ε-Caprolactone, oligomers, esters with acrylic acid and 2,2,2',2'-tetrakis (hydroxymethyl)-3,3'-oxydipropan-1-ol

Auto flammability

Administrative data

Endpoint:

auto-ignition temperature (liquids)

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2018

Report date:

2018

Materials and methods

Test guideline

Test guideline 1

Qualifier:

equivalent or similar to guideline

Guideline:

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

Version / remarks:

2008

Test guideline 2

Qualifier:

according to guideline

Guideline:

IEC 60079-4 (Electrical apparatus for explosive gas atmospheres. Part 4: Method of test for ignition temperature)

Version / remarks:

1987

Deviations:

no

GLP compliance:

yes (incl. QA statement)

Remarks:

MHRA

Test material

Test material information

Constituent 1

Reference substance name:

ε-Caprolactone, oligomers, esters with acrylic acid and 2,2,2',2'-tetrakis (hydroxymethyl)-3,3'-oxydipropan-1-ol

EC Number:

500-276-7

EC Name:

ε-Caprolactone, oligomers, esters with acrylic acid and 2,2,2',2'-tetrakis (hydroxymethyl)-3,3'-oxydipropan-1-ol

Cas Number:

89800-10-2

Molecular formula:

{(C10H16O7).(C3H3O)b.[(C6H10O2)m.(C3H3O)a]} (i.e., UVCB substance)

IUPAC Name:

ε-Caprolactone, oligomers, esters with acrylic acid and 2,2,2',2'-tetrakis (hydroxymethyl)-3,3'-oxydipropan-1-ol

Test material form:

liquid

Details on test material:

Colorless to light yellow

Results and discussion

Auto-ignition temperature (liquids / gases)

Key result

Auto-ignition temperature:

>= 441 - <= 451 °C

Atm. press.:

>= 96.7 - <= 99.7 kPa

Any other information on results incl. tables

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

Temperature (ºC)	Clean Flask (Yes/No)	Volume (μL)	Ignition Delay (s)	Observations
200	Yes	70	>300	No ignition. A small amount of grey fumes were emitted.
250	Yes	70	>300	No ignition. A small amount of grey fumes were emitted.
300	Yes	70	>300	No ignition. A small amount of grey fumes were emitted.
350	No	70	>300	No ignition. A small amount of grey fumes were emitted.
400	No	70	>300	No ignition. A small amount of grey fumes were emitted.
450	No	70	>300	No ignition. A small amount of grey fumes were emitted.
500	No	70	2	An orange flame and sparks. No fumes emitted.
470	No	70	>300	No ignition. No fumes emitted.
480	No	70	>300	No ignition. A small amount of grey fumes were emitted.
490	No	70	6	An orange flame. Grey fumes were emitted.
486	No	70	>300	No ignition. No fumes emitted.
488	No	70	18	An orange/blue flame. Grey fumes were emitted
486	Yes	70	>300	No ignition. No fumes emitted.
486	Yes	200	>300	No ignition. No fumes emitted.
486	Yes	400	8	An orange flame. Grey fumes were emitted.
484	Yes	400	5	An orange flame. Grey fumes were emitted.
482	Yes	400	5	An orange flame. Grey fumes were emitted.
480	Yes	400	5	An orange flame. Grey fumes were emitted.
478	Yes	400	9	An orange/blue flame. Grey fumes were emitted.
476	Yes	400	7	An orange/blue flame. Grey fumes were emitted.
474	Yes	400	8	An orange/blue flame. Grey fumes were emitted.
472	Yes	400	9	An orange flame. Grey fumes were emitted.
470	Yes	400	12	An orange flame. Grey fumes were emitted.
466	Yes	400	>300	No ignition. Grey fumes were emitted.
468	Yes	400	14	An orange flame. Grey fumes were emitted.
466	Yes	600	13	An orange flame. Grey fumes were emitted.
464	Yes	600	4	An orange flame. Grey fumes were emitted.
462	Yes	600	>300	No ignition. No fumes emitted.
462	Yes	800	8	An orange flame. Grey fumes were emitted.
460	Yes	800	>300	No ignition. No fumes emitted.
460	Yes	1000	33	A blue/orange. Grey fumes were emitted.
458	Yes	1000	17	A blue/orange. Grey fumes were emitted.
456	Yes	1000	14	An orange flame. Grey fumes were emitted.
454	Yes	1000	29	An orange flame. Grey fumes were emitted.
452	Yes	1000	24	An orange flame. Grey fumes were emitted.
450	Yes	1000	44	An orange/blue flame. Grey fumes were emitted.
448	Yes	1000	26	A small blue flame. Grey fumes were emitted.
446	Yes	1000	28	A blue flame. Grey fumes were emitted.
442	Yes	1000	>300	No ignition. Grey fumes were emitted.
444	Yes	1000	>300	No ignition. Grey fumes were emitted.
444	Yes	800	>300	No ignition. Grey fumes were emitted.
444	Yes	600	>300	No ignition. Grey fumes were emitted.
444	Yes	400	>300	No ignition. Grey fumes were emitted.
444	Yes	200	>300	No ignition. Grey fumes were emitted.

Room temperature: 18 to 20 °C

Atmospheric pressure: 96.7 to 99.7 kPa

 

Conclusion

The test item has been determined to have an auto-ignition temperature of 446 ± 5 °C.