SI23496B - Hygienic tampon with enhanced sliding ability of its outer surface and process for its production - Google Patents

Hygienic tampon with enhanced sliding ability of its outer surface and process for its production Download PDF

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Publication number
SI23496B
SI23496B SI201000333A SI201000333A SI23496B SI 23496 B SI23496 B SI 23496B SI 201000333 A SI201000333 A SI 201000333A SI 201000333 A SI201000333 A SI 201000333A SI 23496 B SI23496 B SI 23496B
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Slovenia
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tampon
fibers
envelope
thermoplastic
ribs
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SI201000333A
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Slovenian (sl)
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SI23496A (en
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Andrej Zabret
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Tosama Tovarna Sanitetnega Materiala D.D.
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Priority to SI201000333A priority Critical patent/SI23496B/en
Priority to PCT/SI2011/000015 priority patent/WO2012053986A1/en
Priority to EP11724474.9A priority patent/EP2629726B1/en
Publication of SI23496A publication Critical patent/SI23496A/en
Publication of SI23496B publication Critical patent/SI23496B/en

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Abstract

In order to enable easily inserting of a tampon by means of enhanced sliding ability of its outer surface area and without hindering other properties of such tampon, which is generally equipped with ribs (11", 12", 13", 14", 15", 16", 17", 18") and grooves (11', 12', 13', 14', 15', 16', 17', 18') on its outer surface, the step of smoothing is proposed in accordance with the present invention, where said tampon is equipped with a covering layer (2) containing thermoplastic fibers, and is then heated exclusively in the area of convex outer surfaces (110", 120", 130", 140", 150";160", 170", 180") of said ribs (11", 12", 13", 14", 15", 16", 17", 18") such that said fibers become plasticized, upon which the tampon is smoothed by means of exposing it to slight and uniform compression, which is acting radial inwards with respect to the tampon.

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Claims (2)

