WO2021101094A1 - Eco-friendly plastic bag using seaweed and vegetable raw material and manufacturing method therefor - Google Patents
Eco-friendly plastic bag using seaweed and vegetable raw material and manufacturing method therefor Download PDFInfo
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- WO2021101094A1 WO2021101094A1 PCT/KR2020/014603 KR2020014603W WO2021101094A1 WO 2021101094 A1 WO2021101094 A1 WO 2021101094A1 KR 2020014603 W KR2020014603 W KR 2020014603W WO 2021101094 A1 WO2021101094 A1 WO 2021101094A1
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- seaweed
- plastic bag
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- vegetable raw
- cassava
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/28—Storing of extruded material, e.g. by winding up or stacking
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
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- 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
- C08K3/02—Elements
- C08K3/04—Carbon
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- 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
- C08K3/02—Elements
- C08K3/08—Metals
-
- 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
- C08K3/34—Silicon-containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L101/00—Compositions of unspecified macromolecular compounds
- C08L101/16—Compositions of unspecified macromolecular compounds the macromolecular compounds being biodegradable
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- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L99/00—Compositions of natural macromolecular compounds or of derivatives thereof not provided for in groups C08L89/00 - C08L97/00
Definitions
- the present invention relates to an eco-friendly plastic bag using seaweed and vegetable raw materials and a method of manufacturing the same.
- plastic bags are in the form of a thin and transparent film, and are lightweight and have excellent durability, chemical resistance, and mechanical properties, so that they are used for industrial use (for example, packaging, waterproofing, etc.), for agricultural use (for example, heat retention and promotion of crops, etc.), It is widely used for everyday life (for example, various bags), and has established itself as a necessity for daily use that is very frequently used around our lives.
- An object of the present invention is to provide an environmentally friendly plastic bag having a certain mechanical strength and biodegradability by using only eco-friendly raw materials for seaweed and cassava, and a method for manufacturing the same.
- the present invention is characterized in that a mixture formed by mixing a biodegradable polymer resin, seaweed and cassava is prepared into pellets, and the pellets are extruded to form a bag, using seaweed and vegetable raw materials. Provide plastic bags.
- the present invention comprises the steps of preparing a biodegradable polymer resin, seaweed and cassava (a);
- Mixing step (b) containing and mixing seaweed, cassava, and polymer resin to form a mixture
- the dried mixture is extruded through a die and passed through a blown part to
- Extrusion molding step (d) molded into a tubular shape
- a processing step (f) of cutting and punching according to a general standard while rewinding the wound fabric It provides a plastic bag manufacturing method using seaweed and vegetable raw materials, characterized in that it comprises a.
- the plastic bag made of a mixture of biodegradable polymer resin, seaweed and cassava according to the present invention has a certain mechanical strength by using 100% eco-friendly raw materials than conventional plastic bags, and is eco-friendly by biodegradation in nature. It works.
- FIG. 1 is a view showing the mechanical properties results of a plastic bag manufactured using seaweed and cassava according to the present invention.
- Figure 2 is a view showing a plastic bag manufacturing method using seaweed and cassava according to the present invention.
- FIG. 3 is a view showing an apparatus for manufacturing a plastic bag using seaweed and cassava according to the present invention.
- a plastic bag made of a mixture of biodegradable polymer resin, seaweed, and cassava has a certain mechanical strength by using 100% eco-friendly raw materials than conventional plastic bags, and is biodegradable in natural conditions, thereby providing an eco-friendly effect. It was found that the present invention was completed.
- a plastic bag using seaweed and vegetable raw materials characterized in that a mixture formed by mixing a biodegradable polymer resin, seaweed and cassava is prepared into pellets, and the pellets are extruded into a bag. to provide.
- the seaweed and cassava may be extracts, but are not limited thereto.
- the seaweed is characterized in that it is one or more seaweeds selected from the group consisting of greenery, laver, tot, kelp, seaweed, kushiraegi, gambling, agara, hatban, auditory, cheongtae, maesaengi, and large silkworm, and the plastic bag is loess, It may further include an anion and a far-infrared radiation material selected from the group consisting of charcoal, germanium, silver and jade.
- the plastic bag manufactured according to the present invention can be completely biodegraded into water, carbon dioxide, and biomass by decomposition of water, microorganisms and enzymes, and health such as improvement of blood circulation by the function of radiation of negative ions and far-infrared rays. It can have an effect with excellent functionality.
