Intshayelelo esisiseko yePP ilaphu nonwovenkunye nelaphu lepolyester elingalukwanga
Ilaphu le-PP elingalukwanga, elikwabizwa ngokuba lilaphu lepolypropylene elingalukwanga, lenziwe ngeentsinga zepolypropylene ezinyibilikayo kwaye zisontelwe kumaqondo obushushu aphezulu, zipholile, zoluliwe, kwaye zilukwe kwilaphu elingalukwanga. Ineempawu zokuxinana okuphantsi, ukukhaphukhaphu, ukuphefumla, kunye nokukhutshwa kokufuma. Umgangatho welaphu le-polypropylene elingalukwanga lisezantsi kwaye ixabiso liphantsi.
Ilaphu lePolyester elingalukwanga, elikwabizwa ngokuba lilaphu lepolyester elingalukwanga, lilaphu elingalukwanga elenziwe ngokucubungula imicu yepolyester ngeenkqubo ezahlukeneyo ezinjengobushushu kunye nezongezo zekhemikhali. Inokwelula okuphezulu, ukuqina, ukuxhathisa ukukhuhlana, ukumelana nobushushu, ukuxhathisa ukubola, kunye nokuguda. Umgangatho welaphu lepolyester elingalukwanga liphezulu kakhulu kwaye ixabiso liyabiza kakhulu.
Umahluko phakathi kwelaphu elingalukwanga lePP kunye nelaphu lepolyester elingalukwanga
Umahluko wezinto eziphathekayo
Ngokubhekiselele kwizinto eziluhlaza, i-PP ibhekisela kwi-polypropylene, eyaziwa ngokuba yi-polypropylene; I-PET ibhekisela kwi-polyester, eyaziwa ngokuba yi-polyethylene terephthalate. Amanqaku okuncibilika kweemveliso ezimbini ahluke, i-PET ine-melting point ngaphezu kwe-250 degrees, ngelixa i-PP ine-melting point ye-150 degrees kuphela. I-polypropylene imhlophe ngokwentelekiso, kwaye imicu yepolypropylene inoxinano olusezantsi kunemicu yepolyester. I-Polypropylene i-asidi kunye ne-alkali ukumelana kodwa ayinyangeki ukuguga, ngelixa i-polyester ikwazi ukumelana nokwaluphala kodwa ingenayo i-asidi kunye ne-alkali. Ukuba i-post-processing yakho ifuna ukusetyenziswa kwe-oven okanye ubushushu bokufudumala ngaphezu kwe-150 degrees Celsius, i-PET ingasetyenziswa kuphela.
Umahluko wenkqubo yemveliso
Ilaphu lePolypropylene elingalukwanga licutshungulwa ngobushushu obuphezulu benyibilika ukusonta, ukupholisa, ukolula, kunye nenethi kwilaphu elingalukwanga, ngelixa ilaphu lepolyester elingalukwanga licutshungulwa ngokweenkqubo ezahlukeneyo ezifana nobushushu kunye nezongezo zekhemikhali. Iindlela ezahlukeneyo zokusetyenzwa zihlala zigqiba isicelo sokugqibela. Ngokwentelekiso, i-PET iphezulu kwaye ibiza kakhulu. Ilaphu le-PET i-polyester engalukiweyo ine: okokuqala, uzinzo olungcono kune-polypropylene engalukwanga ilaphu, elibonakaliswa ngamandla, ukuxhathisa ukunxiba kunye nezinye iipropathi. Ngenxa yokusetyenziswa kwezixhobo ezikhethekileyo ezikrwada kunye nezixhobo eziphuma kumazwe angaphandle, kunye neendlela ezintsonkothileyo kunye nezobuchwephesha bokusebenza, ilaphu lepolyester elingalukwanga ligqithise kakhulu kumxholo wobugcisa kunye neemfuno zelaphu elingalukwanga le-polypropylene.
