433497

Poly(propylene glycol), tolylene 2,4-diisocyanate terminated

average M_n ~2,300 (narrow MW distribution), isocyanate ~3.6 wt. %

• 동의어(들): Polypropylene glycol-toluene diisocyanate copolymer, Tolylene diisocyanate-polypropylene glycol polymer
• CAS Number: 9057-91-4
• MDL number: MFCD00217728
• UNSPSC 코드: 12162002
• PubChem Substance ID: 24867145
• NACRES: NA.23

속성

• 형태: viscous liquid
• Quality Level: 100
• 분자량: average M_n ~2,300 (narrow MW distribution); degree of polymerization ~34
• 구성: isocyanate, ~3.6 wt. %
• 경도: 80 (Shore A, reacted with MOCA)
• 불순물: <0.1% residual TDI
• refractive index: n20/D 1.4742
• 점도: ≤1,700 cP(40 °C)(lit.)
• density: 1.05 g/mL at 25 °C
• SMILES string: CC(O)CO.Cc1ccc(cc1N=C=O)N=C=O

설명

애플리케이션

Idler rollers and adhesive-handling pads.

특징 및 장점

Lower viscosity than conventional polyurethane oligomers. Aromatic isocyanate is more reactive than aliphatic isocyanate. Aromatic isocyanates are less light stable than aliphatic isocyanates.

물리적 형태

Polyurethane prepolymer.

안전성 정보

• 픽토그램: GHS08,GHS07
• 신호어: Danger
• 유해 및 위험 성명서: H302 + H312 + H332,H315,H317,H319,H334,H335
• 예방조치 성명서: P261 - P264 - P280 - P301 + P312 - P302 + P352 + P312 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3
• 표적 기관: Respiratory system
• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 3
• Flash Point (°F): 235.4 °F - closed cup
• Flash Point (°C): 113 °C - closed cup