The present invention relates to a printed circuit applied to copper clad laminates, primarily in the production of a composition bonding sheets and copper clad laminates, particularly refers to a halogen-free flame retardant epoxy resin composition, solids by weight, which according to the nitrogen-...
Epoxy formulations comprising a polyfunctional epoxy resin (e.g. at 10-60 wt %), a phenoxy resin (e.g. at 3-20 wt %), a fire retardant (e.g. at 3-20 wt %), a toughener (e.g. rubber, e.g. at 5-50 wt %)) and a curative system (e.g. at 1-15 wt %) are provided...
phenylene diamine, a tertiary amine and a reaction product of pyrophosphoric acid with epichlorohydrin.ALSO:A curable fire-retardant composition for the impregnation of fibrous materials comprises an epoxy resin, a phosphoric acid ester of the formulawhere X is the ester groupwhere R1 and R11 are ...
resinin a large proportion without increasing the viscosity of the resin. atpresent, china has a surface treatment of aluminum hydroxide products for sale,but the price is high, the use effect is not obvious, waiting for a stepimprovement. 316 functional flameretardants plasticized flame retardant...
The test samples of epoxy resin laminate with and without flame-retardant have been employed to investigate the effects of temperature on discharge energy ... B Du - 《Ieej Transactions on Fundamentals & Materials》 被引量: 0发表: 2002年 Analysis of the phenolic resin distribution in paper base...
Part of our Crestafire range, Crystic 1355PA is fire-retardant polyester resin with a Class 1 BS476 safety rating. It is a pre-accelerated, filled resin, designed for use in contact moulding applications. Due to the adverse effects pigments may have on the properties of this resin, it is...
product of pyrophosphoric acid with epichlorohydrin.ALSO:A curable fire-retardant composition for the impregnation of fibrous materials comprises an epoxy resin, a phosphoric acid ester of the formulawhere X is the ester groupwhere R1 and R11 are hydrogen or alkyl or cycloalkyl radicals or halogenat...
Fire retardant thermoplastic resin composition and electric wire comprising the same (as amended) Disclosed are a fire retardant thermoplastic resin composition suitable for preparing an electric wire, etc. by enhancing extrudability of a resin composition without hindering fire retardancy of the resin ...
PURPOSE: To provide a halogen-free fire-retardant resin composition which has a high fire retardancy, generates no toxic gas upon combustion and hence is excellent in safety, and also the fire-retardant resin composition which evolves no flame droplets during combustion. ;CONSTITUTION: The compositio...
PROBLEM TO BE SOLVED: To provide a fire retardant thermoplastic resin composition which can produce at a low cost, without addition of a halogen type fire retardant agent, a molded article and an electric wire which are excellent in a fire retarding property, an abrasion resistance, flexibility,...