I. Rubber ƒe nuwɔna siwo me futukpɔ le ƒe wɔwɔfia .

Wowɔa foam rubber products to physical alo chemical foaming mɔnu kple rababa abe gɔmeɖoanyi nusi woatsɔ akpɔ sponge-like rababa porous structure products. Wozã mɔ̃ɖaŋununya sia le mɔ̃ɖaŋudɔwɔƒe vovovowo, abe ʋu ƒe ʋɔtru kple fesre nutrenuwo, cushioning pads, xɔtutu ƒe gasket, anyigbaʋuʋu ƒe nuwo, kamedefefewo takpɔkpɔ ƒe dɔwɔƒewo, kple bubuawo ene.

1、Bubɛ si wotsɔ futukpɔ wɔe ƒe nukpɔsusu .

Wogayɔa nusi woyɔna be foamed rababa be rababa foaming technology, enye futukpɔ tɔxɛ aɖe zazã atsɔ ada rababa, ale be rababa ƒe dɔwɔwɔ ƒe mɔnu si ɖe dzesi le eŋu. Wozãa mɔ̃ɖaŋununya sia geɖe wu le fifi nuwɔwɔ ƒe akpa dzi, enye mɔnu si bɔ wu le nuwɔwɔ ƒe dɔwɔwɔ me le afɔɖeɖe sia me.

2、Abruma ƒe nuwɔna siwo wotsɔa futukpɔ wɔe ƒe hatsotsowo ɖoɖo ɖe hatsotsowo me .

Foamed rubber products nye fifia dometɔ ɖeka si wozãna wu le nuwɔwɔ ƒe akpa dzi, si woate ŋu ama ɖe eve ƒomeviwo ƒe microporous wɔwɔme kple porous wɔwɔme le ʋuʋudediwo nu. eye woate ŋu ama microporous structure la ɖe futukpɔ ƒe nuwɔna vovovowo kple futukpɔ siwo me woɖea futukpɔ le me. Le nya si wotsɔ rababa wɔe nu la, woate ŋu amae ɖe nu sia me ɖe dzɔdzɔme rababa foaming nuwɔna, isoprene foaming nuwɔna, SBR foaming nu, ethylene propylene rababa foaming nu, kple bubuawo.

Evelia, foam rubber products kple numekuku .

Wozãa rababa ƒe nuwɔna siwo me futukpɔ le wu le fifi hadomegbenɔnɔ me, eƒe wɔwɔ kple ewɔwɔ ƒe ɖoɖo kple thermoplastic foaming ƒe xexeame ƒe vovototo le eme, vulcanization cross-linking speed le esi eye foaming agent ƒe gbegblẽ be wòasɔ kple kuxia. Eyae nye be, a rababa nusi kpɔ dzidzedze futukpɔ tsɔ kpe ɖe cross-linking speed ŋu ƒomedodo kplikplikpli le vulcanization process of rubber materials kple decomposition of the blowing agent dzɔna ne principle is souse may same, are a gas expansion wall ƒe kekeɖenudɔwɔwɔ be woawɔ tsitretsitsi ƒe ɖoɖo si sɔ ɖe enu.

1、Nu vevitɔ si woatia .

Le wɔwɔ ƒe ɖoɖoa me la, zi geɖe la, ebiaa taɖodzinu tɔxɛ siwo le nusi wowɔ ŋu be woatia dzɔdzɔmeŋutinunya me rababa ŋutilãmenuwo, nu siawo le tiatia si nye fafɛ, si sɔ gbɔ ŋusẽ, nyui agbɔsɔsɔme si dzɔdzɔme rababa nuawo, gake hã be woatia aflu rababa aɖewo be woakpɔ nusi wowɔ ƒe nuhiahiãwo gbɔ. Le aŋɔ siwo me ami mele o wɔwɔ me, tsɔ kpe ɖe alesi wòhiã be woatia dzɔdzɔmeŋutinunya me nitrile rababa si sɔ ŋu, gake be nàdzro neoprene ƒe agbɔsɔsɔ kple ƒomedodo me hã, eye nàkpɔ nu tɔxɛ aɖewo ƒe nuhiahiãwo gɔ̃ hã gbɔ la, àte ŋu azã rababa ƒomevi eve alo esi wu nenema kple nɔnɔmea hã.

