Reaction products of diethylenetriamine and 2,2'-[(1-methylethylidene)bis(4,1-phenyleneoxymethylene)]bisoxirane

Auto flammability

Link to relevant study record(s)

Reference

Endpoint:

auto-ignition temperature (liquids)

Type of information:

experimental study

Adequacy of study:

key study

Study period:

This study was conducted between 19 October 2016 and 31 October 2016

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Qualifier:

according to guideline

Guideline:

EU Method A.15 (Auto-Ignition Temperature (Liquids and Gases))

Version / remarks:

EC No. 440/2008 30 May 2008

Deviations:

no

GLP compliance:

yes (incl. QA statement)

Specific details on test material used for the study:

Identification: 4,4'-Isopropylidenediphenol, oligomeric reaction products with 1-chloro-2,3-epoxypropane, reaction products with diethylenetriamine
Appearance/Physical state: Yellow/brown extremely viscous liquid
Batch: Ei3041
Purity: Not supplied
Expiry date: 01 May 2021
Storage conditions: Room temperature in the dark

Key result

Auto-ignition temperature:

ca. 432 °C

Atm. press.:

> 100.3 - < 100.5 kPa

Results of the auto-ignition temperature determination are shown in the following table:

Test temperature (ºC)	Test volume (g)	Ignition delay (s)	Observations
200 (clean flask)	0.2	>300	No ignition
250 (clean flask)	0.3	>300	No ignition.
300 (clean flask)	0.2	>300	No ignition. Light grey fumes emitted
350	0.2	>300	No ignition. Light grey fumes emitted
400	0.2	>300	No ignition. Light grey fumes emitted
450	0.2	7	An orange flame.  Light grey fumes emitted
440 (clean flask)	0.2	10	An orange flame.  Light grey fumes emitted
430 (clean flask)	0.2	>300	No ignition.  Light grey fumes emitted
432 (clean flask)	0.2	>300	No ignition. Grey fumes emitted
434 (clean flask)	0.2	16	An orange flame. Grey fumes emitted
432 (clean flask)	0.4	>300	No ignition. Grey fumes emitted
432 (clean flask)	0.6	19	An ornage flame. Grey fumes emitted
430(clean flask)	0.6	>300	No ignition. Grey fumes emitted
430 (clean flask)	0.8	>300	No ignition. Grey fumes emitted
430 (clean flask)	1.0	>300	No ignition. Grey fumes emitted
430 (clean flask)	1.2	>300	No ignition. Grey fumes emitted
430(clean flask)	1.4	>300	No ignition. Grey fumes emitted

Room temperature: 20 °C Atmospheric pressure: 100.3 to 100.5 kPa

Conclusions:

The test item has been determined to have an auto-ignition temperature of 432 ± 5 °C.

Executive summary:

The hazardous physico-chemical properties of 4,4'-Isopropylidenediphenol, oligomeric reaction products with 1-chloro-2,3-epoxypropane, reaction products with diethylenetriamine have been determined.  

Auto-Ignition Temperature (Liquids and Gases).

432 ± 5 °C, using a procedure designed to be compatible with Method A.15 Auto-Ignition Temperature (Liquids and Gases) of Commission Regulation (EC) No 440/2008 of 30 May 2008.

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:

432 °C