Reaction products of 4,4'-(1,3-phenylene-bis(1-methylethylidene))bis-phenol and cyanogen bromide

Flash point

Link to relevant study record(s)

Reference

Endpoint:

flash point of flammable liquids

Type of information:

experimental study

Adequacy of study:

key study

Study period:

21st April 2017 to 8th December 2017

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Qualifier:

according to guideline

Guideline:

EU Method A.9 (Flash-Point)

Deviations:

no

GLP compliance:

yes (incl. QA statement)

Other quality assurance:

ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)

Type of method:

equilibrium method closed cup

Flash point apparatus:

Setaflash apparatus

Specific details on test material used for the study:

Information as provided by the Sponsor.
Identification:
4,4’-(1,3-Phenylenediisopropylidene) diphenylcyanate
Appearance/Physical state:
Yellow viscous liquid
Batch:
FAR366085A
Purity:
Not supplied
Expiry date:
29 September 2019
Storage conditions:
Approximately 4 °C in the dark

Key result

Flash point:

261 °C

Atm. press.:

101.3 kPa

Interpretation of results:

Category 1 (extremely flammable liquids) based on GHS criteria

Conclusions:

The flash point of the test item has been determined to be 261 ± 2 °C.

Executive summary:

Flash Point. 261 ± 2 °C, using a closed cup equilibrium method designed to be compatible with Method A.9 Flash Point of Commission Regulation (EC) No 440/2008 of 30 May 2008.

Key value for chemical safety assessment

Flash point at 101 325 Pa:

261 °C