Umahluko weempawu
Ilaphu elingalukwanga lePolypropylene lineempawu zokuxinana okuphantsi, ukukhaphukhaphu, ukuphefumla, kunye nokukhutshwa kokufuma, ngelixailaphu lepolyester elingalukwangainokunwebeka okuphezulu, ukomelela, ukuxhathisa ubushushu, ukuxhathisa umhlwa, kunye nokuguda. I-PP inokumelana nobushushu obuphezulu obumalunga nama-200 degrees, ngelixa i-PET inokumelana nobushushu obuphezulu malunga ne-290 degrees, kwaye i-PET ixhathisa kakhulu kumaqondo aphezulu kune-PP. Ushicilelo olungalukwanga, isiphumo sokudlulisa ubushushu, i-PP enobubanzi obufanayo iyancipha ngakumbi, i-PET iyancipha kancinci kwaye inesiphumo esingcono, i-PET inoqoqosho ngakumbi kwaye ayinankcitho encinci. Amandla okuqina, ukuxinezeleka, amandla okuthwala umthwalo, kunye nobunzima obufanayo, i-PET inamandla amakhulu okuqina, uxinzelelo, kunye nomthamo wokuthwala umthwalo kunePP. I-65 grams ye-PET ilingana namandla okuqina, ukuxhatshazwa, kunye nomthamo wokuthwala umthwalo we-80 grams ye-PP. Ukusuka kwimbono yokusingqongileyo, i-PP ixutywe nenkunkuma yePP esetyenzisiweyo, ngelixa i-PET yenziwe ngokupheleleyo ngeechips zepolyester ezintsha, okwenza i-PET ibe nobungane bendalo kunye nococeko kunePP.
Ilaphu elingalukwanga le-PP linobunzima obuyi-0.91g/cm kuphela, nto leyo eyenza ukuba ibe yeyona nto ilula kakhulu phakathi kwemicu yekhemikhali eqhelekileyo. Xa ilaphu lepolyester engalukwanga i-amorphous ngokupheleleyo, ukuxinana kwayo yi-1.333g/cm. Ilaphu elingalukwanga le-PP linokumelana nokukhanya okulambathayo, alikwazi ukumelana nokukhanya kwelanga, kwaye lithanda ukuguga kunye nokuba brittleness. Ilaphu lePolyester elingalukwanga: Inokumelana nokukhanya okulungileyo kwaye ilahlekelwa kuphela yi-60% yamandla ayo emva kweeyure ezingama-600 zokuvezwa lilanga.
Iimeko ezahlukeneyo zesicelo
Ezi ntlobo zimbini zeelaphu ezingalukwanga zineeyantlukwano ezinkulu kwisicelo, kodwa zinokutshintshwa kwezinye iinkalo. Kukho umahluko kuphela ekusebenzeni. Umjikelo wokuchasa ukuguga wamalaphu e-polyester angalukwanga aphezulu kunolo lweamalaphu e-polypropylene angalukwanga. Amalaphu e-polyester angalukwanga asebenzisa i-polyvinyl acetate njengento ekrwada, kwaye ayixhathisi kwinundu, i-abrasion kunye nemitha ye-ultraviolet. Ezi mpawu zingentla ziphezulu kunezo ze-polypropylene zendwangu ezingalukwanga. Xa kuthelekiswa ne-polypropylene kunye namanye amalaphu angalukwanga, ilaphu lepolyester elingalukwanga lineempawu ezintle ezifana nokungafunxisi, ukungenwa ngamanzi, kunye nokuphefumla ngamandla.
Ukuqukumbela
Isishwankathelo, ilaphu le-polypropylene elingalukwanga kunye nelaphu le-polyester elingalukwanga zizinto ezimbini ezisetyenziswa ngokuqhelekileyo ezingalukwanga. Nangona kukho iiyantlukwano ezithile kwimathiriyeli, iinkqubo zemveliso, kunye neempawu, nazo zineyantlukwano kwiimeko zesicelo. Kuphela ngokukhetha imathiriyeli yelaphu engalukiweyo efanelekileyo ngokusekwe kwiimfuno ezithile apho sinokuhlangabezana ngcono neemfuno zemveliso.
Dongguan Liansheng Non woven Technology Co., Ltd.yasekwa ngoMeyi 2020. Lishishini elikhulu lemveliso yelaphu elingalukiweyo elidibanisa uphando nophuhliso, imveliso, kunye neentengiso. Inokuvelisa imibala eyahlukeneyo ye-PP spunbond amalaphu angalukwanga kunye nobubanzi obungaphantsi kwe-3.2 yeemitha ukusuka kwi-9 grams ukuya kwi-300 grams.
Ixesha lokuposa: Oct-12-2024