2、Atike si wotsɔna ƒoa fui ƒe tiatia .

Foaming agent ye nye kadodo vevitɔ kekeake le foamed rubber wɔwɔ bliboa me, eye eƒe tiatia do ƒome kplikplikpli kple dɔwɔwɔ nyuie kple eƒe nyonyome. Le goawo katã me la, ele be futukpɔnuwo ƒe dɔwɔwɔ nyuie natia foaming agent si sɔ le dzɔdzɔmeŋutinunya me eye wòsɔ, kple foaming agent ƒe agbɔsɔsɔ, mɔnuwo zazã atsɔ akpɔ hadomeŋgɔyiyi ƒe nudidi siwo li fifia gbɔ. Fifia la, lãmenugbagbevi siwo nye organic blowing agent kple inorganic blowing agent eve koŋue le nusi wotsɔna ƒoa yae la me. Inorganic blowing agent koŋ fia sodium bicarbonate, ammonium bicarbonate, urea, etc. Viɖe siwo le ʋuʋudedi ƒe duƒuƒu kabakaba kple dzoxɔxɔ si bɔbɔ le zazã me la le ʋuʋudedi siawo ŋu, le nukpɔsusu nu la, eƒe futukpɔ ƒe dɔwɔwɔ hã nyo wu. Esi gas si mɔ̃ɖaŋununya sia wɔna le dɔwɔwɔ me nye carbon dioxide kple ammonia koŋ, kple bubuawo ta la, gas siawo ƒe anyinɔnɔ na be rababa ƒe wɔwɔme le permeability coefficient gã aɖe, esesẽ be woawɔ foam rubber si me do le, si nye foam rababa ƒe nyonyome si le bɔbɔe, shrinkage, can be beted a easily to deformation, so it is a easy to an deformation, so it is a easily to an deformation, so it is a easily to an deformation, so it is a easily to an deformation, so it is a easy to an deformation, so it is a easy to an deformation, so it is a easily to an deformation.

Dɔ si li fifia, si míezãna zi geɖe la, nitrogen dicarbonamide, nitroso, dibenzosulfonyl hydrazide ether, kple bubuawo koŋue le foaming agent me, kple bubuawo. nitrogen, carbon dioxide, ammonia, kple bubuawo koŋue le gas si wowɔna ƒe dzoxɔxɔ dzi ɖeɖe kpɔtɔ me, menye aɖi mele eme o, ʋeʋẽ aɖeke mele eme o, eye viɖe le eŋu gɔ̃ hã be meƒo ɖi nutoa me o, ke menye be eƒe amadede trɔ o. Rubber foam products siwo wotsɔ foaming agent wɔe ƒe ʋeʋẽ ƒe lolome lolo wu, eye alesi woɖea woe hã lolona wu; Ne wole foaming agent zãm la, kpekpeɖeŋu foaming agent la ƒe stearic acid, alum, kple bubuawo le esi, si ate ŋu aɖe dzoxɔxɔ si gblẽa nu le futukpɔ ŋu dzi akpɔtɔ ŋutɔ va ɖo 130 ~ 150°C le etsɔtsɔ kpe ɖe eŋu vɔ megbe.

3, vulcanization ɖoɖo ƒe tiatia .

Vulcanization system le vevie ŋutɔ le numekuku ƒe ɖoɖo si nye foaming products me, gbã la, nenye be vulcanization system kple foaming system ƒe sɔsɔe nye nu vevitɔ si ana woawɔ fugboewo ƒe dɔwɔwɔ nyuie. Woate ŋu awɔ rababa dzidzedzetɔe, nu vevitɔe nye vulcanization ƒe dɔwɔwɔ le rababa me eye ele be foaming agent ƒe gbegblẽ ƒe ɖoɖoa nawɔ ɖeka koŋ, alo sulfur ɣeyiɣi wu foaming time vie le ŋgɔ vie. Eyata ne ètia vulcanization system vɔ la, trɔ asi le foaming system ŋu be wòasɔ ɖe enu, alo ne ètia foaming system la vɔ la, trɔ asi le vulcanization system la ŋu wòasɔ ɖe enu.

