WO2013154256A1 - 친환경 고강도 수지 복합재 - Google Patents
친환경 고강도 수지 복합재 Download PDFInfo
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- WO2013154256A1 WO2013154256A1 PCT/KR2012/011765 KR2012011765W WO2013154256A1 WO 2013154256 A1 WO2013154256 A1 WO 2013154256A1 KR 2012011765 W KR2012011765 W KR 2012011765W WO 2013154256 A1 WO2013154256 A1 WO 2013154256A1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/022—Non-woven fabric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/024—Woven fabric
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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
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—Fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0253—Polyolefin fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0261—Polyamide fibres
- B32B2262/0269—Aromatic polyamide fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/106—Carbon fibres, e.g. graphite fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/54—Yield strength; Tensile strength
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/716—Degradable
- B32B2307/7163—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
- C08L2201/00—Properties
- C08L2201/06—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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
- Y10T428/31616—Next to polyester [e.g., alkyd]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31725—Of polyamide
- Y10T428/31736—Next to polyester
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31786—Of polyester [e.g., alkyd, etc.]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31786—Of polyester [e.g., alkyd, etc.]
- Y10T428/31797—Next to addition polymer from unsaturated monomers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
- Y10T442/2861—Coated or impregnated synthetic organic fiber fabric
Definitions
- the present invention relates to a high-strength resin composite material, and more particularly, using a blend resin in which a PLA (Poly Lactic Acid) resin and a PHA (polyhydroxyalkanoate) resin are mixed as a matrix, and having high strength and light weight while being environmentally friendly.
- a blend resin in which a PLA (Poly Lactic Acid) resin and a PHA (polyhydroxyalkanoate) resin are mixed as a matrix, and having high strength and light weight while being environmentally friendly.
- High-strength resin composite material means a material in which fibers are reinforced with a resin such as a thermoplastic resin. Such high strength resin composites have light weight and high strength properties.
- the high-strength resin composite material means fiber reinforced plastic (FRP).
- FRP fiber reinforced plastic
- a fiber such as carbon fiber is impregnated in the resin.
- the tensile strength is significantly lowered, and there is a problem in that moldability is poor.
- the resin is usually a commercial thermoplastic resin such as polypropylene (PP) resin, nylon resin, or polyethylene terephthalate (PET) resin.
- PP polypropylene
- PET polyethylene terephthalate
- thermoplastic resins are not decomposed when discarded after use, resulting in environmental pollution.
- biodegradable resins have been tried to be applied to high strength resin composites.
- biodegradable resins there are generally problems in that physical properties such as strength are not as good as those of commercial thermoplastic resins.
- An object of the present invention is to provide a high-strength resin composite material that can exhibit a high strength or more compared to the resin composite material based on a conventional commercial thermoplastic resin, and can also be naturally decomposed to have an environmentally friendly environment.
- Environmentally friendly high-strength resin composite material for achieving the above object; And a reinforcement layer formed on one or both surfaces of the substrate and including a fiber reinforcing agent, wherein the substrate is formed of a biodegradable resin including a polylactic acid (PLA) resin and a polyhydroxyalkanoate (PHA) resin. do.
- a biodegradable resin including a polylactic acid (PLA) resin and a polyhydroxyalkanoate (PHA) resin.
- the biodegradable resin is more preferably 10 to 50 parts by weight of the PHA is mixed with respect to 100 parts by weight of the PLA resin.
- biodegradable resin may further include an ionomer.
- the PHA resin may include a repeating unit represented by the following [Formula 1].
- R 1 is a hydrogen atom or a substituted or unsubstituted alkyl group having 1 to 15 carbon atoms, n is 1 or 2)
- Environment-friendly high-strength resin composite material for achieving the above object is a first substrate; A reinforcement layer formed on the first substrate and including a fiber reinforcing agent; And a second substrate formed on the reinforcing material layer, wherein at least one of the first substrate and the second substrate is formed of a biodegradable resin including a PLA resin and a PHA resin.
- both the first substrate and the second substrate include a biodegradable resin.
- Eco-friendly high-strength resin composite material uses a blend resin mixed with PLA resin and PHA resin as a base material, and forms a reinforcement layer separately on the base material using a fiber reinforcing agent.
- Figure 1 schematically shows an environment-friendly high-strength resin composite material according to an embodiment of the present invention, shows an example in which the reinforcing material layer is formed on one surface of the substrate.
- Figure 2 schematically shows an environment-friendly high-strength resin composite material according to an embodiment of the present invention, shows an example in which the reinforcing material layer is formed on both sides of the substrate.
