Addition reaction products of conjugated sunflower-oil fatty acids and tall-oil fatty acids with maleic anhydride

Auto flammability

Link to relevant study record(s)

Reference

Endpoint:

auto-flammability

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

other: According to international guideline(s), GLP-compliant, performed in recognized contract research organization, no restrictions, fully adequate for assessment.

Qualifier:

according to guideline

Guideline:

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

Deviations:

no

GLP compliance:

yes (incl. QA statement)

Key result

Auto-ignition temperature:

392 °C

Atm. press.:

99 kPa

Remarks on result:

other:

Table 1

Experiment No.	Temperature inside the flask	External Temperature	Ignition	Sample amount	Ignition delay time
1	99 °C	102 °C	-	100 µl	-
2	199 °C	206 °C	-	100 µl	-
3	300 °C	310 °C	-	100 µl	-
4	301 °C	310 °C	-	500 µl	-
5	350 °C	362 °C	-	100 µl	-
6	350 °C	362 °C	-	500 µl	-
7	400 °C	413 °C	-	100 µl	-
8	400 °C	413 °C	+	500 µl	1.17 min
9	401 °C	413 °C	+	500 µl	1.34 min
10	392 °C	400 °C	+	500 µl	1.17 min
11	381 °C	390 °C	-	500 µl
12	385 °C	393 °C	-	500 µl
13	389 °C	398 °C	-	500 µl
14	389 °C	398 °C	-	500 µl

-   - not ignited

-   + ignited

Description of key information

392°C at 99 kPa (EU A.15)

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:

392 °C

Additional information

The difference between the pressure measured during the test and the standard pressure is regarded as negligible.