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Akroform® HMT-80/SBR/P by Akrochem is 80% polymeric dispersion of hexamethylenetetramine in SBR. It is a masterbatch and is used with resorcinol (with silica) to make rubber-to-fabric adhesion possible. It allows easy weigh-up and protection from skin irritation due to its pelletized form. Akroform® HMT-80/SBR/P acts as an efficient accelerator for sulfenamide and thiazole type cure system. It is easy to handle polymer-bound dispersion providing better uniformity of mix at low temperature, upgrade plant safety and quality. The recommended level of active HMT is 1.6 phr, active resorcinol is 2.5 phr and silica-to-bond rubber formulas (nylon, cotton, activated polyester) is 10-15 phr. Akroform® ZnO-85/EPR/P by Akrochem is a polymeric dispersion of zinc oxide in the EPR polymer binder. It also acts as an activator for many rubber chemistries. It promotes enhanced dispersion of zinc oxide in rubber formulation, where the dispersion or powder form is not easily achieved. It is easy to handle polymer-bound dispersion providing better uniformity of mix at low temperature, upgrade plant safety and quality. Akroform® ZnO-85/EPR/P is a masterbatch grade. Akroform® IS-70/SBR/P by Akrochem is a polymeric dispersion of insoluble sulfur. It prevents the migration of sulfur from uncured rubber compounds stock. It allows good building tack and fewer flow lines in compression cured parts. It converts to standard sulfur above 220°F. Akroform® IS-70/SBR/P is a masterbatch containing SBR as a binder. It is easy to handle polymer-bound dispersion providing better uniformity of mix at low temperature, upgrade plant safety and quality. Akroform® TMTM-80/EPR/P by Akrochem is a polymeric dispersion of tetramethyl thiuram mono-sulfide in EPR. It is a non-discoloring, non-staining very active thiuram accelerator. It exhibits an excellent scorch-to-cure rate among secondary accelerators. It offers fast cures with minimum loss in scorch time. Akroform® TMTM-80/EPR/P is a masterbatch grade. It is easy to handle polymer-bound dispersion providing better uniformity of mix at low temperature, upgrade plant safety and quality. Recommended as a powerful secondary accelerator for natural- and synthetic rubber. Akroform® MBTS-90/EPR/P by Akrochem is a 90% polymeric dispersion of MBTS in EPR polymeric binder. It is very active at a temperature above 280°F and acts as an organic accelerator. It is also used as a retarder in non-sulfur modified polychloroprene- and as a potent retarder in the peroxide-cure system. It requires zinc oxide, fatty acid and sulfur, to achieve optimal performance. This grade is activated by aldehyde amine, di-thiocarbamates, alkaline, guanidines and thiurams. It is easy to handle polymer-bound dispersion providing better uniformity of mix at low temperature, upgrade plant safety and quality. It can be used as a mild peptizer for natural rubber. Akroform® MBTS-90/EPR/P increases scorch resistance when combines with retarder- PX, AK or SAFE. Akroform® TMTD-75/EPR/P-OR by Akrochem is a polymeric dispersion of tetramethyl thiuram disulfide. It is a non-discoloring, non-staining very active thiuram accelerator. It acts as a retarder in polychloroprene. It offers 13% of its active weight as sulfur in sulfur-donor curing. It is easy to handle polymer-bound dispersion providing better uniformity of mix at low temperature, upgrade plant safety and quality. It is a masterbatch containing EPR as a binder. Akroform® TMTD-75/EPR/P-OR is recommended as a powerful secondary accelerator for natural- and synthetic rubber. Akroform® HMT-80/EPR/P by Akrochem is 80% polymeric dispersion of hexamethylenetetramine (HMT) in EPR. It is a masterbatch and used with resorcinol (with silica) to make rubber-to-fabric adhesion possible. It allows easy weigh-up and protection from skin irritation due to its pelletized form. It acts as an efficient accelerator for sulfenamides and thiazoles type cure system. It is easy to handle polymer-bound dispersion providing better uniformity of mix at low temperature, upgrade plant safety and quality. Recommended level in active HMT is 1.6 phr, active resorcinol is 2.5 phr and silica to bond rubber formulas (nylon, cotton, activated polyester) is 10-15 phr. Akroform® VS-50/EPR/P by Akrochem is a sulfur curable elastomeric dispersion in the rubber matrix. It is a non-staining, non-blooming accelerator for the EPDM compound. It provides good processing safety and medium-fast curing property. In conjunction with secondary acceleration, it offers a high degree of cross-linking and acceleration. Akroform® VS-50/EPR/P masterbatch is easy to handle polymer-bound dispersion providing better uniformity of mix at low temperature, upgrade plant safety and quality. The physical properties of vulcanization are comparable to those obtained with blooming ultra-accelerator combinations. Recommended level of typical loading is 2-4 phr, for highly loaded stocks is up to 5 phr may be used with 1.5-2.5 phr sulfur is 1 phr. Akroform® MBTS-75/EPR/P by Akrochem is a 75% polymeric dispersion of MBTS in the EPR binder. It is very active at a temperature above 280°F and acts as an organic accelerator. It is also used as a retarder in non-sulfur modified polychloroprene- and as a potent retarder in the peroxide-cure system. It requires zinc oxide, fatty acid and sulfur, to achieve optimal performance. This grade is activated by aldehyde amine, di-thiocarbamates, alkaline, guanidines and thiurams. It is easy to handle polymer-bound dispersion providing better uniformity of mix at low temperature, upgrade plant safety and quality. It is a masterbatch and is suitable for natural rubber as a mild peptizer. Akroform® MBTS-75/EPR/P increases scorch resistance when combines with retarder- PX, AK or SAFE. Akroform® DPG-75/EPR/P by Akrochem is a polymeric dispersion of N, N'-di-phenyl guanidine. It acts as an efficient secondary accelerator for thiazoles and sulfenamides in NR, SBR and NBR. This masterbatch eliminates irritating dust and other potential hazards in handling powder in plants, when encapsulated with chemical dispersion. In Akroform® DPG-75/EPR/P polymer-bound dispersion are a proven means of upgrading plant safety, quality and raw material control. It shows better uniformity of the mix at lowering processing temperature.
Akroform®
Polymer additives supplied by Akrochem