- Figure 3 schematically shows an environment-friendly high-strength resin composite material according to an embodiment of the present invention, shows an example in which the reinforcing material layer is formed between the first substrate and the second substrate.
- Figure 1 schematically shows an environment-friendly high-strength resin composite material according to an embodiment of the present invention, shows an example in which the reinforcing material layer is formed on one surface of the substrate.
- the environment-friendly high strength resin composite material includes a substrate 110 and a reinforcement layer 120.
- the substrate 110 serves to effectively transmit the load by the external force, such as parts that are in contact with or connected to the resin composite material, while also supporting the fiber reinforcement contained in the reinforcement layer 120 Play a role.
- the substrate 110 may be in the form of a film, a woven fabric, a nonwoven fabric, a felt, or the like. In addition, the substrate 110 may be in the form of a single layer or a stacked two or more layers.
- the substrate 110 includes a biodegradable resin.
- the biodegradable resin is preferably a blend (blend) resin is mixed PLA (Poly Lactic Acid) resin and PHA (polyhydroxyalkanoate) resin.
- the inventors of the present invention in the case of the blended resin mixed with PLA resin and PHA resin, can exhibit the same level of mechanical properties compared to commercial thermoplastic resins such as polypropylene resin, polyethylene terephthalate resin, etc. Figured out.
- the resin composite material according to the present invention uses the blend resin in which the PLA resin and the PHA resin are mixed as a base material, and thus has excellent properties such as strength and biodegradation after disposal.
- the PHA resin may include a repeating unit represented by the following [Formula 1].
- R 1 is a hydrogen atom or a substituted or unsubstituted alkyl group having 1 to 15 carbon atoms, n is 1 or 2)
- PLA resin in the resin composite according to the present invention serves to secure the strength
- PHA resin serves to improve the brittleness of the PLA resin.
- the strength increases as the content ratio of the PLA resin increases
- the toughness increases as the content ratio of the PHA resin increases.
- the mixing ratio of the PLA resin and the PHA resin is not particularly limited.
- the case where 10-50 parts by weight of PHA was mixed with respect to 100 parts by weight of the PLA resin was superior in physical properties than in the other cases.
- the PHA resin when the PHA resin is contained less than 10 parts by weight with respect to 100 parts by weight of the PLA resin, the brittleness improvement of the PLA resin may be somewhat insufficient. In addition, when the PHA resin exceeds 50 parts by weight with respect to 100 parts by weight of the PLA resin, aggregation of the PHA resin may occur and the strength of the resin composite may be somewhat lowered.
- PHA resin is most preferably mixed in 10 to 50 parts by weight based on 100 parts by weight of PLA resin.
- the biodegradable resin may further include an ionomer (ionomer).
- Ionomers can act as reactive compatibilizers.
- the ionomer is not particularly limited as long as a small amount of ionic groups are contained in the nonpolar polymer chain, and examples thereof include copolymers of ⁇ -olefins and ⁇ , ⁇ -unsaturated carboxylic acids, polymers in which sulfonic acid groups are introduced into polystyrene, and ⁇ - A neutralized copolymer of an olefin, an ⁇ , ⁇ -unsaturated carboxylic acid and a monomer copolymerizable therewith with a monovalent to tetravalent metal ion can be used.
- the ionomer may be included in an amount of 20 parts by weight or less based on 100 parts by weight of the PLA resin and the PHA resin. If the added amount of the ionomer exceeds 20 parts by weight, unreacted ionomer may remain to reduce the heat resistance and strength.
- the reinforcement layer 120 is formed on one surface of the substrate.
- the reinforcement layer 120 includes a fiber reinforcement.
- the reinforcement layer 120 may be formed by adhering or compressing a sheet including a fiber reinforcement to the substrate 110.
- the fiber reinforcement itself is not made of a sheet may also be a reinforcement layer 120 while being pressed to the substrate by pressing or the like.
- the fiber reinforcing agent contained in the reinforcing material layer serves to support the load by the external force.
- the fiber reinforcing agent may include at least one industrial fiber such as carbon fiber, glass fiber, aramid fiber, Ultra High Molecular Weight Polyethylene (UHMWPE).
- the fiber reinforcing agent included in the reinforcing material layer 120 may be used 10 to 100 parts by weight based on 100 parts by weight of the substrate (110). However, the amount of the fiber reinforcing agent is not necessarily limited thereto, and may be variously changed depending on the intended use.
