WO2020095512A1 - Composition de résine - Google Patents

Composition de résine Download PDF

Info

Publication number
WO2020095512A1
WO2020095512A1 PCT/JP2019/033361 JP2019033361W WO2020095512A1 WO 2020095512 A1 WO2020095512 A1 WO 2020095512A1 JP 2019033361 W JP2019033361 W JP 2019033361W WO 2020095512 A1 WO2020095512 A1 WO 2020095512A1
Authority
WO
WIPO (PCT)
Prior art keywords
thermoplastic resin
resin
resin composition
molecular weight
average molecular
Prior art date
Application number
PCT/JP2019/033361
Other languages
English (en)
Japanese (ja)
Inventor
直弥 福島
中島　啓造
章浩 野末
Original Assignee
パナソニックＩｐマネジメント株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to CN201980072817.0A priority Critical patent/CN112996859A/zh
Publication of WO2020095512A1 publication Critical patent/WO2020095512A1/fr

Links

Classifications

    • 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
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/02—Fibres or whiskers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/02—Cellulose; Modified cellulose
    • 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
    • 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
    • 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
    • C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment

Definitions

  • the present disclosure relates generally to resin compositions, and more specifically to resin compositions containing cellulose fibers.
  • Patent Document 1 discloses a composite resin molded body.
  • This composite resin molded body is composed of a melt-kneaded product containing a main resin, an organic fibrous filler and a dispersant.
  • the organic fibrous filler is cellulose containing cellulose.
  • the carbonized organic fibrous filler is present in the composite resin molded body at a specific ratio.
  • a maleic anhydride-modified polyolefin, an unsaturated hydrocarbon silane coupling agent, or the like is used as a dispersant.
  • the composite resin molded body using such a dispersant has room for further improvement in rigidity and appearance.
  • An object of the present disclosure is to provide a resin composition capable of obtaining a molded product having both rigidity and a good appearance.
  • the resin composition according to one aspect of the present disclosure contains a first thermoplastic resin, a second thermoplastic resin, and a cellulose fiber.
  • the weight average molecular weight of the second thermoplastic resin is smaller than the weight average molecular weight of the first thermoplastic resin.
  • the resin composition according to the present embodiment contains a first thermoplastic resin, a second thermoplastic resin, and a cellulose fiber.
  • the weight average molecular weight of the second thermoplastic resin is smaller than the weight average molecular weight of the first thermoplastic resin.
  • a molded article can be obtained by using a molding method such as injection molding using this resin composition as a molding material.
  • This molded product has both rigidity and a good appearance. That is, the low-molecular-weight second thermoplastic resin can uniformly disperse the cellulose fibers in the high-molecular-weight first thermoplastic resin. By uniformly dispersing the cellulose fibers, it is possible to impart rigidity and a good appearance to the molded product.
  • the resin composition according to the present embodiment is a cellulose fiber composite resin. That is, the resin composition contains the first thermoplastic resin, the second thermoplastic resin, and the cellulose fiber. There is a magnitude relationship between the weight average molecular weights (Mw) of the first thermoplastic resin and the second thermoplastic resin. Specifically, the weight average molecular weight of the second thermoplastic resin is smaller than the weight average molecular weight of the first thermoplastic resin.
  • the weight average molecular weights of the first thermoplastic resin and the second thermoplastic resin are relative values in terms of polystyrene obtained by gel permeation chromatography analysis (GPC).
  • the resin composition may further contain a dispersant.
  • the resin composition may further contain an elastomer.
  • the form of the resin composition at room temperature is, for example, spherical, cylindrical or prismatic pellets.
  • first thermoplastic resin, the second thermoplastic resin, the cellulose fiber, the dispersant, and the elastomer will be described in order.
  • the first thermoplastic resin can be a base material (main material) in the resin composition.
