09-05-2013 дата публикации
Номер: US20130115260A1
An antimicrobial composition containing coniferous resin acids and/or their derivates, an antimicrobial polymer composition including coniferous resin acids and/or their derivates and processes for preparing thereof, and the use of the derivates of coniferous resin acids as an antimicrobial agent. 1. A process for manufacturing a polymer composition , comprising impregnation of coniferous resin acids and/or their derivates in a solution into a polymer composition matrix for a sufficient time to render the polymer composition antimicrobial.2. The process of claim 1 , wherein the amount of coniferous resin acids and/or their derivates is 0.1 to 20% w/w or w/v of the polymer composition.3. The process of claim 1 , wherein the polymer composition is natural or synthetic fibre or fabric claim 1 , thermosetting plastic or thermoplast claim 1 , rubber claim 1 , or silicone.4. The process of claim 3 , wherein the polymer composition is polypropylene fibre.5. The process of claim 3 , wherein the polymer composition is epoxy resin.6. The process of claim 3 , wherein the polymer composition isa paint,a plastic cloth for protection of surgical sites, such as skin, and injuries,coatings to be spread onto the skin or tissues,a coating for suture thread, hooks and clamps,a protective glove, hair cover, apron and coatings thereof,a plaster, wound dressing,a biomedical device, like a plastic catheter such as an urinary catheter and drain, hose, cannula and coatings thereof,a bandage for surgical wounds and skin openings made during operations, e.g. colostomy, ileostomy,artificial plastic parts for the body or body cavities like prostheses and artificial transplants, oral prostheses, dental bridges, implants, tubes, nails, and coatings thereof,coatings for artificial parts to be placed into the body and made of metal or material other than plastic, plasters, splints, supporting prostheses, protective bandages, shoes, insoles and coatings thereof.7. The process of claim 6 , wherein ...
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