Cov Khoom Siv Uas Tsis Yog Npuag Uas Muaj Hmoov Hmoov Spunlace
Kev piav qhia txog khoom
Ua ib tug neeg ua si mob siab rau hauv kev lag luam ntaub spunlace nonwoven, Changshu Yongdeli Spunlace Nonwoven Fabric Co., Ltd. ua raws li lub tswv yim lag luam tseem ceeb ntawm "Kev Zoo Ruaj Khoov, Kev Ntseeg Siab Tau, Cov Neeg Siv Khoom Pab Tau", tsom mus rau kev tsim kho tshiab raws li kev siv tshuab spunlace laus los tsim "Cov Khoom Siv Spunlace Base Zoo + PVA Kub Melt Hmoov Directional dusting" hmoov spunlace nonwoven cov khoom. Los ntawm kev tswj hwm nruj ntawm cov ntaub ntawv polyester thiab polypropylene puag thiab kev txhim kho zoo dua ntawm PVA kub yaj hmoov dusting txheej txheem, peb muab cov kev daws teeb meem ruaj khov thiab txhim khu kev qha rau kev tsheb thiab ntau lwm qhov chaw, pab cov neeg siv khoom hla dhau cov ciam teb thov khoom thiab txhim kho lawv cov kev sib tw ua lag luam tseem ceeb.
I. Lub Hauv Paus Khoom: Cov Khoom Siv Spunlace Base Uas Muaj Kev Ua Haujlwm Zoo, Tso Lub Hauv Paus Zoo
Lub hauv paus zoo ntawm cov ntaub mos mos uas tsis yog woven pib nrog kev tsim cov khoom siv spunlace. Peb lub tuam txhab xaiv polyester thiab polypropylene ua cov khoom siv tseem ceeb, los ntawm kev sib piv ntawm kev tshawb fawb thiab kev siv tshuab spunlace, los tsim cov khoom siv hauv paus uas sib xyaw ua ke lub zog, kev ruaj khov, thiab kev hloov pauv tau, muab cov khoom siv zoo heev rau kev txuas thiab kev sib txuas ntawm PVA kub yaj hmoov:
Cov xov polyester: Muab cov khoom siv hauv paus nrog lub zog tensile zoo heev thiab tiv taus kua muag, xyuas kom meej tias cov khoom siv hauv paus tsis deform lossis tawg thaum lub sijhawm ua hmoov av, txiav, thiab siv ntev; tib lub sijhawm, nws muaj kev tiv thaiv tshuaj lom neeg zoo thiab kev laus tiv taus, uas tuaj yeem hloov kho rau qhov chaw nyuaj ntawm qhov kub thiab txias thiab av noo hauv thaj chaw tsheb, txuas ntxiv lub neej kev pabcuam ntawm cov khoom thiab xyuas kom meej tias muaj kev ruaj khov ntev ntawm cov nyhuv sib txuas;
Cov xov polypropylene: Muaj kev tiv thaiv corrosion zoo heev thiab tsis tshua muaj dej noo, uas tuaj yeem txhim kho cov khoom siv hauv paus tiv thaiv dej noo thiab acid thiab alkali tiv thaiv, zam kev cuam tshuam ntawm cov huab cua noo rau kev ua haujlwm ntawm PVA kub yaj hmoov; tib lub sijhawm, nws qhov hnyav sib dua thiab tus nqi hloov pauv tau tuaj yeem sib npaug cov nqi khoom thiab cov kev xav tau siv rau cov neeg siv khoom thaum ua kom ntseeg tau tias cov khoom siv hauv paus muaj zog, tsim nyog rau cov xwm txheej pheej yig hauv tsheb thiab lwm yam teb.
Tom qab muab ob yam khoom siv raw sib piv ua ke, lawv raug qhib, muab daim carded, muab tso rau ntawm qhov chaw, thiab tom qab ntawd muab cov dej siab sib xyaw ua ke los ua cov khoom siv spunlace uas sib npaug, ntom, thiab ruaj khov. Txhua pawg ntawm cov khoom siv hauv paus raug kuaj xyuas ntau yam xws li qhov hnyav, tuab, thiab lub zog, nrog rau qhov yuam kev tswj hwm hauv qhov me me kom ntseeg tau tias muaj kev sib xws thiab kev ntseeg tau, tso lub hauv paus ruaj khov rau kev siv cov txheej txheem PVA kub yaj hmoov tom ntej.
