Cov Khoom Siv Spunlace Nonwoven Kub thiab Nyiaj Stamped

1. Lub Hauv Paus Khoom: Cov Yam Ntxwv Tseem Ceeb thiab Cov Zoo ntawm Cov Ntaub Nonwoven, Tsim Lub Hauv Paus rau Kub thiab Nyiaj Stamping

Cov khoom siv kho kom zoo nkauj thiab kev siv cov ntaub tsis yog woven uas muaj kub thiab nyiaj yog los ntawm cov yam ntxwv zoo tshaj plaws ntawm cov ntaub tsis yog woven. Peb lub tuam txhab xaiv polyester, viscose, paj rwb, thiab xyoob fiber ua cov khoom siv tseem ceeb, siv cov thev naus laus zis ntaub tsis yog woven los tsim cov substrate. Cov yam ntxwv tseem ceeb tsis yog tsuas yog muab cov khoom siv ruaj khov rau kev siv cov txheej txheem stamping kub thiab nyiaj, tab sis kuj yog qhov zoo tshaj plaws rau kev hloov kho khoom rau ntau qhov xwm txheej:

- Yooj yim thiab du rau kev ua tiav yooj yim, tsim nyog rau kev luam ntawv meej: Cov txheej txheem ntaub tsis yog woven siv cov dej ntws siab los ua cov fibers sib txuas, tsim cov qauv zoo li lub vas tsis muaj qhov sib txawv ntawm warp thiab weft. Cov qauv substrate yog mos thiab qhov chaw yog du, tsis muaj qhov tsis zoo ntawm cov ntaub ib txwm muaj cov qauv xov paj - paj rwb thiab xyoob fiber substrates muaj ob qho tib si yooj yim thiab ruaj khov, thiab thaum lub sijhawm luam ntawv, lawv tuaj yeem lo rau lub phaj luam ntawv, xyuas kom meej cov npoo ntawm cov qauv hlau; polyester thiab viscose substrates muaj kev nthuav dav zoo heev thiab tuaj yeem ua tau raws li qhov xav tau ntawm cov ntawv luam ntawv nkhaus thiab tais tsis yog tus qauv, thiab cov txheej txheem luam ntawv tsis yooj yim rau kev tawg thiab tev tawm vim yog cov khoom siv deformation, muab kev lees paub rau cov qauv zoo thiab cov qauv luam ntawv nyuaj.

- Zoo rau daim tawv nqaij, ua pa tau, tsis khaus, haum rau ntau qhov xwm txheej ntawm kev sib cuag: Cov qhov sib txawv ntawm cov ntaub tsis yog woven tau faib sib npaug hauv cov qauv porous. Cov paj rwb thiab xyoob fiber substrates muaj kev zoo rau daim tawv nqaij sib piv rau paj rwb ntshiab, thiab thaum siv (xws li cov ntawv sau khaub ncaws, cov ntaub kho kom zoo nkauj rau menyuam yaus), tsis muaj kev tsis xis nyob; cov substrates viscose yog breathable thiab nqus dej noo, zam kev tsis xis nyob ntawm kev hws thiab nplaum tom qab siv ntev; txawm tias cov substrates polyester tuaj yeem ua rau tiv taus kev ntxuav txhua hnub (ntxuav dej me me) thiab hnav thiab tsim kua muag los ntawm kev hloov kho fiber, zam cov teeb meem mob ntawm "yooj yim puas tsuaj, nyuaj rau tswj" ntawm cov ntaub kho kom zoo nkauj, thiab txuas ntxiv lub neej ntawm cov khoom tag nrho.

- Muaj zog, ruaj khov, thiab tiv taus kev hnav, ntev lub neej ntawm cov qauv: Cov txheej txheem ntaub tsis yog woven ua rau cov fibers sib txuas nruj nreem, thiab lub zog tawg ntawm lub substrate yog siab dua li ntawm cov ntaub tsis yog woven - polyester substrates muaj lub zog tawg ntev ntawm ≥ 800N / m thiab lub zog transverse ntawm ≥ 500N / m, tswj kev ruaj khov ntawm cov qauv tom qab kev sib txhuam thiab folding rov ua dua, thiab cov txheej kub thiab nyiaj stamped tsis yooj yim tev tawm; paj rwb thiab xyoob fiber substrates, tom qab kev tsim qauv scientific, tuaj yeem tiv taus kev ntxuav txhua hnub (ntxuav dej me me) thiab hnav thiab tsim kua muag, zam cov ntsiab lus mob ntawm "yooj yim puas tsuaj, nyuaj rau tswj" ntawm cov ntaub ntawv kho kom zoo nkauj, thiab ntev lub neej ntawm cov khoom tag nrho.

