Composite material manufactured from a binder system including waste powder coating powder | |
US7743567B1 (en) | Fiberglass/cellulosic composite and method for molding | |
JP7495278B2 (ja) | 繊維分散樹脂複合材、成形体、及び複合部材 | |
CN113355050A (zh) | 一种生物无醛胶、生物复合材料及其制备方法 | |
WO2005080488A1 (en) | Use of a plastic composition and a product obtained thereby | |
CN102643503B (zh) | 辐照接枝制造聚合木的方法 | |
WO2005042217A1 (ja) | 植物廃棄物を用いた成形品及びその製造方法 | |
FI3897196T3 (en) | USE OF EXPANDED AND HYDROPHOBIC POPCORN TO PRODUCE THREE-DIMENSIONAL MOLDINGS | |
JP2000273800A (ja) | 紙を用いた発泡体およびその製造方法 | |
Fitri et al. | Physical and chemical properties of particleboard made of rice straw and plastic waste | |
WO2005042222A1 (ja) | 植物廃棄物を用いた成形品及びその製造方法 | |
JP2002363432A (ja) | 生分解性プラスチック組成物 | |
WO2021193898A1 (ja) | 成形用樹脂材料およびその製造方法 | |
Abas | Improvement of mechanical properties of polyvinyl alcohol by addition of biomaterial (Okra shell and peel peas) for production of environmentally friendly products | |
CN212353170U (zh) | 环保防水高强度的人造板 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2005515205 Country of ref document: JP |
|
122 | Ep: pct application non-entry in european phase |