II. Cov Txheej Txheem Tseem Ceeb: "Spunlace Base Material + PVA Kub Melt Hmoov Dusting", Endowing Cov Khoom Nrog Kev Ua Haujlwm Muaj Zog
Peb cov ntaub spunlace nonwoven ua raws li cov txheej txheem ib kauj ruam zuj zus ntawm "ua ntej npaj cov khoom siv spunlace, tom qab ntawd ua cov hmoov av ua tiav", kho kom haum thiab ua kom zoo dua tag nrho cov txheej txheem raws li cov yam ntxwv ntawm PVA kub yaj hmoov, thiab ua tiav qhov kev lees paub peb zaug ntawm "cov khoom siv ruaj khov + cov hmoov av sib xws + cov nyhuv sib txuas muaj zog" los ntawm kev tswj hwm zoo, ua rau cov khoom zoo meej rau kev sib txuas hauv tsheb thiab lwm qhov chaw:
(1) Kev Npaj Khoom Siv Spunlace Base: Kho kom haum rau Cov Xwm Txheej Sib Txuas Lus
Kev cia siab rau peb cov kab ntau lawm spunlace tsis siv neeg, los ntawm kev pub cov khoom siv raw mus rau kev tsim cov khoom siv hauv paus, tag nrho cov txheej txheem tuaj yeem tswj tau, xyuas kom meej tias cov khoom siv hauv paus thiab PVA kub yaj hmoov yam ntxwv, cov xwm txheej thov tau sib phim heev:
Theem kev faib ua feem ntawm cov fiber: Kho qhov sib piv ntawm polyester thiab polypropylene raws li cov neeg siv khoom xav tau - hauv kev lag luam tsheb, qhov twg xav tau kev tiv taus kub thiab lub zog siab, qhov sib piv ntawm polyester tau nce (piv txwv li, 70% polyester + 30% polypropylene) los txhim kho cov khoom siv hauv paus kev laus tiv taus thiab lub zog tensile; hauv lwm qhov chaw dav dav, qhov sib piv ntawm polypropylene tuaj yeem nce ntxiv kom tsim nyog los sib npaug tus nqi thaum ua kom ntseeg tau tias muaj kev ua tau zoo yooj yim;
Kev tswj hwm theem: Los ntawm lub kaw lus saib xyuas online, kev taug qab lub sijhawm tiag tiag ntawm kev tso lub vev xaib sib xws thiab lub zog siab dej dav hlau siab tau ua kom ntseeg tau tias qhov chaw ntawm cov khoom siv hauv paus tiaj tus thiab cov fiber sib txuas nruj, zam kev sib xyaw hmoov tsis sib xws vim yog qhov tsis sib xws ntawm cov khoom siv hauv paus thiab xyuas kom meej tias qhov sib xws ntawm PVA kub yaj hmoov txuas ntxiv los ntawm qhov chaw.
(2) PVA Kub Yaj Hmoov Plua Plav Txheej Txheem: Kev Tswj Xyuas Kom Zoo, Txhim Kho Kev Ua Haujlwm Sib Koom Tes Raws li cov ntaub ntawv tsim nyog spunlace, cov txheej txheem hmoov plua plav thiab kev kho kom haum raws li cov yam ntxwv ntawm PVA kub yaj hmoov (polyvinyl cawv kub yaj hmoov), xws li qhov chaw yaj tshwj xeeb, yaj adhesion, thiab kev phooj ywg ib puag ncig thiab tsis muaj tshuaj lom, kom ua kom nws muaj zog nplaum zoo tshaj plaws:
Kev xaiv cov khoom siv hmoov av: Cov hmoov kub PVA kub uas muaj qhov huv si raug xaiv los xyuas kom tsis muaj cov khoom tsis huv, thiab nws yog ib puag ncig zoo thiab tsis muaj tshuaj lom, ua tau raws li cov qauv ib puag ncig rau cov khoom siv tsheb (xws li VOC cov ntsiab lus ua raws li) thiab cov kev cai nyab xeeb hauv lwm qhov chaw. Tib lub sijhawm, PVA kub yaj hmoov nrog lub ntsiab lus yaj tsim nyog raug xaiv raws li qhov kub thiab txias ntawm ib puag ncig ntawm cov neeg siv khoom (piv txwv li, cov qauv nrog lub ntsiab lus yaj ntawm 120-140 ° C raug xaiv rau cov xwm txheej kub siab hauv tsheb, thiab cov qauv nrog lub ntsiab lus yaj ntawm 80-100 ° C raug xaiv rau cov xwm txheej kub ib txwm) kom ntseeg tau tias muaj kev nplaum ruaj khov.
