PL127726B2 - Process for manufacturing glued nonwoven fabrics - Google Patents

Process for manufacturing glued nonwoven fabrics Download PDF

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Publication number
PL127726B2
PL127726B2 PL23537982A PL23537982A PL127726B2 PL 127726 B2 PL127726 B2 PL 127726B2 PL 23537982 A PL23537982 A PL 23537982A PL 23537982 A PL23537982 A PL 23537982A PL 127726 B2 PL127726 B2 PL 127726B2
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PL
Poland
Prior art keywords
temperature
weight
nonwoven fabrics
fleece
nonwovens
Prior art date
Application number
PL23537982A
Other languages
Polish (pl)
Other versions
PL235379A2 (en
Inventor
Witold Gador
Original Assignee
Politechnika Lodzka
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Publication date
Application filed by Politechnika Lodzka filed Critical Politechnika Lodzka
Priority to PL23537982A priority Critical patent/PL127726B2/en
Publication of PL235379A2 publication Critical patent/PL235379A2/en
Publication of PL127726B2 publication Critical patent/PL127726B2/en

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Description

Przedmiotem wynalazku jest sposób wytwarzania wlóknin klejonych o miekkim chwycie, przeznaczonych dla przemyslu odziezowego.Znany sposób wytwarzania wlóknin klejonych polega na tym, ze runo napawa sie wodna dyspersja kauczuku butadienowo-styrenowego, a nastepnie po odzeciu nadmiaru dyspersji mate¬ rial poddaje sie suszeniu w temperaturze 70-90°C oraz dogrzewaniu w temperaturze nie przekra¬ czajacej 130°C. Otrzymane tym sposobem wlókniny charakteryzuja sie sztywnym chwytem, a to ogranicza ich zakres zastosowania w przemysle odziezowym.Znany jest takze sposób wytwarzania wlóknin klejonych polegajacy na napawaniu runa wodna dyspersja srodków butadienowo-akrylonitrylowych, a nastepnie suszeniu w temperaturze 80-90°C i dogrzewaniu w temperaturze nie przekraczajacej 150°C. Sposób ten zapewnia otrzyma¬ nie wlókniny o miekkim chwycie, jednakze wada jest koniecznosc stosowania kosztownego srodka butadienowo-akrylonitrylowego.Sposób wytwarzania wlóknin klejonych wedlug wynalazku polega na tym, ze runo napawa sie dyspersja kauczuku butadienowo-styrenowego zawierajacego 4-15% wagowych, w stosunku do masy kauczuku, srodka sieciujacego w postaci oligomerów tlenku etylenu o masie czasteczkowej 400-6000. Napojone runo suszy sie nastepnie w temperaturze 70-90°C, po czym dogrzewa w temperaturze 120-130°C.Sposób wedlug wynalazku zapewnia otrzymanie wlókniny o miekkim chwycie i dobrej ukla- dalnosci, która jest cecha konieczna dla wielu rodzajów wlóknin z duzymi powierzchniami czesci konfekcji w przemysle odziezowym. Stosujac do sieciowania karboksylowego kauczuku butadienowo-styrenowego oligomery tlenku etylenu o róznym ciezarze czasteczkowym, mozna otrzymac wlókniny o róznych wlasnosciach. Stosowanie oligomerów o nizszym ciezarze czastecz¬ kowym zapewnia otrzymanie wlókniny o duzej miekkosci i odpornej na dzialanie perchloroety- lenu, natomiast zwiekszanie ciezaru czasteczkowego oligomerów powoduje otrzymanie wlóknin o zmniejszonej miekkosci, lecz pelniejszm chwycie przy tej samej masie powierzchniowej runa, a takze zmniejszenie odpornosci na dzialanie perchloroetylenu.2 127726 Zastrzezenie patentowe Sposób wytwarzania wlóknin klejonych droga napawania runa dyspersja kauczuku butadienowo-styrenowego oraz suszenia w temperaturze 70-90°C i dogrzewania w temperaturze 120-130°C, znamienny tym, ze do kapieli napawajacej runo dodaje sie zwiazki sieciujace w postaci oligomerów tlenku etylenu o masie czasteczkowej 400-6000 w ilosci 4-15% wagowych w stosunku do masy kauczuku.Pracownia Poligraficzna UP PRL. Naklad 100 egz.Cena 100 zl PLThe subject of the invention is a method of producing bonded nonwovens with a soft grip, intended for the clothing industry. The known method of producing bonded nonwovens consists in the fact that the fleece is padded with a water dispersion of styrene-butadiene rubber, and then, after removing excess dispersion, the material is dried at a temperature 70-90 ° C and reheating at a temperature not exceeding 130 ° C. The nonwovens obtained in this way are characterized by a stiff grip, which limits their scope of application in the clothing industry. There is also a known method of producing bonded nonwovens consisting in padding the fleece, dispersion of acrylonitrile-butadiene agents, and then drying at a temperature of 80-90 ° C and heating in temperature not exceeding 150 ° C. This method provides a nonwoven fabric with a soft grip, but the disadvantage is the need to use an expensive acrylonitrile-butadiene agent. The method of producing glued nonwovens according to the invention consists in the fact that the fleece is smeared with a dispersion of styrene-butadiene rubber containing 4-15% by weight in the proportion to the mass of rubber, cross-linking agent in the form of ethylene oxide oligomers with a molecular weight of 400-6000. The watered fleece is then dried at a temperature of 70-90 ° C, and then heated at a temperature of 120-130 ° C. The method according to the invention provides a non-woven fabric with a soft grip and good regularity, which is a feature necessary for many types of non-woven fabrics with large surfaces parts of clothing in the clothing industry. By using ethylene oxide oligomers of different molecular weights for the cross-linking of the carboxylic styrene-butadiene rubber, nonwovens of different properties can be obtained. The use of oligomers with a lower molecular weight provides a nonwoven fabric with high softness and resistant to perchlorethylene, while increasing the molecular weight of the oligomers results in obtaining fibers with reduced softness, but with a fuller grip, with the same surface weight as well as fleece resistance reduction. perchlorethylene. 2 127726 Patent claim Method of producing glued nonwovens by surfacing the fleece dispersion of styrene-butadiene rubber and drying at the temperature of 70-90 ° C and reheating at the temperature of 120-130 ° C, characterized in that cross-linking compounds are added to the surfacing bath. form of ethylene oxide oligomers with a molecular weight of 400-6000 in the amount of 4-15% by weight in relation to the weight of rubber. Pracownia Poligraficzna UP PRL Mintage 100 copies Price PLN 100 PL

