Offset Printing Watermark Ink
Автор: Print Area Caroline Lin
Загружено: 2025-10-24
Просмотров: 368
Описание: Offset watermark inks are a specialized class of security printing inks used to create subtle, translucent images or patterns on paper. Unlike standard inks that sit on the surface, these inks penetrate the paper fibers and alter the paper's light transmission properties, creating a visible "watermark-like" effect when held up to light.
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