- Zoo rau ib puag ncig, muaj kev nyab xeeb, thiab ua raws li txoj cai, tsim nyog rau ntau qhov xwm txheej: Cov polyester, viscose, paj rwb, thiab xyoob fibers xaiv tau raws li OEKO-TEX® Standard 100 tus qauv ib puag ncig, tsis muaj formaldehyde lossis cov hlau hnyav uas ua rau puas tsuaj, thiab paj rwb thiab xyoob fibers txawm tias yog cov khoom siv biodegradable ntuj; cov txheej txheem ntaub tsis woven tsis tas yuav ntxiv cov nplaum, thiab cov substrate tsis muaj ntxhiab lossis khaus, ua kom muaj kev nyab xeeb los ntawm qhov chaw, thiab tsim nyog rau cov xwm txheej nrog cov kev cai ib puag ncig nruj xws li cov khoom menyuam yaus, ntim khoom noj, thiab kho kom zoo nkauj sab hauv tsev.

- Kev hloov kho tau yooj yim thiab hloov kho tau, ua tau raws li tus kheej xav tau: Raws li cov neeg siv khoom xav tau thiab qhov chaw teeb tsa, qhov sib piv ntawm cov khoom siv raw tuaj yeem hloov kho tau yooj yim - kom ua raws li cov qauv zoo rau daim tawv nqaij, qhov sib piv ntawm paj rwb thiab xyoob fibers tuaj yeem nce ntxiv (xws li 60% paj rwb + 40% viscose); kom ua raws li kev ruaj khov thiab kev ywj pheej nrog kev ua tsis raws li tus qauv, qhov sib piv ntawm polyester tuaj yeem nce ntxiv (xws li 70% polyester + 30% xyoob fiber); Qhov hnyav ntawm cov khoom siv hauv paus (30-180g / ㎡ hloov kho tau), tuab, thiab xim tuaj yeem hloov kho tau, muab qhov chaw dav rau kev qhia tus kheej ntawm cov txheej txheem kub thiab nyiaj stamping.

2. Cov txheej txheem tseem ceeb: Tom qab kub thiab nyiaj stamping tiav, tsim kom muaj cov qauv zoo nkauj

Peb cov ntaub kub thiab nyiaj stamping spunlace tsis-woven nruj nreem ua raws li cov txheej txheem ib kauj ruam zuj zus ntawm "ua ntej ua cov khoom siv spunlace zoo, tom qab ntawd ua tiav kub thiab nyiaj stamping". Raws li cov yam ntxwv ntawm cov ntaub ntawv sib txawv thiab cov kev xav tau kho kom zoo nkauj, peb txais yuav "kev kho ua ntej meej + kev hloov kho stamping" kev tswj hwm tag nrho kom ntseeg tau tias cov txheej txheem kub thiab nyiaj stamping tau txuas ruaj khov thiab muaj cov qauv zoo heev:

(1) Kev kho ua ntej ntawm cov khoom siv: Ua kom zoo dua qhov kev ua tau zoo ntawm qhov chaw thiab txhim kho qhov kev nplaum ntawm kev ntaus cim

Siv cov kev kho ua ntej raws li cov yam ntxwv ntawm cov khoom siv sib txawv, tso lub hauv paus rau kev txuas ruaj khov ntawm cov txheej kub thiab nyiaj stamping: Rau cov ntaub ntawv paj rwb thiab xyoob fiber uas nqus tau dej ntau, siv qhov kub qis (60-70 ℃) kom tshem tawm cov dej ntau dhau ntawm qhov chaw, thiab tib lub sijhawm ua kev kho kom du ntawm qhov chaw kom tsis txhob muaj qhov tsis meej ntawm cov qauv stamped los ntawm cov fiber fringing; rau cov ntaub ntawv polyester thiab viscose base nrog cov khoom hydrophobic, siv plasma surface activation treatment los txhim kho qhov nro ntawm cov ntaub ntawv hauv paus thiab txhim kho qhov lo rau nrog cov txheej nplaum stamped, xyuas kom meej tias cov txheej kub thiab nyiaj stamping tsis poob yooj yim.