Higienski tampon z izboljšano drsnostjo na zunanji površini in postopek izdelave tovrstnega tampona SPREMENJENI PATENTNI ZAHTEVKIHygienic tampon with improved slip on the outer surface and the process of making this type of tampon MODIFIED PATENT REQUIREMENTS 1. Higienski tampon z izboljšano drsnostjo na zunanji površini, sestoječ iz vpojnega jedra (1) na osnovi dobro vpojnih naravnih ali umetnih vlaken in v bistvu neprekinjene in vsaj deloma iz po svoji površini vsaj približno enakomerno razporejenih termoplastičnih vlaken sestoječe ovojnice (2), s katero je po svojem celotnem obodu in praktično po svoji celotni zunanji površini obdano omenjeno vpojno jedro (1), pri čemer je tovrsten tampon po izbiri na enem svojem koncu zožen in zaključen z blago zaobljeno konico, na svojem nasprotnem koncu pa opremljen z vrvico za lažjo odstranitev tampona po uporabi, in pri čemer je tovrsten tampon nadalje zahvaljujoč stiskanju vsaj v radialni smeri na svoji površini opremljen z določenim številom običajno vsaj dveh do desetih v obodni smeri tampona med seboj enakomerno razmaknjenih radialnih žlebov (1Γ, 12', 13', 14', 15', 16', 17', 18'), ki potekajo med seboj vsaj približno vzporedno in vsaj približno v vzdolžni smeri tampona ali poševno pod določenim kotom glede na vzdolžno os tampona, tako daje med vsakokrat sosednjima žleboma (1Γ, 12', 13', 14', 15', 16', 17', 18') na voljo po eno rebro (11", 12", 13", 14", 15", 16", 17", 18") z blago ukrivljeno, konveksno zunanjo površino (110", 120", 130", 140", 150", 160", 170", 180"), tako da konveksne površine omenjenih reber tvorijo vsaj približno cilindrično zunanjo površino tampona, označen s tem, da je tampon z namenom zagotavljanja izboljšane drsnosti svoje zunanje površine oz. nižjega tornega koeficienta na njegovi zunanji površini glajen izključno v območju konveksnih zunanjih površin (110", 120", 130", 140", 150", 160", 170", 180") omenjenih reber (11", 12", 13", 14", 15", 16", 17", 18"), pri čemer ovojnica (2) tampona sestoji bodisi iz dvokomponentnih vlaken, pri katerih vsaj zunanja komponenta sestoji iz termoplastičnega gradiva, ali iz mešanice vlaken, od katerih vsaj določen delež predstavljajo termoplastična vlakna, in je v območju konveksnih zunanjih površin (110", 120", 130", 140", 150", 160", 170", 180") omenjenih reber (11", 12", 13", 14", 15", 16", 17", 18") na svoji zunanji površini glajena s segrevanjem termoplastičnih vlaken ali termoplastične komponente posameznih dvokomponentnih vlaken na temperaturo v območju plastifikacije termoplastičnega gradiva vlaken ob sočasnem zagotavljanju enakomernega blagega pritiska proti omenjeni zunanji površini ovojnice (2) tampona v radialni smeri le-tega s pomočjo pomikanja le-tega skozi konusni prehod (330) ustrezno ogrevane matrice (33), tako da se izključno konveksne zunanje površine (110", 120", 130", 140", 150", 160", 170", 180") omenjenih reber (11", 12", 13", 14", 15", 16", 17", 18") dovede v stik s površino omenjenega prehoda (330) v ogrevani matrici (33), in pri čemer ovojnica (2) sestoji iz vlaken z jedrom iz poliestra (PES) in ovojnico iz polietilena (PE) visoke gostote v razmeiju PE : PES = 34% : 66% do PE : PES = 50% : 50%, ali mešanice vlaken omenjene sestave, pri čemer specifična masa take dvokomponentne vlaknovine na površinsko enoto znaša 12 do 20 g/m2, prednostno pa približno 16 g/m2, sestojeČa ovojnica (2) v območju konveksnih zunanjih površin (110", 120", 130", 140", 150", 160", 170", 180") omenjenih reber (11", 12", 13", 14", 15", 16", 17", 18") glajena zahvaljujoč plastificiranju polietilenskih (PE) vlaken pri temperaturi od 120°C do 160°C, prednostno pa od 122°C do 148°C in sočasnemu podvrženju tako plastificiranih vlaken na zunanji površini ovojnice (2) blagemu in enakomernemu pritisku, ki glede na tampon deluje v smeri radialno navznoter.A hygienic tampon with an improved slip on an outer surface consisting of a absorbent core (1) based on well absorbent natural or artificial fibers and substantially continuous and at least partially spaced from the surface of at least approximately evenly thermoplastic fibers of the composite envelope (2), which is surrounded by said absorbent core (1) throughout its entire periphery and practically its entire outer surface, whereby this type of buffer is optionally closed at one end and finished with a slightly rounded tip, and on its opposite end it is provided with a cord for lightening removing the tampon after use, and wherein such a tampon is further provided with a compression at least in a radial direction on its surface with a predetermined number of typically at least two to ten in the peripheral direction of the tampon of radially spaced radial grooves of one another (1G, 12 ', 13', 14 ', 15', 16 ', 17', 18 ') extending