Qhov cuam tshuam ntawm Kev Kub Siab Vulcanization rau Qhov Zoo ntawm Silicone Bra Tapes

Rau cov poj niam uas nyiam qhov xis nyob thiab qhov zoo nkauj,silicone braCov ntaub nplaum tsis yog cov khaub ncaws sib deev uas peb tsis paub lawm. Txawm tias koj hnav nrog ib lub tiab tsis muaj nraub qaum lossis ib daim tiab luv luv, lossis siv ua lwm txoj hauv kev rau cov ris tsho hauv qab ib txwm muaj, daim ntaub nplaum silicone zoo muab kev paub txog kev sib deev ntawm "kev txhawb nqa uas tsis pom." Txawm li cas los xij, ob peb tus neeg paub tias qhov tseem ceeb rau daim ntaub nplaum silicone ua rau lub ris tsho hauv qab ua pa tau, tiv taus kev plam, thiab ua tau ntev yog nyob tom qab "txheej txheem vulcanization kub heev." Niaj hnub no, peb yuav kawm txog cov thev naus laus zis tseem ceeb no thiab tshuaj xyuas seb nws cuam tshuam li cas rau txhua yam zoo ntawm cov ntaub nplaum silicone.

Ua ntej, nkag siab txog cov txheej txheem: Kev siv high-temperature vulcanization (HTV) yog dab tsi? Vim li cas nws thiaj yog "tus qauv kub" rau cov ntaub nplaum silicone bra?

Ua ntej tham txog qhov cuam tshuam rau qhov zoo, peb yuav tsum xub piav qhia meej: Kev Siv Kub Siab (HTV) tsis yog tsuas yog "kev ua kom sov zoo li qub" tab sis yog "kev hloov pauv molecular" hauv cov ntaub ntawv silicone. Hais yooj yim, silicone yog cov khoom siv polymer uas muaj cov saw hlau siloxane. Cov saw hlau tsis muaj vulcanized, cov saw hlau molecular yog xoob, mos, thiab tsis ruaj khov. Lawv yooj yim deform thaum raug cua sov thiab plam thaum raug dej, ua rau lawv tsis muaj peev xwm ua tau raws li qhov yuav tsum tau siv dua thiab cov ntaub qhwv mis uas haum rau daim tawv nqaij. Lub hauv paus ntawm cov txheej txheem vulcanization kub siab yog siv qhov kub siab ntawm 150-200 ° C, ua ke nrog cov neeg sawv cev vulcanizing xws li sulfur thiab peroxide, los tsim cov "cross-links" muaj zog ntawm cov saw hlau molecular silicone. Cov molecule xoob no ces "woven" rau hauv ib lub network peb-seem, zoo li kev sib xyaw cov xov paj rwb xoob rau hauv cov ntaub ruaj khov. Qhov no hloov pauv cov khoom siv lub cev ntawm silicone.

Vim li cas nws thiaj li dhau los ua "tus qauv kub" rau cov khoom siv silicone zoo? Kev sib piv nrog cov txheej txheem vulcanization kub qis (LTV) thiab cov txheej txheem vulcanization kub hauv chav (RTV) qhia tau qhov no: thaum vulcanization kub qis muab cov nqi qis dua thiab lub sijhawm ua tiav sai dua, nws kuj muaj qhov tsis txaus ntawm cov molecular cross-linking density, ua rau cov khoom tiav lawm yooj yim rau kev daj thiab laus. RTV vam khom cov tshuaj lom neeg, uas tuaj yeem tawm cov tshuaj lom neeg thiab txo nws lub zog piv rau vulcanization kub siab. Tsuas yog vulcanization kub siab tuaj yeem ua qhov sib npaug zoo meej ntawm kev nyab xeeb thiab kev ruaj khov, ib qho txheej txheem uas cov khoom lag luam silicone siab kawg tau ua raws li.

Qhov thib ob, Kev Tshawb Fawb tob tob: Kev kub siab Vulcanization cuam tshuam li cas rau tsib lub ntsiab lus tseem ceeb ntawm Silicone Bra Pads?

Seb lub ntaub qhwv silicone puas tsim nyog yuav nyob ntawm tsib yam tseem ceeb: kev nyab xeeb, qhov haum, kev ua pa tau, kev ruaj khov, thiab kev tsis pom. Cov txheej txheem vulcanization kub siab, los ntawm kev tswj hwm cov yam ntxwv xws li kub, sijhawm, thiab siab, txiav txim siab ncaj qha rau kev ua haujlwm ntawm lub ntaub qhwv hauv cov cheeb tsam no.

