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橡胶级硬脂酸是一种面向橡胶和轮胎配混的脂肪酸。其规格要求凝固点不低于 50 °C,酸值为 196–216 mg KOH/g,皂化值为 197–217 mg KOH/g。色泽限值为 30.0 Y / 5.0 R(5¼ 英寸罗维朋比色槽)以及加德纳色度 7,产品为珠状或片状。
在硫黄硫化中,该酸与氧化锌协同活化硫化,并在胶料中兼作加工助剂和分散助剂。轮胎和通用橡胶制品是其成熟市场。
碘值以 cg I₂/100 g 为单位标示为不超过 3.0,这一单位并不常见,买方应在询价时对照规格加以核实。请确认订单的形态、包装和检测方法,索取涵盖所交付批次的危险性资料和分析结果,并在投入生产使用前在胶料中对本牌号进行验证。
规格
Grade designationRubber grade
Product formBead or flake
Titre50 °C min
Acid value196–216 mg KOH/g
Saponification value197–217 mg KOH/g
Iodine value3.0 max (stated in cg I₂/100 g; confirm unit)
Colour (Lovibond, 5¼-inch cell)30.0 Y / 5.0 R max
Colour (Gardner)7 max
应用
Tyre compoundingGeneral rubber goodsActivator with zinc oxide in sulphur vulcanisationProcessing and dispersion aid in rubber compounds
可用规格
Start with the process and specification
- End use and required material or feedstock
- Critical analytical limits and physical form
- Handling temperature, storage and pack format
- Volume, documentation needs and delivery destination
下单前确认证明文件
Grade, origin and certification are confirmed for each proposed source. A vegetable-derived feedstock is not automatically certified sustainable, pharmaceutical grade or suitable for every application; request the evidence needed for your intended use.
产品图片展示的是代表性材料与包装。实际来源、等级、包装规格和标签以报价为准。
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