481696

Poly(dimethylsiloxane), bis(3-aminopropyl) terminated

average M_n ~27,000

• Synonym(s): PDMS
• Linear Formula: H₂N(CH₂)₃Si(CH₃)₂O[Si(CH₃)₂O]_nSi(CH₃)₂(CH₂)₃NH₂
• CAS Number: 106214-84-0
• MDL number: MFCD00241456
• UNSPSC Code: 12162002
• PubChem Substance ID: 24871776
• NACRES: NA.23

Properties

• specific activity: 0.07-0.09 meq/g (Amine number)
• mol wt: average M_n ~27,000
• refractive index: n20/D 1.406
• viscosity: 2,000 cSt
• bp: >200 °C (lit.)
• density: 0.98 g/mL at 25 °C (lit.)
• SMILES string: C[Si](C)=O.C[Si](C)(O)CCCN

Description

Application

• Synthesis and Characterization of Self-Healing Elastomers Based on Coordination Bonds: This study explores the use of Aminopropyl terminated polydimethylsiloxane (APT-PDMS) in creating self-healing elastomers, highlighting its potential in materials engineering and design (BAI Zhiwei et al. 2020).
• Poly (imide-siloxane)s based on hyperbranched polyimides: Discusses the synthesis of polyimide-siloxane copolymers using bis(3-aminopropyl)-terminated poly(dimethylsiloxane), illustrating the versatility of this material in creating advanced polymer structures (P Sysel et al., 2018).

Safety Information

• Storage Class: 10 - Combustible liquids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves