Polycat® 203 by Evonik is low water containing amine-based catalyst with outstanding stability in formulations that contain low GWP blowing agents. In comparison to conventional catalysts, it is a reactive amine catalyst and can facilitate a reduction in amine emissions during spraying. Possesses excellent system stability with HFCO-1233zd and fast initial reaction. It has low water content. Used in all polyether, polyester and polyether/polyester-based PUR and PUR/PIR formulations, spray foams, continuous and discontinuous insulation panels (flexible and metal-faced), integral skin formulations. It has a recommended usage level of 2.0 to 4.5 pph polyol. Polycat® 203 has a shelf life of 24 months.
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Polycat® 203 properties
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| Properties | Value & unit | Test condition | Test method |
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| Density | 0.0 Visible After Login | Visible After Login | Visible After Login |
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