Thermoplastic Elastomer SIS HEXAS EL-9102

Folasaga o oloa

Styrene-butadiene ma styrene-isoprene poloka copolymers (SBR), e lauiloa foi o le styrene-butadiene-styrene (SBS) ma le styrene-isoprene-styrene (SIS), e lua triblock copolymers e aofia ai poloka polystyrene i pito taʻitasi o se filifili mole. ma se fa'asologa o le butadiene po'o le isoprene i le ogatotonu.SBS ma le SIS o elastomers thermoplastic, faʻafefiloi e faʻaalia uma le elasticity ma le maufetuunaʻi o le paʻu butadiene poʻo le isoprene paʻu (paʻu natura) ma le gafatia o le polystyrene e faʻapipiʻi ma faʻapipiʻiina i lalo o le malosi o le vevela.

Fa'atatauga

Fa'apipi'i ma'ale'ale omiga, Fa'amaufa'ailoga, vali fa'ailoga o le auala, Su'iga bitumen, Fa'apipi'i membrane e le vai, Pi'i tumama.

Fa'amatalaga

Taua masani

Tulafono Fa'atonu/Fa'avasegaga

CAS Numera 25038-32-8

ISA - Food and Drug Administration (FDA) A faʻaaogaina e leʻi faʻaleleia mo talosaga e faʻafesoʻotaʻi ai meaʻai, o le styrene-isoprene block copolymer oloa o loʻo lisiina i luga o le laulau o loʻo i luga o le a tausisia le US Food, Drug, and Cosmetic Act e pei ona teuteuina i lalo o le Food Additive Regulation 21. CFR 177.1810 (b)(2) fa'atasi ai ma tapula'a o lo'o taua i lalo: E le gata i lea, o le styrene-isoprene block copolymer oloa (s) o lo'o lisiina i le laulau i luga o le a tausisia foi mea nei:
US FDA: 21 CFR 175.105 Fa'apipi'i
21 CFR 177.2600 Mea pa'u ua fa'amoemoe mo le fa'aaogaina faifaipea.
21 CFR 175.125 Fa'apipi'i ma'ale'ale.
21 CFR 175.300 Pa'u ma polymeric
21 CFR 176.170 Vaega o pepa ma pepa pepa o loʻo faʻafesoʻotaʻi ma meaʻai vai ma gaʻo.
21 CFR 176.180 Vaega o pepa ma pepa pepa e feso'ota'i ma mea'ai mago
21 CFR 175.320: Fa'apipi'i Resinous ma Polymeric mo Ata Poliolefin.
21 CFR 177.1210: Tapuni fa'atasi ma fa'amau fa'amauga mo pusa mea'ai.O lo'o maua isi fa'amatalaga fa'atonutonu pe a talosaga.