WO2011071110A1 - 着色樹脂組成物および成形体 - Google Patents

着色樹脂組成物および成形体 Download PDF

Info

Publication number
WO2011071110A1
WO2011071110A1 PCT/JP2010/072129 JP2010072129W WO2011071110A1 WO 2011071110 A1 WO2011071110 A1 WO 2011071110A1 JP 2010072129 W JP2010072129 W JP 2010072129W WO 2011071110 A1 WO2011071110 A1 WO 2011071110A1
Authority
WO
WIPO (PCT)
Prior art keywords
polypropylene
resin composition
colored resin
temperature
mass
Prior art date
Application number
PCT/JP2010/072129
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
和彦 坂井
Original Assignee
サンアロマー株式会社
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 サンアロマー株式会社 filed Critical サンアロマー株式会社
Priority to CN2010800554854A priority Critical patent/CN102666712A/zh
Publication of WO2011071110A1 publication Critical patent/WO2011071110A1/ja

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10—Homopolymers or copolymers of propene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/20—Compounding polymers with additives, e.g. colouring
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • 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
    • 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
    • C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
    • C08K3/013—Fillers, pigments or reinforcing additives
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0041—Optical brightening agents, organic pigments
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers

Definitions

  • the present invention relates to a colored resin composition and a molded body containing a polypropylene resin.
  • the present invention claims priority based on Japanese Patent Application No. 2009-279562 filed in Japan on December 09, 2009 and Japanese Patent Application No. 2010-270702 filed in Japan on December 03, 2010. The contents are incorporated here.
  • Resin moldings are used in a wide range of fields, for example, ABS resin is widely used as the material for housings of home appliances, and polycarbonate is widely used as the material for exterior parts of stationery, and is usually molded by injection molding. Yes.
  • ABS resin has a problem in color developability when a colorant is blended.
  • polycarbonate is concerned about the influence of residual bisphenol A on the living body, and the molding temperature must be increased, so that the colorant may deteriorate.
  • a polypropylene resin having excellent mechanical properties at low cost particularly a copolymer with ethylene (for example, random copolymer polypropylene, Block copolymer type polypropylene) may be used (see, for example, Patent Document 1).
  • the present invention provides a colored resin composition that can obtain a molded article excellent in both impact resistance and color developability despite containing a polypropylene resin as a main component and having injection molding suitability. The purpose is to do. It is another object of the present invention to provide a molded article that is particularly excellent in both low temperature impact and color developability despite containing a polypropylene resin as a main component.
  • the colored resin composition of the present invention contains 90 to 99.9% by mass of a polypropylene resin that satisfies the following conditions (a) to (d) and 0.1 to 10% by mass of a colorant ( However, the total of the polypropylene resin and the colorant is 100% by mass).
  • the polypropylene resin is a reaction blend type polypropylene obtained by polymerizing a copolymer rubber of ethylene and an ⁇ -olefin having 3 to 10 carbon atoms in the presence of homopolypropylene or random polypropylene in a reactor.
  • melt flow rate (temperature 230 ° C., load 21.6 N) is 4 g / 10 min or more.
  • the low temperature embrittlement temperature is 0 ° C. or less.
  • the total light transmittance measured at 1 mm thickness is 25% or more.
  • the melting peak temperature (Tmp) is 140 ° C. or higher.
  • the colored resin composition of the present invention contains a polypropylene resin as a main component, both the impact resistance and the color developability are excellent, and it has injection molding suitability.
  • black coloring can sufficiently increase jet blackness, so that so-called piano black color can be obtained, and pearl coloring can provide vivid gloss.
  • the molded article of the present invention contains a polypropylene resin as a main component, both impact resistance and color developability are excellent.
  • the colored resin composition of the present invention contains a polypropylene resin and a colorant as essential components.
  • the polypropylene resin is a reaction blend type polypropylene obtained by polymerizing a copolymer rubber of ethylene and an ⁇ -olefin having 3 to 10 carbon atoms in the presence of homopolypropylene or random polypropylene in the reactor.
  • the polypropylene resin satisfies the following conditions (a) to (d).
  • the melt flow rate (hereinafter referred to as “MFR”) is 4 g / 10 minutes or more.
  • MFR is a value measured in accordance with JIS K 7210 under conditions of a temperature of 230 ° C. and a load of 21.6 N. If the MFR is less than 4 g / 10 minutes, the moldability when the injection molding method is applied is impaired.