at least approximately parallel to and at least approximately in the longitudinal direction of the tampon a (1, 12 ', 13', 14 ', 15', 16 ', 17', 18 ') are provided with one rib (11 ", 16', 17 ', 18') of the tampon, 12 ", 13", 14 ", 15", 16 ", 17", 18 ") with a slightly curved, convex outer surface (110", 120 ", 130", 140 ", 150", 160 ", 170" 180 "), so that the convex surfaces of said ribs form at least approximately cylindrical outer surface of the tampon, characterized in that the tampon is provided in order to provide an improved slipperiness of its outer surface, of the lower friction coefficient on its outer surface is eclipsed exclusively in the area of convex outer surfaces (110 ", 120", 130 ", 140", 150 ", 160", 170 ", 180") of said ribs (11 ", 12", 13 " , 14 ", 15", 16 ", 17", 18 "), wherein the pad cover (2) consists either of two-component fibers in which the at least the outer component consists of a thermoplastic material or a mixture of fibers of which at least a certain proportion (110 ", 140", 150 ", 160", 170 ", 180") of said ribs (11 ", 12", 13 ", 14" , 15 ", 16", 17 ", 18") is applied to the external surface by heating the thermoplastic fibers or the thermoplastic component of the individual bicomponent fibers to a temperature in the area of the plasticization of the thermoplastic material of fibers while simultaneously providing a uniform gentle pressure against said outer surface of the envelope (2) tampon in the radial direction of the tampon by moving it through a conical passage (330) of the respective heated matrix (33) such that the exclusively convex external surfaces (110 ", 120", 130 ", 140", 150 ", 160", 170 ", 180") of said ribs 12 ", 13", 14 ", 15", 16 ", 17", 18 ") are brought into contact with the surface of said passage (330) in the heated matrix (33), and wherein the envelope (2) consists of core fibers polyester (PE) and high density polyethylene (PE) envelope PE: PES = 34%: 66% to PE: PES = 50%: 50%, or mixtures of fibers of said composition, the specific mass of such bicomponent the surface unit is 12 to 20 g / m2, preferably about 16 g / m2, the envelope (2) is in the area of convex outer surfaces (110 ", 120", 130 ", 140", 150 ", 160", 170 " 180 ") of said ribs (11 ", 12", 13 ", 14", 15 ", 16", 17 ", 18") are irradiated due to the plastification of polyethylene (PE) fibers at a temperature of 120 ° C to 160 ° C, from 122 DEG C. to 148 DEG C. and simultaneously subjecting both the plasticized fibers to to the outer surface of the envelope (2) to a mild and uniform pressure which acts radially inward with respect to the buffer. 2. Postopek izdelave higienskega tampona z izboljšano drsnostjo na zunanji površini, obsegajoč korake priprave plasti netkane vlaknovine primerne debeline za izdelave vpojnega jedra (1), sestoječe iz naravnih ali sintetičnih vlaken ali kombinacije-le-teh; priprave plasti netkane vlaknovine primerne debeline za izdelavo ovojnice (2) tampona, pri kateri je sestava vlaken tako izbrana, da so vlakna bodisi dvokomponentna vlakna, kjer ena komponenta sestoji iz termoplastičnega gradiva, ali pa vsaj del vlaken predstavljajo termoplastična sintetična vlakna; razreza vlaknovine za pripravo vpojnega jedra (1) v trak (10) dolžini tampona prirejene širine in premeru oz. obsegu tampona prirejene dolžine; razreza vlaknovine za pripravo ovojnice (2) v trak (20) dolžini tampona prirejene širine in premeru oz. obsegu tampona prirejene dolžine; sestavljanja sklopa traku (10) za pripravo vpojnega jedra (1) in traku (20) za pripravo ovojnice (2) s polaganjem traku (20) za pripravo ovojnice (2) preko določenega območja traku (10) za pripravo vpojnega jedra (1), pri čemer ta korak po izbiri vključuje tudi vstavljanje vrvice za odstranjevanje tampona po uporabi le-tega na vsakokrat ustrezno mesto; navijanja traku (10) za pripravo vpojnega jedra (1) okoli prečne osi traku, s čimer se formira v bistvu cilindričen surovec (100), ki je po celomi zunanji površini ali vsaj po pretežnem delu svoje zunanje površine ovit s po obodu v neprekinjeno celoto spojenim trakom (20) za pripravo ovojnice (2), pri čemer je premer tako dobljenega surovca (100) prirejen pričakovanemu premeru oz. obsegu tampona, dolžina omenjenega surovca (100) pa je prirejena pričakovani dolžini tampona; radialnega stiskanja surovca (100) v ustreznem orodju s pomočjo primemo oblikovanih čeljusti (31, 32), s čimer se formira po izbiri na enem koncu z zoženo in blago zaokroženo konico zaključen, v splošnem pa vsaj približno cilindričen tampon, na katerega površini je vtisnjeno številu omenjenih čeljusti (31, 32) ustrezno število v obodni smeri tampona med seboj enakomerno razmaknjenih radialnih žlebov (1Γ, 12', 13', 14', 15', 16', 17', 18'), ki potekajo med seboj vsaj približno