Kev tswj qhov tseeb ntawm kev siv cov hmoov av: Siv cov tshuab siv cov hmoov av uas muaj qhov tseeb siab. Xav txog qhov loj me ntawm cov hmoov av (80-120 mesh) thiab kev ua haujlwm ntawm PVA cov hmoov kub yaj, qhov ceev ntawm kev xa hmoov (kho tau los ntawm 5 txog 8g / ㎡), qhov dav ntawm kev siv cov hmoov av (kho tau los ntawm 0.5 txog 2m), thiab qhov sib nrug ntawm lub nozzle tau zoo tshaj plaws. Lub cuab yeej pub hmoov vibration kuj siv los tiv thaiv kev sib sau ua ke ntawm hmoov av. Lub caij no, lub kaw lus ntes infrared tau nruab nrog los saib xyuas qhov ntau ntawm cov hmoov av kis mus rau lub sijhawm tiag tiag, nrog rau qhov yuam kev tswj tau hauv ± 2%, kom ntseeg tau tias cov hmoov kub yaj PVA sib npaug rau ntawm qhov chaw ntawm cov khoom siv tsis muaj kev sib sau ua ke hauv zos lossis tsis muaj hmoov av, thiab zam kev sib txuas tsis sib xws.
Kev txhim kho cov txheej txheem kho: Tom qab siv cov hmoov av, cov kab ntau lawm uas tswj tau qhov kub thiab txias (nrog qhov kub sib xws nrog qhov chaw yaj ntawm PVA kub yaj hmoov, nrog qhov yuam kev ntawm ± 5 ° C) yog siv los yaj cov hmoov sai sai thiab khi nws kom ruaj khov nrog cov khoom siv fibers. Tib lub sijhawm, qhov siab nruab nrab (0.3-0.5MPa) yog siv los xyuas kom meej tias muaj kev sib txuas zoo. Tom qab ntawd, cov txheej txheem txias thiab ua kom zoo nkauj yog ua kom cov hmoov PVA kub yaj yaj khov kho rau hauv cov txheej nplaum ruaj khov, xyuas kom meej tias nws tsis poob thaum lub sijhawm ua tiav tom ntej (xws li txiav thiab lamination) lossis siv ntev, thiab tswj kev ua tau zoo ntawm kev nplaum.
Peb. Cov Khoom Zoo: Kev Hloov Kho Kom Haum Rau Cov Kev Xav Tau, Txhawb Kom Muaj Peev Xwm Rau Ntau Qhov Chaw Siv
Nrog cov ntaub ntawv zoo spunlace thiab cov txheej txheem PVA kub yaj hmoov plua plav, peb cov ntaub spunlace tsis-woven muaj ntau qhov zoo, tshwj xeeb tshaj yog nyob rau hauv kev lag luam tsheb, thaum tseem ua tau raws li qhov yuav tsum tau ua ntawm ntau yam xwm txheej:
Kev nplaum ruaj khov thiab ruaj khov: Cov txheej nplaum uas tsim los ntawm cov hmoov PVA kub yaj uas yaj lawm muaj zog heev thiab sib txuas nrog cov khoom siv spunlace. Hauv kev siv tsheb, nws tuaj yeem tiv taus kev co mus sij hawm ntev thiab hloov pauv qhov kub siab thiab qis (-30 ° C txog 80 ° C), thiab cov ntsiab lus nplaum tsis yooj yim tawg lossis poob tawm. Hauv lwm qhov chaw, nws kuj ua kom muaj kev nplaum ruaj khov mus sij hawm ntev, zam kev saib xyuas ntau zaus.
Kev sib npaug ntawm cov hmoov av zoo heev: Los ntawm cov khoom siv siab thiab kev saib xyuas lub sijhawm tiag tiag, PVA cov hmoov kub yaj tau faib sib npaug ntawm cov khoom siv hauv paus, nrog rau cov hmoov av sib xws ib square centimeter, ua kom muaj zog lo rau txhua qhov chaw ntawm cov khoom thiab tsis muaj qhov tsis muaj zog, yog li ua kom zoo dua qhov zoo ntawm cov khoom lag luam.
Kev hloov pauv ib puag ncig muaj zog: Cov khoom siv spunlace lub hauv paus kub tsis kam, tiv taus corrosion, thiab tiv taus noo noo, ua ke nrog PVA kub yaj hmoov nrog lub melting point tsim nyog, ua rau cov khoom hloov kho rau qhov kub thiab txias siab thiab qis, av noo hauv thaj chaw tsheb, nrog rau qhov kub thiab txias ib txwm muaj, qhuav, lossis me ntsis noo noo hauv lwm qhov chaw, yam tsis muaj kev puas tsuaj.