(2) Cov txheej txheem stamping customized: Kev tswj hwm kom meej kom nthuav qhia ntau yam qauv sib txawv

Kev cia siab rau cov khoom siv stamping tshaj lij thiab pab pawg neeg ua haujlwm, raws li cov neeg siv khoom xav tau rau cov qauv, luster, thiab cov qauv, kho kom haum rau txoj kev stamping thiab cov kev cai kom ua tiav qhov tseeb stamping los ntawm tiaj tus mus rau cov duab tsis xwm yeem:

- Kev xaiv cov ntaub ntawv stamping: Xaiv cov ntawv ci txhuas uas muaj cov khoom zoo, ntawv ci kub, thiab lwm yam rau kev stamping, ua ke nrog cov txheej nplaum kub yaj uas zoo rau ib puag ncig, xyuas kom meej tias cov hlau ci ntsa iab tag nrho (kub suav nrog kub ci thiab kub matte, nyiaj suav nrog nyiaj ci thiab nyiaj matte), thiab tsis muaj cov tshuaj lom neeg uas tso tawm; rau cov menyuam yaus thiab cov xwm txheej sib cuag nrog zaub mov, xaiv cov ntawv ci stamping uas ua tau raws li cov qauv kev nyab xeeb ntawm zaub mov kom ntseeg tau tias muaj kev nyab xeeb ntawm kev siv.

- Txoj kev stamping tseem ceeb: Siv cov txheej txheem stamping kub, los ntawm cov phaj stamping customized (nrog engraving raug txog li 0.1 hli) kom meej meej hloov cov ntawv ci stamping mus rau qhov chaw ntawm cov khoom siv spunlace - kho qhov kub stamping (120-160 ℃ adjustable), siab (0.3-0.6MPa), thiab lub sijhawm (0.5-2 vib nas this) raws li qhov tuab ntawm cov khoom siv hauv paus: rau cov ntaub ntawv nyias nyias (30-80g / ㎡), siv qhov kub qis luv luv stamping kom tsis txhob muaj cov khoom siv hauv paus deformation; rau cov ntaub ntawv tuab (80-180g / ㎡), nce qhov kub thiab siab kom tsim nyog kom ntseeg tau tias qhov tob ntawm cov txheej stamping; txhawb ntau txoj hauv kev xws li stamping tiaj tus, stamping hauv zos, thiab stamping qauv tas mus li, kom ua tiav kev nthuav qhia meej ntawm cov qauv nyuaj xws li LOGOs, cov qauv, thiab cov ntawv nyeem.

- Kev txhawb nqa tom qab ua tiav: Tom qab stamping, raws li qhov yuav tsum tau ua, ua qhov chaw kub qis (70-80 ℃) kev kho mob kom txhim kho qhov nplaum ntawm cov txheej stamping rau cov khoom siv hauv paus; rau cov khoom uas xav tau kev ntxuav dej (xws li cov khoom siv khaub ncaws), kev kho mob ntxiv ntxuav dej yog ua kom ntseeg tau tias cov txheej stamping tsis poob lossis ploj tom qab 5 dej ntxuav, tswj cov qauv qub.

3. Cov yam ntxwv tshwj xeeb ntawm cov khoom: Ob qho kev txhawb nqa ntawm kev kho kom zoo nkauj thiab kev siv tau zoo

Kev cia siab rau cov khoom siv spunlace zoo thiab cov txheej txheem kub thiab nyiaj stamping meej, peb cov kub thiab nyiaj stamping spunlace tsis-woven ntaub muaj qhov sib tw tshwj xeeb ntawm "kev zoo nkauj zoo nkauj + cov khoom siv hauv paus zoo dua", txawv ntawm cov khoom siv kub thiab nyiaj stamping ib txwm muaj:

- Cov qauv hlau zoo nkauj, cov txheej zoo nkauj nplua nuj: Cov txheej kub thiab nyiaj stamping muaj cov luster tag nrho thiab sib xws, tsis muaj qhov tsis zoo xws li stamping tsis nco qab lossis number case smearing, thiab tuaj yeem nthuav tawm cov qauv sib txawv xws li qhov chaw ci thiab qhov chaw matte, ua ke nrog cov xim hauv paus ntawm cov khoom siv spunlace (kho tau rau cov khoom siv hauv paus xim), tuaj yeem tsim cov nyhuv kho kom zoo nkauj peb-seem ntawm "hlau luster + xim sib piv hauv paus"; txhawb cov qauv zoo (qhov dav kab tsawg kawg nkaus 0.2 hli) thiab thaj chaw loj puv nplooj ntawv stamping, tuaj yeem siv rau cov khoom me me LOGOs, lossis cov ntaub kho kom zoo nkauj hauv thaj chaw loj, ua tau raws li cov kev xav tau kho kom zoo nkauj sib txawv. - Cov txheej nias cua sov yog khov kho thiab ruaj khov, haum rau ntau yam xwm txheej: Los ntawm kev kho ua ntej thiab kev tswj hwm qhov tseeb ntawm cov txheej txheem nias cua sov, cov txheej kub thiab nyiaj kub-nias muaj kev nplaum zoo (nrog rau 1-qib kev xeem nplaum raws li kev xeem ib puas-grid), thiab tseem nyob ruaj khov tom qab kev sib txhuam rov ua dua (500 qhov kev xeem sib txhuam qhia tsis muaj kev sib cais pom tseeb) thiab folding (1000 qhov kev xeem folding qhia tsis muaj kev tawg); Nws muaj kev tiv thaiv huab cua zoo heev, tswj nws cov qauv rau 3-5 xyoos yam tsis muaj kev ploj thaum siv hauv tsev, thiab tuaj yeem tiv taus lub hnub ci thiab nag thaum siv sab nraum zoov luv luv (xws li rau kev kho kom zoo nkauj hauv kev ua koob tsheej), tiv thaiv kev poob xim sai.

- Nws kuj tseem yuav tsum xav txog qhov kev ua tau zoo yooj yim, tsis muaj qhov tsis zoo hauv kev siv: Tom qab kub thiab nyiaj nias, cov ntaub tsis-woven uas tsis muaj dej tseem khaws nws qhov yooj ywm, ua pa tau, thiab cov yam ntxwv zoo rau daim tawv nqaij - thaum siv tawm tsam daim tawv nqaij, tsis muaj qhov tawv nqaij tawv, thiab thaum tais thiab khaws cia, tsis muaj cov kab nrib pleb seem. Qhov ua pa tau ntawm cov ntaub yog txo los ntawm ≤10% piv rau cov khoom qub; Tsis zoo li cov ntaub ntawv ib txwm muaj uas ua rau puas tsuaj thiab tsis muaj pa tau, cov khoom no tuaj yeem hloov kho rau kev dai sab nraum zoov, kho kom zoo nkauj ze, thiab siv dua, ua tiav "ob qho tib si tsos thiab kev siv tau".

- Nws muaj qib siab ntawm kev hloov kho, ua tau raws li tus kheej xav tau: Los ntawm cov khoom siv, qhov hnyav, thiab xim ntawm cov khoom siv hauv paus, mus rau cov qauv, ci ntsa iab, thiab ntau yam ntawm kev nias cua sov, txhua yam tuaj yeem hloov kho tag nrho thoob plaws hauv cov txheej txheem; Nws txhawb nqa kev tsim khoom me me (nrog rau qhov tsawg kawg nkaus ntawm 500 meters) thiab kev tsim qauv sai (nrog cov qauv npaj txhij hauv 3-5 hnub ua haujlwm), ua rau cov lus teb sai rau cov neeg siv khoom cov kev xav tau tsim tus kheej, pab cov neeg siv khoom tsim cov khoom sib txawv.

4. Cov teb tseem ceeb ntawm daim ntawv thov: Npog ntau yam xwm txheej, ua kom muaj kev txhim kho qib ntawm qhov tsos

Nrog ob qhov zoo ntawm "cov yam ntxwv ntawm cov khoom siv hauv paus uas muaj dej tawm + kev nias cua sov thiab kev kho kom zoo nkauj nyiaj", peb cov ntaub tsis-woven uas nias cua sov thiab nyiaj uas muaj dej tawm tau siv dav hauv kev ntim khoom plig, kho kom zoo nkauj hauv tsev, khoom siv khaub ncaws, khoom siv hauv kev ua koob tsheej, thiab lwm yam, ua qhov kev txhawb nqa tseem ceeb rau cov neeg siv khoom cov khoom "kev txhim kho qib tsos":