vzporedno in vsaj približno v vzdolžni smeri tampona ali poševno pod določenim kotom glede na vzdolžno os tampona, tako da je med vsakokrat sosednjima žleboma (1Γ, 12', 13', 14', 15', 16', 17', 18') na voljo po eno rebro (11", 12", 13", 14", 15", 16", 17", 18") z blago ukrivljeno, konveksno zunanjo površino (110", 120", 130", 140", 150", 160", 170", 180"), tako da konveksne površine omenjenih reber tvorijo vsaj približno cilindrično zunanjo površino tampona; in glajenja zunanje površine tampona izključno v območju konveksnih zunanjih površin (110", 120", 130", 140", 150", 160", 170", 180") reber (11", 12", 13", 14", 15", 16", 17", 18") s potiskanjem tako formiranega tampona skozi konusno notranjo površino matrice (33) v aksialni smeri le-te, s čimer se tako formiran tampon v območju omenjenih zunanjih površin (110", 120", 130", 140", 150", 160", 170", 180") reber (11", 12", 13", 14", 15", 16", 17", 18") podvrže blagemu enakomernemu pritisku v smeri radialno navznoter, označen s tem, da se korak glajenja zunanje površine tampona, namreč glajenja zunanje površine vsaj deloma iz enakomerno po površini razporejenih termoplastičnih ali s termoplastično komponento obdanih dvokomponentnih vlaken sestoječe ovojnice (2) tampona vrši na tak način, da se v ovojnici (2) vsebovana termoplastična vlakna ali zunanjo termoplastično komponento vlaken izključno v območjih konveksnih zunanjih površin (110", 120", 130", 140", 150", 160", 170", 180") na rebrih (11", 12", 13", 14", 15", 16", 17", 18") segreje na temperaturo plastifikacije omenjenih termoplastičnih vlaken ali termoplastične komponente vlaken, nakar se tako plastificirana vlakna podvrže omenjenemu blagemu enakomernemu pritisku v smeri glede na tampon radialno navznoter, tako da se izključno konveksne zunanje površine (110", 120", 130", 140", 150", 160", 170", 180") omenjenih reber (11", 12", 13", 14", 15", 16", 17", 18") dovede v stik s površino omenjenega prehoda (330) v ogrevani matrici (33), pri čemer se omenjeno ovojnico (2), ki sestoji iz vlaken z jedrom iz poliestra (PES) in ovojnico iz polietilena (PE) visoke gostote v razmerju PE : PES = 34% : 66% do PE : PES = 50% : 50%, ali po izbiri iz dvokomponentne mešanice enokomponentnih vlaken omenjene sestave, pri čemer specifična masa take dvokomponentne vlaknovine na površinsko enoto znaša 12 do 20 g/m , prednostno pa približno 16 g/m , gladi v območju konveksnih zunanjih površin (110", 120", 130", 140", 150", 160", 170", 180") omenjenih reber (11", 12", 13", 14", 15", 16", 17", 18") na njeni zunanji površini gladi s segrevanjem termoplastičnih vlaken na temperaturo v območju plastifikacije polietilenskih (PE) vlaken ali polietilenske (PE) komponente posameznih vlaken ob sočasnem zagotavljanju enakomernega blagega pritiska proti omenjeni zunanji površini ovojnice (2) v radialni smeri tampona, in pri čemer se z namenom plastifikacije polietilenske komponente (PE) vlaken slednja segreje na temperaturo od 120°C do 160°C, prednostno pa od 122°C do 148°C, nakar se plastificirana vlakna na zunanji površini ovojnice (2) podvrže blagemu in enakomernemu pritisku, ki glede na tampon deluje v smeri radialno navznoter.A method of producing a hygienic tampon with improved slip on the outer surface, comprising the steps of preparing a layer of non-woven fiber of a suitable thickness for the production of an absorbent core (1) consisting of natural or synthetic fibers or a combination thereof; preparing a layer of non-woven fibers of a suitable thickness for the manufacture of a tampon envelope in which the fiber composition is so selected that the fibers are either bicomponent fibers wherein one component consists of thermoplastic material or at least a portion of the fibers are thermoplastic synthetic fibers; cutting the fiber to prepare the absorbent core (1) into the strip (10) of the length of the tampon of the adapted width and diameter, the extent of the adapted tampon; cutting the fiber to form the envelope (2) into the strip (20) of the length of the tampon of the adapted width and diameter or the extent of the adapted tampon; (10) for the preparation of the absorbent core (1) and the strip (20) for the preparation of the envelope (2) by laying the strip (20) for preparing the envelope (2) , this step also optionally includes inserting a cord for removing the tampon after applying it to a suitable location; winding the strip (10) for preparing the absorbent core (1) around the transverse axis of the strip, thereby forming a substantially cylindrical blank (100) which, in its entirety, is an outer surface or, at least in the majority of its external surface, wrapped around the perimeter of a continuous whole (20) for the preparation of the envelope (2), wherein the diameter of the