- the biodegradable polymer is polyvinyl alcohol, polyhydroxyalkanoate, polycaprolactone, polyglycolic acid, polyethylene oxide, polyaniline, polycarbonate, polyethylene glycol, polytrimethylene terephthalate, polyhydroxybutyrate and poly It is characterized in that it is one or more polymers selected from the group consisting of dioxanone, but can be used without limitation as long as it is a biodegradable polymer used to manufacture a plastic bag.
- the seaweed and cassava may be extracts, but are not limited thereto.
- the biodegradable polymer is polyvinyl alcohol, polyhydroxyalkanoate, polycaprolactone, polyglycolic acid, polyethylene oxide, polyaniline, polycarbonate, polyethylene glycol, polytrimethylene terephthalate, polyhydroxybutyrate and poly It is characterized in that it is one or more polymers selected from the group consisting of dioxanone, but can be used without limitation as long as it is a biodegradable polymer used to manufacture a plastic bag.
- the moisture removal step is characterized in that the drying at a temperature of 80 ⁇ 110 °C
- the extrusion is characterized in that carried out at 50 ⁇ 60 rpm at a temperature of 160 ⁇ 200 °C.
- the seaweed is characterized in that it is one or more seaweeds selected from the group consisting of greenery, laver, tot, kelp, seaweed, kushiraegi, gambling, agara, hatban, auditory, cheongtae, maesaengi, and large silkworm, and the plastic bag is loess, It may further include an anion and a far-infrared radiation material selected from the group consisting of charcoal, germanium, silver and jade.
- the plastic bag manufactured according to the present invention can be completely biodegraded into water, carbon dioxide, and biomass by decomposition of water, microorganisms and enzymes, and health such as improvement of blood circulation by the function of radiation of negative ions and far-infrared rays. It can have an effect with excellent functionality.
- the method of manufacturing a plastic bag according to the present invention is an extrusion method, and the extrusion method is manufactured by pulling a tube-shaped cylindrical film upward through a circular die of molten resin, and at this time, the tube-shaped cylindrical film
- the inside of the tube can increase the thickness and productivity of the film while blowing air at a certain temperature and pressure. If it is pulled out at a high speed to improve productivity, a fine scratch may occur on the surface of the tube-shaped cylindrical film.
- the width of the tube-shaped cylindrical film drawn out from the circular dies is determined by injecting air, and the width is determined by pulling it up to the top for cooling for curing.
- a cooling tower is provided, and the tube-shaped cylindrical film spanning the cooling tower is wound to a desired length through a winding line installed on the ground.
- the temperature in the barrel of the extruder for melting raw materials is set to 160 ⁇ 200°C, the screw speed for extrusion is maintained at 50 ⁇ 60 rpm, and the extruder dies are sheared to remove impurities from the molten raw materials.
- the multi-layer screen mesh which is integrally formed with the device, is detachably mounted to allow extrusion molding to be performed.
- the manufacturing equipment includes a blender that mixes raw materials for plastic bags, a dryer for removing moisture from the raw materials blended in the blender, and the raw materials dried in the dryer are supplied to the hopper and injected into the cylinder, and then the raw materials are supplied to the molding mold by means of a screw. It includes a tube raw material supply device.
- the molding mold is equipped with a mold (die) that guides the raw material in the shape of a circular tube, and the nip roll that guides the tube to be positioned in the center and the fabric that has passed through the nip roll is guided to the take-up roller by the guide rollers, and the fabric is wound and stored.
- the finished vinyl fabric is wound on the take-up roller and is moved to the post-process where the cutter is installed, cut and fused according to the specified size, and then cut and punched to complete the production of the wound plastic bag.
- the dried mixture is supplied through an extruder hopper and injected into a melt extruder at a temperature of 160 ⁇ 200°C and then pressed into a mold (die) by a screw installed inside the extruder melted into a gel-like liquid form. .
- the molten resin in the mandrel is expanded and continuously molded into a tube-shaped cylindrical film and moved upward.
- the molded film passes through a pair of nip rolls and is compressed according to the passing speed to control the thickness, and is transformed into a thin-thick sheet with the front and rear surfaces superimposed, and then moved by a plurality of guide rollers.
- Green laver, laver, tot, kelp, and cassava were washed with water to remove foreign substances, and then dried.
- the dried product was pulverized to an appropriate size, and 10 g was put into an extraction container, and then 500 mL of ethanol (95%) was added, followed by cooling extraction under reflux, and filtration to obtain an extract. The extraction process was repeated 3 times.
