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涂料知识:粉末涂料术语(二)

作者:admin 来源: 日期:2013-1-30 21:21:21 人气:9


Back Ionisation 反电离
A condition, which may occur during electrostatic application of powder coating where excessive build up of charged powder particles limits further powder to be deposited onto the substrate. A pockmarking pattern usually occurs on the powder surface.
一种情形,出现在静电粉末涂装过程中,沉积在基材上的粉末超出了充电粉末粒子的极限,在粉末的表面会出现一些麻坑现象。
Bell 钟罩
Electrostatic spray device whose applicator is bell shaped. Centrifugal force throws the powder off its edge into a fine pattern. The charged particles are then attracted to the work surface.
静电喷涂装置,呈钟罩型,有效地克服了地心引力而形成精细结构,从而充电的粒子吸附到工件的表面。
Binder 捆绑剂
The portion of the powder formulation that forms the primary strength of the film. It binds pigments and additives into a solid film and to the substrate.
在粉末涂料配方中,构成涂膜的主要成分,它用以连接颜料和助剂,在基材上形成固体涂膜。
Blast Cleaning 喷抛清理
Removal of surface contamination and corrosion products by use of air and mechanical abrasives (also referred to as sand or shot blasting).
使用空气和研磨机移除污染物和腐蚀产物(也称为喷砂或抛丸处理)。
Blistering Bubbles鼓泡
formed under the cured powder film, usually caused by the expansion of trapped air, moisture or corrosion.
在固化的涂膜下面形成,一般由空气、潮气或腐蚀导致。
Blooming喷霜现象
A hazy appearance on the surface of a coating.涂层表面的一个模糊的外观。
Bridging 搭桥能力
The ability of a finish to cover cracks, voids or small gaps without a break in the film.
在涂膜中避免小的裂纹或断裂,避免爆裂的能力。
BTU British Thermal Unit英热单位
The amount of heat required raising the temperature of 1 pound of water by 1 0F.
每升高1磅水
Bulk Density表观密度10F所需要的热量。
Mass per unit of volume in powder form, including the air trapped between the particles.

每单位体积粉末的质量,包括粒子之间的空气。
Caking 结块
Agglomerations of powder on fluid bed walls or within the powder delivery system.
粉末在流化床壁上或在粉末输送系统中聚集。
Calorie 卡
Quantity of heat that will raise the temperature of 1 gram of water from 14.5 to 15.5oC.
提高1克水从15.5到15.5摄氏度所需要的热量。
Cartridge Booths 滤芯
A type of recovery booth that incorporates a cartridge filter system to collect overspray powder. 一个过滤收集过喷粉末的一体化装置。

