4. Compositions
  5. Preservative agents
  6. Anti-corrosion

John W. Richter

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Aromatic polyimide, polyester and polyamide separation membranes

Gas separation – Means within gas stream for conducting concentrate to collector
Patent

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N-type betaines of 2-hydroxy-1,1,2,3,3-pentahydroperfluoroalkyla

Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system
Patent

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Reducing surface tension with N-type betaines of 2-hydroxyl-1,1,

Compositions – Preservative agents – Anti-corrosion
Patent

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Profile ID: LFUS-PAI-P-312561

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