- the resin was extruded through a 1m diameter die at a rotational speed of 50 rpm, and the extruded resin was extruded into a tube-shaped cylinder through a blown portion supplied with air.
- the extrusion-molded product was cooled to room temperature, and rolled up by a nip roll to recover the fabric.
- the wound fabric is fused at regular intervals while rewinding to form a fusion line, and at the same time, the film is cut adjacent to the fusion line to obtain a square plastic bag with one side open, and the plastic bag is fitted with a double-edged handle, ring ring, etc. It was manufactured into a biodegradable plastic bag with a thickness of 20 ⁇ m through a processing step of cutting to meet the general standard, cutting and punching.
- Example 1 a general plastic bag was prepared from polyethylene (PE), which is a compatible plastic bag composition, without mixing green laver, laver, tot, kelp, and cassava extracts.
- PE polyethylene
- Tensile strength was measured by the test method of KS M 3509, and tear strength was measured at a tensile speed of 500 mm/min at a temperature of 23°C and a relative humidity of 50% using a universal testing machine using a test method of KS M3509. was measured by the method of KS M ISO1798.
- a 20 ⁇ m plastic bag was tested by the method of reducing the weight of the sample through soil reclamation for 1 month.
- the biodegradation rate was measured by collecting samples based on a predetermined period after embedding, removing foreign substances from the sample with water and alcohol, and dividing the weight after embedding by the weight before embedding. At this time, the reclamation was carried out to a depth of 30 cm in which aerobic and anaerobic microorganisms can coexist in nearby hills.
- Example 1 The plastic bags obtained according to Example 1 and Comparative Example 1 were tested for mechanical properties such as tensile strength, tear strength, and elongation using a universal testing machine, and the results are shown in Table 1 below.
- the biodegradable plastic bag (Example 1) prepared by adding seaweed (green laver, seaweed, tot, kelp) and cassava extract was made of 100% eco-friendly raw materials, seaweed (green, seaweed, tot, kelp) Kelp) and cassava extract are not added, and mechanical properties (tensile strength, tear strength, elongation) are somewhat lower than that of a general plastic bag (Comparative Example 1) manufactured using PE, but a certain mechanical strength because it is used as a plastic bag. Is shown.
Abstract
Description
구분division |
인장강도 -가로 (N/cm2)The tensile strength -horizontal (N/cm 2 ) |
인장강도 -세로 (N/cm2)The tensile strength -Vertical (N/cm 2 ) |
인열강도 -가로 (N/cm2)Tear strength -horizontal (N/cm 2 ) |
인열강도 -세로 (N/cm2)Tear strength -Vertical (N/cm 2 ) |
신장률 -가로 (%)Elongation -horizontal (%) |
신장률 -세로 (%)Elongation -Vertical (%) |
실시예1Example 1 | 2,1852,185 | 2,3482,348 | 778778 | 817817 | 221221 | 337337 |
비교예1Comparative Example 1 | 5,6405,640 | 8,2608,260 | 910910 | 1,2301,230 | 532532 | 198198 |
구분division | 생분해성(무게감소율 %)Biodegradability (% weight reduction) |
실시예1Example 1 | 100100 |
비교예1Comparative Example 1 | 20~3020~30 |
Claims (12)
- 생분해성 고분자 수지, 해조류 및 카사바를 혼합하여 조성된 혼합물을 펠렛으로 제조하고, 상기 펠렛을 압출하여 봉투로 성형한 것을 특징으로 하는, 해조류와 식물성 원료를 이용한 비닐봉투.A plastic bag using seaweed and vegetable raw materials, characterized in that a mixture formed by mixing a biodegradable polymer resin, seaweed and cassava is prepared into a pellet, and the pellet is extruded into a bag.
- 제 1항에 있어서,The method of claim 1,상기 생분해성 고분자 수지 100 중량부에 대하여 해조류 및 카사바를 0.1 내지 10 중량부로 혼합하는 것을 특징으로 하는, 해조류와 식물성 원료를 이용한 비닐봉투.A plastic bag using seaweed and vegetable raw materials, characterized in that 0.1 to 10 parts by weight of seaweed and cassava are mixed with respect to 100 parts by weight of the biodegradable polymer resin.
