Dry analytical element and it's manufacturing method
First Claim
1. A dry analytical element comprising a water-impermeable transparent support, at least one water-permeable layer, and a spreading layer which is composed of polyester and has a function of spreading liquid uniformly, laminated in this order, characterized in that surface of fiber constituting said spreading layer is coated with an organic solvent.
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Accused Products
Abstract
A dry analytical element free from unevenness of concentration of a reagent supplied by coating on a spreading layer made of a polyester fabric or unevenness of coloring density is provided. Said dry analytical element consists of at least one water-permeable layer and a spreading layer made of polyester having a function of spreading liquid uniformly laminated on a water-impermeable transparent support in this order, characterized in that the surface of fiber composing the polyester spreading layer is coated with an organic solvent.
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Citations
2 Claims
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1. A dry analytical element comprising a water-impermeable transparent support, at least one water-permeable layer, and a spreading layer which is composed of polyester and has a function of spreading liquid uniformly, laminated in this order, characterized in that surface of fiber constituting said spreading layer is coated with an organic solvent.
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2. Manufacturing method of a dry analytical element, characterized in that said method comprises a step of supplying an organic solvent on a spreading layer which is composed of polyester, has a function of spreading liquid uniformly, and is laminated on a water-permeable layer including at least one layer laminated on a water-impermeable transparent support, and a subsequent step of supplying a reagent solution on said spreading layer.
Specification