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406570 Aldrich

Poly[(phenyl isocyanate)-co-formaldehyde]

average Mn ~375

Synonym: PMDI, Polymethylene polyphenyl isocyanate

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Properties

Related Categories Engineering Polymers, Formaldehyde Copolymers and Epoxies, Materials Science, Polymer Science, Polymers More...
vapor density   8.6 (vs air)
activity   ~3.0 isocyanate groups/molecule
mol wt   average Mn ~375
refractive index   n20/D 1.63
viscosity   700 cP(25 °C)(lit.)
density   1.2 g/mL at 25 °C(lit.)

Description

Application

Component of laminates, foam insulation and structural foam.

Features and Benefits

High functionality and relatively high viscosity.

Price and Availability

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Precautionary statements 
RIDADR 
UN 3382 6.1 / PGI
WGK Germany 
3

Documents

Certificate of Analysis

Protocols & Articles
Peer-Reviewed Papers
15

References

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406597 Poly[(phenyl isocyanate)-co-formaldehyde], average Mn ~400

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