Goma ƒe tsakatsaka nye be woakaka atike vovovowo sɔsɔe ɖe rababa me kple mɔ̃ ƒe ŋusẽ si nye rababa wɔwɔ mɔ̃ ƒe kpekpeɖeŋu, ale be woawɔ multi-phase colloidal kaka ɖoɖo si me rababa le abe medium ene alo rababa ƒe tsakatsaka kple akpa aɖewo siwo sɔ (matching agent, other polymc oxide, muchments, kple dispersing phase.). nuwᴐna. Mɔ̃ɖaŋununya ƒe nudidi tɔxɛ siwo le nusiwo wotsɔ wɔa nu ɖekae ƒe ɖoɖoa mee nye: nusiwo wotsɔ wɔa atike la ƒe kaka ɖekae, ale be wowɔa atike si wotsɔ wɔa atike la ƒe kaka nyuitɔ kekeake, vevietɔ atike si doa ŋusẽ nu abe carbon black ene, be woakpɔ egbɔ be rababa la wɔa dɔ ɣesiaɣi. Woyɔa rababa si do tso eme be 'compounding rubber' eye eƒe nyonyome kpɔa ŋusẽ vevi aɖe ɖe dɔwɔwɔ ɖe edzi kple adzɔnuwo ƒe nyonyome dzi.

1 - Neoprene ƒe ƒuƒoƒo .

        Neoprene nye emulsion polymerization mɔnu, wɔwɔ ƒe ɖoɖoa akpa gãtɔ nye ɖeka kettle intermittent polymerization. Wokpɔa dzoxɔxɔ si nye polymerization dzi wu le 40-60 °C, eye tɔtrɔ ƒe agbɔsɔsɔme anɔ abe 90% ene. Polymerization Temperature, tɔtrɔ mamlɛtɔ ƒe agbɔsɔsɔme sɔ gbɔ akpa alo polymerization ƒe ɖoɖo ɖe ya me ana be nusiwo wowɔ ƒe nyonyome dzi ɖe kpɔtɔ. Sulfur-kiuram (tetraalkylmethylaminothiocarbonyldisulfide) ƒe ɖoɖoe kpɔa mɔ na molecule ƒe lolome si sɔ. Nusi koŋ gblẽ le sulfur-kiuram ɖoɖoa ŋue nye sulfur-kawo ƒe liƒo ƒe anyimanɔmanɔ, si nye susu vevi siwo ta wodzraa nuawo ɖo la dometɔ ɖeka. Ne wotsɔ thiol trɔ asi le molecule ƒe lolome si sɔ ŋu la, ate ŋu ana dɔwɔwɔ sia nanyo ɖe edzi. Neoprene to vovo tso rababa si wowɔ le xexeame katã gbɔ, mezãa sulfur vulcanization o, ke boŋ zinc oxide, magnesium oxide, kple bubuawo ƒe vulcanization.

Neoprene ƒe dɔwɔwɔ ƒe dɔwɔwɔ nɔ te ɖe rababa si me womeƒo nu le o ƒe viscoelastic nuwɔna dzi, eye eƒe viscoelastic nuwɔna do ƒome kple neoprene kple dzoxɔxɔ vovovoawo. Abe alesi wowɔa tsakatsaka la zi geɖe le elastic nɔnɔme me be woawɔ shear force si le elastic state of the rababa me ŋudɔ atsɔ ana filler la nakaka nyuie. Eyata be woaƒo asa na dzoxɔxɔ gã ƒe ŋusẽkpɔɖeamedzi ne wole neoprene tsakam la, ele be woatsɔ nusi wotsɔ yɔa nu me la akpe ɖe eŋu kaba ale si woate ŋui be woate ŋu atsaka le elastic nɔnɔmea me vaseɖe afi aɖe. Ne wotsaka kple refiner si le ʋuʋu ɖi la, G-type neoprene sea veve ɖe dzoxɔxɔ ƒe tɔtrɔ nu, eye agbalẽ xatsaxatsa ƒe dzoxɔxɔ wu 70 °C, anye agbalẽ xatsaxatsa siwo léna ɖe nu ŋu vevie, eye wòle ʋuʋudedi ƒe nɔnɔme me, eye nusi wotsɔ yɔa nu me la kaka mele bɔbɔe o. Ne wole tsakatsaka kple refiner si le ʋeʋẽm la, ele be woaɖe eƒe ŋutete dzi akpɔtɔ wòasɔ, nusi wotsɔ yɔa nu me le goawo katã me si nye 0.6 la sɔ, zi geɖe la, womae ɖe tsakatsaka eve me, be woaɖe dzoxɔxɔ si wotsɔ tsakana la dzi akpɔtɔ. Ele be dzoxɔxɔ si dona le eme la naɖiɖi wu 100 °C.

