PRODUCTION OF ARAMIDE FIBER GOOD IN MOISTURE-ABSORBED DIMENSIONAL STABILITY

Japanese Patent JP3450075

B2

PURPOSE: To obtain an aramide fiber improved in moisture-absorbed dimensional stability and high in strength and modulus.
CONSTITUTION: The characteristic of this method for producing an aramide fiber improved in the moisture-absorbed dimensional stability comprises impregnating an aramide fiber with a metal salt selected from the group consisting of lithium sulfate, sodium sulfate, potassium sulfate, lithium chloride, sodium chloride, potassium chloride, calcium chloride, copper (II) diacetate, copper (I) bromide, copper (II) dibromide, copper (I) chloride, copper (II) dichloride, copper (II) citrate, copper (I) cyanate, copper 4-cyclohexylbutyrate, ammonium copper (II) chloride, copper (II) diphosphate, copper (II) difluoride, copper (II) diformate, copper (II) digluconate, copper (II) dihydroxide, copper (I) diiodide, copper naphthenate, copper (II) dinitrate, copper (II) dioleate, copper (II) oxalate, copper (I) oxide, copper (II) oxide, copper (II) phosphate, copper (II) phthalate, potassium copper chloride, copper (I) rhodanate, copper (II) sulfate, basic copper (II) sulfate, copper (II) sulfide, copper (I) thiocyanate, copper perchlorate, copper tartrate, copper isophthalate, and copper stearate.

Hisashi Matsuki

JP635495A

September 22, 2003

January 19, 1995

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Teijin Limited

D06M11/00; D01F6/60; D01F6/90; D01F11/08; D06M11/13; D06M11/56; D06M101/00; D06M101/16; D06M101/30; D06M101/34; D06M101/36; (IPC1-7): D01F11/08; D01F6/90; D06M11/13; D06M11/56

JP8113706A
JP6397638A
JP8134233A
JP63145412A

Hideko Mihara

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