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FLEXZONE®

Polymer additives supplied by SI Group
FLEXZONE® by SI Group is a range of antioxidants and stabilizers designed to protect rubber compounds from oxygen degradation while promoting cure efficiency. Used in automotive hoses, belts, seals, profiles, and gaskets where high-temperature and high-performance durability is required.

Key features of FLEXZONE® brand include:

  • Protection against oxygen and heat degradation
  • Resistance to ozone and flex-fatigue
  • Enhanced durability in demanding rubber applications
  • Improved high-temperature performance

7 Products match your search

FLEXZONE® 4L

by SI Group

N, N'-bis-(1,4-dimethylpentyl)-p-phenylenediamine. Acts as an antiozonant. Promotes the cure of compounds and offers very good initial static protection. Protects rubber against oxygen degradation. It is insoluble in water, miscible with most organic solvents and slightly soluble in strong acids.
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FLEXZONE® 3C antiozonant

by SI Group

FLEXZONE® 3C antiozonant by SI Group combines exceptional protection against flexing, ozone, heat and oxygen. FLEXZONE® 3C antiozonant antiozonant is a protective agent for natural and synthetic rubber products.
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FLEXZONE® 11L

by SI Group

Is an excellent stabilizer for SBR and polybutadiene. Gives outstanding dynamic flex protection. Protects against ozone weathering, oxygen aging, heat and copper deterioration. As a compounding ingredient, it is used in combination with SUNPROOF® Extra or SUNPROOF® Improved antiozonant waxes. FLEXZONE® 11L antiozonant is especially recommended for NR compounds and NR based sealants. It is insoluble in water and soluble in organic solvents.
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FLEXZONE® 7L

by SI Group

FLEXZONE® 7L by SI Group is N-phenyl-N'-(1,3- dimethylbutyl)- p-phenylenediamine-based antiozonant. It is recommended for use in tire treads, sidewall, chafer and breaker compounds.
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FLEXZONE® 7P

by SI Group

FLEXZONE® 7P by SI Group is an antiozonant. FLEXZONE® 7P is recommended for use in tire treads, sidewall, chafer and breaker compounds.
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FLEXZONE® 12L

by SI Group

FLEXZONE® 12L by SI Group is an antiozonant, blend of substituted p-phenylenediamines. FLEXZONE® 12L is usually used in combination with sun proof improved waxes.
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FLEXZONE® 15L

by SI Group

FLEXZONE® 15L by SI Group is an antiozonant, blend of alkylated p-phenylenediamines. It prevents static and dynamic cracking in outdoor exposure.
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