Acid Scavengers for Plastic Compounds

Innovox® FG distributed by DKSH is a desiccant and acid scavenger in elastomeric and thermoplastic polymer processing. It provides moisture and porosity control for the rubber industry.

• It is ultra-fine particle size grade of calcium oxide, which gives excellent mixing and dispersion characteristics.
• It helps to reduce quality failures and increase production output.
• It is also used in polymer recycling.
• Recommended dosage level is e 5 phr.
• Innovox® FG has a shelf life of 12 months.
• This product is available in Europe and Asia Pacific.

Innovox® 95 F distributed by DKSH acts as a desiccant and acid scavenger in rubber and elastomer compounds. It consists of ultra-fine particles of calcium oxide which gives excellent mixing and dispersion characteristics. It contains 0.5% food contact approved dispersion aid which helps to speed mixing and reduces the potential for the calcium oxide to react before it is mixed into the compound.

• It prevents corrosive impact on metal parts and helps to reduce quality failure and increase output production..
• It is used in EPDM, silicone and applications such as extrusions and in continuous pressure less vulcanization methods (e.g. UHF, LCM or Hot-Air-Vulcanization).
• It is used in thermoplastic polymer processing to provide moisture and porosity control.
• Recommended dosage level is 5 phr.
• It has a shelf life of 12 months from date of production.
• Innovox® 95 F is available in Portugal, South Korea, China, New Zealand, Australia and Spain.

Innovox® MG distributed by DKSH acts as a desiccant and acid scavenger in rubber and elastomer compounds (EPDM, silicone). It consists of ultra-fine particles of calcium oxide treated with dispersing agent, which gives excellent mixing and dispersion characteristics. It is particularly useful in systems containing chlorine or fluorine. It prevents blisters and bubbles in the finished product.

• It will react with any free hydrochloric or hydrofluoric acid to neutralise the acid and prevent any corrosive impact on metal parts.
• It is dust-free product, which is easy to add into any type of mixer system.
• Innovox® MG is used in applications such as extrusions and in continuous pressure less vulcanization methods (e.g. UHF, LCM or Hot-Air-Vulcanization).
• Recommended dosage level is 6-7 phr.
• It has a shelf life of 12 months from date of production.
• It is available in Portugal, South Korea, China, New Zealand, Australia and Spain.

Innovoh® distributed by DKSH is used as cure additive and acid scavenger in bisphenol cured FKM fluoroelastomers. It contains 100% calcium hydroxide powder.

• It is not used in peroxide cured systems.
• Addition of Innovoh® gives increased cross link density due, excellent mixing and superior dispersion to its ultrafine size.
• Recommended dosage level is 5 phr.
• It has a minimum shelf life of 12 months from date of production and 24 months if supplied in HDPE pouches.
• It is available in Europe (Spain and Portugal) and in Asia Pacific (China, Australia, South Korea and New Zealand).

Doverlube CA-20 by Dover Chemical (ICC Industries) is an ffective internal lubricant, mold release agent, and secondary HCl scavenger in many polyolefin-processing applications. It is a slightly over-based, high-quality calcium carboxylate of steric (C18) and palmitic (C16) acids produced by a highly intensive fusion process. Doverlube CA-20 complies with ANSI/NSF Standard 61 for health effect requirements, PPI TR-3 part O for use in pressure pipe applications at a maximum use level of 1.5 phr. It meets with FDA CFR Section 178.2010.

DHT-4A™ by Kisuma Chemicals (Kyowa Chemical Industry) is a high performance acid scavenger. It can adsorb acids based on anion-exchange and is three times more effective as Ca-St. It acts as acid acceptor in halogenated rubbers such as CR, CSM, FKM and NBR, where high water resistance and chemical resistance is required. It provides protection of functional additives, such as phenolic and phosphite antioxidants and hindered amine light stabilizers (HALS) from deactivation.

• It exhibits rendering acids originating from monomers in bioplastics inert, increasing hydrolytic stability.
• It shows scavenging of free halogen ions deriving from radicals in halogenated flame retardants.
• DHT-4A™ captures residual acids in maleic anhydride grafted polymers, improving organoleptic properties and corrosion problems.
• It has an anion exchange capacity and a neutralizing effect due to its alkalinity.
• Its dispersion characteristics are excellent which further contributes to its high functionality.
• It is used in polyolefins, elastomers and other polymers. DHT-4A™ can be used at low dosage levels which ensures polymer physical- and optical properties are unaffected.

