Si-TPV dynamic vulcanizate thermoplastic silicone based elastomer na-akwalite teknụzụ ụfụfụ EVA

kọwa:

Ethylene vinyl acetate (EVA) bụ copolymer dị iche iche etolite site na ịgwakọta ethylene na vinyl acetate monomers. Ọnụ ọgụgụ nke vinyl acetate (VA) dị na Eva nwere ike ịdị iche site na 2% ruo 60%, na-enye ohere maka nhazi nke ihe onwunwe ya. A na-ejikarị EVA nwere ọdịnaya VA dị ala, gburugburu 3 wt%, iji gbanwee polyethylene, ebe ihe ndị nwere ọdịnaya VA dị elu, sitere na 5 ruo 50 wt%, chọta ngwa n'ichepụta ihe nkiri, nkwakọ ngwaahịa, na akpụkpọ ụkwụ, n'etiti ndị ọzọ.

Zitere anyị email

Nkọwa ngwaahịa
Mkpado ngwaahịa

Si-TPV dynamic vulcanizate thermoplastic silicone dabeere elastomer bụ ihe ọhụrụ dị mfe dị ọcha EVA ụfụfụ modifier. enwere ike iji ya dị ka Mgbanwe EVA ụfụfụ maka oche, Modifier Ọ nwere ike iji mee ihe dị ka Modifier EVA ụfụfụ maka oche, Mgbanwe EVA ụfụfụ maka ihe nchebe, Mgbanwe EVA ụfụfụ maka ihe eji ewu ewu, Mgbanwe EVA ụfụfụ maka ndị na-eche nche, ọ nwekwara ike ịkwado nkwalite nke Eva ụfụfụ na-agba ọsọ teknụzụ nkwalite. Ọ nwere uru nke ibelata okpomọkụ nke ụfụfụ EVA, na-eme ka nkwụsi ike na nkwụsị nke abrasion dịkwuo mma, na-eme ka nrụrụ mkpakọ nke ihe ahụ dịkwuo mma, na ịkwalite oghere afụ ka ọ bụrụ otu na oke.

N'adịghị ka ihe jikọrọ ya na ọkara kristal, polyethylene, iwebata VA monomers na-akpaghasị nhazi nke kristal na yinye polymer, na-eme ka kristal na-ebelata. Ka ọdịnaya VA na-abawanye, EVA na-aghọ nke na-aga nke ọma, na-eduga na mgbanwe n'ime anụ ahụ na arụ ọrụ ya. Ọ bụ ezie na paramita dị ka elongation na nkwụsịtụ, ọnọdụ mgbanwe iko, na njupụta na-abawanye na ọdịnaya VA dị elu, ndị ọzọ dị ka ike ike, modulus, ike ike, na okpomọkụ na-agbaze na-ebelata. Agbanyeghị, n'agbanyeghị ngbanwe ya na-abawanye, EVA nwere ike igosipụta erughị eru na ike anya mmiri, iyi nguzogide, na ntọala mkpakọ, ọkachasị na ngwa chọrọ ike.

Iji merie njedebe ndị a, a na-ejikọta EVA na rubbers ma ọ bụ thermoplastic elastomer (TPEs), na-eme ka ike nkwụsị, nkwụsị anya mmiri, nkwụsị nke abrasion, na resilience kemịkalụ tụnyere EVA dị ọcha. Ịgwakọta EVA na TPE dị ka thermoplastic polyurethane (TPU) ma ọ bụ polyolefin elastomers (POE) na-eme ka njirimara viscoelastic dịkwuo mma ma na-akwado nhazi na imegharị ihe. Na mgbakwunye, mpụta nke olefin block copolymers (OBC) na-enye njirimara elastomeric na nguzogide oke okpomọkụ. Ihe owuwu pụrụ iche nke OBC, nke nwere akụkụ siri ike kristal na akụkụ amorphous dị nro, na-enyere aka ịrụ ọrụ dị elu na ngwa dị iche iche, yana akụrụngwa setịpụrụ mkpakọ tụnyere TPU na TPV.
Agbanyeghị, SILIKE Si-TPV dynamic vulcanizate thermoplastic silicone based elastomer ọganihu bụ ihe na-emebi emebi vulcanizate thermoplastic Silicone dabeere elastomer modifier. N'iji ya tụnyere ndị na-eme mgbanwe dị ka OBC na POE, isi ihe ndị dị mkpa nke Si-TPV gụnyere: ● Meziwanye ihe na-agbanwe agbanwe nke ihe ụfụfụ EVA ● Meziwanye saturation agba nke ihe ụfụfụ EVA ● Mbelata okpomọkụ nke ọkụ ọkụ nke EVA ụfụfụ ihe ● Meziwanye ihe mgbochi mgbochi abrasion na-eyi. nke EVA ụfụfụ ihe ● Si-TPV nwere ike n'otu oge kwalite mkpakọ mkpakọ dị elu na nke dị ala nke elu-ike EVA ụfụfụ ihe.

