468134

Poly(styrene-co-allyl alcohol)

average M_w ~2,200, average M_n ~1,200, allyl alcohol 40 mol %

• Synonyme(s) : Allyl alcohol-styrene copolymer, Poly(styrene-allyl alcohol), Styrene-allyl alcohol copolymer
• Formule linéaire : [CH₂CH(C₆H₅)]_x[CH₂CH(CH₂OH)]_y
• Numéro CAS: 25119-62-4
• Numéro MDL: MFCD00134021
• Code UNSPSC : 12162002
• ID de substance PubChem : 24870490
• Nomenclature NACRES : NA.23

Propriétés

• Densité de vapeur: 2 (vs air)
• Niveau de qualité: 100
• Pression de vapeur: 23.8 mmHg ( 25 °C)
• Forme: solid
• Poids mol.: average M_n ~1,200; average M_w ~2,200
• Composition: allyl alcohol, 40 mol %
• Limite d'explosivité: 18 %
• Indice d'hydroxyle: 255 mg KOH/g
• Température de transition: T_g 63 °C (DSC)
• Densité: 1.05 g/mL at 25 °C
• Chaîne SMILES: OCC=C.C=Cc1ccccc1
• InChI: 1S/C8H8.C3H6O/c1-2-8-6-4-3-5-7-8;1-2-3-4/h2-7H,1H2;2,4H,1,3H2
• Clé InChI: WXNYILVTTOXAFR-UHFFFAOYSA-N

Description

Application

• Reinforced Shape-tunable Microwrinkles: Uses Poly(styrene-co-allyl alcohol) as a sacrificial coating to create reinforced, shape-tunable microwrinkles on elastomer surfaces, enhancing surface functionality for various applications (T Ohzono et al., researchgate.net).


• Electronic Nose for VOC Detection: Describes the use of Poly(styrene-co-allyl alcohol) in sensor arrays for selective detection of volatile organic compounds (VOCs) via principal component analysis (I Yoon et al., Sensors, 2019).


• Proton Conductive Membranes: Focuses on developing proton conductive membranes from Poly(styrene-co-allyl alcohol) for potential use in fuel cells, highlighting the impact of hydroxyl group interactions on conductivity (FAM Loureiro et al., Polímeros, 2014).


• Gas Separation Membranes: Utilizes Poly(styrene-co-allyl alcohol) in blend membranes with polycarbonate, enhanced with nano-zeolite for improved gas separation efficiency (A Kausar, Journal of the Chinese Advanced Materials Society, 2017).

Informations sur la sécurité

• Code de la classe de stockage: 11 - Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 3
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable
• Équipement de protection individuelle: Eyeshields, Gloves, type N95 (US)