Automotive Rubber | Chemical Supplier | Castle Chemicals Ltd

Automotive Rubber

A range of performance additives for the Tyre and Automotive Rubber sector led by our Sulphur Silane Coupling Agents from global leader Hubei Jianghan New Materials Co. Ltd for whom we act as an authorized distributor.

Anti-Scorch

Product Name	CAS#
Anti-Scorch Inhibitor CTPI	17796-82-6

Chemical Composition	Compliance
N-Cyclohexyl (thio) Phthalimide	✔️ Full EU Reach

Functionality
Pre-Vulcanisation Inhibitor.

Performance Driver
High Scorch Control.

Resorcinol

Product Name	CAS#
Resorcinol Technical	108-46-3

Chemical Composition	Compliance
Benzene-1,3-diol	✔️ Full EU Reach

Functionality
Adhesion Promoter in Rubber Systems.

Performance Driver
Effective to bond steel/nylon/Silica/Fibres into a Rubber Compound.

Product Name	CAS#
Technic B20S	24969-11-7

Chemical Composition	Compliance
Reaction Product of Formaldehyde and Resorcinol.	✔️ Full EU Reach

Functionality
Adhesion Promoter in Rubber Systems.

Performance Driver
Used as Resorcinol component in dry bonding system for tyre cord.

Product Name	CAS#
Industrial Rubber Technic RSAM N/A	N/A

Chemical Composition	Compliance
Resorcinol and Stearic Acid.

Functionality
To be used in Conjunction with Methylene Donors.

Performance Driver
Improves adhesion and flex fatigue.

Silane Coupling Agents

Product Name	CAS#
JH-S69	211519-85-6

Chemical Composition	Compliance
Bis[3-(triethoxysilyl)propyl]tetrasulfide	✔️ Full EU Reach

Functionality
Used in Rubber compounding as coupling agent of Non-Carbon Black Pigments to the polymer matrix.

Performance Driver
Improved Abraision Resistance, higher compiound modulus, lower Hysteresis and compound set. Can improved Rolling Resistance on Tyres.

Product Name	CAS#
JH-S69C	N/A

Chemical Composition	Full EU Reach
Blended Material – Bis[3-(triethoxysilyl)propyl]tetrasulfide 50% & Carbon Black (N326) 50%.	✔️

Functionality
Used in Rubber compounding as coupling agent of Non-Carbon Black Pigments to the polymer matrix

Performance Driver
As above however blended with Carbon Black to aid mixing/dispersion

Product Name	CAS#
JH-S75	56706-10-6

Chemical Composition	Compliance
Bis[3-(triethoxysilyl)propyl]disulfide	✔️ Full EU Reach

Functionality
Used in Rubber compounding as coupling agent of Non-Carbon Black Pigments to the polymer matrix.

Performance Driver
Improved Abrasion Resistance, higher compound modulus, lower Hysteresis and compound set. Can improved Rolling Resistance on Tyres.

Product Name	CAS#
JH-S75C	N/A

Chemical Composition	Full EU Reach
Blended Material – Bis[3-(triethoxysilyl)propyl]disulfide 50% & Carbon Black (N326) 50%	✔️

Functionality
Used in Rubber compounding as coupling agent of Non-Carbon Black Pigments to the polymer matrix

Performance Driver
As above however blended with Carbon Black to aid mixing/dispersion

Product Name	CAS#
JH-S69	211519-85-6

Chemical Composition	Compliance
Bis[3-(triethoxysilyl)propyl]tetrasulfide	✔️ Full EU Reach

Functionality
Used in Rubber compounding as coupling agent of Non-Carbon Black Pigments to the polymer matrix.

Performance Driver
Improved Abraision Resistance, higher compiound modulus, lower Hysteresis and compound set. Can improved Rolling Resistance on Tyres.

Product Name	CAS#
Chloroprene SD77S	9010-98-4

Chemical Composition	Compliance
High Solids Aqueous Dispersion of 2-Chloro- 1,3-Butadiene.	✔️ Full EU Reach

Functionality
Adhesives, Asphalt Emulsions, Coatings.

Performance Driver
Waterproofing/Improves Moisture Resistance in 1 Part Sprayable Latex Systems.

Product Name	CAS#
JH-S75	56706-10-6

Chemical Composition	Compliance
Bis[3-(triethoxysilyl)propyl]disulfide	✔️ Full EU Reach

Functionality
Used in Rubber compounding as coupling agent of Non-Carbon Black Pigments to the polymer matrix.

Performance Driver
Improved Abrasion Resistance, higher compound modulus, lower Hysteresis and compound set. Can improved Rolling Resistance on Tyres.

Product Name	CAS#
JH-S69	211519-85-6

Chemical Composition	Compliance
Bis[3-(triethoxysilyl)propyl]tetrasulfide	✔️ Full EU Reach

Functionality
Used in Rubber compounding as coupling agent of Non-Carbon Black Pigments to the polymer matrix.

Performance Driver
Improved Abraision Resistance, higher compiound modulus, lower Hysteresis and compound set. Can improved Rolling Resistance on Tyres.

Product Name	CAS#
Anti-Scorch Inhibitor CTPI	17796-82-6

Chemical Composition	Compliance
N-Cyclohexyl (thio) Phthalimide	✔️ Full EU Reach

Functionality
Pre-Vulcanisation Inhibitor.

Performance Driver
High Scorch Control.

Product Name	CAS#
Resorcinol Technical	108-46-3

Chemical Composition	Compliance
Benzene-1,3-diol	✔️ Full EU Reach

Functionality
Adhesion Promoter in Rubber Systems.

Performance Driver
Effective to bond steel/nylon/Silica/Fibres into a Rubber Compound.

Product Name	CAS#
Technic B20S	24969-11-7

Chemical Composition	Compliance
Reaction Product of Formaldehyde and Resorcinol.	✔️ Full EU Reach

Functionality
Adhesion Promoter in Rubber Systems.

Performance Driver
Used as Resorcinol component in dry bonding system for tyre cord.

Product Name	CAS#
Industrial Rubber Technic RSAM N/A	N/A

Chemical Composition	Compliance
Resorcinol and Stearic Acid.

Functionality
To be used in Conjunction with Methylene Donors.

Performance Driver
Improves adhesion and flex fatigue.