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Application filed by Mitsui Chemicals IncfiledCriticalMitsui Chemicals Inc
Priority to MYPI9600744priorityCriticalpatent/MY132284A/en
Publication of MY132284ApublicationCriticalpatent/MY132284A/en
AN ELECTRET NONWOVEN FABRIC FILTER MATERIAL IS PREPARED BY PARTIALLY THERMO-COMPRESSION FUSION BONDING AN ELECTRET NONWOVEN FABRIC AND A SYNTHETIC FIBER NET BY MEANS OF AN EMBOSSING ROLL. THE BOSSES EACH HAVE AN AREA OF 0.05-5 MM2 AND OCCUPY 2-30OF A UNIT AREA. AN ELECTRET FILTER IS PREPARED BY FOLDING THE FILTER MATERIAL INTO A CORRUGATED FORM AND ATTACHING A SHAPE RETAINER THERETO.
MYPI96007441996-02-291996-02-29Electret nonwoven fabric filter material and method of making
MY132284A
(en)
Process for producing a hydrodynamically consolidated nonwovens, nonwoven fabric after this production and carrier nonwoven fabric after this production