Neoprene Le open machine mixing disadvantage zazã me la, dzoxɔxɔa lolo, si le bɔbɔe be woalé ɖe rollers ŋu, bɔbɔe be woatɔ dzoe, kple agent ƒe kaka le blewu, eyata ele be mixing ƒe dzoxɔxɔa nakɔ akpa, ele be ŋutetea nanɔ sue, mele be roller speed ratio nalolo o. Le dzoxɔxɔ ƒe seselelãme sesẽ, neoprene si wozãna na nusianu le xɔme ƒe dzoxɔxɔ me va ɖo 71 °C ta la, aɖe nuku ƒe nɔnɔme afia, le ɣeyiɣi sia me la, rababa ƒuƒu ƒe ɖekawɔwɔ me gbɔdzɔ, menye ɖeko wòasẽ ɖe edzi be sticky rollers, kple agent ƒe kaka hã asesẽ ŋutɔ. Elastic state temperature of non-sulfur-regulated neoprene le 79 °C te, eyata tsakatsaka ƒe dɔwɔwɔ ƒe dɔwɔwɔ nyo wu sulfur-ɖoɖo, eye sticky rollers kple scorching ƒe didi le sue wu. Ne wotsɔ mɔ̃ si le ʋuʋu ɖi la, be woaƒo asa na agbalẽ xatsaxatsa siwo léa nu ɖe ​​nu ŋu la, zi geɖe la, wokpɔa agbalẽ xatsaxatsa ƒe dzoxɔxɔ dzi le 40 ~ 50 °C alo esi mede nenema o (ŋgɔgbe agbalẽ xatsaxatsa la nye 5 ~ 10 °C si bɔbɔ wu megbe ƒe agbalẽ xatsaxatsa ƒe dzoxɔxɔ), eye le rababa kneading xoxoa me la, ele be woatrɔ asi le agbalẽ xatsaxatsa ƒe didime ŋu vivivi tso gã va ɖo sue. Ne èle nu tsakam la, tsɔ magnesium oxide si me acid le la de eme gbã be wòaxe mɔ na dzoxɔxɔ, eye mlɔeba nàtsɔ zinc oxide akpe ɖe eŋu. Be woaɖe dzoxɔxɔ si wotsɔ tsakana dzi akpɔtɔ la, woate ŋu atsɔ carbon black kple liquid softeners akpe ɖe wo nɔewo ŋu le hatsotsowo me ɖe wo nɔewo yome. Woate ŋu atsɔ stearic acid kple paraffin wax kple dɔwɔwɔ ƒe kpekpeɖeŋunu bubuwo akpe ɖe eŋu vivivi, ale be woakpe ɖe wo ŋu woakaka, gake woatsɔ axe mɔ ɖe nusiwo wotsɔna ƒoa nu ɖe ​​nu ŋu hã nu. Sulphur-regulated chloroprene rababa le ʋuʋu ƒe ɣeyiɣi me nyea 30% va ɖo 50% didi wu dzɔdzɔme rababa, non-sulfur-regulated tsakatsaka ɣeyiɣi ate ŋu anɔ abe 20% kpuie wu sulfur-regulated. Be woaƒo asa na neoprene le tsakatsakamɔ̃a me le dzoxɔxɔ ƒe dziyiyi ƒe ʋuʋu me kabakaba akpa la, duƒuƒu ƒe sɔsɔme mede 1:1.2 le ete o, fafa ƒe ŋusẽkpɔɖeamedzia anyo wu. Akɔtaŋutete dzi ɖeɖe kpɔtɔ hã nye mɔ si dzi woato akpɔ egbɔ be wole dedie le dɔwɔwɔ me eye wokaka nyuie. Fifia la, ele be aƒeme sulfur-regulated neoprene rubber refining capacity wu dzɔdzɔme rababa la nade 20% va ɖo 30%, be woateŋu awɔ dɔ nyuie. Esi wònye be neoprene ƒe dzoxɔxɔ le bɔbɔe ta la, nenema ke wozãna zi geɖe le mɔ̃ siwo wotsɔ trɔa asi le nu ŋu ƒe tsakatsaka si me ʋuʋudedi le zazã me le tsakatsakamɔnu eve me. Ele be dzoxɔxɔ si wotsɔ tsakaa nu la naɖiɖi (woƒe dzoxɔxɔ si woɖe ɖe vovo la le 100 °C te zi geɖe), agbatsɔtsɔ ƒe ŋutete le ʋɛ wu dzɔdzɔme rababa tɔ (woxɔa ŋutete ƒe nuwɔna zi geɖe be enye 0.50 ~ 0.55), eye wotsɔa zinc oxide dea agbalẽtamɔ̃a me le akpa evelia me. Le kuxi si nye chloroprene rababa tsakatsaka le bɔbɔe be woafiã eye wòkaka sesẽ ta la, Leena Refiner xɔ rich ene ƒe rotor si de ŋgɔ wu si le du dzi le mɔ ɖeka dzi, tsɔ kpe ɖe 'x' curve ʋuʋu si le etame bolt le refiner la dzi, kple chlorene ƒe dɔwɔwɔ nyuie kple ɣeyiɣi kpui aɖe, si ate ŋu aɖe edzi akpɔtɔ nyuie.

