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가황촉진제(accelators)
가황촉진제는 노화방지제와 함께 대표적 유기고무약품으로, 원료고무에 탄성을 부여하기 위해,
가황공정에 투입되어 가황속도 촉진 및 고무물성 증진에 기여하는 필수화학 첨가약품, 타이어, 튜브,
벨트류 및 각종 고무제품 제조에 사용되며, 사용량은 원료고무 사용량을 기준으로
0,5~1.5phr(원료고무 100part기준시 약품사용량)사용합니다. |
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NR, IR, BR, SBR accelerator for high-temperature, high-speed vulcanization. |
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Accelerator for room temperature vulcanization of spread solvent cements, calendered and extruded stocks. Accelerated stocks should be used within 8 to 12 hours to prevent precure. |
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For IIR, EPDM and SBR. Used as a primary accelerator with a thiazole. Gives heat resistant, low compression set properties to NBR and IIR. Used in conjunction with MORFAX in EV curing systems for heat resistance in NR and SBR. |
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Ultra accelerator for high-speed vulcanization of EPDM, IIR, and SBR polymers. Generally used with a thiazole modifier to control scorch rate. Not for use in NR or IR. |
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A liquid dithiocarbamate recommended for improved dynamic properties in NR and IR. Used in combination with a sulfenamide, OCTOATE Z and BUTYL TUADS in soluble cure systems in black-filled NR and IR compounds. |
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NR, SBR, IIR, IR and BR ultra accelerator for high-speed, high-temperature vulcanization. Effective under continuous curing conditions. Generally used with thiazole modifiers. |
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For NR, SBR, NBR and EPDM. Generally used with thiazole modifiers. Produces vulcanizates with high modulus. Particularly active in IIR compounds. |
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For NR, SBR, NBR, EPDM. Generally used with thiazole modifiers. Produces high modulus vulcanization. Particularly active in IIR compounds. A very low nitrosamine rendering of ETHYL TELLURAC that provides similar physical properties, but with a somewhat lower rate of cure. Generally used with thiazole accelerators. |
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For NR, SR, cements and latexes. Nonstaining and nondiscoloring. Ultra-fast accelerator for low temperature cures. Acts as a chemical peptizer for sulfur-modified G-type Neoprenes. Disperses in water for latex compounding, incorporates readily in dry elastomers. |
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A liquid dithiocarbamate recommended for improved dynamic properties in natural and synthetic rubbers. Used in conjunction with OCTOATE Z and BUTYL TUADS in soluble cure systems in mineral filled rubber and polyisoprene compounds. |
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Accelerator for EPDM and synthetic latexes. Activator for thiazole and sulfenamide accelerators. Generates a low-volatility, nitrosamine which is not regulated under airborne standards. |
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Accelerator for EPDM and synthetic latexes. Functions as nondiscoloring antioxidant in noncuring applications and stabilizer in IIR. Also used as an antioxidant in thermoplastic rubbers and hot melts. |
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Accelerator for EPDM and synthetic latexes. Functions as nondiscoloring antioxidant in noncuring applications and stabilizer in IIR. Also used as an antioxidant in thermoplastic rubbers and hot melts. |
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Used as a primary accelerator in NR and SBR. Generally requires a thiazole modifier for safe processing and wide cure range. Nondiscoloring in light colored stocks. Acts as a stabilizer in thermoplastic rubbers and hot melts. |
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For NR and synthetic rubbers. Active over a wide temperature range. Used with a thiazole modifier for safer processing. Nondiscoloring in light stocks. |
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For NR and SR. Used as secondary accelerator with ALTAX¡Ec (MBTS), CAPTAX¡Ec (MBT) and TUADS¡Ec activates sulfenamides used in Neoprene in non-thiourea systems in conjunction with VANAX¡Ec TMTM and sulfur. |
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Granular form of VANAX DPG Powder for low dusting. For NR and synthetic polymers. Used as a secondary accelerator with ALTAX (MBTS), CAPTAX (MBT) and sulfenamides. Also used in Neoprene in non-thiourea cure systems in conjunction with VANAX TMTM and sulfur. |
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For NR, SR. Used as secondary accelerator with ALTAX (MBTS), CAPTAX (MBT) and sulfenamides. Used in Neoprene in non-thiourea systems in conjunction with VANAX TMTM and sulfur. |
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For NR and SR stocks. Fast curing for Neoprene. Can be used in G-, W- and T-type Neoprene for both wire and cable and mechanical goods. An activator and mild antioxidant in NR and SBR. |
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VANAX¡Ec PML in Mineral-Filled Neoprene |
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For SBR, NR, IR and BR. Delayed-action primary accelerator and scorch modifying secondary accelerator. Safe at processing temperature and active over a wide curing range. Particularly advantageous in SBR tires compounded with fine-particle furnace blacks. Nonstaining; nondiscoloring. |
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Delayed-action primary accelerator and scorch-modifying secondary accelerator. |
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For NR and synthetic rubbers. Provides more delayed action and faster cure rates than most benzothiazole sulfenamides. Used in tires, molded goods, hoses and conveyor belts. |
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Nondiscoloring primary delayed-action accelerator for natural and synthetic rubbers. Safe at processing temperatures, fast at curing temperatures. |
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For NR and synthetic rubbers. Provides good curing activity with adequate processing safety. Suggested for tires or mechanical goods products requiring maximum strength and wearing quality. |
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Delayed action accelerator for NR and synthetic rubbers. Used in tires, mechanical and extruded goods. |
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Delayed-action accelerator for natural and synthetic rubbers. Lower scorch and faster cure than DURAX (CBS). Dosage can be reduced 10% when substituted for DURAX (CBS). Used in tires, mechanical and extruded goods.