  • the first thermoplastic resin is not particularly limited. Specific examples of the first thermoplastic resin include polyolefin (including cyclic polyolefin), ABS resin, polyvinyl chloride, polystyrene, polyester, nylon, polyvinyl ether, polyvinyl alcohol, polyamide, polycarbonate, and polysulfone.
  • polyolefin is particularly preferable because it has a low specific gravity. That is, since polyolefins such as polypropylene (PP) and polyethylene (PE) have a small specific gravity, it is possible to easily obtain a resin composition that can be molded into a lightweight and highly rigid molded product by combining with a cellulose fiber.
  • PP polypropylene
  • PE polyethylene
  • polypropylene includes homopolymers, random copolymers, and block copolymers.
  • Homopolymer is a homopolymer of propylene.
  • Random and block copolymers are copolymers of propylene and monomers such as ethylene.
  • the weight average molecular weight of the first thermoplastic resin is preferably in the range of 45,000 or more and 1,000,000 or less, and more preferably in the range of 45,000 or more and 300,000 or less.
  • the weight average molecular weight of the first thermoplastic resin is 45,000 or more, a decrease in rigidity of the molded product can be suppressed.
  • the weight average molecular weight of the first thermoplastic resin is 1,000,000 or less, the fluidity at the time of molding does not become too high, and a molded product is easily obtained.
  • the content of the first thermoplastic resin is in the range of 30% by mass or more and 95% by mass or less based on the total mass of the resin composition.
  • the first thermoplastic resin more preferably contains polyolefin, which is a low specific gravity material.
  • the content of the first thermoplastic resin is 95% by mass or less, the decrease in rigidity of the molded product can be suppressed.
  • the rigidity means bending rigidity, for example.
  • thermoplastic resin may have the same function as the dispersant.
  • the second thermoplastic resin can be a substitute for the dispersant. Therefore, if the second thermoplastic resin is used, there is no particular need to use the dispersant. However, this does not mean that the combined use of the second thermoplastic resin and the dispersant is excluded.
  • the second thermoplastic resin is not particularly limited.
  • Specific examples of the second thermoplastic resin include polyolefin (including cyclic polyolefin), ABS resin, polyvinyl chloride, polystyrene, polyester, nylon, polyvinyl ether, polyvinyl alcohol, polyamide, polycarbonate, and polysulfone.
  • polyolefin is particularly preferable because it has a low specific gravity. That is, since polyolefins such as polypropylene (PP) and polyethylene (PE) have a small specific gravity, it is possible to easily obtain a resin composition that can be molded into a lightweight and highly rigid molded product by combining with a cellulose fiber.
  • PP polypropylene
  • PE polyethylene
  • the weight average molecular weight of the second thermoplastic resin is smaller than the weight average molecular weight of the first thermoplastic resin.
  • the second thermoplastic resin having a low molecular weight can uniformly disperse the cellulose fibers in the first thermoplastic resin having a high molecular weight. Thereby, rigidity and a good appearance can be given to the molded product.
  • the low-molecular-weight second thermoplastic resin increases the crystallinity of the resin composition.
  • the low-molecular-weight second thermoplastic resin improves the defibration degree of the cellulose fiber and makes it difficult for diffuse reflection of light to occur.
  • a good appearance means that it is difficult to visually recognize the cellulose fibers when looking at the molded product. More specifically, it means S evaluation and A evaluation, which are the criteria of appearance evaluation described in the section “Example”.
  • the weight average molecular weight of the second thermoplastic resin is preferably 40,000 or less, more preferably 30,000 or less, still more preferably 20,000 or less, and even more preferably 13,000 or less. With the second thermoplastic resin having such a molecular size, the dispersibility of the cellulose fibers can be further improved.
  • the lower limit of the weight average molecular weight of the second thermoplastic resin is not particularly limited, but is, for example, 3000 or more.
  • the content of the second thermoplastic resin is preferably in the range of 0.1% by mass or more and 30% by mass or less, more preferably 1% by mass or more and 30% by mass or less, based on the total mass of the resin composition. It is within the range.
  • the second thermoplastic resin more preferably contains polyolefin, which is a low specific gravity material.
