Method for reducing organic solvents remaining in tris-(2,3-epoxypropyl)-isocyanurate crystals
AssigneeNissan Chemical Industries, Ltd.
InventorsHisao Ikeda, Yasuhiro Gunji, Motohiko Hidaka
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Abstract
A method for reducing organic solvents remaining in tris-(2,3-epoxypropyl)-isocyanurate crystals, which comprises pulverizing, as a material, crystal particles of tris-(2,3-epoxypropyl)-isocyanurate obtained by a recrystallization method, while evaporating a volatile component from the surface of the particles.
Claims23
A method for reducing the amount of volatile organic liquids remaining in tris-(2,3-epoxypropyl)-isocyanurate crystals, which comprises pulverizing crystal particles of tris-(2,3-epoxypropyl)-isocyanurate obtained by a recrystallization method, while evaporating a volatile component from the surface of the particles.
A method for reducing the amount of volatile organic liquids remaining in tris-(2,3-epoxypropyl)-isocyanurate crystals, which comprises pulverizing crystal particles of tris- (2,3-epoxypropyl)-isocyanurate obtained by a recrystallization method, while evaporating a volatile component from the surface of the particles, wherein the pulverization while evaporating a volatile component from the surface of the particles is carried out in a gas stream.
A method for reducing the amount of volatile organic liquids remaining in tris-(2,3-epoxypropyl)-isocyanurate crystals, which comprises pulverizing crystal particles of tris-(2,3-epoxypropyl)-isocyanurate obtained by a recrystallization method, while evaporating a volatile component from the surface of the particles, wherein the concentration of the remaining volatile organic liquids is at most 300 ppm.
Dependencies are inferred from the claim text.