  • the MFR is preferably 7 g / 10 minutes or more, more preferably 15 g / 10 minutes or more, and further preferably 25 g / 10 minutes or more. Moreover, it is preferably 110 g / 10 min or less, more preferably 75 g / 10 min or less, and further preferably 55 g / 10 min or less. If MFR is 110 g / 10 min or less, sufficient low-temperature impact property as a molded article can be obtained.
  • the low temperature embrittlement temperature is 0 ° C. or less.
  • the low temperature embrittlement temperature is a value measured in accordance with JIS K 7216 using a test piece of width 6.0 mm ⁇ thickness 2.0 mm ⁇ length 38 mm cut out from an injection-molded plate. . If the low-temperature embrittlement temperature is 0 ° C. or higher, the low-temperature impact property is impaired.
  • the total light transmittance measured with a 1 mm-thick test piece is 25% or more.
  • the total light transmittance is a value measured according to JIS K 7105.
  • a polypropylene resin having a total light transmittance of less than 25% measured with a 1 mm thick test piece is a conventional block copolymer polypropylene resin.
  • incident light is scattered, and light emitted from the colorant is reduced.
  • the total light transmittance is preferably 30% or more, more preferably 35% or more. If the total light transmittance is 30% or more, sufficient color developability as a molded product can be obtained.
  • the melting peak temperature (Tmp) is 140 ° C. or higher.
  • the melting peak temperature (Tmp) is a value obtained by increasing the temperature from room temperature at a rate of 10 ° C./min using a differential scanning calorimeter (DSC) in accordance with JIS K 7121.
  • a high MFR polypropylene matrix is finely dispersed with an ethylene / ⁇ -olefin copolymer rubber as a dispersed phase.
  • a resin that is dispersed or dispersed in a stretched state may be used.
  • the content of the polypropylene resin in the colored resin composition is in the range of 90 to 99.9% by mass when the total of the polypropylene resin and the colorant is 100% by mass, and 97 to 99.8% by mass. A range is preferable.
  • the content of the polypropylene resin is less than 90% by mass, the impact resistance is impaired, and when it exceeds 99.9% by mass, the content of the colorant is decreased, so that coloring is insufficient.
  • the colorant contained in the colored resin composition changes the color of the polypropylene resin, and examples thereof include a color pigment, a pearl pigment, and metal powder.
  • examples of the color pigment include carbon black and iron black as black colorants; titanium oxide, zinc white, lithbon, lead white as white colorants; bitumen, ultramarine blue, cobalt blue, and phthalocyanine blue as blue colorants.
  • Indanthrene Blue RS First Sky Blue Lake, Alkaline Blue Lake, Victoria Blue Lake; red colorant, petal, lead charcoal, molybdenum red, cadmium red, lake red C, lake red D, brilliant carmine 6B, Resor Red, Permanent Red 4R, Watching Red, Thioindigo Red, Alizarin Red, Quinacridone Red, Rhodamine Lake, Orange Lake, Benzimidazolone Red, Pyrazolone Red, Condensed Azo Red, Perylene Red, Permanent Car FB, quinacridone magenta; yellow colorants such as yellow lead, cadmium yellow, titanium yellow, iron yellow, isoindolinone yellow, benzidine yellow, first yellow, flavonthrone yellow, naphthol yellow, quinoline yellow, benzimidazolone yellow, HR yellow, condensed azo yellow; as green colorant, chrome green, chromium oxide, guine green, spinel green, phthalocyanine green, pigment green B, naphthol
  • pearl-like pigments include natural or synthetic mica, pearl mica in which natural or synthetic mica is coated with a metal oxide such as titanium oxide and iron oxide, and the thickness of the film layer of the metal oxide is changed.
  • examples include interference mica that uses the difference in refractive index and interference of reflected light for color development, colored mica coated with a colored oxide such as iron oxide, and glass flakes.
  • the metal powder include aluminum powder, copper powder, zinc powder, Fronz powder, and stainless steel powder.
  • the content of the colorant in the colored resin composition is in the range of 0.1 to 10% by mass and the range of 0.2 to 3% by mass when the total of the polypropylene resin and the colorant is 100% by mass. It is preferable that When the content of the colorant is less than 0.1% by mass, the content of the colorant is decreased, so that coloring is insufficient. When the content exceeds 10% by mass, mechanical properties are impaired.
  • the colored resin composition of the present invention may contain, for example, other thermoplastic resins as optional components.
  • other thermoplastic resins include ethylene or ⁇ -olefin homopolymers, ethylene or ⁇ -olefin copolymers having 3 to 10 carbon atoms, mixtures thereof, polyamides, polycarbonates, polyphenylene oxides, petroleum resins, and the like. Can be mentioned.
  • ethylene or ⁇ -olefin homopolymers include high-density polyethylene, low-density polyethylene, polypropylene, poly-1-butene, poly-1-pentene, poly-1-hexene, and poly (3-methyl-1-pentene.
