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Fragrance containing fiber
   
Document Number
US Patent 6207274
Issued Date
March 27, 2001
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Abstract
Described is a fragrance-containing and fragrance-emitting polymeric fiber which optionally contains (i) at least one antimicrobial agent; and (ii) at least one compatible coloring material or color-forming material which is useful in the ascertainment of the exhaustion or substantial reduction of fragrance, produced by either (i) a processing comprising the steps of: (a) co-extruding fragrance and optionally (i) antimicrobial agent and/or (ii) at least one compatible coloring material or color-forming material which is useful for ascertainment of the exhaustion or substantial reduction of fragrance with a thermoplastic polymer to form an extrudate; (b) forming fragrance and (optionally (i) antimicrobial agent and/or (ii) at least one compatible coloring material or color-forming material which is useful for ascertainment of the exhaustion or substantial reduction of fragrance agent)-emitting particles which may or may not be foamed from the extrudate; and (c) extruding a fiber of from about 3 denier up to about 60 denier from the thus-formed particles; or (ii) a process comprising the steps of: (a) forming fragrance-emitting particles, foamed or not foamed, from a mixture of fragrance and thermoplastic polymer; and then (b) extruding a fiber of from about 3 denier up to about 60 denier from the thus-formed particles.
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Number of Claims:
2
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Published
March 27, 2001
Application Number
09/468,133
Filed
December 21, 1999
US Classification
428/364   428/372
Int'l Classification
D01F   1/10   (20060101)  
Examiner
Attorney/Law Firm
USPTO Field of Search
424/372   424/323   424/364  
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Description
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