Claims (1)

1. Zastrzezenie patentowe Sposób wytwarzania wlóknin klejonych droga napawania runa dyspersja kauczuku butadienowo-styrenowego oraz suszenia w temperaturze 70-90°C i dogrzewania w temperaturze 120-130°C, znamienny tym, ze do kapieli napawajacej runo dodaje sie zwiazki sieciujace w postaci oligomerów tlenku etylenu o masie czasteczkowej 400-6000 w ilosci 4-15% wagowych w stosunku do masy kauczuku. Pracownia Poligraficzna UP PRL. Naklad 100 egz. Cena 100 zl PL1. Patent claim The method of producing glued nonwovens by means of surfacing the fleece, dispersion of styrene-butadiene rubber and drying at a temperature of 70-90 ° C and heating at a temperature of 120-130 ° C, characterized in that cross-linking compounds in the form of oligomers are added to the surfacing bath. ethylene oxide with a molecular weight of 400-6000 in an amount of 4-15% by weight, based on the weight of the rubber. Printing workshop of the UP PRL. Mintage 100 copies. Price PLN 100 PL
PL23537982A 1982-03-10 1982-03-10 Process for manufacturing glued nonwoven fabrics PL127726B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL23537982A PL127726B2 (en) 1982-03-10 1982-03-10 Process for manufacturing glued nonwoven fabrics

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL23537982A PL127726B2 (en) 1982-03-10 1982-03-10 Process for manufacturing glued nonwoven fabrics

Publications (2)

Publication Number Publication Date
PL235379A2 PL235379A2 (en) 1983-01-17
PL127726B2 true PL127726B2 (en) 1983-11-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
PL23537982A PL127726B2 (en) 1982-03-10 1982-03-10 Process for manufacturing glued nonwoven fabrics

Country Status (1)

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PL (1) PL127726B2 (en)

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Publication number Publication date
PL235379A2 (en) 1983-01-17

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