  • Polystyrene Poly (3-methyl-1-butene), poly (4-methyl-1-pentene), poly-1-hexene, poly-1-heptene, poly-1-octene, poly-1-decene, polystyrene Can be mentioned.
  • the content of other thermoplastic resins in the colored resin composition is preferably 10% by mass or less, more preferably 5% by mass or less, based on 100% by mass of the entire colored resin composition. If content of another thermoplastic resin is 10 mass% or less, the impact resistance of a colored resin composition and the fall of a moldability can be prevented. When the colored resin composition contains another thermoplastic resin, the lower limit of the content is preferably 1% by mass or more.
  • the colored resin composition of the present invention may contain a known inorganic filler as an optional component.
  • the inorganic filler include natural silicic acid or silicate such as talc, kaolinite, calcined clay, virophilite, serinite, and wollastonite; carbonates such as precipitated calcium carbonate, heavy calcium carbonate, and magnesium carbonate; water Hydroxides such as aluminum oxide and magnesium hydroxide; oxides such as zinc oxide and magnesium oxide; and powder fillers such as hydrous calcium silicate, hydrous aluminum silicate, hydrous silicic acid, anhydrous silicic acid and the like synthetic silicate or silicate, Flaky filler such as mica; basic magnesium sulfate whisker, calcium titanate whisker, aluminum borate whisker, sepiolite, PMF (Processed Mineral Filler), zonotlite, potassium titanate, and elastadite Which fibrous filler; and can be used Garasubarun, balloon-like fillers such as fly ash balloon and the like.
  • These inorganic fillers may be used alone or in combination of two or more. Moreover, these inorganic fillers may be untreated or may be surface-treated in advance. Examples of the surface treatment method include a chemical or physical method using a surface treatment agent such as a silane coupling agent, a higher fatty acid, a fatty acid metal salt, an unsaturated organic acid, an organic titanate, or polyethylene glycol.
  • a surface treatment agent such as a silane coupling agent, a higher fatty acid, a fatty acid metal salt, an unsaturated organic acid, an organic titanate, or polyethylene glycol.
  • the content of the inorganic filler in the colored resin composition is preferably 30% by mass or less, more preferably 20% by mass or less when the entire colored resin composition is 100% by mass. If content of an inorganic filler is 30 mass% or less, the impact resistance of a colored resin composition and the fall of a moldability can be prevented.
  • the lower limit of the content when the colored resin composition contains an inorganic filler is preferably 1% by mass or more.
  • the colored resin composition of the present invention includes, as optional components, for example, an antioxidant, a hydrochloric acid absorbent, a heat stabilizer, a light stabilizer, an ultraviolet absorber, an internal lubricant, an external lubricant, an antistatic agent, a flame retardant, You may contain additives, such as a dispersing agent, copper damage prevention agent, a neutralizing agent, a plasticizer, a foaming agent, a foam
  • additives such as a dispersing agent, copper damage prevention agent, a neutralizing agent, a plasticizer, a foaming agent, a foam
  • the colored resin composition of the present invention is produced by mixing a polypropylene resin and a colorant, if necessary, with other thermoplastic resins and additives.
  • the colorant is preferably made into a master batch and mixed with a polypropylene resin in a later step.
  • the master batch is produced by blending a diluent resin with a colorant.
  • the dilution resin include the other thermoplastic resins.
  • the mixing method include a method of dry blending using a mixer such as a Henschel mixer, a tumbler and a ribbon mixer, and a method of mixing while melting using a mixer such as an extrusion mixer, a kneader and a Banbury.
  • the melting temperature is preferably in the range of 160 to 350 ° C., more preferably in the range of 170 to 260 ° C., and still more preferably in the range of 190 to 230 ° C.
  • the polypropylene resin is contained as a main component. Regardless, it has excellent impact resistance and color development.
  • the colored resin composition is particularly excellent in color developability when colored in black, white, brown, or gray with a colorant.
  • blending a pearl tone pigment as a coloring agent is exhibited notably.
  • the reason why the color developability is excellent is not clear, but it is presumed that the reaction blend type polypropylene has little scattering of incident light on the rubber and light emitted from the colorant easily reaches.
  • the said colored resin composition is excellent in fluidity
  • Such a colored resin composition can be suitably used as an alternative material for ABS resin and polycarbonate.
  • the molded body of the present invention is obtained by molding the colored resin composition.