DHT™ -4V by Kisuma Chemicals (Kyowa Chemical Industry) acts as an acid scavenger in polymer production and processing. It has surface treated with RSPO certified vegetable-based agent. It can deactivate the residual quantities of acidic substances associated with ziegler-natta, friedel craft, metallocene or other acid catalysts used to produce polymers or elastomers. It can be used at low dosage levels which ensures polymer physical- and optical properties are unaffected.

• It offers mechanism of adsorbing acids based on anion-exchange.
• DHT™ -4V is recommended for production and processing of polyolefin.
• It meets with FDA regulations and EU 10/2011 (plastic materials and articles intended to come in contact with foodstuffs).
• It enhances the heat, fluid and ageing resistance of chloroprene (CR) and epichlorohydrin (ECO) rubbers.
• It improves both the mechanical and the chemical resistance of rubber compounds.
• It is high-performance, PFAS-free elastomer solutions without compromising quality.
• It enables formulators and sustainability-driven material specifiers to reduce or eliminate the use of fluorinated elastomers like FKM, thus reducing the reliance on materials flagged as hazardous to human health and the environment.
• DHT™ -4V also contributes to the United Nation’s Sustainability Development Goals 12 (Responsible Consumption) and 13 (Climate Action) by improving production safety, regulatory compliance and long-term material sustainability.

DHT™ -4C by Kisuma Chemicals (Kyowa Chemical Industry) acts as an acid scavenger. It is Mg-Al hydrotalcite that can adsorb acids based on anion-exchange. It is a hydrophilic and calcined grade for higher thermal stability (>300°C). It is used widely in all types of polymer formulations for primary or additional stabilization.

• It enhances the heat, fluid and aging resistance of chloroprene (CR) and epichlorohydrin (ECO) rubbers.
• It improves both the mechanical and the chemical resistance of rubber compounds.
• It is high-performance, PFAS-free elastomer solutions without compromising quality.
• It enables formulators and sustainability-driven material specifiers to reduce or eliminate the use of fluorinated elastomers like FKM, thus reducing the reliance on materials flagged as hazardous to human health and the environment.
• DHT™ -4C also contributes to the United Nation’s Sustainability Development Goals 12 (Responsible Consumption) and 13 (Climate Action) by improving production safety, regulatory compliance and long-term material sustainability.

DHT-4A™ -2 by Kisuma Chemicals (Kyowa Chemical Industry) is an acid scavengers based on Mg-Al hydrotalcite. It can adsorb acids based on anion exchange. It is recommended for polymers. It is a coated and dehydrated grade for high heat stability. It enhances the heat, fluid and ageing resistance of chloroprene (CR) and epichlorohydrin (ECO) rubbers.

• It improves both the mechanical and the chemical resistance of rubber compounds.
• It is high-performance, PFAS-free elastomer solutions without compromising quality.
• It enables formulators and sustainability-driven material specifiers to reduce or eliminate the use of fluorinated elastomers like FKM, thus reducing the reliance on materials flagged as hazardous to human health and the environment.
• DHT-4A™ -2 also contributes to the United Nation’s Sustainability Development Goals 12 (Responsible Consumption) and 13 (Climate Action) by improving production safety, regulatory compliance and long-term material sustainability.

SOLVACIT NCL-40 by Solvento is an organically modified montmorillonite nanoclay. It increases char formation and enhances oxygen and moisture barrier performance. It improves thermal stability and reduces melt flow index in cable jacketing and insulation compounds.

• It is suitable for anti-dripping cable formulations, wire insulation compounds and flame-retardant polymer systems.
• It is used in XLPE, EVA and halogen-free cable compounds.
• It is designed for polyolefin, polyester, polyamide and epoxy resin reinforcement.
• Recommended usage level is 1-5 phr in PE, PP, EVA, TPU, PVC and polyamide cable systems.
• It is REACH registered.
• SOLVACIT NCL-40 has a shelf life of 36 months.