- Hauv kev ntim khoom plig: Cov qauv zoo, txhim kho tus nqi khoom plig: Xaiv cov paj rwb + viscose cov ntaub ntawv hauv paus, sib xyaw nrog kub ci, nyiaj, thiab lwm yam. Cov qauv kub nias, ua cov hnab ntim khoom plig, cov ntaub sab hauv rau cov thawv khoom plig, cov ntawv ntim cawv, thiab lwm yam. - Cov khoom siv hauv paus mos mos ua ke nrog kev kho kom zoo nkauj ci ntsa iab tam sim ntawd txhim kho cov qauv zoo ntawm khoom plig; Cov cim lag luam hloov kho tau, cov qauv kev ua koob tsheej, thiab lwm yam, tsim nyog rau kev muab khoom plig rau hnub so, khoom plig ua lag luam, thiab lwm yam, ua rau khoom plig pom tseeb dua thiab nco qab.

- Hauv kev kho kom zoo nkauj hauv tsev: Kev kho kom zoo nkauj rau tus kheej, tsim kom muaj huab cua: Xaiv cov khoom siv polyester + xyoob fiber, ua cov ntaub thaiv qhov rais, cov ntaub npog hauv ncoo, cov ntaub pua rooj, cov ntaub kho kom zoo nkauj phab ntsa, thiab lwm yam. - Kev kho kom haum rau cov qauv kub-nias (xws li cov qauv European, cov qauv yooj yim) raws li tus qauv hauv tsev, cov xim ci ntsa iab thiab cov xim hauv tsev sib haum xeeb, tsim kom muaj huab cua zoo nkauj, sov so lossis tus kheej; Cov khoom siv hauv paus yog ntxuav tau thiab ruaj khov, yooj yim rau kev ntxuav thiab txij nkawm txhua hnub, haum rau chav nyob, chav pw, chav noj mov, thiab lwm yam.

- Hauv kev lag luam khaub ncaws: Cov ntsiab lus zoo tshaj plaws, qhia txog qhov zoo: Xaiv paj rwb, cov ntaub viscose, ua cov ntawv lo rau khaub ncaws, cov ntawv tes tsho, cov ntaub dai kom zoo nkauj, phuam qhwv caj dab, thiab lwm yam. - Cov ntaub ntawv hauv paus uas zoo rau daim tawv nqaij thiab ua pa tau zoo rau kev hnav kom haum, thiab cov cim lossis cov qauv uas nias cua sov ntxiv cov ntsiab lus rau cov khaub ncaws; Tiv taus kev ntxuav maj mam, tsis yooj yim rau kev sib cais lossis ploj mus, haum rau cov khaub ncaws zoo nkauj, khaub ncaws menyuam yaus, khaub ncaws kab lis kev cai, thiab lwm yam.

- Hauv cov khoom lag luam kev ua koob tsheej: Muaj huab cua zoo, siv ntau zaus: Xaiv cov khoom siv polyester, ua cov ntawv paj ntaub caij nplooj ntoos hlav, cov cim zoo, cov khoom dai kom zoo nkauj rau kev ua koob tsheej, cov ntaub dai kom zoo nkauj rau tog, thiab lwm yam. - Cov qauv kev ua koob tsheej kub-nias nrog kub thiab nyiaj (xws li cov cim zoo, huab zoo, daus daus) tuaj yeem tsim kom muaj huab cua zoo sai sai; Cov khoom siv hauv paus muaj zog thiab ruaj khov, tso cai rau kev tais thiab khaws cia ntau zaus, nyob hauv cov qauv rau ntau xyoo, zoo dua rau ib puag ncig thiab ruaj khov dua li cov khoom lag luam ntawv ua koob tsheej ib txwm muaj.

- Hauv kev coj noj coj ua thiab kev lag luam: Kev qhia tus kheej, kev xa tawm hom lag luam: Xaiv cov khoom siv xim tshwj xeeb thiab nias cua sov nrog cov cim tshwj xeeb, ua cov ntawv sau kab lis kev cai, cov tsho sau ntawv, cov ntaub ntawv ua lag luam, cov ntaub keeb kwm yav dhau los, thiab lwm yam. - Kev sib xyaw ua ke ntawm cov khoom lag luam nrog cov qauv hlau, nws qhia txog lub npe lag luam thaum qhia txog qhov zoo, tsim nyog rau kev tsim khoom kab lis kev cai, kev txhawb nqa lag luam, thiab lwm yam.