4、Alesi woatia be woatsɔ ado ŋusẽ filler .

Carbon black, silica kple ŋusẽdoamenu bubuwo ate ŋu ana ŋusẽ kple sesẽ si le foam me rababa nuawo nanyo ɖe edzi, calcium carbonate, anyi kple nu bubu siwo wotsɔ yɔa nu bubuwo me ƒe tsɔtsɔ kpe ɖe eŋu si sɔ ate ŋu ana rababa ƒe dɔwɔwɔ nanyo ɖe edzi eye wòaɖe gazazãwo dzi akpɔtɔ. Ele be carbon black natia semi-reinforced FEF kple SRF carbon black, filler ele be wòatia light calcium carbonate, anyi, kple bubuawo, agbɔsɔsɔa mele be woasɔ gbɔ akpa o, anyo wu be woakɔ 20 va ɖo 40.

5、Plasticizer ƒe tiatia .

Plasticizer ƒe nudidiwoe nye: plasticizing effect nyui, agbɔsɔsɔ si bɔbɔ, absorption rate kabakaba, eƒe wɔwɔ ɖekae nyuie kple rababa, small volatility, no migration, non-toxic, ʋeʋẽmanɔmee, si mexɔ asi o eye wòle bɔbɔe be woakpɔ. Plasticizer ate ŋu ana atike si wotsɔ wɔa atike la ƒe kaka ƒe sesẽme, alesi woate ŋu awɔ dɔ kple alesi woawɔe le rababa si wotsɔ tsakae ŋu nanyo ɖe edzi. Foam rubber products siwo hiã foam multiplier kɔkɔ, plasticizer ƒe agbɔsɔsɔ si wotsɔ kpe ɖe eŋu le xexeame katã la lolo wu, eye wotiae nyuie be woawɔ ɖeka kple rababa plasticizer.

6、Asitsanu si nye antioxidant .

Ele be woatsɔ foam rababa ƒe nuwɔna siwo nye porous structure, anyigba ƒe lolome lolo wu, si le bɔbɔe wu le tsitsi me, akpe ɖe antioxidants ŋu. Gɔmeɖose si nye be woatia antioxidant la siaa nye ŋusẽkpɔɖeamedzi nyui si tsi tre ɖe tsitsi ŋu, gake mekpɔa ŋusẽ ɖe futukpɔ ƒe atike ƒe gbegblẽ hã dzi o. Ate ŋu atia 4010, 264, MB kple antioxidants bubuwo, agbɔsɔsɔme si sɔ gbɔ wu rababa ƒe nuwɔna siwo wowɔna le xexeame katã.

7, gɔmeɖose si nye rababa ƒe futukpɔ .

Sesẽ rababa futukpɔ wɔwɔ le rababa sponge, gɔmeɖose enye be woatsɔ futukpɔnu akpe ɖe rababa tiatia alo gbugbɔ kpe ɖe futukpɔ agent, gbegblẽ foaming agent le vulcanization dzoxɔxɔ be woaɖe asi le gas, ƒo xlã rababa be woawɔ bubble do 'ale be rababa keke ɖe enu be woawɔ sponge.

Nu vevi siwo dea dzesi bubble pore ƒe wɔwɔme eye wòkpɔa ŋusẽ ɖe edzi enye: gas si wotsɔna ƒoa yae ƒe agbɔsɔsɔ, gas ƒe kaka ƒe agbɔsɔsɔme le rababa me, rababa ƒe ʋeʋẽ lilili kple vulcanization ƒe duƒuƒu, si ƒe nu vevitɔe nye ya si ƒoa ya ƒe agbɔsɔsɔ si sɔ kple rababa ƒe duƒuƒu.

