15759

Poli(etilenglicol)-bloque-poli(propilenglicol)-bloque-poli(etilenglicol))

• Sinónimos: Poly(ethylene glycol)-block-poly(propylene glycol)-block-poly(ethylene glycol), Lutrol F68
• Número CAS: 9003-11-6
• UNSPSC Code: 12352104
• NACRES: NA.25
• MDL number: MFCD00082049

Propiedades

• form: solid
• Quality Segment: 200
• mol wt: ~7680-9510 g/mol
• composition: oxyethylene, 79.9-83.7%
• impurities: ≤0.25% ethylene glycol and diethylene glycol, ≤0.4% total ash, ≤1 ppm ethylene oxide, ≤1.0% water, ≤2 ppm arsenic traces, ≤20 ppm heavy metals, ≤5 ppm dioxan, ≤5 ppm propylene oxide, 50-150 ppm butylhydroxytoluene
• ign. residue: ≤0.30%
• color: APHA: ≤120, 50/50 in CH₃OH
• pH: 5.0-7.5 (100 g/L in H₂O), 6.0-7.5 (25 g/L in H₂O)
• CMC: 0.48 mM
• transition temp: cloud point >100 °C
• HLB: >24
• SMILES string: O2C(C2)C.O1CC1
• InChI: 1S/C3H6O.C2H4O/c1-3-2-4-3;1-2-3-1/h3H,2H2,1H3;1-2H2
• InChI key: RVGRUAULSDPKGF-UHFFFAOYSA-N

Descripción

Application

• Stabilizing Function of P 188 in Dermal Formulations: Examined for its stabilizing effects on industrial concentrates of dermal hesperidin smartCrystals, P 188 contributed to enhancing the long-term stability of the formulations, relevant for dermal therapeutic interventions (Romero et al., 2015).

Biochem/physiol Actions

Poloxamer 188 is widely used as a thickening agent and gel binder.

Other Notes

The Poloxamer 188 grades are poloxamers from the extensive line of block copolymers.

Legal Information

Información de seguridad

• Clase de almacenamiento: 11 - Combustible Solids
• wgk: WGK 1