  • the molding method of the colored resin composition is not particularly limited, and for example, an injection molding method, an extrusion molding method, a compression molding method, a hollow molding method, and the like can be applied. Further, after forming into a sheet shape using an extruder, the sheet may be formed into a desired shape by a secondary processing method such as a vacuum forming method or a pressure forming method. Since the colored resin composition is suitable for the injection molding method, the injection molding method is preferable among the molding methods.
  • the molded body of the present invention can be applied to various fields, and is particularly suitable for, for example, a housing for home appliances and an exterior part for stationery.
  • Example 1 Polypropylene resin (reaction blend type polypropylene, Cylell EC348P manufactured by Lion Delbacell) and black colorant masterbatch (manufactured by Tokyo Ink; 9AK028 BLACK) or pearl pigment masterbatch (manufactured by Tokyo Ink; 1AK298 PEARL)
  • the colorant content was blended so as to be 5% by mass when the total of the polypropylene resin and the colorant was 100% by mass.
  • the resulting mixture was melt kneaded at 230 ° C. using an extruder to obtain a colored resin composition.
  • Example 2 A colored resin composition was obtained in the same manner as in Example 1 except that the polypropylene-based resin was changed to a reaction blend type polypropylene (Cylell EC440P manufactured by Lion Delbacell).
  • Example 3 A colored resin composition was obtained in the same manner as in Example 1 except that the polypropylene resin was changed to a reaction blend type polypropylene (Cylell EC340Q manufactured by Lion Delbacell).
  • Example 4 A colored resin composition was obtained in the same manner as in Example 1 except that the polypropylene resin was changed to a reaction blend type polypropylene (Crylell EC440R manufactured by Lion Delbacell).
  • Example 5 A colored resin composition was obtained in the same manner as in Example 1 except that the polypropylene resin was changed to a reaction blend type polypropylene (Crylell EC140R manufactured by Lion Delbacell).
  • Example 6 A colored resin composition was obtained in the same manner as in Example 1 except that the polypropylene resin was changed to a reaction blend type polypropylene (Qualar CM646V manufactured by Sun Allomer Co., Ltd.).
  • Example 7 A colored resin composition was obtained in the same manner as in Example 1 except that the polypropylene resin was changed to a reaction blend type polypropylene (Qualar PP2228 manufactured by Sun Allomer Co., Ltd.).
  • Example 8 A colored resin composition was obtained in the same manner as in Example 1 except that the polypropylene resin was changed to a reaction blend type polypropylene (Quareal CMA70V manufactured by Sun Allomer Co., Ltd.).
  • Example 9 A colored resin composition was obtained in the same manner as in Example 1 except that the polypropylene resin was changed to the reaction blend type polypropylene prototype 1 shown in Table 1.
  • Example 10 A colored resin composition was obtained in the same manner as in Example 1 except that the polypropylene resin was changed to the reaction blend type polypropylene prototype 2 shown in Table 1.
  • Example 1 A colored resin composition was obtained in the same manner as in Example 1 except that the polypropylene resin was changed to random copolymer polypropylene (PM731V manufactured by Sun Allomer Co., Ltd.).
  • Example 2 A colored resin composition was obtained in the same manner as in Example 1 except that the polypropylene resin was changed to random copolymer polypropylene (PM931V manufactured by Sun Allomer Co., Ltd.).
  • Example 3 A colored resin composition was obtained in the same manner as in Example 1 except that the polypropylene resin was changed to a random copolymer polypropylene (PM741R manufactured by Sun Allomer Co., Ltd.).
  • Example 4 A colored resin composition was obtained in the same manner as in Example 1 except that the polypropylene resin was changed to block copolymerized polypropylene (PM580X manufactured by Sun Allomer Co., Ltd.).
  • Example 5 A colored resin composition was obtained in the same manner as in Example 1 except that the polypropylene resin was changed to a block copolymer type polypropylene (PM771M manufactured by Sun Allomer Co., Ltd.).
  • Example 6 A colored resin composition was obtained in the same manner as in Example 1 except that the polypropylene resin was changed to block copolymer polypropylene (PM972Z manufactured by Sun Allomer Co., Ltd.).
  • MFR MFR was measured under the conditions of temperature: 230 ° C. and load: 21.6 N in accordance with JIS K 7210.
  • Low temperature embrittlement temperature The colored resin composition was injection molded (molding temperature: 230 ° C., molding machine: FANUC100B) to produce a molded product having a width of 130 mm ⁇ length of 130 mm ⁇ thickness of 2.0 mm.
  • the low temperature embrittlement temperature was measured in accordance with JIS K 7216 using a test piece having a width of 6.0 mm, a thickness of 2.0 mm and a length of 38 mm punched out from the molded product in the flow direction.
