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US 9,848,599 B2Granted
Co-crystals of 3-iodopropynyl butylcarbamate
AssigneePolitecnico Di Milano
InventorsGiuseppe Resnati, Pierangelo Metrangolo, Giancarlo Terraneo, Michele Baldrighi
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Abstract
The present invention relates to biocidal agents designed to protect industrial products against microbial, bacterial, fungal and algal infections. In particular, the present invention relates to co-crystals containing 3-iodopropynyl butylcarbamate (IPBC) and to compositions containing said co-crystals which possess improved physical, chemical and workability properties compared with the use of IPBC.
Claims7
A co-crystal of the compound 3-iodopropynyl butyl carbamate with a co-crystallisation agent, wherein said co-crystal is selected from the group of:
- co-crystal containing 3-iodopropynyl butyl carbamate and pyridine in a 1:1 molar ratio;
- co-crystal containing 3-iodopropynyl butyl carbamate and 4-[2-(4-pyridinyl)ethyl]pyridine in a 2:1 molar ratio;
- co-crystal containing 3-iodopropynyl butyl carbamate and 4,4′-bipyridine in a 2:1 molar ratio;
- co-crystal containing 3-iodopropynyl butyl carbamate and 1,4-diazabicyclo[2.2.2]octane in a 2:1 molar ratio;
- co-crystal containing 3-iodopropynyl butyl carbamate and tetrabutylammonium iodide in a 3:1 molar ratio;
- co-crystal containing 3-iodopropynyl butyl carbamate and tetrabutylammonium chloride in a 2:1 molar ratio;
- co-crystal containing 3-iodopropynyl butyl carbamate and calcium chloride in a 4:1 molar ratio;
- co-crystal containing 3-iodopropynyl butyl carbamate and zinc chloride in a 4:1 molar ratio;
- and co-crystal containing 3-iodopropynyl butyl carbamate and N,N′-bis(4-pyridylcarbonyl)-1,6-hexanediamine in a 2:1 molar ratio.
6 more elements
Dependencies are inferred from the claim text.