- 제 1항에 있어서,The method of claim 1,상기 해조류는 파래, 김, 톳, 다시마, 미역, 꼬시래기, 도박, 우뭇가사리, 모자반, 청각, 청태, 매생이 및 큰실말로 이루어진 군에서 선택된 하나 이상의 해조류인 것을 특징으로 하는, 해조류와 식물성 원료를 이용한 비닐봉투.The seaweed is a plastic bag using seaweed and vegetable raw materials, characterized in that it is one or more seaweeds selected from the group consisting of green laver, laver, tot, kelp, seaweed, kushiraegi, gambling, agar, hatban, auditory, cheongtae, maesaengyi, and large seaweed. .
- 제 1항에 있어서,The method of claim 1,상기 비닐봉투는 황토, 숯, 게르마늄, 은 및 옥으로 이루어진 군에서 선택된 음이온 및 원적외선 방사 물질을 더 포함하는 것을 특징으로 하는, 해조류와 식물성 원료를 이용한 비닐봉투.The plastic bag further comprises an anion and a far-infrared radiation material selected from the group consisting of ocher, charcoal, germanium, silver and jade.
- 제 1항에 있어서,The method of claim 1,상기 생분해성 고분자는 폴리비닐알콜, 폴리하이드록시알카노에이트, 폴리카프로락톤, 폴리글리콜산, 폴리에틸렌옥사이드, 폴리아닐린, 폴리카보네이트, 폴리에틸렌글리콜, 폴리트리메틸렌테레프탈레이트, 폴리히드록시부틸레이트 및 폴리다이옥사논으로 이루어진 군에서 선택된 하나 이상의 고분자인 것을 특징으로 하는, 해조류와 식물성 원료를 이용한 비닐봉투.The biodegradable polymer is polyvinyl alcohol, polyhydroxyalkanoate, polycaprolactone, polyglycolic acid, polyethylene oxide, polyaniline, polycarbonate, polyethylene glycol, polytrimethylene terephthalate, polyhydroxybutyrate and polydioxa A plastic bag using seaweed and vegetable raw materials, characterized in that it is one or more polymers selected from the group consisting of rice fields.
- 생분해성 고분자 수지, 해조류 및 카사바를 준비하는 단계(a);(A) preparing a biodegradable polymer resin, seaweed and cassava;해조류, 카사바 및 고분자 수지를 포함하고 혼합하여 혼합물 형성하는 혼합단계(b);Mixing step (b) containing and mixing seaweed, cassava, and polymer resin to form a mixture;상기 혼합물을 건조기에 공급하여 건조하는 혼합물 수분제거단계(c);A step (c) of removing moisture from the mixture by supplying the mixture to a dryer and drying the mixture;상기 건조된 혼합물을 다이스를 통해 압출하고, 블로운 부분을 통과시켜 원통형으로 성형되는 압출성형단계(d);An extrusion molding step (d) of extruding the dried mixture through a die and passing through a blown portion to form a cylindrical shape;상기 압출성형 된 것을 냉각하고 닙롤에 의해 포개져 권취하는 원단회수단계(e); 및A fabric recovery step (e) of cooling the extrusion-molded product and wrapping and winding it by a nip roll; And상기 권취된 원단을 리와인딩 시키면서 일반 규격에 맞게 절취 및 펀칭하는 가공단계(f);를 포함하는 것을 특징으로 하는, 해조류와 식물성 원료를 이용한 비닐봉투 제조방법.A processing step (f) of cutting and punching in accordance with a general standard while rewinding the wound fabric.
- 제 1항에 있어서,The method of claim 1,상기 생분해성 고분자 수지 100 중량부에 대하여 해조류 및 카사바를 0.1 내지 10 중량부로 혼합하는 것을 특징으로 하는, 해조류와 식물성 원료를 이용한 비닐봉투 제조방법.A method for producing a plastic bag using seaweed and vegetable raw materials, characterized in that 0.1 to 10 parts by weight of seaweed and cassava are mixed with respect to 100 parts by weight of the biodegradable polymer resin.
- 제 1항에 있어서,The method of claim 1,상기 생분해성 고분자는 폴리비닐알콜, 폴리하이드록시알카노에이트, 폴리카프로락톤, 폴리글리콜산, 폴리에틸렌옥사이드, 폴리아닐린, 폴리카보네이트, 폴리에틸렌글리콜, 폴리트리메틸렌테레프탈레이트, 폴리히드록시부틸레이트 및 폴리다이옥사논으로 이루어진 군에서 선택된 하나 이상의 고분자인 것을 특징으로 하는, 해조류와 식물성 원료를 이용한 비닐봉투 제조방법.The biodegradable polymer is polyvinyl alcohol, polyhydroxyalkanoate, polycaprolactone, polyglycolic acid, polyethylene oxide, polyaniline, polycarbonate, polyethylene glycol, polytrimethylene terephthalate, polyhydroxybutyrate and polydioxa A method for producing a plastic bag using seaweed and vegetable raw materials, characterized in that it is one or more polymers selected from the group consisting of rice fields.