Catalyst 催化剂
A special chemical that promotes or accelerates the curing reaction or reduces stoving temperature. 一种专门的化学材料,可以提升或促进固化反应或降低烘烤温度。
Centrifugal 离心力
To force in a direction away from the centre. 从中央向四周的一种力。
Cavitations 气穴现象
Failure of a powder to flow into the intake of a feed system "rat holing".
CFM
Cubic Feet per Minute. 每分钟立方英尺(空气流量单位)。
Chalking 粉化
Surface loss of colour and gloss in a coating from degradation of the binder by the UV components in sunlight. Can be seen as a white deposit on the cured coating surface.
在阳光下曝晒由于UV的作用使得结合料降解,从而使涂层表面的颜色、光泽发生损失,可以看到在固化涂层的表面出现白色物质。
Chemical Conversion Coating化学转化膜
A chemical treatment of the metal surface to convert it to another chemical form.  It increases resistance to corrosion and promotes adhesion of the coating.
金属表面的化学处理,使之形成另外一种化学结构,它能够增加体层的耐腐蚀性和附着力。
Chemical Stripper 化学脱除剂
A strong solvent or blend of chemicals that will remove the cured film from the metal substrate.
一种非常强的溶剂或混合物,能够移除金属基材上的固化涂膜。
Chip料片
The result of breaking extruded powder coating after cooling (also known as kibble)
粉末涂料在熔融挤出之后冷却的破碎后的结果(也称为粗破碎)。
Chipping 破裂
The breaking away of small portions of a paint film due to the inability of that film to flex under impact, thermal expansion or the contraction of the surface.
涂层因为冲击、表面的热膨胀或冷缩而使涂层变成小碎片。
Cissing Crating
round imperfections in the surface of the film, often caused by oil or silicone contamination.
涂层表面的环形缺陷,一般是油和硅类物质所致。
Cleaner 清洁剂
Detergent, alkali, acid, solvent or any other material used to clean and degrease before the application of a coating. 用于金属涂装之前的清洗和脱脂。
去垢剂、强碱、酸、溶剂或其它的材料
Clearcoat 清漆
An un-pigmented coating. Can be a protective coating over a coloured or metallic basecoat or metal (example - brass).
一种没有颜料的涂层,罩在有颜色或金属效果的底涂上面起保护作用。
Colour-fast 颜色耐久的
Non fading. The ability to maintain colour under specified conditions.
没有退色,在特定的条件下保持颜色的能力。
Compatibility 相容性
The capacity of powder coatings to be mixed and applied so as to show no visible, mechanical or any other detectable effect.
粉末相互混合喷涂后,没有明显的变化,机械的及其它可察觉的效果。
Composition 组分
Formula, make up, analysis. A specific combination of ingredients.
一个配方中的成分组合。
Compressor 压缩机
Machine design for compressing air or gas from an initial intake pressure to a higher discharge pressure. 一个可使原始压力变得更高压力压缩空气的机械装置。
Condensation 浓缩
A formation of water molecules due to drastic temperature difference between two surfaces.
Contaminants 污染物
Foreign materials such as dirt, dust or oil that can be detected in the cured powder film, pre-treatment chemicals or air supply.
在粉末、预处理化学物质、供气中出现的外来材料,如污物、灰尘、油等。
Continuity 连续性
Pinhole free film. A surface free from any defects.
无针孔的涂膜,没有表面缺陷的表面。
Contrast Ratio 对比度
A value related to the hiding power of a coating. The ratio of reflectance of the coating over black and white backgrounds at equal film thickness.
同涂层遮盖力相关的一个数值,以相同的涂层的厚度在黑色和白色背景下涂层反射系数的比值。
Conversion Coating转化膜
(see chemical conversion coating)
(见化学转化膜)
Conversion 转化
Coating Inorganic pre-treatment for metal substrates that prepare the surface for coating.
准备涂装的金属基材的无机预处理膜。
Co-polymer 共聚物
Large molecules resulting from the simultaneous polymerisation of two or more monomer units.
两个或更多单体同时聚合而形成的大分子。
Corona 电晕
An area of ionised air formed by a discharge of electricity commonly used in powder electrostatic spray equipment.
粉末静电喷涂设备中放电而电离空气的区域。
Corona Charging 电晕充电
The process of introducing a static electrical charge on powder particles by passing the powder through an electrical field generated by high voltage.
粉末粒子通过高电压产生的电场而使粉末粒子带上电荷的过程。
Corrosion 腐蚀
Decomposition or reaction of metal with oxygen, water or other chemicals.
通过氧、水和其它的化学介质使金属发生反应。
Corrosion Inhibitor Pigments防腐蚀颜料
Pigmants that retard the corrosion process in substrate.
具有延缓基材腐蚀过程的颜料。
Cracking 破裂
Splitting or disintegration of a powder film with breaks penetrating through to the substrate.
涂膜有到达基材的断裂和解体。
Crazing龟裂
Fine, random cracks or fissures in a paint film, caused by shrinkage.
因为收缩而导致的涂层细小的,无规律的破裂。
Cratering 缩孔
Small round depressions in a powder film.
粉末涂层中小的圆的凹陷。
Creep/Creepage 曼延/蠕变
Corrosion under a scribe line or an area of damaged coating or edge, after salt spray testing or other testing.
在盐雾试验或其它试验后沿着划线涂层边缘的腐蚀。
Cross Contamination 交叉污染
A condition when two or more powders are mixed by accident usually reducing quality.
由于意外使得两种或更多粉末混合从而降低了质量。
Cross Hatch 十字开口
Test to determine adhesion.
附着力试验。
Cross-linker 交联
A chemical combination formulated to react with a resin to form a continuous film.
树脂通过发生化学反应而形成化学结合并形成连续的涂膜。
Cure 固化
The reaction between resin and hardener to form the final film properties.
树脂和固化剂通过化学反应而达到最终的涂层性能。
Cure Agent 固化剂
Hardener or crosslinkers.
硬化剂或交联剂。
Cure Oven 固化炉
Heated chambers for the purpose of stoving the powder coating.
用于烘烤粉末涂料的加热的箱体或通道。
Cyclone 旋风分离器
A cylindrical devise that separates powder particles from air. The system works by centrifugal spinning the particles around its perimeter, the powder is collected at the bottom and the air extracted from the top.
从空气中分离出粉末的圆形装置,它的工作原理是通过离心原理实现的,粉末在底部收集,空气在顶部输出。

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