Yog polyamide xov paj muaj kev nyab xeeb?

Polyamide Xov Paj, feem ntau hu ua Nylon, yog hluav taws xob fiber muab tau los ntawm petrochemicals. Txij li thaum nws muaj kev tsim muaj, nws tau pom muaj kev lag luam thoob plaws ntau ntau kev lag luam, los ntawm textiles thiab cov ris tsho yuav khoom lag luam thiab khoom siv kho mob. Raws li nws cov kev siv txuas ntxiv kom loj tuaj, cov lus nug txog kev nyab xeeb tau dhau los ua neeg muaj koob meej. Nkag siab txog qhov kev nyab xeeb ntawm nws yog qhov tseem ceeb rau ob qho chaw tsim khoom thiab cov neeg siv khoom.

Tshuaj lom neeg kuj thiab kev nyab xeeb hauv kev siv cov ntawv thov

Kuj mus rau Tshuaj

Ib qho ntawm cov khoom zoo tshaj plaws ntawm nws yog nws cov tshuaj tiv thaiv muaj zog. Nws tuaj yeem tiv thaiv cov corrosion ntawm ntau yam tshuaj lom neeg, nrog rau cov neeg sawv cev tu, cov kuab tshuaj, thiab cov tshuaj alkali. Qhov no yog ua kom pom nyob hauv cov khoom lag luam kws tshuaj, qhov twg polyamide xov xaws - raws cov cuab yeej siv tau siv cov tshuaj tiv thaiv tu nyob hauv cov chaw tsim khoom hauv cov chaw tsim khoom. Cov lus hauv qab no qhia tau cov tshuaj tsis kam ntawm nws hauv cov chaw sib txawv:

 

Tshuaj Yeeb Nkab	Kuj muaj qib	Ntxim rau Xov Xwm Xov Xwm
Cov neeg sawv cev huv si (piv txwv li, detergents)	Siab	Tsis muaj qhov hloov pauv tseem ceeb hauv kev teeb tsa lossis kev ua tau zoo
Organic kuab tshuaj (piv txwv li, ethanol)	Nruab Nrab - Siab	Cov khoom noj tsawg yuav tshwm sim, tab sis tsis muaj kev tsis txaus ntawm cov khoom siv me txhua yam
Dilute acids (piv txwv li, acetic acid)	Nruab nrab	Qee qhov txo qis hauv lub zog tom qab ntev - lub sij hawm raug, tab sis tseem tswj kev ua haujlwm
Dilute Bases (piv txwv li, sodium hydroxide)	Nruab nrab	Zoo ib yam li dilute acids, ntev - kev kis tau rau lub sij hawm yuav ua rau muaj kev txo me me

 

Cov tshuaj no ua kom muaj kev nyab xeeb ntawm cov khoom lag luam thiab cov tswj hwm hauv kev lag luam uas muaj tshuaj lom neeg siv tshuaj. Piv txwv li, hauv cov nroj tsuag tshuaj, polyamide - raws li conveyor cov kausm tuaj yeem thauj cov tshuaj lom neeg tsis muaj kev phom sij yooj yim, txo qhov kev pheej hmoo ntawm cov dej xau thiab raug xwm txheej.

Yooj yim - rau - cov khoom huv

Ntxiv nrog rau cov tshuaj tiv thaiv, nws muaj ib qho yooj yim - rau - cov khoom huv. Cov tshuaj ntxuav kom ib txwm tuaj yeem tshem tawm cov av thiab stains los ntawm cov khoom lag luam ua los ntawm nws. Qhov no muaj txiaj ntsig zoo hauv kev lag luam nrog kev nyiam nyiam huv si, xws li kev lag luam kho mob thiab khoom noj khoom haus. Hauv cov chaw kho mob, polyamide - raws li textiles tuaj yeem raug ntxuav tau yooj yim thiab sterilized, txo txoj kev pheej hmoo ntawm cross - paug. Hauv cov khoom noj ua khoom noj ua haus, khoom siv ua los ntawm polyamide xov tuaj yeem ntxuav tau sai ntawm cov khoom lag luam ntau lawm, ua kom muaj kev nyab xeeb rau kev nyab xeeb.

 

Durability - txiav txim siab muaj kev nyab xeeb

Lub zog siab tensile zog thiab ua tsis zoo

Nws muaj lub zog ua kom muaj zog ntau dua piv rau ntau yam muaj fiber ntau. Qhov siab tensile lub zog thiab kev puas ntsoog zoo ua rau nws muaj kev nyab xeeb hauv ntau yam kev siv. Nyob rau hauv cov khoom siv sab nraum zoov, xws li cov tsev pheeb suab thiab hlua, nws tuaj yeem tiv nrog cov hnav thiab kua txob, thiab huab cua huab cua phem. Cov lus hauv qab no piv rau lub zog tensile ntawm nws nrog lwm cov kev sib xws:

 

Hom Fais fab	Tensile lub zog (g / denier)	Puas Ua Haujlwm Ua Haujlwm (1 - 5}}, 5 ua qhov zoo tshaj plaws)
Polyamide Xov Paj	4 - 9	4 - 5
Ntaub paj	2.5 - 5	2 - 3
Plaub yaj	1 - 3.5	2 - 3