  • the content of the second thermoplastic resin is 1% by mass or more, the appearance of the molded product becomes better.
  • the content of the second thermoplastic resin is 30% by mass or less, the decrease in rigidity of the molded product can be suppressed.
  • the first thermoplastic resin and the second thermoplastic resin are the same type of resin.
  • a molecule of a thermoplastic resin has a chain structure in which a large number of monomers, which are basic units, are linked. Therefore, that the first thermoplastic resin and the second thermoplastic resin are the same type of resin means that the types (chemical structures) of the monomers of the basic units are the same.
  • the first thermoplastic resin is polypropylene
  • the second thermoplastic resin is also preferably polypropylene. Since the first thermoplastic resin and the second thermoplastic resin are the same kind of resin in this way, phase separation can be suppressed.
  • both the first thermoplastic resin and the second thermoplastic resin are polyolefins. Phase separation can be suppressed by using the same type of resin. Furthermore, since the resin of the same kind is polyolefin, it is possible to realize a further reduction in the weight of the molded product, as compared with the case where only either the first thermoplastic resin or the second thermoplastic resin is polyolefin.
  • Cellulose fiber can impart rigidity to a molded article.
  • Cellulose fibers are obtained from wood, plants and the like. More specifically, the cellulose fiber is obtained by treating one or more cellulose-containing raw materials selected from woods, pulps, papers, plant stems / leaves and plant shells with a pulverizer. You can Specifically, if necessary, the cellulose-containing raw material is roughly crushed by using a cutting machine such as a shredder, and then processed by an impact-type crusher or an extruder or dried. Thereafter, the medium-type pulverizer is used to stir to obtain finely divided cellulose fibers.
  • the average fiber length of the cellulose fibers is in the range of 0.001 mm or more and 0.1 mm or less.
  • the average fiber length is 0.001 mm or more, the rigidity of the molded product can be improved.
  • the average fiber length is 0.1 mm or less, a decrease in dispersibility of cellulose fibers can be suppressed.
  • the average fiber length of the cellulose fibers means the particle size at an integrated value of 50% in the particle size distribution obtained by the laser diffraction / scattering method (50% cumulative particle size: d50).
  • the content of cellulose fibers is in the range of 1% by mass or more and 40% by mass or less based on the total mass of the resin composition.
  • the content of the cellulose fibers is 1% by mass or more, the rigidity of the molded product can be improved.
  • the content of the cellulose fibers is 40% by mass or less, it is possible to suppress a decrease in impact resistance of the molded product.
  • the resin composition may further contain a dispersant.
  • the dispersant has a function of uniformly dispersing the hydrophobic first thermoplastic resin and the hydrophilic cellulose fiber.
  • the dispersant is not particularly limited as long as it has such a function.
  • the resin composition further contains a dispersant, the dispersibility of the cellulose fibers can be further improved.
  • the dispersant is a maleic anhydride modified polyolefin.
  • suitable examples of the maleic anhydride-modified polyolefin include "Yumex series” manufactured by Sanyo Kasei Co., Ltd. and "PRIEX series” and "SCONA series” manufactured by BYK.
  • the maleic anhydride modified polyolefin has a hydrophobic polyolefin segment and a hydrophilic maleic anhydride segment.
  • the polyolefin segment has an affinity with the first thermoplastic resin (particularly polyolefin), and the maleic anhydride segment has an affinity with the cellulose fiber. Therefore, the dispersibility of the cellulose fibers can be improved by adding the maleic anhydride-modified polyolefin to the first thermoplastic resin. As described above, the aggregation due to the interaction between the cellulose fibers in the first thermoplastic resin is suppressed by the maleic anhydride-modified polyolefin, whereby the rigidity of the molded product is improved.
  • the maleic anhydride-modified polyolefin also improves the adhesion between the first thermoplastic resin and the cellulose fiber. It is presumed that this improvement in adhesion contributes to the improvement in rigidity of the molded product.
  • the weight average molecular weight of the maleic anhydride modified polyolefin is preferably 45,000 or less, more preferably 20,000 or less. Thereby, the dispersibility of the cellulose fiber can be further improved.