Be woawɔ rababa ƒe nuwɔna nyuiwo la, tiatia si nye blowing agent ƒomevi kple rababa vulcanization system ye nye nu vevitɔ. Mɔnu eve aɖewo koŋ li:

Gbã la, le Vulcanization ƒe dzoxɔxɔ nu be woatia dzoxɔxɔ si gblẽ kple nusi sɔ si ƒoa nu, eye emegbe le alesi yaƒomɔ̃a ƒe ʋuʋudedi ƒe duƒuƒu le Vulcanization dzoxɔxɔ me be wòatrɔ asi le vulcanization ƒe duƒuƒu si le rababa me ŋu, abe do ŋgɔdola kple Vulcanization ƒe ɖoɖo bubuwo zazã ene la, woate ŋu azãe.

Evelia, le vulcanization ɖoɖoa gome la, be woatsɔ anya vulcanization ƒe duƒuƒu, le foam ƒomevi siwo wotia kple nusuewo ƒe lolome si sɔ nu. Nusi wotsɔna ƒoa yae ƒe akpa sue aɖe hã nye nu vevitɔwo dometɔ ɖeka le alesi gbegbe nusi wotsɔna ƒoa nui ƒe duƒuƒu ƒe duƒuƒu me. Nusuewo ƒe lolome dzi ɖena kpɔtɔna, nusueawo ƒe anyigba ƒe akpa tɔxɛa dzina ɖe edzi, dzoxɔxɔ ƒe tsɔtsɔ yi teƒe bubu ƒe ŋutete dzina ɖe edzi, eye wowɔa nusiwo gblẽna ƒe duƒuƒu kabakaba, eyata woate ŋu atrɔ asi le dadasɔ si le ʋuʋudedi si le yaƒoƒomɔ̃a me kple rababa ƒe Vulcanization ƒe duƒuƒu dome ŋu to nusuekpɔmɔ̃ ƒe lolome si sɔ tiatia me.

Etɔ̃lia, mɔ̃ɖaŋununya si ŋu wotrɔ asi le .

1、Plasticizing .

Nu vevitɔ si le rababa ƒuƒu si wotsɔ plastic wɔe ŋue nye be woagbã rababa ƒe molecule gã si le molecule gãwo me la ahatsrɔ̃e. Na rababa ƒe plasticity nanyo ɖe edzi, ale be atike si wotsɔ wɔa atike la ƒe tsakatsaka kple eƒe tsakatsaka ƒe dɔwɔwɔ nanɔ bɔbɔe wu. Le foam rababa ƒe nutovɛwo dzadzraɖo me la, zi alesi rababa ƒe plasticity nyoe la, zi nenemae wòanɔ bɔbɔe be woawɔ nusiwo me do siwo me do le ɖekae, woƒe kpekpeme le sue eye woƒe ʋuʋu le sue. Eyata ele be woatsɔ rababa si womeɖa o la awɔ plastic bliboe.

2、nudzraɖoƒe .

Ne wotsaka rababa vɔ la, ele be woatsɔe ade ɣeyiɣi didi aɖe me, zi geɖe la, 2 ~ 4H, ale be kpeɖeŋutɔ vovovowo nakaka bliboe ɖe rababa si wotsɔ tsakae la me. Zi alesi wokaka rababa siwo wotsɔ kpe ɖe eŋu la sɔsɔe la, zi nenemae nusi wowɔ ƒe lolome ƒe liƒo, alesi wòle gbadzaa kple kuɖɔawo ƒe sɔsɔe nyoe.

3、dzoxɔxɔ .

Rubber foam te ŋu sea dzoxɔxɔ gɔme ŋutɔ. Rubber nu ɖeka ma ke ƒe futukpɔ ƒe ŋusẽkpɔɖeamedzi vovovowo le dzoxɔxɔ vovovowo me. Esi wònye be foaming system kple vulcanization system la sea veve ɖe dzoxɔxɔ nu le mɔ bubu nu ta la, vulcanization ƒe dzoxɔxɔ tɔtrɔ atrɔ kuxi si le vulcanization ɖoɖoa ƒe sɔsɔ kple foaming system la me.

4、Nɔnɔmetata .

Mɔnu siwo wotsɔ wɔa foamed rababa nuawoe nye: extrusion molding, molding, flat molding, etc. Wozãa EPDM foamed nuawo zi geɖe le extrusion molding me, eye wozãa NBR zi geɖe le molding me.