 

Thaum tshav kub kub thiab txias tsis kam

Polyamide cov xov paj ntxiv tseem ua rau pom cov cua sov zoo thiab txias kuj. Nws tuaj yeem tswj lub cev ruaj khov nyob rau hauv huab cua sov. Hauv kev lag luam hauv tsheb thiab aerospace, polyamide - raws li cov khoom siv tau raug rau ntau qhov kub. Hauv cov cav, qhov chaw kub yog tam sim no, polyamide seem tuaj yeem ua haujlwm yam tsis tau melting lossis deforming. Nyob rau hauv txias - chaw cia khoom lossis cov khoom siv kev hloov kho tub ceev xwm, nws tseem tuaj yeem tswj hwm nws lub zog thiab kev nyab xeeb thiab kev ntseeg tau ntawm cov khoom siv.

Elasticity thiab rov qab - kev cuam tshuam rau kev nyab xeeb hauv cov ntawv thov textile

Elasticity hauv cov ris tsho

Elasticity thiab rov qab cov khoom ntawm nws yog muaj txiaj ntsig zoo hauv kev lag luam textile. Hauv kev ua si nawv, xws li cov khaub ncaws bras thiab khoom ua si compression, nws muab qhov tsim nyog hloov thiab xis nyob. Nws tso cai rau cov ntaub kom ncab thiab rov qab mus rau nws cov qauv qub, kom ua kom haum rau lub cev nqaij daim tawv. Qhov no yog qhov tseem ceeb rau kev nyab xeeb thiab, raws li cov khaub ncaws - haum rau kev txav mus los thiab muaj peev xwm ua rau muaj xwm txheej. Piv txwv li, hauv kev ua si siab - kev ua kis las zoo li khiav lossis caij tsheb kauj vab - raws li cov kis las tuaj yeem txhawb nqa lub cev lossis txwv tsis pub muaj ntshav ncig.

Cov duab txij nkawm thaum ntxuav

Lwm qhov ntawm polyamide xov paj txoj kev elastic yog nws muaj peev xwm los tuav cov duab thaum ntxuav. Thaum cov textiles zoo nkauj yuav plam cov duab lossis wrinkle, xov paj polyamide - ua cov khaub ncaws khaws cia nws daim ntawv. Qhov no tsis tsuas yog txhim kho lub neej ntawm cov khaub ncaws tab sis kuj ua kom pom tias lub haum haum zoo sib xws nyob rau lub sijhawm. Tus neeg muaj kev nyab xeeb - cov khaub ncaws tseem ceeb, xws li hluav taws - cov cuab yeej siv ua haujlwm yog qhov tseem ceeb rau kev ua haujlwm kom raug thiab tiv thaiv tus hnav.

 

Kev Nyab Xeeb Hauv Kev Siv Kho Mob

Biocompatibility

Polyamide muaj cov biocompatibility zoo, uas ua rau nws haum rau siv hauv cov khoom kho mob. Phais sutures ua los ntawm cov polyamide tuaj yeem siv tau kev nyab xeeb hauv tib neeg lub cev raws li lawv tsis ua rau muaj kev tiv thaiv kab mob tseem ceeb. Cov hlab ntshav cuav thiab cov hlab ntshav ua los ntawm polyamide kuj muaj kev pheej hmoo ntawm kev ua kom muaj kev puas tsuaj rau tib neeg lub cev. Cov ntaub ntawv hauv qab no sau txog biocompatibilizes ntawm polyamide hauv cov ntawv thov kev kho mob:

 

Daim Ntawv Thov Kev Kho Mob	Theem biocompatibilibility	Muaj peev xwm txaus ntshai
Phais sutures	Siab	Kev pheej hmoo me me ntawm kev kis mob yog tias tsis yog kom sterilized kom zoo, tab sis kev pheej hmoo tsawg ntawm kev fab tshuaj tsis haum
Cov hlab ntsha dag	Nruab Nrab - Siab	Kev pheej hmoo me ntawm cov ntshav txhaws, tab sis txhua yam kom zoo - zam
Txoj kev lis ntshav leeg	Siab	Tsawg txoj kev pheej hmoo ntawm kev ua si lom neeg, uas yuav muaj kev phom sij hauv cov nyiaj loj

Kom tsis muaj menyuam

Cov cuab yeej kho mob thiab cov khoom yuav tsum ua kom tsis muaj menyuam tsis tu ncua. Nws tuaj yeem tiv taus cov menyuam tsis muaj menyuam tsis muaj menyuam, xws li autoclaving thiab ethylene oxide kom tsis muaj menyuam. Qhov no ua kom ntseeg tau tias cov khoom lag luam uas muaj kev nyab xeeb rau kev siv hauv chaw kuaj mob, txo qis kev pheej hmoo kis tau los ntawm cov khoom siv kho mob tsis huv.

