reaction injection moulding

Acronym: RIM

Reactive polymer processing that produces polymer monoliths by low-pressure injection and mixing of low-viscosity precursors into moulds.
Reaction injection moulding commonly uses two-component precursors that produce polymer networks after mixing.
PAC, 2007, 79, 1801 (Definitions of terms relating to the structure and processing of sols, gels, networks, and inorganic-organic hybrid materials (IUPAC Recommendations 2007)) on page 1824