WebA technology for polyphenylene sulfide and engineering plastics, which is applied in the field of high-strength flame-retardant polyphenylene sulfide engineering plastics and its preparation, can solve the problems of reduced impact resistance and heat resistance, general impact resistance and flame retardancy, The problem of high mechanical strength … WebEuropean Patent Office Prior art keywords microparticles pps polymer polyphenylene sulfide particle diameter Prior art date 2013-12-25 Legal status (The legal status is an …
US Patent Application for METHOD OF PRODUCING POLYARYLENE SULFIDE …
WebNov 14, 2024 · A polyphenylene sulfide resin composition including (a) 25% to 75% by weight of a base resin; (b) 0.1% to 10% by weight of a laser direct structuring (LDS) additive; (c) 0.1% to 5% by weight of a plating seed generation promoter; (d) 10% to 60% by weight of a glass fiber; and (e) 0% to 40% by weight of a mineral filler, based on a total weight of the … WebFeb 5, 2024 · Additionally, Patent Document 6 discloses a method of producing polyphenylene sulfide by reacting an alkali metal sulfide and a dihalo aromatic compound in an organic amide solvent. Furthermore, Patent Document 7 discloses a method of producing polyarylene sulfide by reacting a sulfiding agent and a dihalogenated aromatic compound … portrush united kingdom
US Patent for Polyphenylene sulfide composition and shaped …
WebDec 1, 2013 · Polyphenylene sulfide (PPS) is a versatile material that gives extruded and molded components the ability to meet exceptionally demanding criteria. This semicrystalline engineering thermoplastic has outstanding thermal stability, superior toughness, inherent flame resistance, and excellent chemical resistance. It also has high … Web[0022] EP 0 355 499 A2 discloses a process of preparing a polyphenylene sulfide resin. The process is based on the reaction of sodium bisulfide, p-dichlorobenzene, sodium 4-hydroxybutyrate, and N-methylpyrrolidone. [0023] US 3 919 177 A discloses a process of preparing a polyphenylene sulfide resin based on the reaction of sodium WebPatent US5070127A - Impact modified polyphenylene sulfide (US 5,070,127 A); Owner: Hoechst Celanese Corporation; Filed: 11/20/1990; Est. priority date: 07/07/1989; Status: … optum bank qualified medical expenses