Post-processing of polylactic acid article

B - Operations – Transporting – 29 – C

Patent

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Details

B29C 35/02 (2006.01) A23F 5/24 (2006.01) A47J 31/00 (2006.01) A47J 31/06 (2006.01) A47J 31/24 (2006.01) B65D 85/804 (2006.01) C08G 63/88 (2006.01)

Patent

CA 2694935

Methods are provided for making a polylactic acid article. The methods may include the steps of providing an article comprising polylactic acid; supporting the article using a carrier support system; and curing the article with heat. The step of curing the article is effective to improve one or more properties of the article. Articles comprising polylactic acid also are provided having improved properties. Methods also are provided for preparing a beverage including the steps of providing a pod comprising polylactic acid, wherein the pod has been cured with heat while being supported by a carrier support system; placing a beverage material in the pod; placing a hot liquid into the pod; brewing the beverage material and hot liquid in the pod to create a beverage; and removing the beverage from the pod.

L'invention concerne des procédés de fabrication d'un article en poly(acide lactique). Les procédés consistent à fournir un article comprenant du poly(acide lactique) ; à supporter l'article avec un système de support porteur ; et à vulcaniser l'article à la chaleur. La vulcanisation de l'article permet d'améliorer une ou plusieurs propriétés de l'article. Des articles comprenant du poly(acide lactique) à propriétés améliorées sont également proposés. Des procédés de préparation d'une boisson consistent à fournir une nacelle supportée par un système de support porteur, renfermant du poly(acide lactique) et vulcanisée à la chaleur ; à placer une matière de boisson dans la nacelle ; à placer un liquide chaud dans la nacelle ; à fermenter de la matière de boisson et du liquide chaud dans la nacelle pour créer une boisson ; et à enlever la boisson de la nacelle.

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