Abstract:
적어도 50.0 wt%의에틸렌함량, 0.1g/10분내지 100.0g/10분의용융지수, 및 0.935g/㎤내지 0.965g/㎤의밀도를갖는적어도 1종의에틸렌계폴리머를포함하는에틸렌성분 10 wt% 내지 86 wt%; 적어도 50.0 wt%의프로필렌함량, 및 0.5g/10분내지 200.0g/10분의용융유량을갖는적어도 1종의프로필렌계폴리머를포함하는프로필렌성분 10 wt% 내지 86 wt%; 적어도 80 wt%의옥텐함량을갖는적어도 1종의옥텐계폴리머를포함하는옥텐성분 2 wt% 내지 22 wt%; 및적어도에틸렌과알파-올레핀으로부터유래된, 결정성블록복합체및 지정된블록복합체의군으로부터선택된적어도하나를포함하는복합체성분 2 wt% 내지 20 wt%를포함하는조성물.
Abstract:
적어도 50.0 wt%의에틸렌함량, 0.1 g/10 min 내지 100.0 g/10 min의용융지수, 및 0.935 g/cm내지 0.965 g/cm의밀도를갖는적어도 1종의에틸렌계폴리머를포함하는, 10 wt% 내지 90 wt%의에틸렌성분; 적어도 50.0 wt%의프로필렌함량및 0.5 g/10 min 내지 200.0 g/10 min의용융유량을갖는적어도 1종의프로필렌계폴리머를포함하는, 10 wt% 내지 90 wt%의프로필렌성분; 및적어도에틸렌및 알파-올레핀으로부터유래된지정된블록복합체를포함하는, 1 wt% 내지 20 wt%의복합체성분을포함하는조성물.
Abstract:
The present disclosure is directed to a composition and articles containing the composition. The composition comprises a foam and a plurality of gel particles dispersed in the foam. The gel particles comprise an olefin block copolymer and an oil.
Abstract:
La presente invención se refiere a un cable flexible que comprende una envoltura de aislamiento reticulada elaborada a partir de una composición que comprende en porcentaje en peso con base en el peso de la composición; (A) 60-95% de un polímero de etileno de cristalinidad de menos de 40%; (B) 4 a menos de 40% de un polímero de propileno con un punto de fusión superior mayor que o igual a (=) 130°C; y (C) = 0.5% de peróxido; con la condición de que el polímero de etileno comprende ya sea una matriz continua dentro de la cual el polímero de propileno es dispersado o es co-continuo con el polímero de propileno. Los compatibilizadores son opcionales a la composición.
Abstract:
A power cable comprising: (A) a conductor, (B) an insulation layer, and (C) a semiconductor layer comprising in weight percent based on the weight of the semiconductor layer: (1) 49-98% of a crosslinked olefin block copolymer (OBC) having a density less than ( ) 1, and comprising in weight percent based on the weight of the OBC: (a) 35-80% soft segment that comprises 5-50 mole percent (mol%) of units derived from a monomer comprising 3 to 30 carbon atoms; and (b) 20-65% hard segment that comprises 0.2-3.5 mol% of units derived from a monomer comprising 3 to 30 carbon atoms; (2) 2-51 % conductive filler, the insulation layer and semiconductor layer in contact with one another, is degassed by a process comprising the step of exposing the cable to a temperature of at least 80°C for a period of time of at least 24 hours.
Abstract:
Una composición que comprende: (A) de 1% en peso a 10% en peso, basado en el peso total de la composición, de un interpolímero de etileno/α- olefina funcionalizado con grupo carboxilo que tiene (i) una densidad de 0,855 g/cm3 a 0,895 g/cm3; y (ii) una viscosidad en masa fundida, a 177°C, menor o igual a 50.000 mPa.s; y (B) de 45% en peso a 90% en peso, basado en el peso total de la composición, de un interpolímero a base de propileno que tiene (i) una densidad de 0,870 g/cm3 a 0,890 g/cm3; y (ii) una viscosidad en masa fundida, a 177°C, menor o igual a 50.000 mPa.s.
Abstract:
Semi-crystalline, thermoplastic polyolefin block copolymers comprising: (A) A first polyolefin A block comprising isotactic poly(1-butene) (iPB); (B) A polyolefin B block comprising an ethylene and/or alpha-olefin/1-butene copolymer or terpolymer; and (C) A second polyolefin A block comprising isotactic poly(1-butene) (iPB); the A and B blocks bonded to one another to form a block copolymer in which the first and second polyolefin A blocks are joined to and separated by the polyolefin B block. In one embodiment the polyolefin block copolymer is a BAB block copolymer.
Abstract:
The present disclosure provides a composition. In an embodiment a composition is provided and includes: (A) a carboxylic-functionalized ethylene/a-olefin interpolymer having (i) a density from 0.855 g/cc to 0.895 g/cc; and (ii) a melt viscosity, at 177°C, less than, or equal to, 50,000 mPa.s; and (B) a propylene-based interpolymer having (i) a density from 0.870 g/cc to 0.890 g/cc; and (ii) a melt viscosity, at 177°C, less than, or equal to, 50,000 mPa.s.
Abstract:
A hot melt adhesive composition includes (A) 10-95 wt % of a random or homogeneous propylene-based interpolymer having: (i) a comonomer content of at least one of C2 and C4-10 a-olefin of 7 wt % to 49 wt % based on the total weight of the propylene-based interpolymer, (ii) an MWD of 4 or less, (iii) a density of 0.90 g/cc or less, and (iv) a Brookfield viscosity of less than 50,000 centipoise, (B) 1-60 wt % of a crystalline block composite comprising: (1) a crystalline ethylene based polymer; (2) a crystalline alpha-olefin based polymer derived from at least one of a C3-10 a-olefin; and (3) a block copolymer comprising 10-90 wt % of a crystalline ethylene block comprising greater than 90 mol % units derived from ethylene and comprising 10-90 wt % of a crystalline alpha-olefin block comprising greater than 90 mol % units derived from at least one of a C3-10 a-olefin, (C) Optionally, from greater than zero to 70 wt % tackifier, and (D) Optionally, from greater than zero to 40 wt % of at least one selected from the group of a wax and an oil.
Abstract:
La presente invención se relaciona con componentes de cable óptico fabricados de una mezcla polimérica extrudida de polipropileno cristalino modificado con uno o más polímeros de modificación de impacto. Los polímeros de modificación de impacto se seleccionan de un interpolímero de multi-bloque de olefina, un compuesto de bloque de olefina y combinaciones de los mismos. Opcionalmente, la mezcla polimérica además puede comprender un elastómero diferente del polímero de modificación de impacto. La mezcla polimérica también puede contener uno o más aditivos. Los componentes del cable de fibra óptica pueden seleccionarse de tubos protectores, tubos centrales y tubos centrales ranurados.