Muaj kev nyab xeeb, zoo rau ib puag ncig, thiab ua raws li txoj cai: Cov hmoov kub PVA kub uas muaj purity siab tsis muaj tshuaj lom, tsis muaj ntxhiab, thiab lwj tau rau ib puag ncig (rau qee cov qauv), thiab cov khoom siv spunlace kuj ua tau raws li cov qauv ib puag ncig, tsis muaj kev tso tawm cov khoom phom sij, ua rau nws muaj kev nyab xeeb rau kev siv hauv tsheb sab hauv, cov ntaub ntawv tsim kho tsev, thiab lwm yam xwm txheej uas xav tau kev sib cuag ntawm tib neeg lossis cov qauv ib puag ncig siab.
Plaub. Cov Xwm Txheej Siv: Tsom mus rau Kev Lag Luam Tsheb, Tshaj Tawm rau Kev Xav Tau Kev Sib Txuas Lus Ntau Yam
Peb cov ntaub tsis-woven uas muaj hmoov av spunlace, nrog rau qhov zoo ntawm "cov khoom siv hauv paus muaj zog + PVA kub yaj hmoov nplaum muaj zog", tsom mus rau thaj chaw tsheb thaum tseem nthuav dav mus rau lwm yam lag luam, ua qhov kev txhawb nqa tseem ceeb rau cov neeg siv khoom cov khoom txhim kho kev nplaum:
Kev Siv Hauv Tsheb (kev siv tseem ceeb): Kev sib txuas ntawm cov khoom sab hauv: Ua ib qho khoom siv sib txuas rau cov rooj zaum hauv tsheb (ntaub thiab ua npuas ncauj), cov vaj huam sib luag qhov rooj (tawv nqaij thiab cov khoom siv hauv qab), thiab cov vaj huam sib luag ntsuas (txheej kho kom zoo nkauj thiab thav duab), PVA cov hmoov kub yaj thaum cua sov los tsim cov zog nplaum zoo, ua kom sib haum ntawm cov khoom. Nws muaj zog tiv taus cua sov thiab tsis zoo li yuav tsis sib txuas thaum siv ntev. Ntxiv mus, nws yog tus phooj ywg ib puag ncig thiab tsis muaj tshuaj lom, ua tau raws li qhov yuav tsum tau ua rau huab cua hauv tsheb zoo.
Cov khoom siv rwb thaiv suab sib xyaw: Los ntawm kev sib xyaw cov ntaub tsis-woven nrog cov ntaub thaiv suab hauv tsheb (xws li paj rwb nqus suab thiab cov ntawv damping), PVA kub yaj hmoov tuaj yeem ua tiav kev sib txuas ntawm ob qho, txhim kho kev nplaum ntawm cov ntaub ntawv rwb thaiv suab rau lub cev tsheb, txo cov suab nrov co, thiab txhim kho tag nrho cov suab rwb thaiv suab ntawm lub tsheb.
Kev pab qhwv cov xov hlau: Siv rau txheej sab nraud qhwv cov xov hlau hauv tsheb, PVA hmoov kub yaj tuaj yeem kho cov duab ntawm cov xov hlau tom qab sib txuas, tiv thaiv cov xov hlau xoob los ntawm kev sib txhuam thiab tsim suab nrov. Tsis tas li ntawd, cov khoom siv hauv paus muaj kev tiv thaiv kev laus zoo, tsim nyog rau cov chaw kub siab xws li chav cav.
Lwm yam kev siv (kev siv hluav taws xob):
Cov ntaub ntawv siv hauv tsev: Ua ib qho khoom siv sib txuas rau cov qhov rooj ntoo (ntoo veneer thiab substrate) thiab cov plag tsev (txheej kho kom zoo nkauj thiab substrate), PVA kub yaj hmoov muab kev sib txuas ruaj khov thiab txhim khu kev qha tom qab cua sov, thiab yog tus phooj ywg ib puag ncig thiab tsis muaj tshuaj lom, tsim nyog rau cov chaw nyob hauv tsev.
Kev lag luam ntaub thiab ntaub hauv tsev: Siv rau kev sib txuas ua ke ntawm cov ntaub thaiv qhov rai (ntaub thiab txheej tsaus ntuj) thiab cov ntaub npog rooj zaum (ntaub thiab hauv ob sab), nws zam cov ntxhiab tsw los ntawm kev siv kua nplaum thiab muab lub zog nplaum txaus rau kev siv txhua hnub. Qee cov qauv tuaj yeem tswj tau qee qib ntawm kev nplaum txawm tias tom qab ntxuav.
