摘要:
Means for Solving the ProblemsThe thermoplastic resin composition (X1) of the present invention comprises (A1), (B1), (C1), and optionally (D1) below: 1 to 90 wt % of an isotactic polypropylene (A1); 9 to 98 wt % of a propylene/ethylene/α-olefin copolymer (B1) containing 45 to 89 mol % of propylene-derived structural units, 10 to 25 mol % of ethylene-derived structural units, and optionally, 0 to 30 mol % of C4-C20α-olefin-derived structural units (a1); 1 to 80 wt % of a styrene-based elastomer (C1); and 0 to 70 wt % of an ethylene/α-olefin copolymer (D1) whose density is in the range of 0.850 to 0.910 g/cm3, wherein (A1)+(B1)+(C1)+(D1)=100 wt %.
摘要:
Means for Solving the ProblemsThe thermoplastic resin composition (X1) of the present invention comprises (A1), (B1), (C1), and optionally (D1) below: 1 to 90 wt % of an isotactic polypropylene (A1); 9 to 98 wt % of a propylene/ethylene/α-olefin copolymer (B1) containing 45 to 89 mol % of propylene-derived structural units, 10 to 25 mol % of ethylene-derived structural units, and optionally, 0 to 30 mol % of C4-C20 α-olefin-derived structural units (a1); 1 to 80 wt % of a styrene-based elastomer (C1); and 0 to 70 wt % of an ethylene/α-olefin copolymer (D1) whose density is in the range of 0.850 to 0.910 g/cm3, wherein (A1)+(B1)+(C1)+(D1)=100 wt %.
摘要:
The thermoplastic resin composition (Xi) of the present invention comprises (A1), (B1), (C1), and optionally (D1) below: 1 to 90 wt % of an isotactic polypropylene (A1); 9 to 98 wt % of a propylene/ethylene/α-olefin copolymer (B1) containing 45 to 89 mol% of propylene-derived structural units, 10 to 25 molt of ethylene-derived structural units, and optionally, 0 to 30 mol% of C4-C20 α-olefin-derived structural units (a1); 1 to 80 wt % of a styrene-based elastomer (C1); and 0 to 70 wt % of an ethylene/α-olefin copolymer (D1) whose density is in the range of 0.850 to 0.910 g/cm3, wherein (A1)+(B1)+(C1)+(D1)=100 wt %.
摘要:
The thermoplastic resin composition (X1) of the present invention comprises (A1), (B1), (C1), and optionally (D1) below: 1 to 90 wt % of an isotactic polypropylene (A1); 9 to 98 wt % of a propylene/ethylene/α-olefin copolymer (B1) containing 45 to 89 mol % of propylene-derived structural units, 10 to 25 mol % of ethylene-derived structural units, and optionally, 0 to 30 mol % of C4-C20 α-olefin-derived structural units (a1); 1 to 80 wt % of a styrene-based elastomer (C1); and 0 to 70 wt % of an ethylene/α-olefin copolymer (D1) whose density is in the range of 0.850 to 0.910 g/cm3, wherein (A1)+(B1)+(C1)+(D1)=100 wt %.
摘要:
Means for solving the problemsThe thermoplastic resin composition (X1) of the present invention comprises (A1), (B1), (C1), and optionally (D1) below: 1 to 90 wt % of an isotactic polypropylene (A1); 9 to 98 wt % of a propylene/ethylene/α-olefin copolymer (B1) containing 45 to 89 mol % of propylene-derived structural units, 10 to 25 mol % of ethylene-derived structural units, and optionally, 0 to 30 mol % of C4-C20 α-olefin-derived structural units (a1); 1 to 80 wt % of a styrene-based elastomer (C1); and 0 to 70 wt % of an ethylene/α-olefin copolymer (D1) whose density is in the range of 0.850 to 0.910 g/cm3, wherein (A1)+(B1)+(C1)+(D1)=100 wt %.
摘要:
Means for Solving the ProblemsThe thermoplastic resin composition (X1) of the present invention comprises (A1), (B1), (C1), and optionally (D1) below: 1 to 90 wt % of an isotactic polypropylene (A1); 9 to 98 wt % of a propylene/ethylene/α-olefin copolymer (B1) containing 45 to 89 mol % of propylene-derived structural units, 10 to 25 mol % of ethylene-derived structural units, and optionally, 0 to 30 mol % of C4-C20 α-olefin-derived structural units (a1); 1 to 80 wt % of a styrene-based elastomer (C1); and 0 to 70 wt % of an ethylene/α-olefin copolymer (D1) whose density is in the range of 0.850 to 0.910 g/cm3, wherein (A1)+(B1)+(C1)+(D1)=100 wt %.
