1.Application (Application) hakɛ
(1) ye. A bɛ kɛ lastikuw la minnu ma satura: i n’a fɔ NR, BR, NBR, IR, SBR, a ɲɔgɔnnaw.
(2) ye. Aw bɛ a kɛ lastikuw la minnu falen don : i n’a fɔ EPM bɛ se ka vulkanize ni perokisidi dɔrɔn ye, EPDM bɛ se ka vulkanize ni perokisidi ni kisɛkisɛ fila bɛɛ ye.
(3) ye. A bɛ kɛ cakɛda lastikuw suguya caman na: i n’a fɔ Q vulcanization.
2. Perokisidi vulkanizasiyɔn sigida cogoyaw
(1) ye. Lastikuw vulkanizelen in ka rezo jɔcogo ye CC bond ye, a jɛɲɔgɔnya fanga ka bon, a sabatili ka bon kemikaliya la, wa a bɛ se ka kɔrɔya ni oksizɛni kɛlɛ kosɛbɛ.
(2) ye. Vulcanized rubber bɛ ni deformation permanente dɔgɔman ye, a ka elasticité ka ɲi ani a ka dynamique baarakɛcogo man ɲi.
(3) ye. Baarakɛcogo lakanani jugu ani perokisidi sɔngɔ gɛlɛn.
(4) ye. Static sealing walima funteni caman na static sealing fɛnw bɛ baara kɛ cogo caman na.
3.Perokisidi minnu bɛ kɛ ka caya
Perokisidi vulkanizelanw minnu bɛ kɛ ka caya, olu ye alkili perokisidi, diasili perokisidi (dibɛnzoyili perokisidi (BPO)) ani perokisi ɛsitɛriw ye. Olu cɛma, baara bɛ kɛ ni dialkili perokisidiw ye kosɛbɛ. I n’a fɔ: diisopropyl peroxide (DCP): ye vulkanizelan ye min bɛ kɛ ka caya sisan.
2,5-dimetil-2,5-(di-tert-butylperoxy) hɛksan : a bɛ fɔ fana ko bis-dipentil
4. Perokisidi vulkanizecogo
Perokisidi ka perokisidi kulu bɛ tiɲɛ nɔgɔya la funteni fɛ walasa ka radikali hɔrɔnmaw dilan, minnu bɛ radikali hɔrɔn suguya cross-linking reaction daminɛ lastikuw molekiyɔmu cakɛda la.
5. Perokisidi vulkanizasiyɔn yɔrɔ kolomaw:
(1) ye. A tata hakɛ : a bɛ danfara ka kɛɲɛ ni lastikuw suguya wɛrɛw ye
Perokisidi ka cross-linking efficiency: 1g molecule of organic peroxide bɛ se ka kɛ ka lastikuw molekilɛri garamu joli kɛ ka kemikɛli cross-linking kɛ.Ni peroxide molecule 1 bɛ se ka 1g molecules de rubber cross-linked, cross-linking efficiency ye 1 ye.
Misali la : SBR ka cross-linking nafa ye 12,5 ye ; BR ka ɲɔgɔndan kɛcogo ɲuman ye 10,5 ye; EPDM, NBR, NR ka ɲɔgɔndan nafa ye 1 ye; IIR ka cross-linking nafa ye 0 ye.
(2) ye. Baara kɛli ni fɛn ye min bɛ baara kɛ ni fɛn ye min bɛ baara kɛ ni fɛn ye min bɛ kɛ ni sulfure ye walasa ka ɲɔgɔndan kɛcogo ɲɛ
ZnO jɔyɔrɔ ye ka nɔrɔlan ka funteni kunbɛncogo ɲɛ, a tɛ kɛ ka a kɛcogo ɲɛ. Asidi stɛariki jɔyɔrɔ ye ka ZnO wulicogo n’a jɛnsɛnni ɲɛ ka ɲɛ lastikuw kɔnɔ. HVA-2 (N,N’-phthalimido-dimaleimide) fana ye perokisidi baarakɛcogo ɲuman ye.
Vulkanisi dɛmɛnan farali : kɛrɛnkɛrɛnnenya la kisɛkisɛ jɛman, ani fɛn wɛrɛw minnu bɛ ɲɔgɔn cɛ i n’a fɔ divinilbɛnzɛni, trialkilitirisiyanati, karɔkisilati saturabaliw, a ɲɔgɔnnaw.
(3) ye. Aw bɛ fɛn dɔw fara a kan minnu bɛ kɛ ni alkali ye, i n’a fɔ MgO, triethanolamine, a ɲɔgɔnnaw, walasa ka ɲɔgɔndan kɛcogo ɲɛ, aw kana slot carbon black ni silica ni asidi fasa wɛrɛw kɛ (asidi walasa ka radikaliw kɛ passivation libres ye) farikolo tangalanw ye caman na amine ni fenɔli farikolo tangalanw ye, minnu fana ka nɔgɔn ka kɛ radikaliw ye minnu bɛ kɛ pasivasiyɔn ye, minnu bɛ dɔ bɔ ɲɔgɔndan nafa la, olu ka kan ka kɛ dɔɔni.
(4) ye. Vulcanization funteni : a ka kan ka caya ka tɛmɛ perokisidi tiɲɛni funteni kan
(5) ye. Vulcanization waati : a ka c’a la, a bɛ kɛ siɲɛ 6~10 ye perokisidi tilancɛ tilancɛ la.
Perokisidi tilancɛ waati : funteni hakɛ dɔ la, perokisidi tiɲɛni ka se waati hakɛ fɔlɔ tilancɛ ma, o bɛ jira t1/2 la.
Ni DCP tilancɛ si hakɛ ye miniti 1 ye 170°C la, o tuma na a ka sulfation positif waati ka kan ka kɛ miniti 6~10 ye.
Furakɛcogo misali: EPDM 100 (basi) .
S 0.2 (vulkanizelan dɛmɛnan) .
SA 0,5 (baarakɛla) .
ZnO 5.0 (walasa ka funteni kunbɛncogo ɲɛ) .
HAF 50 (fɛn min bɛ barika don a la) .
DCP 3.0 (Thixotrope fura) .
MgO 2.0 (A bɛ ɲɔgɔndan kɛcogo ɲɛ) .
Baarakɛtulu 10 (fɛn min bɛ mɔgɔ nɔgɔya) .
