Nrụ ọrụ isi: ọdịiche dị mkpa na njirimara ebumpụta ụwa
1. Mechanical Njirimara na nkwụsi ike
Polyester spunbond: Emere site na polyester (PET) dị ka akụrụngwa, ike tensile nwere ike iru 1.5-2 ugboro nke polypropylene, na a longitudinal na transverse ike dị iche nke na-erughị 5%, na a ike njigide ihe karịrị 90% na mmiri ala, adabara ogologo oge nchegbu ọnọdụ. Nguzogide ọkụ ya bụ nke abụọ naanị na eriri acrylic, na mgbe awa 1000 nke ikpughe na ìhè anyanwụ, ike ya ka nwere ike idowe ya site na 60-70%. Ndụ ọrụ ya n'èzí nwere ike iru karịa afọ 5. ;
Polypropylene spunbond: njupụta nkeihe polypropylene (PP).bụ naanị 0.91g/cm ³, na-eme ka ọ bụrụ udi kachasị mfe n'etiti eriri kemịkal nkịtị. Ọkpụrụkpụ nke ngwaahịa nwere otu ibu dị 30% dị elu karịa polyester, na fluffiness dị mma. Mana ọ nwere nkwụsi ike ọkụ na-adịghị mma, na-eme ka ọ dị nro na 70-80 ℃ na nrụrụ agbaze karịa 150 ℃. Ọ na-enwekwa nguzogide ịka nká na-esighị ike ma ọ na-enwekarị nkụja mgbe ejiri ya na-abụghị ọgwụgwọ UV. ;
2. Chemical na gburugburu ebe obibi ndidi
Polyester spunbond nwere ogologo oge na-eguzogide okpomọkụ nke 260 ℃ na obere oge okpomọkụ nso nke 300 ℃. Ọ na-eguzogide kemịkalụ, acid na-eguzogide ọgwụ, na enweghị alkali na-eguzogide ọgwụ, yana ọnụego nnabata mmiri na-erughị 0.5%. Ọ bụ ihe na-egbu egbu, ihe na-egosi nla, na ihe àmà ebu.
Polypropylene spunbond nwere ogologo oge na-eguzogide okpomọkụ nke 120 ℃ na obere oge okpomọkụ nso nke 150 ℃. Ọ na-eguzogide ọgwụ, acids, alkalis, na ọtụtụ ihe mgbaze organic, yana ọnụego nnabata mmiri nke ≈ 0%. Ọ nwere ezigbo nnabata nke isi na akụrụngwa antibacterial, na-ekewapụ mbuze nje na ịnweta ihe ndị dị mma nke nje bacteria.
3. Ngbanwe arụ ọrụ
Polyester spunbond: Enwere ike nweta njupụta dị elu site na nkwado na-ekpo ọkụ na-ekpo ọkụ, na ikuku ikuku nwere ike ịchịkwa n'etiti 50-500L / m ² · s, kwesịrị ekwesị maka ihe nzacha; Polypropylene spunbond: Ihe na-egbochi mmiri eke (akuku kọntaktị> 130 Celsius), enwere ike iji ya maka elu ngwaahịa ịdị ọcha mgbe emezigharị hydrophilic, yana ngwa ngwa nke 0.3cm / s. ;
Njirimara usoro: ọdịiche teknụzụ na njedebe mmepụta
1. Ntụle nke isi spinning parameters
Polyester spunbond spinning okpomọkụ bụ 285-290 ℃, ịbịaru ọsọ bụ 4000-6000m / min, ịghasa akụkụ kwesịrị ịbụ ≥ 27, raw material pretreatment ga-akọrọ (mmiri ọdịnaya <0.05%); Polypropylene spunbond spinning okpomọkụ bụ 220-29min. ịghasa ogologo dayameta ruru bụ 25-27 tụnyere ot, na akụrụngwa pretreatment anaghị achọ ihicha.
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2. Ngwa na njikwa ọnụ ahịa
Polyester spunbond: chọrọ akụrụngwa ihicha pụrụ iche, yana oriri ike 15-20% dị elu karịa polypropylene, mana ngwaahịa emechara nwere oke ịdị arọ (± 2g / m ²); Polypropylene spunbond: dakọtara na mgbakwunye 30% emegharịrị ihe, itinye ego akụrụngwa bụ 10-15% dị ala, yana nrụpụta mgbaze ọkụ na-ekpo ọkụ dị elu bụ 30% dị elu karịa polyester. ;
Ọnọdụ ngwa: mgbagha nhọrọ dabere na ọchịchọ
1. Nkewa nke mpaghara ngwa ngwa
Nhọrọ kacha mma maka nchekwa ahụike bụpolypropylene spunbond(Nhazi SMS), nke nwere ihe ndị na-egbu egbu na nje na-adịghị egbu egbu, yana arụmọrụ filtration karịrị 95%.
A na-ahọrọ polyester spunbond maka nzacha ụlọ ọrụ n'ihi oke okpomọkụ ya na-eguzogide, nha kwụsiri ike na ike ihicha ya ugboro ugboro.
Nhọrọ kachasị mma maka mkpuchi ọrụ ugbo bụ polypropylene spunbond (UV na-eguzogide), na isi ihe kpatara ya bụ na polypropylene spinning nwere viscosity ọkụ, ọnụ ala dị ala, na ọ nwere ike ịdalata n'ime afọ 1-5.
