Title:
【発明の名称】可撓性ポリウレタンフォームの効率的連続ドライヤー及びクリーニング装置
Document Type and Number:
Japanese Patent JP3352463
Kind Code:
B2
Abstract:
A method of cleaning polyurethane foams where the material is transported through a wash station while alternately soaking the polyurethane foam in an organic solvent and squeezing solvent from the polyurethane foam a number of times. Then the polyurethane foam is sent through a rinse or solvent transfer station for reducing the concentration of solvent in the foam. The rinsed polyurethane foam is sent to a drying station wherein the foam is repeatedly squeezed while being exposed to hot air to remove wet air from the foam.
Inventors:
Jody, Bassham
Edwards, Edwards
Joseph A. Rivera
Edwards, Edwards
Joseph A. Rivera
Application Number:
JP50865598A
Publication Date:
December 03, 2002
Filing Date:
July 14, 1997
Export Citation:
Assignee:
THE UNIVERSITY OF CHICAGO
International Classes:
B08B3/04; B08B3/08; F26B5/04; F26B7/00; (IPC1-7): B08B3/04
Attorney, Agent or Firm:
Aoyama Ryo (2 outside people)