  • Total light transmittance The total light transmittance is obtained by injection molding a colored resin composition (molding temperature: 230 ° C., molding machine: FANUC100B) to produce a molded product having a width of 70 mm ⁇ a length of 150 mm ⁇ a thickness of 1.0 mm. Used and measured according to JIS K 7105.
  • MFR and low temperature embrittlement temperature were measured, and fluidity
  • the evaluation results are shown in Table 2.
  • the measuring method of MFR and low temperature embrittlement temperature is the same as the measuring method of MFR and low temperature embrittlement temperature of polypropylene resin.
  • the color developability was evaluated by the following method. [Color development] A colored resin composition is injection-molded (molding temperature: 230 ° C., molding machine: FANUC100B) to produce a molded product having a width of 70 mm ⁇ length of 150 mm ⁇ thickness of 1.0 mm, and having a 60 ° specular gloss according to JIS7105. It was measured.
  • the black or pearl color was evaluated in three stages based on a color obtained by coloring a random copolymer polypropylene material.
  • O Random copolymer type polypropylene equivalent or better
  • X Inferior to random copolymer type polypropylene
  • ⁇ Intermediate between O and X.
  • the product was excellent in all of moldability, impact resistance and color development.
  • the colored resin compositions of Comparative Examples 1 and 2 using a random copolymer type polypropylene resin having a low temperature embrittlement temperature of 0 ° C. or higher had low impact resistance.
  • the colored resin composition of Comparative Example 3 having a low-temperature embrittlement temperature of 0 ° C. or lower had a low melting peak temperature (heat resistance).
  • the colored resin compositions of Comparative Examples 4, 5, and 6 using a block copolymer type polypropylene resin having a total light transmittance of less than 25% had low color developability.
  • the colored resin composition of Example 5 is excellent in color developability.
  • 1A is a colored resin composition of Comparative Example 6, FIG.
  • 1B is a colored resin composition of Example 5, the horizontal axis of the graph is coordinates passing through the position irradiated with laser light, and the vertical axis is scattered light. Of strength.
  • the coordinates irradiated with the laser light are about 280 pixels.
  • the colored resin composition molded body of Example 5 had a scattered light intensity lower than that of the colored resin composition molded body of Comparative Example 6. That is, in the molded body of the colored resin composition of Example 5, the jetness is high because the amount of light reaching the eyes is small.
  • strength of the laser beam of the film-form molded object of the colored resin composition of the comparative example 6 and Example 5 containing a pearl tone pigment was measured.
  • the scattered light intensity of the laser beam of the polypropylene resin used in Comparative Example 6 in which no colorant was blended and the polypropylene resin used in Example 5 was measured.
  • the scattered light intensity of the laser light of the film-shaped molded article not containing the pearl-like pigment was subtracted from the scattered light intensity of the laser-shaped molded article containing the pearl-colored pigment.
  • FIGS. 2A and 2B shows the results obtained from the colored resin composition of Comparative Example 6
  • FIG. 2B shows the results obtained from the colored resin composition of Example 5.
  • the graphs of FIG. 2A and FIG. 2B show the intensity of scattered light based on the pearl pigment, and the stronger the scattered light intensity, the greater the effect of the pearl tone.
  • the colored resin composition molded body of Example 5 has a scattered light intensity stronger than that of the colored resin composition molded body of Comparative Example 6, and a pearl-like effect appears greatly. It was.
  • the conventional polypropylene block copolymer contains ethylene / propylene rubber particles, but the composition of the rubber is away from homopolypropylene, so the refractive index is also away, and the shape of the rubber particles is spherical. Close to. Therefore, as shown in FIG. 3A, the incident light is scattered by the rubber particles G, and looks whitish due to the scattered light. Therefore, it seems that jet blackness becomes insufficient when black is colored. In the conventional polypropylene block copolymer, the light incident on the pearl pigment P and the light scattered from the pigment are blocked by the rubber particles G, and are not easily observed as scattered light.
  • the colored resin composition of the present invention and a molded product formed therefrom are excellent in both impact resistance and color developability despite containing a polypropylene resin as a main component.
  • black coloring can sufficiently increase jet blackness, so that so-called piano black color can be obtained, and pearl coloring can provide vivid gloss.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
PCT/JP2010/072129 2009-12-09 2010-12-09 着色樹脂組成物および成形体 WO2011071110A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010800554854A CN102666712A (zh) 2009-12-09 2010-12-09 着色树脂组合物及成型体

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2009-279562 2009-12-09
JP2009279562 2009-12-09
JP2010270702A JP5770996B2 (ja) 2009-12-09 2010-12-03 着色樹脂組成物および成形体
JP2010-270702 2010-12-03

Publications (1)

Publication Number Publication Date
WO2011071110A1 true WO2011071110A1 (ja) 2011-06-16

Family

ID=44145655

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2010/072129 WO2011071110A1 (ja) 2009-12-09 2010-12-09 着色樹脂組成物および成形体

Country Status (4)

Country Link
JP (1) JP5770996B2 (zh)
KR (1) KR20120105466A (zh)
CN (1) CN102666712A (zh)
WO (1) WO2011071110A1 (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5751539B2 (ja) * 2010-12-15 2015-07-22 サンアロマー株式会社 射出成形用透明ポリプロピレン樹脂組成物および成形品
JP6094847B2 (ja) * 2010-12-15 2017-03-15 サンアロマー株式会社 射出成形用ポリプロピレン樹脂組成物、成形品、容器および蓋
WO2019039839A2 (ko) 2017-08-22 2019-02-28 주식회사 엘지화학 플라스틱 수지의 사출 물성 평가 방법 및 사출 성형용 폴리에틸렌 수지
JP7114361B2 (ja) 2018-06-19 2022-08-08 サンアロマー株式会社 ポリプロピレン組成物および成形品
JP7249126B2 (ja) 2018-10-18 2023-03-30 サンアロマー株式会社 ポリプロピレン組成物および成形品