1. Kev Nyab Xeeb: Txij li "Kev Ua Rau Mob Siab" mus rau "Kev Nyab Xeeb Rau Niam thiab Menyuam Mos"
Cov poj niam uas xaiv cov ntaub qhwv silicone bra ua rau daim tawv nqaij rhiab heev yog qhov teeb meem loj. Cov ntaub qhwv tsis zoo tuaj yeem ua rau liab, o, thiab khaus vim muaj cov tshuaj lom neeg seem hauv cov khoom. Cov txheej txheem vulcanization kub siab ua haujlwm ua "kev ntxuav ntuj." Ua ntej, qhov kub siab ua rau cov khoom seem tsawg-molecular (xws li cov roj silicone volatile) hauv cov khoom siv silicone raw, uas yog qhov ua rau khaus tawv nqaij. Qhov thib ob, cov silicone vulcanized tag nrho tswj cov qauv molecular ruaj khov, tiv thaiv kev tso tawm cov tshuaj lom neeg thaum hnav.

Peb lub chaw kuaj mob tau sim ob lub ntaub qhwv mis: Cov ntaub qhwv mis uas siv cov txheej txheem vulcanization kub siab pom tias tsis muaj cov tshuaj lom (xws li formaldehyde thiab cov hlau hnyav), ua tau raws li cov qauv kev nyab xeeb rau cov khoom siv rau niam thiab menyuam mos. Txawm li cas los xij, cov ntaub qhwv mis uas siv cov txheej txheem vulcanization kub qis muaj cov organic compound volatile ntau dua peb zaug ntawm tus qauv. Rau cov ntawv thov uas xav tau kev hnav ntev (xws li kev tshoob kos thiab kev ua yeeb yam), qhov kev lees paub "tsis ua rau khaus" uas muab los ntawm cov txheej txheem vulcanization kub siab yog qhov tseem ceeb tshaj plaws.

2. Kev Haum thiab Tiv Thaiv Kev Poob: Qhov Zais Cia rau "Tawv Thib Ob" Kev Haum

Lub luag haujlwm tseem ceeb ntawm cov ntaub qhwv mis silicone yog "kev txhawb nqa uas tsis pom," uas vam khom qhov haum zoo thiab tiv thaiv kev plam. Muaj ntau tus neeg yws tias "cov ntaub qhwv mis plam tom qab hnav ob peb feeb xwb," thiab qhov teeb meem nyob ntawm cov txheej txheem vulcanization. Thaum lub sijhawm kub siab vulcanization, qhov sib xws ntawm cov molecular cross-linking cuam tshuam ncaj qha rau qhov nro ntawm qhov chaw ntawm silicone. Thaum qhov kub thiab txias ruaj khov ntawm kwv yees li 180 ° C thiab lub sijhawm kho tau tswj hwm hauv 10-15 feeb, cov molecule silicone tsim cov qauv sib txuas thiab sib xws, ua rau muaj "cov qauv me me" zoo ntawm qhov chaw. Cov qauv no tsis nplaum zoo li kua nplaum, tab sis lo rau ntawm daim tawv nqaij los ntawm "cov zog intermolecular," tiv thaiv kev plam txawm tias thaum tawm hws thiab ua si.

Ntawm qhov tod tes, yog tias qhov kub ntawm qhov vulcanization qis dhau (piv txwv li, qis dua 120 ° C), qhov kev sib txuas ntawm cov molecular tsis txaus, ua rau muaj qhov chaw ntxhib thiab yooj yim muaj qhov sib txawv thaum siv. Qhov no tuaj yeem ua rau poob qhov lo tom qab hws nkag mus. Qhov kub ntau dhau (ntau tshaj 220 ° C) tuaj yeem ua rau muaj kev sib txuas ntau dhau, ua rau "cov chaw tawv," uas tsis tsuas yog cuam tshuam rau qhov kev xav kov tab sis kuj ua rau lub foob puas tsuaj. Tsuas yog cov txheej txheem vulcanization kub siab uas tswj tau zoo tuaj yeem ua kom ntseeg tau tias cov khoom siv silicone mis ua tiav qhov "zoo li daim tawv nqaij thib ob".