CURE-RITE 18 is a registered trademark of Noveon. |
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For natural and synthetic rubbers. Primary accelerator and scorch modifying secondary accelerator in NR and SBR copolymers. Non-staining; non-discoloring. Retarder/plasticizer in Neoprene (G types); cure modifier in W types. |
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Primary accelerator for natural and synthetic rubbers. Non-staining and non-discoloring. |
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Primary accelerator for natural and synthetic rubbers. Non-staining and non-discoloring. ROTAX is a purified form of CAPTAX (MBT) and is used in articles such as proofing compounds where lowest odor is desired. |
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Primary accelerator for natural and synthetic rubbers. Non-staining and non-discoloring. ZETAX (ZMBT) is used in the same dosages as CAPTAX (MBT). |
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For NEOPRENE. Used in press cures, injection molding, LCM extrusion and sponge. Up to 1.5 parts gives low compression set and good scorch resistance. |
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For NEOPRENE, EPDM and chlorobutyl. For fast initial set-up in continuous-cured sponge, LCM extrusions and hot air cures. Suggested use 0.5 to 1.0% on the polymer. It is capable of providing very low compression set values in Neoprene. |
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For NEOPRENE, EPDM and chlorobutyl. Slightly slower set-up and better scorch than THIATE H (DETU) in continuous-cured sponge, LCM extrusions and hot air cures. Suggested use 0.5 to 1.0% on the polymer. It is capable of providing very low compression set values in Neoprene. |
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For NR and synthetic polymers. Sulfur bearing ultra-accelerator and sulfur donor. Used in compounding heat resistant NR and SBR, as an accelerator for Hypalon￠c vulcanizing, and in curing systems for IIR and EPDM. |
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Sulfur donor accelerator for soluble cure systems in natural and polyisoprene rubbers. Used in conjunction with AMYL LEDATE?in EPDM. |
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Sulfur donor accelerator for soluble cure systems in natural and polyisoprene rubbers. Used in conjunction with AMYL LEDATE in EPDM. |
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Uses - For NR and synthetic rubbers. Accelerator and vulcanizing agent. Cure modifier for Neoprene (retards G types, accelerates W types). Nondiscoloring in light stocks.
Recommendations and commercial applications are the same as for METHYL TUADS￠c (TMTD), except that quanities used should be increased by approximately 10 percent to obtain comparable results. |
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For NR and synthetic rubbers. (especially IIR, CR). Accelerator and vulcanizing agent. Cure modifier for Neoprene (retards G Types; accelerates vulcanization of W Types.) Nondiscoloring in light stocks. |
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For NR and synthetic rubbers, especially W Neoprenes. Somewhat less active than Tuads￠c accelerators at processing and curing temperatures. May be used alone or with thiazoles. Non-discoloring in light stocks.
Hypalon￠c is a registered trademark of DuPont Performance Elastomers |
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A low temperature, nondiscoloring and non-nitrosamine secondary accelerator generally used in natural and synthetic rubber cements and adhesives to prevent copper staining. Curing temperatures are usually below 120 ¡ÆC (259 ¡ÆF). |
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A blend of nitrosamine-free accelerators, that is non-staining and usually non-blooming. It consists of a synergistic combination of Thiazole, Dithiophosphate and basic accelerators. Cure times can be shortened with the addition of DURAX￠c (CBS). |
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Deovulc BG 187
A nitrosamine-free Accelerator Blend based on ZDTP in granular or powder form |
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75% active on a silica carrier. For nitrosamine free vulcanizates of BR, IR, NBR, NR, SBR and EPDM. In diene elastomers DEOVULC TP 4 - 75 accelerator can be used alone or in combination with thiazole accelerators. In EPDM it is combined with thiazoles or sulfenamides. |
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Accelerator for sulfur-based cure systems. |
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Accelerator and sulfur-donor for sulfur-based cure systems. Will not generate nitrosamines. Imparts reversion resistance. |
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NR, SBR, CR, IIR, and latex accelerator of intermediate strength. Activator for acidic accelerators. Excellent for reclaims, hard rubber stocks and CR cements containing litharge. Latex vulcanizates age well. Also used as a secondary accelerator in CPE. |
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Accelerator for chlorinated polyethylene (CPE). Used in combination with a thiadiazole such as VANAX 829. |
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Use 1.5-2.0% on neoprene. Heat and flex resistance is improved considerably when VANOX ZMTI is used in conjunction with AGERITE STALITE 5; in this case other properties of VANAX CPA are similar to ETU.
DEOVULC and DEOLINK are registered trademarks of D O G Deutsche Oelfabrik. |
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