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08239549A (ja) * 1995-03-01 1996-09-17 Toyoda Gosei Co Ltd 高光沢・高耐衝撃性樹脂組成物及び樹脂成形体
JP2000072950A (ja) * 1998-09-02 2000-03-07 Chisso Corp 高発色性ポリプロピレン系組成物
JP2004027217A (ja) * 2002-05-10 2004-01-29 Sunallomer Ltd ポリプロピレン樹脂組成物
JP2004083608A (ja) * 2002-08-22 2004-03-18 Mitsui Chemicals Inc 自動車部品用樹脂組成物
JP2005530900A (ja) * 2002-06-26 2005-10-13 バセル　ポリオレフィン　イタリア　エス．ピー．エー． 耐衝撃性ポリオレフィン組成物
JP2005530901A (ja) * 2002-06-26 2005-10-13 バセル　ポリオレフィン　イタリア　エス．ピー．エー． 耐衝撃性ポリオレフィン組成物
JP2009138113A (ja) * 2007-12-07 2009-06-25 Japan Polypropylene Corp プロピレン系共重合体組成物

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08239549A (ja) * 1995-03-01 1996-09-17 Toyoda Gosei Co Ltd 高光沢・高耐衝撃性樹脂組成物及び樹脂成形体
JP2000072950A (ja) * 1998-09-02 2000-03-07 Chisso Corp 高発色性ポリプロピレン系組成物
JP2004027217A (ja) * 2002-05-10 2004-01-29 Sunallomer Ltd ポリプロピレン樹脂組成物
JP2005530900A (ja) * 2002-06-26 2005-10-13 バセル　ポリオレフィン　イタリア　エス．ピー．エー． 耐衝撃性ポリオレフィン組成物
JP2005530901A (ja) * 2002-06-26 2005-10-13 バセル　ポリオレフィン　イタリア　エス．ピー．エー． 耐衝撃性ポリオレフィン組成物
JP2004083608A (ja) * 2002-08-22 2004-03-18 Mitsui Chemicals Inc 自動車部品用樹脂組成物
JP2009138113A (ja) * 2007-12-07 2009-06-25 Japan Polypropylene Corp プロピレン系共重合体組成物

Also Published As

Publication number Publication date
JP2011140640A (ja) 2011-07-21
CN102666712A (zh) 2012-09-12
KR20120105466A (ko) 2012-09-25
JP5770996B2 (ja) 2015-08-26

Similar Documents

Publication Publication Date Title
JP5770996B2 (ja) 着色樹脂組成物および成形体
JP5478967B2 (ja) 樹脂硬化物が混在する合成樹脂製品粉砕物の再利用方法
JP5998581B2 (ja) 樹脂組成物
US20130172468A1 (en) Thermoplastic Resin Composition
JP5049695B2 (ja) プロピレン系重合体組成物
JP6213256B2 (ja) 樹脂組成物
JP4042120B2 (ja) 合成樹脂製品粉砕物の再利用方法
JP4895207B2 (ja) 合成樹脂製品粉砕物の再利用方法
JP4810121B2 (ja) ポリプロピレン樹脂組成物
JP2022092732A (ja) 着色樹脂組成物および成形体
JP5703202B2 (ja) 射出成形用ポリプロピレン系樹脂組成物及びそれからなる射出成形体
US6403691B1 (en) High-concentration talc masterbatch
JP4877569B2 (ja) 粒状有彩色樹脂組成物
JP7399183B2 (ja) 顔料を含むポリオレフィン系樹脂組成物、着色樹脂ペレット及びその製造方法
JP2006298981A (ja) 粒状白色樹脂組成物
JP5978512B2 (ja) 樹脂組成物
JP4492636B2 (ja) 樹脂硬化物が混在する合成樹脂製品粉砕物の再利用方法
JP4474938B2 (ja) 無機化合物樹脂分散体、成形ペレット及び成形品
JP5592675B2 (ja) パール調外観容器
JP2017039839A (ja) 樹脂組成物およびパール調成形体の製造方法
JP4752525B2 (ja) 樹脂組成物
JPWO2012124456A1 (ja) 樹脂組成物及びフィルム
WO2006112444A1 (ja) 粒状有彩色樹脂組成物
JP2017075209A (ja) ポリプロピレン系樹脂組成物、それを原料とする原着材料及びそれを原料とする成形体

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 201080055485.4

Country of ref document: CN

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

Ref document number: 10836030

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 20127014677

Country of ref document: KR

Kind code of ref document: A

WWE Wipo information: entry into national phase

Ref document number: 1201002661

Country of ref document: TH

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 10836030

Country of ref document: EP

Kind code of ref document: A1