Kev ntim khoom: Ua ib txheej sib txuas thiab kho rau cov khoom tawg yooj yim (xws li khob iav thiab cov khoom siv hluav taws xob), PVA kub yaj hmoov tuaj yeem kho cov khoom rau cov khoom ntim tom qab cua sov, tiv thaiv kev puas tsuaj los ntawm kev sib tsoo thaum thauj mus los. Cov qauv zoo rau ib puag ncig thiab lwj kuj tseem tuaj yeem txo cov khib nyiab ntim khoom.
V. Kev Cog Lus Rau Hom Lag Luam: Kev Zoo Mus Ib Txhis, Kev Sib Pab Sib Koom Tes thiab Yeej-Yeej
Txij li thaum nws tau tsim, Changshu Yongdeli Spunlaced Nonwoven Fabric Co., Ltd. yeej ib txwm suav tias "kev zoo mus ib txhis" yog lub hauv paus ntawm nws txoj kev loj hlob, koom ua ke thoob plaws hauv tag nrho cov txheej txheem tsim khoom ntawm cov ntaub tsis muaj ntaub uas muaj hmoov av (polyester thiab polypropylene substrates, PVA kub yaj hmoov sprinkled):
Cov khoom siv raw kawg: Xaiv cov neeg muab khoom ntawm polyester thiab polypropylene fibers thiab PVA kub yaj hmoov. Txhua pawg ntawm cov khoom siv raw yuav tsum muab cov ntawv ceeb toom tshuaj xyuas zoo (xws li PVA kub yaj hmoov melting point test, purity test, substrate fiber strength test), thiab dhau peb lub tuam txhab rov tshuaj xyuas kom ntseeg tau tias muaj kev nyab xeeb thiab kev ntseeg siab ntawm qhov chaw.
Qhov kawg ntawm kev tsim khoom: Nruab nrog cov neeg ua haujlwm tshuaj xyuas zoo thiab cov khoom siv nrhiav hauv online, kev kuaj xyuas qhov chaw tiag tiag tau ua rau ntawm cov kev sib txuas tseem ceeb xws li kev tsim cov khoom siv (tuab, lub zog), qhov tseeb ntawm cov hmoov av (qhov ntau ntawm cov hmoov, kev sib xws), thiab cov nyhuv kho (lub zog nplaum, kev tiv taus cua sov). Rau cov khoom lag luam hauv kev lag luam tsheb, kev sim tsheb kauj vab kub thiab qis thiab kev sim kev co tau ua tiav los tiv thaiv cov khoom tsis zoo los ntawm kev nkag mus rau hauv kev ua lag luam.
Kev pabcuam kawg: Muab kev pabcuam tag nrho rau cov neeg siv khoom los ntawm "kev sib txuas lus thov - kev tsim qauv kev daws teeb meem (xws li kev hloov kho qhov sib piv ntawm cov khoom siv thiab PVA kub yaj hmoov yaj raws li cov xwm txheej siv) - qauv ntau lawm - ntau lawm - kev taug qab tom qab muag". Yog tias cov neeg siv khoom muaj kev hloov kho rau qhov cuam tshuam ntawm kev sib txuas, cov txheej txheem txheej txheem tuaj yeem ua kom zoo dua sai sai kom ntseeg tau tias cov khoom ib txwm ua tau raws li qhov xav tau tiag tiag.
Yav tom ntej, peb yuav txuas ntxiv ua raws li "cov neeg siv khoom xav tau", ua kom tob zuj zus ntawm kev tsim kho tshiab ntawm PVA kub yaj hmoov plua plav thev naus laus zis hauv kev lag luam tsheb (xws li kev tsim cov tshuaj PVA kub yaj hmoov nrog kev tiv taus cua sov siab dua thiab lub zog nplaum muaj zog dua), thiab nthuav nws cov xwm txheej siv rau hauv cov tsheb fais fab tshiab, cov rooj tog hauv tsev zoo, thiab lwm yam. Peb cog lus tias yuav ua tus neeg muab khoom "zoo txhim khu kev qha, kev hloov kho kom raug, kev pabcuam tshaj lij" hauv cov ntaub ntawv tsis yog ntaub uas muaj hmoov av, thiab ua haujlwm tes ua ke nrog cov neeg siv khoom kom ua tiav lub hom phiaj kev txhim kho mus sij hawm ntev ntawm "kev koom tes tas mus li, kev sib pab thiab yeej-yeej".
