Tris (1-chloro-2-propyl) phosphate (TCPP) microcapsules for the preparation of flame-retardant rigid polyurethane foam

Görkem Ülkü, Nesrin Köken*, Ahmet Akar, Nilgün Kızılcan, Dilşah Yaman

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

7 Citations (Scopus)

Abstract

Toxic liquid tris (1-chloro-2-propyl) phosphate) (TCPP) was microencapsulated with the melamine-formaldehyde resin in water and added as the fire-retardant into the polyurethane foam to slow down its diffusion out. The effect of sodium dodecyl benzenesulfonate and polyvinyl alcohol contents on the particle size was studied and the average size of about 50–250 μm was produced. Increasing the stirring rate and PVA content decreased the diameter of the microcapsule. The cell size of polyurethane foams containing TCPP microcapsules was in the range of 100–600 μm. The polyurethane foam containing 9 wt% of the TCPP microcapsules was HB grade flame-rated.

Original languageEnglish
Pages (from-to)560-568
Number of pages9
JournalPolymer-Plastics Technology and Materials
Volume60
Issue number5
DOIs
Publication statusPublished - 2021

Bibliographical note

Publisher Copyright:
© 2020 Taylor & Francis.

Funding

This work was financial supported by Istanbul Technical University Research Foundation (İTÜ-BAP Project No: TDK-2018-41465).

FundersFunder number
Istanbul Technical University Research FoundationTDK-2018-41465

    Keywords

    • fire-retardant
    • melamine-formaldehyde resin
    • Microencapsulation
    • polyurethane foam
    • tris (1-chloro-2-propyl) phosphate

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