Ⅰ.}orig development
{0}} Product npawt nhpang: ZBEC (ZBDC) hpe shawng nnan e acron hte Compton hku nna gyin shalat wa ai.
Carcinogenic nitrosamines ni hpe galaw shapraw na matu n loi ai Carbamate hpe n-gun jaw ai wa hpe, n-gun jaw ai wa ZDEC(EZ/ZC), ZDBC(BZ), ZDMC(PZ), etc) a malai jai lang mai ai.
{0}} Product hpe gyin shalat ai lam: ZBEC (ZBDC) arung arai ni hpe 2008 ning kaw nna Miwa mungdan hta galaw shapraw ai wan jak law law a majaw matut manoi gram lajang da ai, dai gaw maigan mungdan ni a arung arai ni hpe jai lang ai lam hpe tsep kawp galai shai kau ya lu ai. Masha ni a myit maju jung ai lam hte grup yin hpe makawp maga ai lam hpe myit maju jung wa ai hte maren, galaw shapraw ai lam hte asak hkrung lam hpe hkan tam ai lam, grup yin hpe makawp maga ai rubber auxiliaries nnan a gat lawk myit mada lam hpe madi shadaw ai lam, hte 2008 ZBEC hpe n-gun jaw ai wa a range hte amounts jat wa na re{5}}.
2.tap mahkret
1. Ndai arung arai gaw, main (sh) karum ningtum jaw ai wa a grai lawan ai tsi ladat langai rai nna, grai lawan ai accelerator. Shingra tara hte seng ai rubber hte .
Synthetic rubber, NR hte SBR latex hta ndai tsi gaw grai lawan ai hku n-gun jaw ai lam mung rai nga ai, ndai tsi gaw shim lum ai lahkawng ngu na amine dithiocarbamate hpe n-gun jaw ai wa re, nga nna shapraw da ai laika buk ni hta tsun da ai: n-nitroso dibenzyl amine hta carcinogenic n-gun n lawm ai. n lawm ai.
2. Dithiocarbamate hpe n-gun jaw ai ni yawng hta, ZBEC gaw aten galu na coking hpe ninghkap lu ai atsam, bungli galaw ai lam hpe grau kaja hkra galaw lu ai hte, latex{{2} hta grai kaja ai anti-early vulcanization effect nga ai.
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{0}} ZBEC hpe malu masha hte matut mahkai ai laika ni hpe galaw na matu lang ai shaloi, FDA 21 CFR 175{6}}105,177,2600 hte BgVV XXI hta lawm ai garan ginhka ai lam ni hpe tsun mayu ai.
1 tum
1. Laika man: promoter ZBEC hpe NR, EPDM, IR, SBR, NBR, IIR hte kaga synthetic rubber ni hta madung (sh) garum ningtum jaw ai wa hku nna jai lang mai ai.
Promoters ZBEC hpe sulfonamide n-gun jaw ai ni (sh) n-gun jaw ai ni hte lang mai ai TBzTD, 0{2}}5 kaw nna daw 1.5 du hkra lang mai ai.
Npawt tara hku nna, latex hta ZBEC a n-gun gaw ZDEC a n-gun hte maren sha rai nga ai, raitim, nbung laru n-gun kaba ai hta n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun yawm ai shara hta n-gun n-nga ra ai.
Butyl kata na hka htung ni hpe jai lang ai hta, ZEBC a0.5-1 daw,1-1.5 daw hpe TBzTD a daw 1 hku nna TMTD hte 0{5}}5 daw hpe galai na matu npawt nhpang hku nna lang na matu hpaji jaw da ai.
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Myit yu na lam: lahta na formula hpe hpaji jaw ai. Chyam dinglik ai lam. hpe chyam dinglik ngut ai hpang, laksan tsi hte tsi mawan ni hpe lata la ra ai.