摘要:
The combination of one or more phosphorus-containing flame retardant compounds as described herein with at least one brominated flame retardant compound provides an effective flame retardant additive for thermoplastic polymers without requiring the use of antimony trioxide. Flame retardant thermoplastic compositions are therefore provided containing at least one thermoplastic polymer, at least one brominated flame retardant, and at least one phosphorus-containing flame retardant as described herein. The compositions are useful for a wide range of applications, such as for electrical and electronic applications.
摘要:
The invention relates to a fluorinated copolymer including: one or more polymer chains including vinyl fluoride and tetrafluropropene units, and one or more terminal functional groups comprising at least one alcohol, acetate, vinyl, azide, amine, carboxylic acid, (meth)acrylate, expoxide, cyclocarbonate, alkoxysilane, of vinyl ether function. The invention also relates to a method for preparing same.
摘要:
The invention relates to a powdery composition for use in the layer by layer manufacturing of three-dimensional molded bodies. The composition comprises at least one powder made of an aliphatic thermoplastic polyurethane (TPU) and is characterized in that the TPU powder has a melting temperature of less than 135° C. and a melting viscosity at 150° C. of at most 800 Pa·s.
摘要:
A phenol compound is represented by formula (1) (in formula (1), R1 and R2 each independently represent an alkyl group having 1 to 12 carbon atoms; A represents an alkylene group having 1 to 2 carbon atoms; X represents an alkylene group having 1 to 3 carbon atoms optionally containing a hydroxyl group; and Y represents a linear perfluoroalkyl group having 4 to 12 carbon atoms). The phenol compound is novel and has excellent affinity for a fluorine-containing polymer and a fluorine-containing solvent.
摘要:
The present invention is to provide a fluoroelastomer composition which can suppress generation of unvulcanized portions even when a quaternary phosphonium salt is used as a vulcanization accelerator. Specifically, the present invention is a fluoroelastomer composition containing a polyol-crosslinkable fluoroelastomer, a polyhydroxy aromatic compound, a quaternary phosphonium salt, a divalent metal oxide and/or divalent metal hydroxide and an antioxidant.
摘要:
Disclosed herein is a method of reducing the amount of antimony flame retardant compound in a flame retardant composition which comprises using a combination of an alkali metal carbonate with a brominated flame retardant compound in the composition, wherein the composition comprises: (a) a polyester; (b) a brominated flame retardant compound; (c) an antimony flame retardant compound; (d) an alkali metal carbonate; and optionally (e) glass fiber.Also disclosed are compositions prepared by such a method and articles derived therefrom.
摘要:
To provide an electric cable that can satisfy flame retardancy and battery fluid resistance in the CHFUS region provided in ISO 6722 and also satisfy low-temperature resistance, wear resistance, and peelability by using a halogen-containing flame retardant. An electric cable in which a coat layer is formed of a non-crosslinked resin composition that includes (A) 40 to 84 parts by mass of a polypropylene homopolymer, (B) 1 to 10 parts by mass of a polypropylene-based modified resin, (C) 10 to 30 parts by mass of a polyolefin-based copolymer, and (D) 5 to 20 parts by mass of an olefin-based elastomer and further includes 1 to 45 parts by mass of a metal hydroxide and 10 to 80 parts by mass of a halogen-containing flame retardant based on 100 parts by mass of the resins (A), (B), (C), and (D) in total.
摘要:
The object of the present invention is to provide a thermoplastic polymer composition which is flexible and capable of melt-molding and has excellent heat resistance, chemical resistance and oil resistance. Another object of the present invention is to provide a molded article, a laminated article, a hose for industrial use, a tube for industrial use, a fuel hose and a fuel tube comprising the thermoplastic polymer composition. Further object of the present invention is to provide a process for preparing a thermoplastic polymer composition. The thermoplastic polymer composition comprises a fluororesin (A) comprising a fluorine-containing ethylenic polymer (a) and a crosslinked fluororubber (B) in which at least a part of at least one kind of fluororubber (b) is crosslinked, and a weight ratio of the fluororesin (A) to the crosslinked fluororubber (B) is 85/15 to 40/60, a fuel permeation coefficient of a molded article obtained from the composition is not more than 40 g·mm/m2·day and a tensile modulus of elasticity of the molded article is not more than 400 MPa.
摘要翻译:本发明的目的是提供一种柔性且能够熔融模塑并且具有优异的耐热性,耐化学性和耐油性的热塑性聚合物组合物。 本发明的另一个目的是提供一种模制品,层压制品,工业用软管,工业用管,燃料软管和包含热塑性聚合物组合物的燃料管。 本发明的另一个目的是提供一种制备热塑性聚合物组合物的方法。 热塑性聚合物组合物包含含有含氟乙烯性聚合物(a)的氟树脂(A)和至少一种氟橡胶(b)的至少一部分交联的交联氟橡胶(B),重量比 的氟树脂(A)与交联氟橡胶(B)的摩尔比为85/15〜40/60,由组合物得到的成型品的燃料透过系数为40g·mm / m 2·天以下,拉伸弹性模量 成型体的弹性不大于400MPa。
摘要:
The invention concerns a silicone oil/cosolvent/active substance(s) system, characterised in that it comprises in solubilized form at least 25 wt. % relative to silicone weight of at least an active substance fat soluble and naturally non-soluble in said silicone.
摘要:
The present invention relates to 2,6-di-tert-butylphenols of the formula I in which R, A1 A2, Z1, Z2 m and n are as defined herein, and their use as stabilizers or antioxidants.