N-(1,3-Dimethylbutyl)-N

OECD SIDS
N-(1,3-DIMETHYLBUTYL)-N´-PHENYL-1,4-PHENYLENEDIAMINE
1. GENERAL INFORMATION ID: 793-24-8
DATE: 11.05.2005
1.7 USE PATTERN
Type of use : Type
Category : Use resulting in inclusion into or onto matrix
Flag : Critical study for SIDS endpoint
08.08.2003 (11)
Type of use : Industrial
Category : Polymers industry
Result : 6PPD is used as rubber antidegradant which reacts as an excellent
antiozonant. The main area of application is the rubber sector, with the
majority of the manufacturing volume going into tyres.
Flag : Critical study for SIDS endpoint
08.08.2003 (11)
Type of use : Use
Category : Stabilizers
Flag : Critical study for SIDS endpoint
08.08.2003 (11)
1.7.1 DETAILED USE PATTERN
Industry category : 11 Polymers industry
Use category : 49 Stabilizers
Extra details on use category : Polymerization processes
No extra details necessary
Emission scenario document : not available
Product type/subgroup : 09 Fibre, leather, rubber and polymerised materials
preservatives
Tonnage for Application :
Year :
Fraction of tonnage for application : 1
Fraction of chemical in formulation : .008
Production : yes: Ib Intermed. stored on-site/continuous prod.
Formulation : no:
Processing : no:
Private use : No
Recovery : No
Remark : According to Hawley (1977), product is used as antiozonant, antioxidant,
and polymer stabilizer
24.06.2003 (1)
1.7.2 METHODS OF MANUFACTURE
Origin of substance : Synthesis
Type : Production
Method : In a continuously working closed system 4-aminodiphenylamine is reacted
with an excess of methyl isobutyl ketone (MIBK) to a Schiff´s base. This
base is then hydrogenated catalytically.
03.08.2003 (10)
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