Ngwa

Site n'itinye ndị na-agbanwe Si-TPV n'ime usoro nrụpụta gị, ụlọ ọrụ nwere ike ịmepụta ihe ụfụfụ EVA nke e nyere nkwụsi ike, ịdịte aka na nkasi obi, na-enye ngwa dị iche iche, gụnyere akpụkpọ ụkwụ akpụkpọ ụkwụ, ngwaahịa ịdị ọcha, ihe ntụrụndụ egwuregwu, ala / yoga mats, na ndị ọzọ. .

Ntuziaka ụfụfụ EVA

Si-TPV 2250 usoro nwere njiri mara nke ogologo oge akpụkpọ-enyi na enyi nro dị nro, ezigbo unyi na-eguzogide, ọ dịghị plasticizer na softener agbakwunyere, na ọ dịghị ọdịda mmiri mgbe ogologo oge ojiji, karịsịa kwesịrị ekwesị eji maka Super ìhè elu na-agbanwe eco-enyi na enyi EVA. nkwadebe ihe ụfụfụ.

Ihe ohuru ohuru na ihe EVA Foam (4)

Mgbe ịgbakwunye Si-TPV 2250-75A, afụ cell njupụta nke EVA ụfụfụ na-akawanye ntakịrị belata, afụ mgbidi ndim, na Si-TPV na-agbasasị na afụ mgbidi, afụ mgbidi na-aghọ siri ike.

Ntụle nke Si-TPV2250-75A na polyolefin elastomer mgbakwunye mmetụta na EVA ụfụfụ

Ihe ohuru ohuru na ihe EVA Foam (5)

Ihe ọhụrụ-na-EVA-ụfụfụ-ihe-7

Ihe ọhụrụ-na-EVA-ụfụfụ-ihe-8

Ihe ọhụrụ-na-EVA-ụfụfụ-ihe-82

Uru isi

01

Melite ngbanwe nke ihe ụfụfụ EVA

E jiri ya tụnyere talcum ntụ ntụ ma ọ bụ onye na-egbochi abrasion, Si-TPV nwere ngbanwe ka mma.
02

Melite saturation agba nke ihe ụfụfụ EVA

Ụfọdụ otu dị na Si-TPV nwere ike iji chromophores na-esiji emekọrịta ihe, na-eme ka saturation agba pụta ìhè.
03

Belata mbelata okpomọkụ nke ihe ụfụfụ EVA

Mgbanwe nke Si-TPV na-enyere aka ịhapụ nrụgide dị n'ime nke ihe ụfụfụ EVA.
04

Melite nguzogide ihe mgbochi abrasion nke ihe EVA ụfụfụ

Si-TPV nwere ike itinye aka na mmeghachi omume nke onye na-emekọrịta ihe, nke na-eme ka njupụta nke crosslinking dịkwuo elu.
05

Heterogeneous nucleation

A na-agbasasịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịrị n'ime ihe ụfụfụ EVA, nke nwere ike inye aka nbibi cell.
06

Belata nrụrụ mkpakọ nke ihe ụfụfụ EVA

Si-TPV nwere arụmọrụ nguzogide dị elu na nke dị ala, ma nwee ike imeziwanye nrụrụ mkpakọ dị elu na nke dị ala nke ihe siri ike EVA ụfụfụ dị elu.

Ịdịgide adịgide

Teknụzụ na-enweghị ihe mgbaze dị elu, na-enweghị plasticizer, enweghị mmanụ na-adị nro, na enweghị isi.
Nchekwa gburugburu ebe obibi na imegharị ya.
Dị na usoro iwu kwadoro.

Vulcanizate Thermoplastic Silicone dabere Elastomer