  • the reason is that, compared to high molecular weight maleic anhydride-modified polyolefin, low molecular weight maleic anhydride-modified polyolefin has a small molecular size and high fluidity, so polar groups (hydroxy groups) of cellulose fiber can be efficiently used. It is presumed that it is because it reacts with () etc.
  • the lower limit of the weight average molecular weight of the maleic anhydride-modified polyolefin is not particularly limited, but is 5,000.
  • the weight average molecular weight of the maleic anhydride-modified polyolefin is a polystyrene-converted relative value obtained by gel permeation chromatography analysis (GPC).
  • the content of the dispersant is in the range of 1% by mass or more and 10% by mass or less based on the total mass of the resin composition.
  • the content of the dispersant is 1% by mass or more, the compatibility between the first thermoplastic resin and the cellulose fiber can be improved, and the rigidity of the molded product can be improved.
  • the content of the dispersant is 10% by mass or less, it is possible to suppress the decrease in rigidity of the molded product.
  • Elastomer can give impact resistance to a molded product.
  • Elastomers are roughly classified into thermosetting elastomers and thermoplastic elastomers, and preferably thermoplastic elastomers.
  • Thermoplastic elastomer is an elastomer that softens when heated and shows fluidity, and returns to rubber when cooled.
  • specific examples of the thermoplastic elastomer include styrene-based thermoplastic elastomer (TPS), olefin-based thermoplastic elastomer (TPO), vinyl chloride-based thermoplastic elastomer, urethane-based thermoplastic elastomer (TPU), ester-based thermoplastic elastomer (TPC). , Amide-based thermoplastic elastomer (TPA) and butadiene-based thermoplastic elastomer.
  • the styrene-based thermoplastic elastomer is preferable because it has excellent low-temperature physical properties.
  • the styrene-based thermoplastic elastomer is a block copolymer having a styrene component and a butadiene component. Since this styrene-based thermoplastic elastomer has excellent compatibility with the first thermoplastic resin, it is effective in improving the impact resistance of the molded product.
  • hydrogenated styrene-based thermoplastic elastomer is more preferable.
  • the hydrogenated styrene thermoplastic elastomer is a polymer obtained by hydrogenating a block copolymer composed of styrene and butadiene.
  • Preferable examples of this hydrogenated styrene-based thermoplastic elastomer include "Tuftec H series” and “Tuftec P series" manufactured by Asahi Kasei Corporation. These elastomers exhibit rubber elasticity in a wide temperature range.
  • this elastomer when this elastomer is contained in the resin composition, even if the first thermoplastic resin is brittle at a low temperature, the embrittlement temperature of the first thermoplastic resin is lowered to form a molded article. It is possible to suppress a decrease in impact resistance. It is particularly effective for modifying polypropylene.
  • the content of the elastomer is in the range of 3% by mass or more and 15% by mass or less based on the total mass of the resin composition.
  • the content of the elastomer is 3% by mass or more, the impact resistance of the molded product can be improved.
  • the content of the elastomer is 15% by mass or less, it is possible to suppress the decrease in rigidity of the molded product.
  • the resin composition can be produced by the dry method as follows. That is, the first thermoplastic resin, the second thermoplastic resin and the cellulose fiber are put into a kneading extruder such as a biaxial kneading extruder. The cellulose fibers may not be modified (hydrophobized) before being added. If necessary, a dispersant and an elastomer are also charged into the kneading extruder. The first thermoplastic resin and the second thermoplastic resin are melted in the kneading extruder, and the low molecular weight second thermoplastic resin disperses the cellulose fibers in the high molecular weight first thermoplastic resin.
  • the cellulose fibers are subjected to the shearing action in the kneading extruder to promote the defibration of the aggregated mass, and the cellulose fibers are more uniformly dispersed in the first thermoplastic resin.
  • the melt-kneaded product extruded from the kneading extruder is cooled with water to form pellets.
  • the size of the pellet is not particularly limited.
  • the resin composition according to the first aspect contains a first thermoplastic resin, a second thermoplastic resin, and a cellulose fiber.