5. Kev cog lus rau hom lag luam: Ib txwm tswj hwm qhov zoo, kev sib pab sib pab thiab yeej-yeej

Txij li thaum nws tau tsim, Changshu Yongdeli Spunlaced Nonwoven Fabric Co., Ltd. yeej ib txwm suav tias "kev zoo ruaj khov" ua nws txoj hauv kev loj hlob tseem ceeb, koom ua ke thoob plaws hauv tag nrho cov txheej txheem ntawm kev tsim cov ntaub kub thiab nyiaj embossed nonwoven. Nws tiv thaiv tus nqi kho kom zoo nkauj thiab kev siv cov khoom ntawm cov neeg siv khoom nrog kev ua haujlwm thiab lub luag haujlwm:

- Cov khoom siv raw kawg: Xaiv cov neeg muab khoom ntawm cov fiber staple thiab embossing foil, thiab txhua pawg ntawm cov khoom siv raw yuav tsum muab cov ntawv ceeb toom tshuaj xyuas zoo thiab cov ntawv pov thawj kev nyab xeeb (embossing foil xav tau kev kuaj hlau hnyav thiab daim ntawv pov thawj ib puag ncig). Tom qab peb rov tshuaj xyuas (cov khoom sib xyaw ua ke ntawm fiber, cov khoom siv hauv paus tiaj tus, embossing foil glossiness) tau tsim nyog, lawv tuaj yeem siv los xyuas kom meej tias qhov zoo ntawm qhov chaw txhim khu kev qha.

- Qhov kawg ntawm kev tsim khoom: Nruab nrog pab pawg tshuaj xyuas zoo tshaj plaws thiab cov khoom siv kuaj xyuas meej (cov cuab yeej ntsuas kev nplaum, cov cuab yeej ntsuas kev sib txhuam, cov cuab yeej ntsuas kev ci ntsa iab), kev kuaj xyuas cov qauv tiag tiag yog ua rau ntawm cov cim tseem ceeb xws li qhov tiaj tus ntawm cov khoom siv, qhov tseeb ntawm cov qauv embossing, kev nplaum, thiab kev ci ntsa iab. Cov qauv ntawm txhua pawg khoom khaws cia rau yav tom ntej kom tiv thaiv cov teeb meem xws li "cov qauv tsis meej, cov txheej embossing tsis sib cais, thiab kev ci ntsa iab tsis sib xws".

- Qhov kawg ntawm kev pabcuam: Peb muab kev pabcuam tag nrho rau cov neeg siv khoom los ntawm "kev sib txuas lus thov - kev xaiv cov khoom siv - kev tsim qauv zoo - kev hloov kho cov txheej txheem embossing - kev tsim qauv piv txwv - kev tsim khoom ntau - kev taug qab tom qab muag". Peb muab cov lus qhia txog cov txheej txheem rau cov qauv tsis sib xws thiab nyuaj. Yog tias cov neeg siv khoom muaj cov kev xav tau tshwj xeeb rau kev ntxhib los mos thiab kev nplaum, lawv tuaj yeem hloov kho cov txheej txheem sai sai kom ntseeg tau tias cov khoom ua tau raws li cov xwm txheej siv tiag tiag.

Yav tom ntej, peb yuav txuas ntxiv ua raws li "cov neeg siv khoom xav tau", tshawb nrhiav thiab txhim kho cov txheej txheem embossing thiab kub / nyiaj embossing (xws li kev tsim cov gradient embossing thiab peb-seem embossing cov txheej txheem tshiab), nthuav dav cov hom ntaub ntawv tseem ceeb thiab cov xwm txheej siv, thiab siv zog los ua tus neeg muab khoom "zoo txhim khu kev qha, hloov kho tau yooj yim, kev pabcuam tshaj lij" hauv kev lag luam ntawm cov ntaub embossed nonwoven nrog kub thiab nyiaj. Peb yuav ua haujlwm nrog cov neeg siv khoom kom ua tiav lub hom phiaj kev txhim kho mus sij hawm ntev ntawm "kev koom tes mus sij hawm ntev, kev sib pab thiab yeej-yeej", thiab ua ke txhawb kev tsim kho tshiab thiab kev txhim kho ntawm cov ntaub zoo nkauj nonwoven.