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How SBR Latex Modifies Asphalt Binder

Update:Understanding SBR Polymer Modification Asphalt binder performance is influenced by temperature, traffic loading, aging a...
Summary:Aug 24,2026

Understanding SBR Polymer Modification

Asphalt binder performance is influenced by temperature, traffic loading, aging and environmental conditions. Polymer modification is one approach used to adjust binder characteristics for specific applications.

SBR latex can be incorporated into selected bitumen systems to introduce synthetic rubber polymer.

From Latex to Polymer Film

During formulation and curing, the SBR latex particles can form a polymer phase within the modified binder system. The resulting polymer structure can influence flexibility, elasticity and cohesion.

The effectiveness of the modification depends on:

  • SBR polymer characteristics
  • Polymer dosage
  • Bitumen compatibility
  • Mixing conditions
  • Curing conditions
  • Final binder structure

Important SBR Parameters

When selecting an SBR latex for asphalt modification, formulators may consider:

Solids Content
Determines the polymer concentration supplied by the latex.

Tg
Provides an indication of the temperature-related characteristics of the polymer.

Viscosity
Influences handling and mixing behavior.

Particle Characteristics
Can affect latex stability and compatibility.

Mechanical Stability
Relevant to storage, transportation and formulation processes.

High Solid SBR Latex

High Solid SBR Latex can be considered for formulations requiring a higher polymer solids concentration.

RUICO supplies SBR latex for asphalt, bitumen emulsion, waterproofing and other construction applications.

Contact: [email protected]

Zhejiang Ruico Advanced Materials Co., Ltd.
Ruico Advanced Materials is a famous china flame retardants suppliers and acrylic resins manufacturers, ruico has successively obtained “high-tech enterprises”, “provincial enterprise r&d centers”, “provincial innovative demonstration small and medium-sized enterprises”, “south taihu elite plan leading innovative enterprises”.
● Strong research and development capabilities and comprehensive product line
● The first domestic fully automated operating system platform independently designed and developed by China
● Professional testing laboratory platform
● The product meets various domestic and international professional testing standards and environmental protection requirements.
● On-time and fast delivery ability, professional customer service system

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