  • the weight average molecular weight of the second thermoplastic resin is smaller than the weight average molecular weight of the first thermoplastic resin.
  • the weight average molecular weight of the second thermoplastic resin is 40,000 or less.
  • the dispersibility of the cellulose fiber can be further improved.
  • the first thermoplastic resin and the second thermoplastic resin are the same kind of resin.
  • phase separation between the first thermoplastic resin and the second thermoplastic resin can be suppressed.
  • the first thermoplastic resin and the second thermoplastic resin are polyolefins.
  • phase separation can be suppressed by using the same type of resin. Furthermore, since the resin of the same type is polyolefin, it is possible to realize further weight reduction of the molded product.
  • the average fiber length of the cellulose fibers is in the range of 0.001 mm or more and 0.1 mm or less.
  • the rigidity of the molded product can be improved. Further, it is possible to suppress a decrease in dispersibility of the cellulose fibers.
  • the resin composition according to the sixth aspect further contains a dispersant in any one of the first to fifth aspects.
  • the dispersibility of the cellulose fiber can be further improved.
  • the dispersant is a maleic anhydride modified polyolefin.
  • the dispersibility of the cellulose fiber can be further improved.
  • the maleic anhydride-modified polyolefin has a weight average molecular weight of 45,000 or less.
  • the dispersibility of the cellulose fiber can be further improved.
  • Example 1 Pellets were produced using the following first thermoplastic resin, second thermoplastic resin and cellulose fiber as raw materials. Specifically, the above raw materials were weighed so that the ratio (% by mass) shown in Table 1 was obtained, and dry blended. Next, using a twin-screw kneading extruder (manufactured by Techno Bell Co., Ltd., model: KZW15TW), the mixture was melt-kneaded and dispersed at a kneading temperature of 200 ° C. and a discharge rate of 2 kg / hour, followed by cooling with water to produce pellets.
  • a twin-screw kneading extruder manufactured by Techno Bell Co., Ltd., model: KZW15TW
  • First thermoplastic resin BC03B (manufactured by Japan Polypro Co., Ltd., polypropylene, weight average molecular weight 200,000)
  • Second thermoplastic resin Viscole 660-P (Sanyo Chemical Co., Ltd., polypropylene, weight average molecular weight 10,000)
  • Cellulose fiber NBKP Celgar (manufactured by Mitsubishi Paper Mills, cotton-like softwood pulp, average fiber length 0.05 mm).
  • Example 11 Pellets were produced in the same manner as in Examples 1 to 10 except that the following first thermoplastic resin, second thermoplastic resin and cellulose fiber were used as raw materials.
  • thermoplastic resin same as in Examples 1 to 10
  • Second thermoplastic resin Viscole 550-P (Sanyo Chemical Co., Ltd., polypropylene, weight average molecular weight 13500)
  • Cellulose fiber same as in Examples 1-10.
  • Example 12 Pellets were produced in the same manner as in Examples 1 to 10 except that the following first thermoplastic resin, second thermoplastic resin and cellulose fiber were used as raw materials.
  • thermoplastic resin same as in Examples 1 to 10
  • Second thermoplastic resin Viscole 440-P (Sanyo Chemical Co., Ltd., polypropylene, weight average molecular weight 25200)
  • Cellulose fiber same as in Examples 1-10.
  • Example 13 Pellets were produced in the same manner as in Examples 1 to 10 except that the following first thermoplastic resin, second thermoplastic resin and cellulose fiber were used as raw materials.
  • thermoplastic resin same as in Examples 1-10
  • Second thermoplastic resin Viscole 330-P (Sanyo Chemical Co., Ltd., polypropylene, weight average molecular weight 40,000)
  • Cellulose fiber same as in Examples 1-10.
  • Example 14 to 15 Pellets were produced in the same manner as in Examples 1 to 10 except that the following first thermoplastic resin, second thermoplastic resin, cellulose fiber and dispersant were used as raw materials.
  • thermoplastic resin same as in Examples 1 to 10
  • Second thermoplastic resin same as in Examples 1 to 10
  • Cellulose fiber same as in Examples 1 to 10
  • Dispersant Umex 1001 (manufactured by Sanyo Kasei Co., Ltd., weight) Average molecular weight 45,000).
  • thermoplastic resin cellulose fiber and dispersant
  • thermoplastic resin same as Examples 1 to 10
  • Cellulose fiber same as Examples 1 to 10
  • Dispersant same as Examples 14 to 15.
  • thermoplastic resin and cellulose fiber were used as raw materials.
  • thermoplastic resin same as in Examples 1 to 10
  • Cellulose fiber same as in Examples 1 to 10.