3. Ua pa tau: Tus yuam sij rau kev hais lus zoo rau "Hws hauv qab"

Muaj ntau tus neeg xav tias cov silicone tsis nkag tau, tab sis cov silicone zoo uas ua rau lub mis ua pa tau thiab tiv thaiv kev tawm hws. Qhov no yog ua tsaug rau cov txheej txheem vulcanization kub heev.

Thaum lub sijhawm ua kom sov siab, los ntawm kev kho qhov tsim ntawm pwm thiab lub siab ntawm kev ua kom sov, cov kav dej ua pa tau tsim nyob rau hauv cov silicone. Cov kav dej no, ntsuas tsuas yog 0.1-0.5 microns hauv txoj kab uas hla, loj txaus kom cua thiab dej pa ntws tau yooj yim yam tsis muaj kev xoob cov qauv silicone. Peb tau ua qhov kev sim sib piv: siv cov ntaub qhwv mis kub siab rau cov khoom siv kuaj ua pa uas tsim los ua qauv tawv nqaij, qhov nrawm ntawm kev kis cov pa dej ntawm cov ntaub qhwv mis kub siab yog 2.3 npaug ntawm cov ntaub qhwv mis silicone txheem. Qhov no txhais tau tias txawm tias nyob rau lub caij ntuj sov, cov ntaub qhwv no tuaj yeem txo qhov tsis xis nyob ntawm kev hws hauv siab thiab kev txhaws.

Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias cov kav dej uas ua pa tau no tsis yog "qhov" tab sis yog tsim los ntawm ntuj thaum lub sijhawm vulcanization. Qhov kub siab ua rau cov npuas me me hauv silicone sib npaug, uas tom qab ntawd ua rau cov kav dej ua pa tau ruaj khov tom qab vulcanization. Yog tias siv qhov kub qis vulcanization, cov npuas hauv silicone yuav yooj yim sib sau ua ke rau hauv cov qhov loj, uas ua rau lub cev tsis ruaj khov. Qhov no yog qhov ua rau cov daim tawv nqaij ntawm lub mis feem ntau tsis muaj cua lossis yooj yim tawg.

4. Kev Ruaj Khov: Txij li "Pov Tseg Tau" mus rau "Siv Tau Dua 50+ Zaug"
Qhov kev siv nyiaj ntawm cov khoom siv silicone zoo rau lub mis feem ntau pom tseeb hauv lawv "tus lej ntawm kev siv." Ntau tus neeg pom tias cov khoom siv pheej yig rau lub mis ua rau lub mis puas, daj, thiab poob lawv qhov nplaum tom qab siv ob peb zaug xwb, thaum cov khoom siv zoo rau lub mis tuaj yeem siv tau ntau dua 50 zaug. Qhov sib txawv tseem ceeb yog nyob rau hauv "kev ruaj khov ntawm cov qauv" uas tau los ntawm kev siv vulcanization kub siab.

Cov silicone uas tau vulcanized tag nrho muaj cov molecular cross-links muaj zog heev, ua rau nws tiv taus kev hnav thiab tsim kua muag ntawm kev siv txhua hnub, xws li kev ncab, kev ntxuav, thiab kev raug tshav ntuj.

Kev tsis kam ncab: Tom qab raug ncab mus rau ob npaug ntawm nws qhov ntev qub, nws rov qab mus rau nws cov duab qub thaum tso tawm, yam tsis muaj kev hloov pauv lossis sagging.

Kev Ntxuav Tau: Qhov nplaum ntawm qhov chaw tsis yooj yim ploj tom qab ntxuav nrog dej lossis cov tshuaj ntxuav tes tsis muaj zog - qhov no yog vim tias cov qauv molecular ruaj khov tsis raug puas tsuaj los ntawm cov dej noo.

Kev tiv thaiv kev laus: Nws tiv taus kev daj thiab tawv tom qab raug cua lossis tshav ntuj ntev, thiab nws lub neej yog 3-5 npaug ntawm cov khoom siv silicone mis ib txwm muaj.

