Manufacturing method of prefrom for composite material of automobile
AssigneeHyundai Motor Company
InventorJun-Su Kim
Life of this patent
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Abstract
The present invention relates to a manufacturing method of preform for composite material of automobile, in particular, to an economical and easy mass-production manufacturing method of preform including the steps of manufacturing a wet sheet by pouring a suspension prepared by adding inorganic binder, organic binder and cohesion agent to reinforced fiber, into vacuum suction equipment, and forming the sheet into a cylindrical shape with cylindrical press and deforming the sheet form before drying.
Claims5
A method of manufacturing a cylindrical composite material preform comprising, forming a wet sheet by pouring a suspension prepared by adding 1 to 5 weight part of inorganic binder, 0.2 to 7 weight part of organic binder, 0.02 to 5 weight part of cohesion agent, and 100 weight part of fiber to distilled water into vacuum suction equipment, vacuum forming said suspension into a sheet of composite material, removing said sheet from said vacuum suction equipment, wrapping said sheet around a core, placing said sheet into a cylindrical press, and deforming the sheet into a cylindrical form before drying.
Dependencies are inferred from the claim text.