Page 261 - Handbook of Plastics Technologies

ELASTOMERS

ELASTOMERS 4.53

TABLE 4.10 Examples of Chemicals that Have Been Used as Antioxidants and Chemical
Antiozonants
Chemical name Abbrev. Chemical name Abbrev.
p-Phenylinediamine derivatives Bisphenol derivatives (nondiscolor-
(strongly discoloring) ing)
N-Isopropyl-N´-phenyl-p-phe- IPPD 2.2´-Methylene-bis-(4-methyl-6- BPH
nylenediamine tert.butylphenol)
N-(l,3-dimethylbutyl)-N´-phenyl- 6PPD 2.2´-Methylene-bis-(4-methyl-6- CPH
p-phenylenediamine cyclohexylphenol)
N-N´-Bis-(l,4-dimethylpentyl)-p- 77PD 2.2´-Isobutylidene-bis-(4-methyl- IBPH
phenylenediamine 6-tert.butylphenol)
N,N´-Bis-(1-ethyl-3-methylpen- DOPD
tyl)-p-phenylenediamine
N,N´-Diphenyl-p-phenylenedi- DPPD Monophenol derivatives (nondiscol-
amine oring)
N,N´-Ditolyl-p-phenylenediamine DTPD 2,6-Di-tert.butyl-p-cresol BHT
N,N´-Di-β-naphthyl-p-phenylene- DNPD Alkylated phenol APH
diamine
Styrenated and alkylated phenol SAPH
Dihydroqumoline derivatives Styrenated phenol SPH
(strongly discoloring)
6-Ethoxy-2,2,4-trimethyl-1,2- ETMQ
dihydroquinoline
2,2,4-Trimethyl-1,2-dihydroquin- TMQ Other antidegradants (nondiscolor-
oline, polymerized ing)
Tris-nonylphenylphosphite TNPP
Naphthylamine derivatives (strongly dilauryl-β,β-thiodipropionate DLTDP
discoloring)
Phenyl-α-naphthylamine PAN β-naphthyl disulfide
Phenyl-β-naphthylamine PBN thio-β-naphthol
2-mercaptobenzothiazole MBT
Diphenylamine derivatives (strongly benzothiazyl disulfide MBTS
discoloring)
Octylated diphenylamine ODPA
Styrinated diphenylamine SDPA tris(p-nonylphenyl)phosphite TNPP
Acetone/disphenylamine conden- ADPA zinc dimethyldithiocarbamate ZDMC
sation product

Benzimidazole derivatives (nondis-
coloring)
2-Mercaptobenzimidazole MBI
Zinc-2-mercaptobenzimidazole ZMBI
Methyl-2-mercaptobenzimidazole MMBI
Zinc-methylmercaptobenzimida- ZMMBI
zole

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