- the reinforcement layer 120 is formed on one surface of the substrate 110.
- the reinforcement layer 120 may be formed on both sides of the substrate 110, as shown in FIG. 2.
- Figure 3 schematically shows an environment-friendly high-strength resin composite material according to an embodiment of the present invention, shows an example in which the reinforcing material layer is formed between the first substrate and the second substrate.
- the eco-friendly high strength resin composite shown includes a first substrate 310, a reinforcement layer 320, and a second substrate 330.
- the reinforcement layer 320 is interposed between the first substrate 310 and the second substrate 330.
- the first substrate 310 and the second substrate 330 may be in the form of one kind of a film, a woven fabric, a nonwoven fabric, and a felt, or may have a form in which two or more kinds are stacked.
- both the first base material 310 and the second base material 330 include a biodegradable resin.
- the present invention uses a blend resin in which PLA resin and PHA resin are mixed as such biodegradable resin.
- Biodegradable resins may also contain ionomers.
- the reinforcement layer 320 is formed on the first substrate and includes a fiber reinforcing agent.
- the fiber reinforcing agent may contain one or more types of industrial fibers such as carbon fiber, glass fiber, aramid fiber, and UHMWPE.
- the reinforcement layer 320 since the reinforcement layer 320 is formed between the first substrate 310 and the second substrate 330, the reinforcement layer 320 may be restrained from being separated from the substrate.
- the eco-friendly high-strength resin composite material according to the present invention not only exhibits light weight and high strength properties, but also has a natural decomposition after disposal due to biodegradation properties by using a blend resin in which PLA resin and PHA resin are mixed as a substrate. It is possible to prevent environmental pollution.
- the environment-friendly high-strength resin composite material according to the present invention may be manufactured only by a method such as pressing or bonding. Therefore, the manufacturing process is possible as compared to the fiber-reinforced plastic (FRP) of the form in which the fiber reinforcing agent is impregnated into the substrate.
- FRP fiber-reinforced plastic
- Example 2 The same resin composite specimens as in Example 2 were prepared except that 10 parts by weight of Sulolin 1706 (ionomer, manufactured by DuPont) was further included in 100 parts by weight of the PLA resin.
- Sulolin 1706 ionomer, manufactured by DuPont
- a resin composite specimen was prepared in the same manner as in Example 2 except that the amount of carbon fibers was 100% of the film weight.
- Resin composite specimens were prepared in the same manner as in Example 2, except that PET films (manufactured by LG Chemical) were used as the two film materials.
- a resin composite specimen was prepared in the same manner as in Comparative Example 2 except that 100 parts by weight of carbon fiber was used based on 100 parts by weight of the PLA resin.
- Tensile strength (Kgf / cm 2 ) was measured according to ASTM D638.
- Table 1 shows the results of evaluation of physical properties of the specimens according to Examples 1 to 4 and Comparative Examples 1 to 3.
- the resin composite material according to Examples 1 to 4 when compared with the physical properties of the resin composite specimens according to Comparative Example 1 based on PET resin, in the case of the resin composite specimens according to Examples 1 to 4, the physical properties of the equivalent or more.
- the resin composite material according to Examples 1 to 4 can be biodegradable while having the same or more physical properties as a sufficiently environmentally friendly material. It can be utilized.
- the strength of the resin composite specimens according to Example 3 was superior, the ionomer In this case, the physical properties were the best.
- first substrate 320 reinforcing material layer
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
- Reinforced Plastic Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Biological Depolymerization Polymers (AREA)
Abstract
Description
실시예 | 비교예 | ||||||
1 | 2 | 3 | 4 | 1 | 2 | 3 | |
인장강도(Kgf/cm2) | 792 | 852 | 926 | 896 | 868 | 791 | 580 |
굴곡강도(Kgf/cm2) | 976 | 998 | 1107 | 1249 | 1012 | 948 | 1029 |
Claims (11)
- 기재; 및상기 기재의 일면 또는 양면에 형성되며, 섬유 강화제를 포함하는 보강재층;을 포함하고,상기 기재는 PLA(Poly Lactic Acid) 수지와 PHA(polyhydroxyalkanoate) 수지를 포함하는 생분해성 수지로 형성된 것을 특징으로 하는 친환경 고강도 수지 복합재.
- 제1항에 있어서,상기 생분해성 수지는상기 PLA 수지 100 중량부에 대하여, 상기 PHA 10~50 중량부가 혼합되어 있는 것을 특징으로 하는 친환경 고강도 수지 복합재.