- 제 1항에 있어서,The method of claim 1,상기 해조류는 파래, 김, 톳, 다시마, 미역, 꼬시래기, 도박, 우뭇가사리, 모자반, 청각, 청태, 매생이 및 큰실말로 이루어진 군에서 선택된 하나 이상의 해조류인 것을 특징으로 하는, 해조류와 식물성원료를 이용한 비닐봉투 제조방법.The seaweed is a plastic bag using seaweed and vegetable raw materials, characterized in that it is one or more seaweeds selected from the group consisting of green laver, laver, tot, kelp, seaweed, kushiraegi, gambling, agar, hatban, auditory, cheongtae, maesengyi, and large seaweed. Manufacturing method.
- 제 1항에 있어서,The method of claim 1,상기 비닐봉투는 황토, 숯, 게르마늄, 은 및 옥으로 이루어진 군에서 선택된 음이온 및 원적외선 방사 물질을 더 포함하는 것을 특징으로 하는, 해조류와 식물성 원료를 이용한 비닐봉투 제조방법.The plastic bag further comprises an anion and a far-infrared radiation material selected from the group consisting of ocher, charcoal, germanium, silver and jade.
- 제 1항에 있어서,The method of claim 1,상기 수분제거 단계는 80 ~ 110℃의 온도로 건조하는 것을 특징으로 하는, 해조류와 식물성 원료를 이용한 비닐봉투 제조방법.The moisture removal step is characterized in that drying at a temperature of 80 ~ 110 ℃, a method for producing a plastic bag using seaweed and vegetable raw materials.
- 제 1항에 있어서,The method of claim 1,상기 압출은 160 ~ 200℃의 온도로 50 ~ 60 rpm에서 수행하는 것을 특징으로 하는, 해조류와 식물성 원료를 이용한 비닐봉투 제조방법.The extrusion is characterized in that carried out at a temperature of 160 ~ 200 ℃ 50 ~ 60 rpm, a method for producing a plastic bag using seaweed and vegetable raw materials.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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KR10-2019-0148970 | 2019-11-19 | ||
KR1020190148969A KR20210061132A (en) | 2019-11-19 | 2019-11-19 | Manufacture of eco-friendly plastic bags using seaweeds and vegetable raw materials |
KR10-2019-0148969 | 2019-11-19 | ||
KR1020190148970A KR102321938B1 (en) | 2019-11-19 | 2019-11-19 | Manufacturing method of eco-friendly plastic bags using seaweeds and vegetable raw materials |
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Publication Number | Publication Date |
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WO2021101094A1 true WO2021101094A1 (en) | 2021-05-27 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2023083253A1 (en) * | 2021-11-11 | 2023-05-19 | Nano And Advanced Materials Institute Limited | Extrudable biodegradable composition materials and extrusion process thereof |
US11939724B2 (en) | 2021-11-05 | 2024-03-26 | Sway Innovation Co. | Compostable seaweed-based compositions, and associated systems and methods |
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JP2009506199A (en) * | 2005-08-31 | 2009-02-12 | ガラ・インダストリーズ・インコーポレイテッド | Method and apparatus for granulating biomaterial composites |
KR20120023624A (en) * | 2009-04-28 | 2012-03-13 | 킴벌리-클라크 월드와이드, 인크. | Algae-blended compositions for thermoplastic articles |
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JPH02130119A (en) * | 1988-11-11 | 1990-05-18 | Fuji Photo Film Co Ltd | Laminated film and manufacture thereof |
JP2009506199A (en) * | 2005-08-31 | 2009-02-12 | ガラ・インダストリーズ・インコーポレイテッド | Method and apparatus for granulating biomaterial composites |
KR20120023624A (en) * | 2009-04-28 | 2012-03-13 | 킴벌리-클라크 월드와이드, 인크. | Algae-blended compositions for thermoplastic articles |
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US11939724B2 (en) | 2021-11-05 | 2024-03-26 | Sway Innovation Co. | Compostable seaweed-based compositions, and associated systems and methods |
WO2023083253A1 (en) * | 2021-11-11 | 2023-05-19 | Nano And Advanced Materials Institute Limited | Extrudable biodegradable composition materials and extrusion process thereof |
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