CHEMICAL INDICATING COMPOSITION, AUTOCLAVE TAPE AND METHOD FOR PREPARING AUTOCLAVE TAPE
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United States of America Patent
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Nov 19, 2015
app pub date -
Dec 27, 2013
filing date -
Dec 31, 2012
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Abstract
The invention relates to a chemical indicating composition, an autoclave tape utilizing the chemical indicating composition, and a method of preparing the autoclave tape. The chemical indicating composition of the invention comprises an indicator, an organic silicone modified polymer and a solvent; wherein, the indicator comprises a bismuth compound, a sulfur source, and a compound capable of generating alkaline conditions when exposed to steam at a high temperature. The chemical indicating composition can be coated directly onto the non-adhesive surface of the adhesive tape, so as to accomplish the preparation of the autoclave tape in one step.
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