Method of coring crustal core sample, and antimicrobial polymeric gel and gel material used in the method
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United States of America Patent
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Mar 21, 2006
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app pub date -
Jan 30, 2003
filing date -
Feb 12, 2002
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Abstract
A method of taking a crustal core sample, wherein the crustal core sample is obtained in a state coated with an antimicrobial polymeric gel formed of a polymer and an inorganic antimicrobial agent dispersed in the polymer. The inorganic antimicrobial agent is a compound containing at least one of silver, zinc or ions thereof. The inorganic antimicrobial agent is carried on a carrier material. The polymer forming the antimicrobial polymeric gel contains a hydrophilic group, and the antimicrobial polymeric gel contains the inorganic antimicrobial agent in a proportion of 0.0001 to 10.0 mass %.
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