Peb tau sim ua ib daim ntaub qhwv mis uas kub heev: tom qab hnav nws tas li 10 teev thiab ntxuav nws 50 zaug, nws tseem zoo li qub 90%, thaum cov ntaub qhwv mis ib txwm yuav hloov pauv tom qab 10 zaug xwb. Rau cov neeg siv khoom uas nrhiav tus nqi siab, qhov ruaj khov uas los ntawm cov txheej txheem vulcanization kub heev yog qhov tsis muaj qhov tsis ntseeg tias yog qhov ntsuas txuag nyiaj zais cia.

5. Kev Tsis Pom Kev: Kev Tswj Xyuas Kom Paub Tseeb ntawm "Zoo Li Tsis Muaj Dab Tsi"

Qhov tsis pom ntawm cov ntaub nplaum mis silicone tsis yog nyob ntawm seb xim puas sib xws nrog cov tawv nqaij xwb, tab sis kuj nyob ntawm seb cov khoom siv pob tshab thiab ntug tiav li cas - cov ntsiab lus uas kuj cuam tshuam los ntawm cov txheej txheem vulcanization kub siab.

Thaum lub sijhawm ua kom sov siab, cov silicone qhov ntsuas refractive hloov pauv nrog rau qhov ceev ntawm molecular crosslinking. Thaum cov txheej txheem vulcanization raug kho kom raug, silicone tuaj yeem ua tiav cov qauv translucent ze rau daim tawv nqaij, es tsis yog cov mis nyuj, cov tsos ntawm cov silicone pheej yig dua. Qhov no tseem ceeb heev thaum ua ke nrog cov khaub ncaws xim dawb. Ntxiv mus, cov silicone vulcanized tag nrho tuaj yeem muaj cov npoo nyias dua (mus txog 0.1 hli) thiab tiv taus curling. Muaj ntau tus neeg yws txog qhov tsos txawv txawv ntawm cov npoo ntawm daim kab xev bra. Qhov no yog vim tias cov npoo silicone tsis tau vulcanized tag nrho, ua rau muaj kev tawv heev thiab nyiam tsa thaum ua ub no.

Peb piv ob daim kab xev mis uas muaj tib xim sib piv: daim kab xev mis uas muaj qhov kub thiab txias heev muaj qhov hloov pauv ntawm ntug du, ua rau nws tsis pom thaum siv rau ntawm daim tawv nqaij; thaum, cov ntug ntawm daim kab xev mis ib txwm tuab dua thiab muaj "kab sib cais," uas tuaj yeem cuam tshuam lub hnub ci tau yooj yim. Rau cov sijhawm uas xav tau "qhov tsis pom kev zoo tshaj plaws" (xws li cov tiab tshoob thiab cov tiab tulle), kev saib xyuas kom meej txog cov ntsiab lus uas ua tiav los ntawm kev ua kom sov siab yog qhov tseem ceeb rau kev zoo nkauj.

Qhov thib peb, phau ntawv qhia kom tsis txhob muaj teeb meem: Koj yuav paub li cas los ntawm kev saib cov ntsiab lus seb lub ncoo mis silicone puas yog ua los ntawm kev vulcanization kub siab?

Tom qab nkag siab txog qhov zoo ntawm kev siv vulcanization kub siab, ntau tus neeg nug tias, "Kuv yuav paub li cas yog tias lub ntaub qhwv mis siv cov txheej txheem no thaum yuav khoom?" Qhov tseeb, peb qhov kev sim yooj yim "kov thiab saib" tuaj yeem qhia qhov txawv sai sai:

1. Kov: "Mos tab sis tsis sagging, springy tab sis tsis nplaum"
Cov ntaub qhwv mis silicone uas kub thiab mos muaj qhov zoo li mos mos, tab sis lawv txhawb nqa tau zoo heev. Maj mam nias nrog koj tus ntiv tes thiab lawv yuav rov qab los sai sai yam tsis tawg lossis puas. Cov ntaub qhwv mis silicone ib txwm muaj, ntawm qhov tod tes, yog tawv dhau (vim tsis tau ua kom sov qis) lossis nplaum dhau (vim muaj cov tshuaj seem los ntawm kev ua kom sov hauv chav). Ntxiv mus, qhov saum npoo ntawm cov ntaub qhwv mis uas kub thiab mos yog du thiab tsis muaj cov noob, uas yog qhov cuam tshuam ncaj qha ntawm kev sib txuas ntawm cov molecular.