Nhọrọ kacha mma maka ime ụgbọ ala bụ polyester spunbond, ya na isi ihe kpatara ya bụ nguzogide ịka nká, mkpuchi ụda dị mma, yana ogologo oge na-eguzogide okpomọkụ dị elu ruo 120 ℃.
Nhọrọ kacha mma maka ngwaahịa ịdị ọcha bụ polypropylene spunbond, ya na isi ihe kpatara ya bụ na polypropylene spunbond core nwere nnabata ngwa ngwa, ihe na-egbochi mmiri, na mmetụ dị nro.
2. Nyocha ikpe a na-ahụkarị
Medical ịwa ahụ uwe: mere nke 30g/m ² polypropylene SMS mejupụtara ákwà, na-emeso ya na mgbochi mmanya na mgbochi plasma Njirimara, na a mmiri permeability nke>2000g / m ² · 24h; Akwa okpomọkụ nyo akpa: Mere nke 200g/m ² polyester spunbond ákwà na ntekwasa ya na PTFE ọnwa na-aga n'ihu. ℃; Akwa mkpuchi ahịhịa: 60g/m ² UV na-eguzogide polypropylene spunbond ákwà, na a transverse anya mmiri ike karịrị 80N, na ndụ ọrụ ruo 3 afọ. ;
Economy na Ahịa Ahịa
1. Ntụle ihe mejupụtara ọnụ (na-ewere ngwaahịa 80g/m ² dịka ọmụmaatụ)
Ọnụ ihe eji eme ihe: Polyester ibe (8500 yuan / ton) vs polypropylene ibe (7200 yuan / ton), na ibe polypropylene bụ 15.3% ala; Ọnụ ahịa nhazi: Polyester (1.2 yuan/m ²) vs Polypropylene (0.9 yuan/m ²), Polypropylene dị 25% ala; Ọnụ ahịa zuru oke: Polypropylene spunbond bụ 18-22% dị ala karịa polyester. ;
2. Ahịa ahịa na ọnọdụ
Na spunbond zuru ụwa ọnụ ákwà nonwoven, polypropylene na-akpata ihe dị ka 70% na polyester akaụntụ maka 18%; N'ihe gbasara ahụike, oke nke mmepụta ihe owuwu SMS polypropylene abawanyela site na 12% na 2020 ruo 37.6% na 2024, ma na-atụ anya ka ọ gafere 48% site na 2025; N'ime ụlọ ọrụ mmepụta ihe,polyester spunbondenwetala ọnụego uto kwa afọ nke 8.2% na ahịa nzacha ọkụ dị elu n'ihi nkwalite arụmọrụ. ;
Nchekwa gburugburu ebe obibi na mmepe na-adịgide adịgide
Imegharị: Ha abụọ bụ ihe thermoplastic. Ntugharị polyester chọrọ mgbaze dị elu (oke ike oriri), ebe imegharị polypropylene chọrọ obere okpomọkụ (30% nchekwa ike). Otú ọ dị, ọnụ ọgụgụ njide ike nke polyester emegharịrị bụ 85%, nke ka mma karịa nke polypropylene emegharịrị (70%);
Njirimara mmebi: Polypropylene nwere ike nweta ọdịiche dị n'okike maka afọ 1-5 site n'ịgbakwunye masterbatch mebiri emebi, ebe polyester chọrọ ọnọdụ enzymatic hydrolysis kpọmkwem na okirikiri mmebi nke ihe karịrị afọ 20; ;
Ụkwụ Carbon: Mmepụta Polypropylene na-ewepụta ihe dị ka tọn 3.2 CO ₂ kwa ton, nke dị ala karịa polyester (ton CO ₂ 5.1). ;
Ntuziaka nhọrọ kacha
Ekwesịrị inye ụzọ maka polypropylene spunbond: mgbe ihe a na-achọ bụ maka ọnụ ala dị ala, dị arọ, ihe mgbochi mmiri, nke a na-ewepụ (dị ka ihe mkpuchi, ngwaahịa ịdị ọcha, nchebe nwa oge); ;
Ekwesịrị ịnye polyester spunbond ụzọ: mgbe ihe a na-achọ bụ maka ike dị elu, oke okpomọkụ na-eguzogide, nguzogide ịka nká, na iji ogologo oge mee ihe (dị ka ihe nzacha ụlọ ọrụ, ihe ụlọ n'èzí, na ụgbọ ala); ;
Ihe ngosi pụrụ iche: Họrọ polypropylene SMS mejupụtara maka nchekwa ahụike dị elu, ihe nkiri polyester maka nzacha ọkụ dị elu, yana polypropylene na-eguzogide UV maka mkpuchi ọrụ ugbo ogologo oge. ;
Ụgwọ nke ụlọ ọrụ Dongguan Liansheng Non Woven Technology Co., Ltd.e hiwere na Mee 2020. Ọ bụ nnukwu ụlọ ọrụ mmepụta ihe na-abụghị akwa na-ejikọta nyocha na mmepe, mmepụta na ahịa. Ọ nwere ike ịmepụta agba dị iche iche nke PP spunbond akwa na-abụghị kpara nke nwere obosara nke na-erughị 3.2 mita site na gram 9 ruo 300.
Oge nzipu: Sep-23-2025