Abstract

Cette composition de résine contient une première résine thermoplastique, une seconde résine thermoplastique et des fibres de cellulose. Le poids moléculaire moyen en poids de la seconde résine thermoplastique est inférieur au poids moléculaire moyen en poids de la première résine thermoplastique.
PCT/JP2019/033361 2018-11-07 2019-08-26 Composition de résine WO2020095512A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201980072817.0A CN112996859A (zh) 2018-11-07 2019-08-26 树脂组合物

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018-210046 2018-11-07
JP2018210046 2018-11-07

Publications (1)

Publication Number Publication Date
WO2020095512A1 true WO2020095512A1 (fr) 2020-05-14

Family

ID=70610845

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2019/033361 WO2020095512A1 (fr) 2018-11-07 2019-08-26 Composition de résine

Country Status (3)

Country Link
JP (1) JP2020076082A (fr)
CN (1) CN112996859A (fr)
WO (1) WO2020095512A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020076082A (ja) * 2018-11-07 2020-05-21 パナソニックＩｐマネジメント株式会社 樹脂組成物
WO2021256471A1 (fr) * 2020-06-15 2021-12-23 株式会社巴川製紙所 Matériau composite de résine thermoplastique, particule de matériau composite de résine thermoplastique, et article moulé

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4357411A1 (fr) 2021-06-16 2024-04-24 Mitsui Chemicals, Inc. Composition de résine
WO2023243281A1 (fr) * 2022-06-14 2023-12-21 パナソニックＩｐマネジメント株式会社 Composition de résine composite et corps moulé en résine composite

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007056176A (ja) * 2005-08-26 2007-03-08 Daicel Polymer Ltd 繊維強化発泡性樹脂組成物およびその発泡成形体
JP2010265357A (ja) * 2009-05-13 2010-11-25 Konica Minolta Holdings Inc セルロース繊維含有樹脂材料の製造方法
JP2012236906A (ja) * 2011-05-11 2012-12-06 Nissan Motor Co Ltd 樹脂組成物
JP2016094540A (ja) * 2014-11-14 2016-05-26 国立研究開発法人産業技術総合研究所 熱可塑性樹脂組成物の製造方法
JP2018154671A (ja) * 2017-03-15 2018-10-04 東洋インキＳｃホールディングス株式会社 樹脂組成物および成形体

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009116608A1 (fr) * 2008-03-21 2009-09-24 株式会社プライムポリマー Composition de résine renforcée par des fibres longues et article moulé à base de cette composition
WO2010131602A1 (fr) * 2009-05-13 2010-11-18 コニカミノルタホールディングス株式会社 Procédé de production d'un matériau de résine contenant des fibres de cellulose
KR101459951B1 (ko) * 2013-09-27 2014-11-07 현대자동차주식회사 촉감 및 내스크래치성이 우수한 폴리프로필렌 복합 수지 조성물
JP6547414B2 (ja) * 2015-05-20 2019-07-24 星光Pmc株式会社 変性セルロース繊維含有樹脂組成物、成形材料および成形体
JP6939004B2 (ja) * 2017-03-24 2021-09-22 富士フイルムビジネスイノベーション株式会社 樹脂成形体用樹脂組成物、及び樹脂成形体
JP7071842B2 (ja) * 2018-03-01 2022-05-19 株式会社豊田中央研究所 有機繊維強化樹脂組成物及びその製造方法
JP7110691B2 (ja) * 2018-04-12 2022-08-02 東洋インキＳｃホールディングス株式会社 樹脂組成物および成形体
WO2020095512A1 (fr) * 2018-11-07 2020-05-14 パナソニックＩｐマネジメント株式会社 Composition de résine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007056176A (ja) * 2005-08-26 2007-03-08 Daicel Polymer Ltd 繊維強化発泡性樹脂組成物およびその発泡成形体
JP2010265357A (ja) * 2009-05-13 2010-11-25 Konica Minolta Holdings Inc セルロース繊維含有樹脂材料の製造方法
JP2012236906A (ja) * 2011-05-11 2012-12-06 Nissan Motor Co Ltd 樹脂組成物
JP2016094540A (ja) * 2014-11-14 2016-05-26 国立研究開発法人産業技術総合研究所 熱可塑性樹脂組成物の製造方法
JP2018154671A (ja) * 2017-03-15 2018-10-04 東洋インキＳｃホールディングス株式会社 樹脂組成物および成形体