- 제1항에 있어서,상기 생분해성 수지는아이오노머를 더 포함하는 것을 특징으로 하는 친환경 고강도 수지 복합재.
- 제1항에 있어서,상기 기재는필름, 직포(Woven Fabric), 부직포(Nonwoven Fabric) 및 펠트(pelt) 중에서 1종의 단층 형태이거나, 또는 2종 이상이 적층된 형태인 것을 특징으로 하는 친환경 고강도 수지 복합재.
- 제1항에 있어서,상기 섬유 강화제는탄소 섬유, 유리 섬유, 아라미드 섬유(Aramid Fiber) 및 UHMWPE(Ultra High Molecular Weight Polyethylene) 중에서 1종 이상을 포함하는 것을 특징으로 하는 친환경 고강도 수지 복합재.
- 제1기재;상기 제1기재 상에 형성되며, 섬유 강화제를 포함하는 보강재층; 및상기 보강재층 상에 형성되는 제2기재;를 포함하고,상기 제1기재와 제2기재 중 하나 이상은 PLA 수지와 PHA 수지를 포함하는 생분해성 수지로 형성된 것을 특징으로 하는 친환경 고강도 수지 복합재.
- 제7항에 있어서,상기 생분해성 수지는상기 PLA 수지 100 중량부에 대하여, 상기 PHA 10~50 중량부가 혼합되어 있는 것을 특징으로 하는 친환경 고강도 수지 복합재.
- 제7항에 있어서,상기 생분해성 수지는아이오노머를 더 포함하는 것을 특징으로 하는 친환경 고강도 수지 복합재.
- 제7항에 있어서,상기 제1기재 및 제2기재는필름, 직포, 부직포 및 펠트 중에서 1종의 단층 형태이거나, 또는 2종 이상이 적층된 형태인 것을 특징으로 하는 친환경 고강도 수지 복합재.
- 제7항에 있어서,상기 섬유 강화제는탄소 섬유, 유리 섬유, 아라미드 섬유 및 UHMWPE 중에서 1종 이상을 포함하는 것을 특징으로 하는 친환경 고강도 수지 복합재.
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CN201280072070.7A CN104245310B (zh) | 2012-04-09 | 2012-12-28 | 环保高强度树脂复合材料 |
JP2015505625A JP6239588B2 (ja) | 2012-04-09 | 2012-12-28 | 環境にやさしい高強度樹脂複合材 |
US14/388,426 US20150056880A1 (en) | 2012-04-09 | 2012-12-28 | Eco-friendly and high-strength resin composite material |
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KR1020120036605A KR101456330B1 (ko) | 2012-04-09 | 2012-04-09 | 친환경 고강도 수지 복합재 |
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JP (1) | JP6239588B2 (ko) |
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CN109294184A (zh) * | 2018-09-05 | 2019-02-01 | 安徽新翔包装材料有限公司 | 一种环保降解塑料袋及其制作工艺 |
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EP3162833A1 (en) | 2015-11-01 | 2017-05-03 | Bio Bond IVS | Bio-based and biodegradable resin suitable for production of composite materials |
US10590577B2 (en) | 2016-08-02 | 2020-03-17 | Fitesa Germany Gmbh | System and process for preparing polylactic acid nonwoven fabrics |
US11441251B2 (en) | 2016-08-16 | 2022-09-13 | Fitesa Germany Gmbh | Nonwoven fabrics comprising polylactic acid having improved strength and toughness |
CN112300553A (zh) * | 2020-11-17 | 2021-02-02 | 扬州万盛实业有限公司 | 一种轻质高强隔热复合材料板材及其制备方法 |
CN115058033B (zh) * | 2022-07-18 | 2024-02-23 | 南通大学 | 一种环保型聚乳酸纺织复合材料及其制备方法 |
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- 2012-12-28 US US14/388,426 patent/US20150056880A1/en not_active Abandoned
- 2012-12-28 CN CN201280072070.7A patent/CN104245310B/zh active Active
- 2012-12-28 JP JP2015505625A patent/JP6239588B2/ja active Active
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US20150056880A1 (en) | 2015-02-26 |
KR101456330B1 (ko) | 2014-11-04 |
JP6239588B2 (ja) | 2017-11-29 |
KR20130114343A (ko) | 2013-10-18 |
JP2015517935A (ja) | 2015-06-25 |
CN104245310B (zh) | 2017-03-22 |
CN104245310A (zh) | 2014-12-24 |
TW201341182A (zh) | 2013-10-16 |
TWI498211B (zh) | 2015-09-01 |
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