 

Muaj kev txhawj xeeb txog kev nyab xeeb kev nyab xeeb

• Pilling hauv textiles

Ib qho ntawm qhov tsis zoo ntawm cov ntaub ntawm polyamide yog nws txoj kev nyiam noj. Pilling tshwm sim thaum cov pob me me ntawm fiber ntau daim ntawv ntawm cov ntaub vim cov ntaub vim kev sib txhuam. Thaum pilling tsis ncaj qha rau kev nyab xeeb kev nyab xeeb hauv ntau kis, nws tuaj yeem cuam tshuam cov tsos thiab kev ua tau zoo ntawm cov ntaub. Hauv cov khaub ncaws, ntau zog siv tshuaj yuav ua rau txo qis ntawm cov ntaub qhwv ntsej muag, uas tuaj yeem yog kev txhawj xeeb hauv cov khaub ncaws txias - khaub ncaws. Hauv cov ntawv thov kev muaj, pilling yuav cuam tshuam nrog kev ua haujlwm du ntawm cov tshuab yog tias polyamide - raws li textiles yog siv nyob ze - tiv toj.

• Thaum Tshav Kub Kub

Txawm hais tias nws muaj qee qib ntawm kub ua hauj, nws tseem muaj kev puas tsuaj rau kev puas tsuaj kub thaum muaj kub. Thaum muaj hluav taws, polyamide - cov ntaub ntawv raws li cov khoom siv yuav yaj thiab lo rau daim tawv nqaij, ua rau tawv nqaij loj. Nov yog kev txhawj xeeb kev nyab xeeb hauv kev lag luam uas phom sij rau kev phom sij, xws li kev tsim khoom ntawm cov khoom tawg lossis hauv cov chaw nrog cov nplaim taws qhib. Txawm li cas los xij, hauv qee cov ntawv thov, nplaim taws - kho cov neeg kho tau tuaj yeem thov rau Polyamide Xov Paj Los txhim kho nws cov hluav taws - kev ua haujlwm nyab xeeb.

• ODOR ceev

Polyamide ntaub muaj cov nyiam kom khaws cov ntxhiab tsw. Hauv cov khaub ncaws, qhov no tuaj yeem yog qhov teeb meem raws li nws yuav cuam tshuam rau kev nplij siab thiab kev nyiam huv ntawm tus neeg hnav. Hauv kev siv tshuaj khomob, tsw muaj peev xwm qhia tias muaj cov kab mob lossis lwm yam kev paug, uas yuav ua rau muaj kev pheej hmoo rau cov neeg mob. Kev ntxuav thiab kom zoo tuaj yeem pab txo kom tsis txhob muaj ntxhiab khaws, tab sis nws tseem muaj qhov teeb meem.

• Kev cuam tshuam ib puag ncig thiab kev nyab xeeb

Kev tsim cov polyamide xov yog lub zog - cov txheej txheem sib zog thiab kev siv tsis yog - cov khoom siv txuas ntxiv. Qhov no tsis tsuas yog cuam tshuam rau ib puag ncig tab sis kuj cuam tshuam tsis ncaj ncees rau kev nyab xeeb. Piv txwv li, rho tawm thiab ua cov khoom petrochemical raw tuaj yeem ua rau ib puag ncig cov pa paug, uas yuav tau ntev - lub sij hawm kev noj qab haus huv rau tib neeg kev noj qab haus huv.

 

Cov Qauv Kev Nyab Xeeb thiab Cov Cai

Cov Qauv Kev Lag Luam Textile

Hauv kev lag luam textile, muaj ntau cov qauv kev nyab xeeb cuam tshuam nrog xovtooj polyamide. Cov qauv no tau hais cov qauv no xws li cov nplaim hluav taws, cov chaw seem tshuaj, thiab xim xim. Piv txwv li, hauv European Union, cov khoom lag luam textile yuav tsum ua kom tau raws li qhov yuav tsum tau ua) cov kev cai, thiab txwv kev siv tshuaj tsis zoo rau hauv kev tsim khoom. Hauv Tebchaws Meskas, cov neeg siv khoom lag luam kev nyab xeeb cov neeg tau txais kev nyab xeeb (CPSC) teeb tsa cov qauv ntawm cov khaub ncaws thiab cov khoom lag luam textile kom paub meej txog kev nyab xeeb ntawm cov neeg siv khoom.

Cov Qauv Siv Kho Mob

Txog kev siv tshuaj kho mob, polyamide - raws li cov cuab yeej siv kho mob yog yuav ua rau cov kev cai nruj. Hauv Tebchaws Asmeskas, Chaw Tswj Xyuas Khoom Noj thiab Tshuaj Siv (FDA) tswj kev tsim khoom, sau npe, thiab kev lag luam ntawm cov khoom siv kho mob. Polyamide - Kev phais mob kom yaj, thiab lwm yam khoom siv kho mob yuav tsum ua kom tau raws FDA cov kev xav tau rau biocompatibility, kev muaj menyuam, thiab kev ua tau zoo. Hauv European Union, MRDR Cov Khoom Siv Khoom Siv (MRR) ua kom muaj kev nyab xeeb thiab ua haujlwm zoo ntawm cov cuab yeej kho mob, suav nrog cov uas tau ua los ntawm polyamide.