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Physical & Chemical properties

Auto flammability

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Administrative data

Endpoint:
relative self-ignition temperature (solids)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Feb. 1992
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: well documented and scientfically acceptable

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1992

Materials and methods

Test guidelineopen allclose all
Guideline:
EU Method A.16 (Relative Self-Ignition Temperature for Solids)
Guideline:
EU Method A.15 (Auto-Ignition Temperature (Liquids and Gases))
Version / remarks:
IEC Publication 79-4 Part 4
Principles of method if other than guideline:
Samples of test material were dropped into a flask not injected). The lowest teperature at which ignition occured within 5 minutes of insertion was determined
GLP compliance:
yes (incl. certificate)

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
Name of test material: N4,N4'-Diphenyl-N4,N4'-di-m-tolyl-biphenyl-4,4'-diamine RXSS/91/404
Physical state: white powder
Lot/batch No.: 0119

Results and discussion

Auto-ignition temperature (liquids / gases)open allclose all
Auto-ignition temperature:
> 400 °C
Atm. press.:
>= 103.2 - <= 103.8 kPa
Remarks on result:
other:
Auto-ignition temperature:
> 173 °C
Atm. press.:
1 atm
Remarks on result:
other:
Relative self-ignition temperature (solids)open allclose all
Relative self-ignition temperature:
> 400 °C
Remarks on result:
other:
Remarks:
at atm. press. of >=103.2 - <=103.8 kPa
Relative self-ignition temperature:
> 173 °C
Remarks on result:
other:
Remarks:
at atm. press. of 1.0 atm

Any other information on results incl. tables

The self-ignition temperature (volatile liquids ad gases) has been determined to be greater than 400°C.

The realtive self-ignition temperature (solids) has been determined to be greater than the melting temperature of 173to 175 °C.

Applicant's summary and conclusion