2 - Ethylene propylene rababa ƒe ƒuƒoƒo .

       Ethylene propylene rababa hã ate ŋu atrɔ asi le eŋu to rababa refining dɔwɔnu dzrowo hã dzi, gake esi wònye be ethylene propylene rababa ƒe plasticizing ŋusẽkpɔɖeamedzi mede ame dzi ŋutɔŋutɔ o ta la, viscosity ƒe anyimanɔmanɔ, rababa mele bɔbɔe be woaxatsa agbalẽ xatsaxatsa la, zi geɖe la, wozãa agbalẽ xatsaxatsa ƒe gbeɖiɖi gbadzaa gbã, tsɔ wɔa agbalẽ si me womeɖea asi le o eye emegbe wòkekea agbalẽ xatsaxatsa ƒe gbeɖiɖi ɖe enu hena dɔwɔwɔ. Roll Temperature for the Front Roll 50 ~ 60 °C, le agbalẽ xatsaxatsa la megbe 60 ~ 70 °C sɔ. EPDM rababa nuɖuɖu ƒe ɖoɖo nye zi geɖe: rababa ƒe nutsyɔnu ƒuƒu Roll-1/2 carbon black-1/2 carbon black-stearic acid-zinc oxide (alo magnesium oxide)-promoter-crosslinker -thin pass, sheet si le anyime. Ethylene propylene rababa meɖɔa li wòagbɔ eme bɔbɔe ne wotsakae o, eye wokakaa atike si wotsɔ wɔe la sɔsɔe, gake nunɔamesi si léa eɖokui ɖe te la menyo o. Ethylene-propylene rababa tsakatsaka kple refiner si le ʋuʋu ɖi, zi geɖe la, zã agbalẽ xatsaxatsa ƒe ɣeyiɣi sue aɖe gbã be wòayi edzi le agbalẽ xatsaxatsa la megbe, eye emegbe nàɖe agbalẽ xatsaxatsa ƒe ɣeyiɣi dzi akpɔtɔ vivivi, atsɔ atike la ƒe dzoxɔxɔ akpe ɖe eŋu, eye agbalẽ xatsaxatsa ƒe dzoxɔxɔ le 60 ~ 70 °C dome. Dzoxɔxɔ si wotsɔ tsakanae nye 150 she 160 °C, si ate ŋu akpe ɖe filler kple softener ƒe kaka kple mɔ̃ɖaŋununya ƒe nɔnɔmewo ƒe nyonyo ŋu. Agbatsɔtsɔ ƒe ŋutete ateŋu anye 10% ~ 15% kɔkɔ wu rababa nu bubuwo.

3- Fluoroelastomer ƒe ƒuƒoƒo .

      Fluorine rababa menny viscosity le kɔkɔ, sesẽ, frictional dzoxɔxɔ dzidzi, general mixing kple dɔwɔwɔ sesẽ wu. Ne èle fluorine rababa tsakam le mɔ̃ si wotsɔna kɔa nu me, va ɖo agbalẽ xatsaxatsa ƒe didime sue, si ƒe ŋutete mesɔ gbɔ o la, agbalẽ xatsaxatsa ƒe dzoxɔxɔ dzi kpɔkpɔ le 50 ~ 60 °C. Mixing dze egɔme, gbã na rollers fa miamiamia, tsɔ rababa thin pass xoxo aɖe kpe ɖe eŋu abe zi 10 ene be wòazu package roll rubber si sɔ, trɔ asi le roll moment ŋu be wòalé rababa sue aɖe si woɖo ɖe wo nɔewo dzi la ɖe te, eye emegbe nàtsɔ atike si wotsɔ ƒo ƒui la akpe ɖe eŋu, zi geɖe la, womeɖea ɣeyiɣi si wotsɔ tsakaa nu la gɔme tututu o, gake ebiaa kaba alesi wòanya wɔe. Fluorine rababa zazã sesẽ wu be woazã mixing machine mixing, gake meshing ƒomevi si nye mixing machine cooling system la sesẽ wu, àte ŋu atsaka fluorine rababa. Ele be woatɔ rababa si wotsɔ ƒo ƒui la gaƒoƒo 24 hafi woazãe, eye ele be woatrɔ asi le eŋu hafi woazãe atsɔ awɔ atike si wotsɔ ƒo ƒui la wòakaka sɔsɔe eye wòana goma la nate ŋu atrɔ eye wòalé ɖe eɖokui ŋu nyuie wu.