Reinhold R uger R odermark DE

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Reinhold R uger -
City: R odermark State/Country: DE	Email and Contact Information

Reinhold R uger ( R odermark, DE )

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Reinhold R uger ( R odermark, DE )

US5601971 - Hardening of hydrophilic colloids with imidazolium and triazine combinations - 02/11/1997

An improved method of hardening a hydrophilic colloid is detailed. The hardening results in a stronger matrix and less water pickup. These and other advantages are obtained by hardening with a combination of at least one hardener chosen from Formula I either alone or in combination with at least one hardener chosen from Formula II: ##STR1## The substituents are defined.