JP2003105087A5 - - Google Patents

Claims (6)

When the polyarylene sulfide resin is polymerized by reacting the polyhalogen aromatic compound and the sulfidizing agent in a polar organic solvent, the polar organic solvent is added in an amount of 3.2 to 5.5 mol per mol of the sulfidizing agent. there rows polymerized using performs polymerization in the presence of an alkali metal salt of an organic carboxylic acid, and the amount of the alkali metal salts of organic carboxylic acids, the sulfidizing agent per mole, 0.3 A method for producing a polyarylene sulfide resin for a film or fiber, comprising controlling to 0.6 mol, and adding 0.2 to 10 mol of water per mol of the sulfiding agent during the polymerization .   The polyarylene sulfide for film or fiber according to claim 1, wherein the polymerization is carried out using 3.5 to 5.5 mol of the polar solvent per mol of the sulfidizing agent. Manufacturing method. 3. The method for producing a polyarylene sulfide resin for a film or fiber according to claim 1, wherein the polyarylene sulfide resin obtained is washed with an organic solvent after the polymerization. A polyarylene sulfide resin for a film or a fiber, which is a polyarylene sulfide resin produced by the method according to any one of claims 1 to 3 , and has a temperature-falling crystallization temperature of 210 ° C or lower . Film characterized by being manufactured with claim 4, wherein the film or fiber for polyarylene sulfide resin. Fiber characterized in that it is manufactured by using a fourth aspect of the film or fiber for polyarylene sulfide resin.