摘要:
A carbon fiber-reinforced resin composition including (A) a polyolefin resin, (B) an acid-modified polyolefin resin and (C) modified carbon fibers of which the adhesion amount of an amino group-containing modified polylolefin resin is 0.2 to 5.0 mass %, wherein the mass ratio of (A):(B) is 0 to 99.5:100 to 0.5 and the mass ratio [(A)+(B)]:(C) is 40 to 97:60 to 3.
摘要:
Provided is a film for thermal sterilization packaging which is excellent in a total balance of characteristics such a transparency, an impact resistance, a heat sealing property, a blocking resistance, a heat resistance and the like.The film for thermal sterilization packaging according to the present invention is characterized by comprising: an outer layer containing a propylene/ethylene block copolymer (A) which has a melt flow rate (MFR; ASTM D1238, 230° C., load: 2.16 kg) in the range of 1 to 10 g/10 minutes and a melting point in the range of 150 to 170° C. measured by means of a differential scanning colorimeter. (DSC) and which is constituted from 90 to 80% by weight of a part (Dinsol) insoluble in n-decane at room temperature satisfying the specific requisites and 10 to 20% by weight of a part (Dsol) soluble in n-decane at room temperature satisfying the specific requisites and an intermediate layer or an outer layer containing a propylene/ethylene block copolymer (B) which is not the same as the above propylene/ethylene block copolymer (A).
摘要:
Extruded propylene-based resin foam according to the present invention is formed by extrusion-foaming a propylene-based resin, and the extruded propylene-based resin foam has a closed cell content of less than 40% and an expansion ratio of 10 or more. Since the extruded propylene-based resin foam has an open-cell structure in which a cell-broken state is formed at a desired level and has a high expansion ratio, each cell in the foam has a sound absorption performance, such that the extruded foam is excellent in sound absorption performance.
摘要:
A long fiber-reinforced resin composition including components (A), (B), and (C), the composition including 50 to 90 wt % of the component (A) and 10 to 50 wt % of the component (B) based on the total content of the components (A) and (B), the component (A) having a content of reinforcing fibers of 20 to 60 wt % based on the total content of the components (A) and (B).
摘要:
[Object] An object of the present invention is to provide a method for producing an olefin polymer, with which an olefin polymer having good particle properties can be produced in high activity, contamination inside the polymerization vessel, such as a vessel wall or an impeller, can be effectively prevented, and a long-term stable operation is achieved.[Means for Achieving the Object] A method for producing an olefin polymer according to the present invention is characterized by including (co)polymerizing at least one olefin selected from the group consisting of ethylene and α-olefins having 3 to 20 carbon atoms in a polymerization vessel in the presence of (A) a solid catalyst component for olefin polymerization, (B) an aliphatic amide, and (C) an organoaluminum compound.
摘要:
A polypropylene for a film capacitor or a polypropylene sheet for a film capacitor which exhibits excellent stretchability when stretched into a film and provides a film having high breakdown voltage and small thermal shrinkage ratio, and which is suitable for a polypropylene film for a film capacitor and a film capacitor comprising the film.The polypropylene for a film capacitor of the present invention is obtained by irradiating a propylene homopolymer with a radiation with an absorbed dose of 0.1 to 500 kGy, the propylene homopolymer having (1) a melt flow rate (MFR) within a range of 1 to 10 g/10 min as determined at 230° C. under a load of 2.16 kg in accordance with ASTM D1238, (2) an isotactic pentad fraction (mmmm fraction) of not less than 94% as determined using 13C-NMR, (3) an ash amount of not more than 30 ppm as obtained by completely burning the propylene homopolymer in air, and (4) a chlorine amount of not more than 10 ppm as determined by ion chromatography.
摘要:
An ethylene-based resin satisfying simultaneously the following requirements [a] to [c] is excellent in strength and moldability and is suitably used for a blow molded article (a hollow molded article). [a] The environmental stress cracking resistance (ESCR), T, at 50° C. is 500 hours or more in the case of a flexural modulus of 1000 MPa to 1500 MPa and is 100 hours or more in the case of a flexural modulus of 1500 MPa to 2000 MPa, as measured according to ASTM-D-1693, [b] the melt tension at 190° C. is 50 (mN) or more and [c] the melt breaking drawing rate is 90 (m/min) or less.
摘要:
Polypropylene resin compositions are suited for injection molding and are capable of giving molded articles having excellent mechanical properties, reduced tendency to cause flow marks or weld marks, low gloss, and superior scratch resistance. A polypropylene resin composition includes: an amount of a resin composition (F) including a polypropylene (A), an ethylene-α-olef in copolymer or an ethylene-α-olefin-diene copolymer (B-I) having MFR of less than 0.4 g/10 min, an ethylene-α-olefin copolymer (B-2) having MFR of 0.5 to less than 20 g/10 min, and an inorganic filler (C); and specific amounts relative to the resin composition (F) of a modified polypropylene (D) and a surface modifier (E).
摘要:
There is provided a resin composition for a fuel cell member which givens only a small amount of eluting ions. A resin composition for a fuel cell member is formed to include 60 to 85 wt % of the following polypropylene and 40 to 15 wt % of the following talc: (1) polypropylene that is homopolypropylene, blockpolypropylene or a blend of homopolypropylene and blockpolypropylene, and has a melt flow rate of 2 to 40 g/10 min.; (2) talc that has a whiteness degree of 96% or more, and an average particle diameter of 4 to 10 μm.
摘要:
Polypropylene resins of the present invention give blow molded containers excellent in transparency, impact resistance and flexibility. Stretch blow molded containers obtained from the polypropylene resins enable volume reduction and weight reduction. A polypropylene resin includes a random polypropylene (P1) having MFR (ASTM D 1238, 230° C., 2.16 kg load) of 0.5 to 100 g/10 min and an ethylene content of 3.0 wt % to less than 7.0 wt %, (i) the resin containing the random polypropylene (P1) at not less than 80 wt %, (ii) the resin showing a broad DSC melting curve which has a single melting point peak and in which the maximum intensity peak temperature (Tm) is not more than 120° C. and the half-value width on a higher temperature side from the maximum intensity peak is not less than 20° C.
摘要翻译:本发明的聚丙烯树脂具有透明性,耐冲击性和柔软性优异的吹塑容器。 由聚丙烯树脂获得的拉伸吹塑容器可实现体积减小和减轻重量。 聚丙烯树脂包括MFR(ASTM D 1238,230℃,2.16kg负荷)为0.5-100g / 10min和乙烯含量为3.0wt%至小于7.0wt%的无规聚丙烯(P1)( i)含有不少于80重量%的无规聚丙烯(P1)的树脂,(ii)具有单一熔点峰值且其中最大强度峰值温度(Tm)不是的单一熔点峰值的宽DSC熔解曲线的树脂 超过120℃,最高强度峰值的较高温度侧的半值宽度不小于20℃。