摘要:
[Problems to be solved] The present invention provides a sealing sheet that can be used instead of the sealing sheet made from the conventionally widely used EVA, which has good transparency, heat resistance and adhesiveness with a polypropylene resin, and good productivity. [Means to solve the problems] The sealing sheet (I) is made from a thermoplastic resin composition comprising 0 to 90 parts by weight of a propylene polymer (A) having a melting point, as measured by a differential scanning calorimeter, of 100° C. or higher, and 10 to 100 parts by weight of a propylene copolymer (B), wherein the copolymer is formed from propylene, and at least one olefin selected from the group consisting of ethylene and α-olefins having 4 to 10 carbon atoms, and the copolymer has a shore A hardness of 30 to 80 and has a melting point, as measured by a differential scanning calorimeter, of 100° C. or lower or has no melting point to be observed (with the total of (A) and (B) being 100 parts by weight), wherein the thermoplastic resin composition has a permanent compression set, as measured at 23° C., of 5 to 35%, and a permanent compression set, as measured at 70° C., of 50 to 70%.
摘要:
It is an object of the present invention to provide adhesive compositions having excellent flexibility, rubber elasticity, mechanical properties, heat resistance and low-temperature properties.An adhesive composition of the invention includes 10 to 70 parts by weight of a soft polypropylene resin composition (X) which includes 40 to 98 wt % of a propylene copolymer (A) satisfying the following requirements (A1) to (A8) and 2 to 60 wt % of a crystalline isotactic polypropylene (B) satisfying the following requirements (B1) to (B3), and 30 to 90 parts by weight of a tackifier (C) (wherein the total of the component (X) and the component (C) is 100 parts by weight), wherein (A1) Shore A hardness: 20 to 90; (A2) the copolymer comprises a copolymer with C3 units at 51 to 90 mol %, C2 units at 7 to 24 mol % and C4-20 α-olefin units at 3 to 25 mol %; (A3) Mw/Mn: 1.2 to 3.5; (A4) mm: 85 to 99.9%; (A5) value B: 0.8 to 1.3; (A6) 2,1-insertion ratio: less than 1%; (A7) Tg: −10° C. to −50° C.; (A8) MFR (230° C.): 0.5 to 500 g/10 min; (B1) Tm: 100 to 175° C.; (B2) mmmm: 90 to 99.8%; (B3) MFR (230° C.): 0.1 to 100 g/10 min.
摘要:
[Problem] To provide a thermoplastic resin composition which is excellent in transparency and adhesion properties and hardly causes staining of an adherend after it is separated, a multilayer laminate using the composition, an article, and a method for protecting a surface of an article.[Means for solving problem] A thermoplastic resin composition (X) comprising the following components (A) to (C): (A) isotactic polypropylene containing not less than 90% by mol of propylene units, in an amount of 1 to 65% by weight, (B) a propylene copolymer which is a copolymer of propylene and at least one α-olefin of 2 to 20 carbon atoms (excluding propylene) and whose melting point, as measured by DSC, is lower than 65° C. or is not observed, in an amount of 30 to 94% by weight, and (C) a 1-butene-based polymer which is selected from the group consisting of a 1-butene homopolymer and a copolymer of 1-butene and an α-olefin of 2 to 20 carbon atoms (excluding 1-butene) (said copolymer containing not less than 16% by mol of 1-butene units) and whose melting point, as measured by DSC, is in the range of 65 to 135° C., in an amount of 5 to 60% by weight, the total amount of said components (A) to (C) being 100% by weight.
摘要:
[Object] To provide a resin composition with excellent mold releasability and blocking resistance.[Solution] A resin composition containing a 4-methyl-1-pentene polymer includes 0.01 to 10 parts by mass of a 4-methyl-1-pentene polymer (B) per 100 parts by mass of at least one resin (A) selected from the group consisting of thermoplastic resins and thermosetting resins, wherein the 4-methyl-1-pentene polymer (B) has (B1) an intrinsic viscosity [η] of 0.01 or more but less than 0.50 dl/g measured at 135° C. in a decalin solvent.
摘要翻译:提供具有优异的脱模性和抗粘连性的树脂组合物。 [解决方案]含有4-甲基-1-戊烯聚合物的树脂组合物,相对于所选择的至少一种树脂(A),相对于每100质量份的所述4-甲基-1-戊烯类聚合物(B),含有0.01〜10质量份的4-甲基-1-戊烯类聚合物 由热塑性树脂和热固性树脂组成的组合物,其中4-甲基-1-戊烯聚合物(B)的特性粘度[ηe]为135°时测得的0.01或更大但小于0.50dl / g C.在十氢化萘溶剂中。