resulting blank (100) is adapted to the expected diameter, the tampon volume, and the length of said blank (100) is adapted to the expected length of the tampon; radially compressing the blank (100) in the corresponding tool by means of the shaped jaws (31, 32) being formed, forming, optionally, at one end with a narrowed and slightly rounded tip, generally generally at least a cylindrical tampon on which surface is engraved the number of said jaws (31, 32) is an appropriate number in the peripheral direction of the tampon of radially spaced radial grooves (1G, 12 ', 13', 14 ', 15', 16 ', 17', 18 ') of each other, approximately parallel and at least approximately in the longitudinal direction of the tampon or obliquely at a certain angle with respect to the longitudinal axis of the tampon such that between adjacent grooves (1G, 12 ', 13', 14 ', 15', 16 ', 17', 18 ' ) available with one rib (11 ", 12", 13 ", 14", 15 ", 16", 17 ", 18") with a slightly curved, convex outer surface (110 ", 120", 130 ", 140" , 150 ", 160", 170 ", 180") so that the convex surfaces of said ribs form at least approximately the cylindrical outer surface of the tampon; (11 ", 12", 13 ", 14", 15 ", 160", 170 ", 180"), 15 ", 16", 17 ", 18") by pushing the so formed tampon through the conical inner surface of the matrix (33) in the axial direction thereof, thereby forming a buffer in the area of said external surfaces (110 ", 120" 130 ", 140", 150 ", 160", 170 ", 180") ribs (11 ", 12", 13 ", 14", 15 ", 16", 17 ", 18") are subject to mild uniform pressure in the direction radially inward, characterized in that the smoothing step of the outer surface of the tampon, namely the smoothing of the outer surface, at least partially from the surface of the thermoplastic or thermoplastic component of the surrounded bicomponent fibers of the composite envelope (2) of the tampon, is carried out in such a way that the envelope 2) contained thermoplastic fibers or an external thermoplastic fiber component exclusively in the areas of convex outer surfaces (110 ", 120", 130 ", 140", 150 ", 160 ", 170", 180 ") on the ribs (11", 12 ", 13", 14 ", 15", 16 ", 17", 18 ") are heated to the temperature of the plastification of the said thermoplastic fibers or the thermoplastic fiber component; the plasticized fibers subjected to said mild uniform pressure in a direction with respect to the buffer radially inwards so that the exclusively convex outer surfaces (110 ", 120", 130 ", 140", 150 ", 160", 170 ", 180") of said ribs 11 ", 12", 13 ", 14", 15 ", 16", 17 ", 18") are brought into contact with the surface of said passage (330) in the heated matrix (33), said envelope (2) PE = PES = 34%: 66% to PE: PES = 50%: 50%, or optionally from a two-component blend of single component fibers (PE) and polyethylene core (PE) said composition having a specific mass of such a bicomponent fiber per surface area of 12 to 20 g / m, preferably about 16 g / m, in a region of convex outer surfaces (110 ", " 120 ", 130", 140 ", 150", 160 ", 170", 180 ") of said ribs (11", 12 ", 13", 14 ", 15", 16 ", 17", 18 ") on its the outer surface is hung by heating thermoplastic fibers to a temperature in the region of the polyethylene (PE) fiber polyethylene (PE) fiber polyethylene (PE) component, while simultaneously providing a uniform gentle pressure against said outer surface of the envelope (2) in the radial direction of the tampon, and wherein, plastification of the polyethylene component (PE) fibers is heated by the latter to a temperature of from 120 ° C to 160 ° C, preferably from 122 ° C to 148 ° C, whereupon the plastified fibers on the outer surface of the envelope (2) are subjected to a mild and uniform pressure, the tampon works in the direction of the radial inwards.
SI201000333A 2010-10-20 2010-10-20 Hygienic tampon with enhanced sliding ability of its outer surface and process for its production SI23496B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SI201000333A SI23496B (en) 2010-10-20 2010-10-20 Hygienic tampon with enhanced sliding ability of its outer surface and process for its production
PCT/SI2011/000015 WO2012053986A1 (en) 2010-10-20 2011-03-23 Hygienic tampon with improved sliding ability and method for manufacturing thereof
EP11724474.9A EP2629726B1 (en) 2010-10-20 2011-03-23 Hygienic tampon with improved sliding ability and method for manufacturing thereof

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SI201000333A SI23496B (en) 2010-10-20 2010-10-20 Hygienic tampon with enhanced sliding ability of its outer surface and process for its production

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SI23496A SI23496A (en) 2012-04-30
SI23496B true SI23496B (en) 2018-03-30

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