2. Xim: "Pom tseeb, ze rau xim tawv nqaij, tsis muaj daj"
Cov ntaub nplaum hauv siab uas kub thiab zoo feem ntau yog xim pob tshab zoo li daim tawv nqaij, tsis yog dawb kiag li. Thaum muab tso rau hauv lub teeb, yuav pom me ntsis "pom tseeb", thiab xim tag nrho yog sib xws, tsis muaj daj lossis tsis ci. Cov ntaub nplaum hauv siab ib txwm muaj, ntawm qhov tod tes, feem ntau yog dawb mis nyuj thiab feem ntau yuav daj nyob ib ncig ntawm ntug (vim muaj cov tshuaj sib xyaw ua ke qis).

3. Kev Ruaj Khov: "Tsis muaj xim dawb tom qab ncab, tsis muaj kev tshem tawm tom qab ntxuav."
Maj mam li ncab cov npoo ntawm daim ntaub qhwv hauv siab uas muaj qhov kub siab nrog koj cov ntiv tes. Cov ntaub qhwv hauv siab uas muaj qhov kub siab yuav tsis qhia tias dawb (lawv cov qauv molecular ruaj khov thiab tiv taus kev tawg), thiab lawv yuav rov qab mus rau lawv cov duab qub tam sim ntawd tom qab tso tawm. Cov ntaub qhwv hauv siab ib txwm, ntawm qhov tod tes, feem ntau yuav dawb lossis tawg tom qab ncab. Ntxiv mus, yaug daim ntaub qhwv hauv siab nrog dej huv thiab cua ziab nws yuav tsis txo qhov nplaum ntawm cov ntaub qhwv hauv siab uas muaj qhov kub siab, thaum cov ntaub qhwv hauv siab ib txwm yuav poob lossis poob lawv qhov nplaum. Tsis tas li ntawd, koj tuaj yeem tshawb xyuas "Cov Lus Piav Qhia Txog Txheej Txheem" ​​ntawm nplooj ntawv cov ntsiab lus khoom. Cov hom lag luam muaj koob npe yuav qhia meej meej tias "Kev Vulcanization Kub Siab" thiab yuav muab cov ntawv qhia kev nyab xeeb cuam tshuam (xws li SGS lossis FDA daim ntawv pov thawj). Cov khoom tsis zoo feem ntau tsis suav nrog cov txheej txheem tag nrho lossis siv cov lus tsis meej xws li "silicone zoo rau ib puag ncig" los npog qhov tsis zoo.

Qhov thib plaub. Kev ua tes ua taw yog lub hauv paus, qhov zoo yog cov txiv hmab txiv ntoo. Kev xaiv daim ntaub qhwv mis uas muaj qhov kub siab txhais tau tias xaiv "kev thaj yeeb nyab xeeb thiab kev nplij siab."

Txij ntawm "kev nyab xeeb" mus rau "kev tsis pom," los ntawm "haum" mus rau "kev ruaj khov," cov txheej txheem vulcanization kub siab zoo li tus kws ua tes ua tom qab, siv cov txheej txheem kev txawj ntse kom meej los tsim txhua qhov zoo ntawm daim ntaub silicone mis. Rau cov poj niam, xaivib lub mis siliconedaim ntaub uas ua los ntawm kev siv lub zog kub siab vulcanization tsis yog tsuas yog xaiv "ib daim uas haum rau daim duab xwb"; nws yog xaiv "kev thaj yeeb nyab xeeb uas tsis ua rau khaus," "kev ntseeg siab uas tsis plam," thiab "kev nplij siab uas tsis ua rau hws."

Nyob rau hauv lub ntiaj teb niaj hnub no, ntau thiab ntau lub npe nrov tau saib taus qhov tseem ceeb ntawm kev ua haujlwm tes ua. Lawv nkag siab tias tsuas yog los ntawm kev paub txog thev naus laus zis txij thaum pib lawv thiaj li tsim tau cov khoom uas ua rau cov neeg siv khoom txaus siab tiag tiag. Yog tias koj tab tom nrhiav rau daim ntaub qhwv mis silicone uas tuaj yeem "nrog koj mus ntev", koj yuav tsum pib los ntawm kev mloog zoo rau "txheej txheem vulcanization kub siab": nws yuav tsis raug luam tawm ncaj qha rau ntawm cov khoom ntim, tab sis nws yog qhov tseem ceeb tshaj plaws rau kev ntsuas seb daim ntaub qhwv mis puas "tsim nyog yuav".