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Method of making tobacco smoke filters from crimped thermoplastic tows

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1. THE METHOD OF MAKING TOBACCO SMOKE FILTERS FROM BUNDLES OF CONTINUOUS CRIMPED FILAMENTS FROM THE GROUP CONSISTING OF POLYOLEFIN AND REGENERATED CELLULOSE FILAMENTS WHICH ARE NOT SUSCEPTIBLE OF BONDING BY PLASTICIZATION WHICH COMPRISES SPREADING OUT A BUNDLE OF SEVERAL THOUSAND OF SAID FILAMENTS INTO A BAND, TREATING THE SPREADOUT FILAMENTS WITH A NONVOLATILE, NON-TACKY MONOMERIC LIQUID WHICH WILL AIR POLYMERIZE, SAID NON-TACKY LIQUID BEING COMPRISED OF AN ALLYL ETHER OF A POLYOL AND SAID LIQUID CONTAINING A METALLIC-OXIDATIVE POLYMERIZATION CATALYST, COMPACTING THE FILAMENTS, WRAPPING THE CIRCUMFERENCE OF THE COMPACTED FILAMENTS TO FORM A CONTINUOUS ROD-LIKE MEMBER, CUTTING THE ROD MEMBER INTO SEGMENTS AND HEAT CURING THE SEGMENTS UNTIL SAID LIQUID POLYMERIZES AND THEREBY BONDS THE FILAMENTS AT RANDOM ZONES OF CONTACT WITHIN THE SEGMENT.
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