Ko te copolymer ethylene-vinyl acetate CAS 24937-78-8

CAS:24937-78-8

Te Parakore:≥98.0

Tātai ngota:C18H30O6X2

Taumaha ngota:342.43

EINECS:607-457-0

Wā Rokiroki:2 tau

Ngā kupu taurite:ETHYLENE/VINILACETATECOPOLYMER; ETHYLENE/VINILACETATECOPOLYMER10; ETHYLENE/VINILACETATECOPOLYMER20; ETHYLENE-VINILACETATECOPOLYMERRESIN; ETHYLENE-VINILACETATELATEX; ETHYLENE-VINILACETATEMOLDINGRESIN; ETHYLENE-VINILACETATERESIN

Waiho tō karere

Taipitopito Hua

Tikiake

Ngā Tohu Hua

He aha te Ethylene-vinyl acetate copolymer CAS 24937-78-8?

Ko te Ethylene-vinyl acetate copolymer CAS 24937-78-8 (EVA) he mea tito mai i te ethylene me te vinyl acetate copolymerization i ngā ōwehenga rerekē, ko te E i roto i te kupu whakarāpopototanga EVA e tohu ana i ngā wāhanga ethylene, ko te VA e tohu ana i ngā wāhanga vinyl acetate, ko tōna mahi me te ihirangi vinyl acetate (VA) he hononga tata, e ai ki ngā ihirangi VA rerekē ka taea te wehea ki ngā wāhanga e toru: Ko te kirihou EVA me te ihirangi VA o te 5%-40% e whakamahia ana mō te whakarerekētanga polyethylene, te hanga waea me te taura, te kiriata me ētahi atu hua me ngā ranunga i hangaia; Ko te ihirangi VA i roto i te 40%-90% e kiia ana ko te rapa EVA, e whakamahia ana i roto i te rapa, te taura me ngā wāhanga ahumahi motuka; Ko te ihirangi VA i runga ake i te 90% e kiia ana ko te polyvinyl acetate emulsion, e whakamahia ana i roto i ngā piripiri, ngā paninga me ētahi atu.

Whakatakotoranga

TAONGA	PAEREWA
Āhua	Paura ma e rere noa ana
Ihirangi totoka (%)	≥98.0
Pungarehu (%)1000℃	10.0-14.0
Te mātotorutanga papatipu (g/l)	400-550
Rahi matūriki toharite (um)	Tata ki te 80
PH	5.0-8.0
Te pāmahana hanga kiriata iti rawa °C	+4

Tono

He whānuitia ngā whakamahinga o te copolymer Ethylene-vinyl acetate CAS 24937-78-8 (EVA), ko ēnei ngā wāhanga matua o tana whakamahinga:

Mara kiriata angiangi

Kiriata ahuwhenua: He pai te whakawhiti mārama, te tiaki wera me te ātete ki te huarere o te EVA, ā, he maha ngā wā e whakamahia ana i roto i te hanga kiriata ahuwhenua. Ka taea e ia te pupuri i te pāmahana me te haumākū i roto i te whare kati kōtuhi, te whakatairanga i te tipu o ngā hua, me te whakaroa i te roa o te ora o te kiriata.

Kiriata takai: He pai te ngāwari o te kiriata EVA, te mārama me te ātete ki ngā poka, he pai mō te takai i ngā momo hua, pērā i te kai, ngā mea e hiahiatia ana i ia rā, me ētahi atu. Ka taea e ia te whakarato i te mahi tiaki pai me te whakaatu i te āhua o te hua.

Mara rauemi hu

Papa: He āhuatanga o te EVA ko te ngawari, te ngāwari, te mama, te ātete ki te kakahu, me ētahi atu, koinei te rauemi tino pai mō te hanga papa. He pai te mau o te papa EVA, he pai te mimiti i te ru, ā, ka taea te whakaiti i te ngenge o te waewae.

O runga: Ka taea hoki te whakamahi i te EVA hei hanga i ngā rauemi o runga, kia ngawari ai te pā, kia pai ai te manawa, kia ataahua ai hoki ngā hu.

Mara piripiri rewa wera

Piripiri EVA wera rewa: he pai te matotoru, he tere te whakamaroke, he iti te ātete ki te pāmahana, ā, he whānui te whakamahinga i roto i te takai, te here, te hanga taonga me ētahi atu ahumahi. Ka taea te whakamahi hei here i te pepa, te rakau, te kirihou me ētahi atu rauemi, he ngāwari ki te whakahaere, ā, ka taea te whakapai ake i te pai o te whakaputa.

Mara waea me te taura

Paparanga whakamarumaru: He pai te mahi whakamarumaru o te EVA, te ātete wai me te ātete waikura matū, ka taea te whakamahi hei rauemi paparanga whakamarumaru mō te waea me te taura, ka taea te tiaki pai i te waea me te taura mai i te awe o te taiao o waho, hei whakarite i te haumaru me te pono o te tuku hiko.

Hipokina: Ka taea hoki te whakamahi i te EVA hei hanga hipokina mō te waea me te taura, hei whakarato i te tiaki miihini me te mahi ārai-pakeke, hei whakaroa i te roa o te ora o te waea me te taura.

Ngā mara kē atu

Taonga Tākaro: He ngohengohe te EVA, kāore he paitini, kāore he kakara, ā, he maha ngā āhuatanga e whakamahia ana hei hanga taonga tākaro, pērā i ngā pōro taonga tākaro a ngā tamariki, ngā panga, me ētahi atu, hei whakarite i te haumaru me te whakamarie o te whakamahinga a ngā tamariki.

Taonga Hākinakina: E whakamahia whānuitia ana hoki i roto i ngā taonga hākinakina, pērā i ngā whāriki hākinakina, ngā whāriki yoga, me ētahi atu, ko tōna ngawari me tōna ngāwari ka taea te tautoko pai me te āwhina.

Ngā hua pahuka: He mama te pahuka EVA, he ngawari, he tiaki wera, he whakamarumaru oro me ētahi atu āhuatanga, ā, ka taea te whakamahi hei hanga i ngā momo hua pahuka.