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020076082A (ja) * 2018-11-07 2020-05-21 パナソニックＩｐマネジメント株式会社 樹脂組成物
WO2021256471A1 (fr) * 2020-06-15 2021-12-23 株式会社巴川製紙所 Matériau composite de résine thermoplastique, particule de matériau composite de résine thermoplastique, et article moulé

Also Published As

Publication number Publication date
JP2020076082A (ja) 2020-05-21
CN112996859A (zh) 2021-06-18

Similar Documents

Publication Publication Date Title
WO2020095512A1 (fr) Composition de résine
Taşdemır et al. Preparation and characterization of LDPE and PP—wood fiber composites
Ayrilmis et al. Water absorption and mechanical properties of PP/HIPS hybrid composites filled with wood flour
CN107722448B (zh) 利用天然纤维的汽车内饰材料用复合组合物
WO2015039237A1 (fr) Composites durables hybrides et procédé de fabrication et d'utilisation
CN105199416A (zh) 一种增强增韧聚烯烃基木塑复合材料及其制备方法
Yao et al. Rice straw fiber reinforced high density polyethylene composite: Effect of coupled compatibilizating and toughening treatment
CN103436012B (zh) 一种超高分子量聚乙烯改性尼龙66及其制备方法
WO2005066245A1 (fr) Processus de production de composition de resine et composition de resine produite par ce processus
Mubarak Tensile and impact properties of microcrystalline cellulose nanoclay polypropylene composites
CN101747556A (zh) 树脂组合物以及含有该树脂组合物的模塑制品
Kuram Rheological, mechanical and morphological properties of hybrid hazelnut (Corylus avellana L.)/walnut (Juglans regia L.) shell flour-filled acrylonitrile butadiene styrene composite
Santiagoo et al. The compatibilizing effect of polypropylene maleic anhydride (PPMAH) on polypropylene (PP)/acrylonitrile butadiene rubber (NBR)/palm kernel shell (PKS) composites
Mengeloğlu et al. Preparation of thermoplastic polyurethane-based biocomposites through injection molding: Effect of the filler type and content
CN112119127B (zh) 树脂组合物
CN106700253B (zh) 一种低收缩低密度pp材料及其制备方法
JP7213459B2 (ja) 樹脂組成物
JP2004231873A (ja) ポリオレフィン系樹脂の再生利用方法
JP3678338B2 (ja) プロピレン系樹脂組成物
JP2020012050A (ja) 樹脂組成物
Tasdemir Mechanical properties of pslypropylene biocomposites with sea weeds
CN114231046A (zh) 一种高强度高耐热的木塑复合材料及其制备方法
CN111704767A (zh) 一种高刚高韧的聚丙烯复合材料及其制备方法
KR102268495B1 (ko) 기계적 물성 및 내수성이 우수한 재생 수지 복합 조성물 및 이로 형성된 성형품
CN103694613A (zh) 一种低浮纤玻纤增强增韧聚丙烯复合材料及其制备方法

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19880981

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19880981

Country of ref document: EP

Kind code of ref document: A1