OPTIMIZED WAX FOR SEALING THE EDGE OF A FILTER SHEET
A filter sheet having a fluid impermeable wax layer coursing about an enclosed area of the filter sheet which is permeable to the fluid to be filtered, wherein the wax of the fluid impermeable wax layer has a durometer reading of about 75 to about 100 Shore A hardness at 25 ~C and 85 ~C, a melt poin...
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Main Authors | , , , |
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Format | Patent |
Language | English French |
Published |
15.04.1999
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Edition | 6 |
Subjects | |
Online Access | Get full text |
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Abstract | A filter sheet having a fluid impermeable wax layer coursing about an enclosed area of the filter sheet which is permeable to the fluid to be filtered, wherein the wax of the fluid impermeable wax layer has a durometer reading of about 75 to about 100 Shore A hardness at 25 ~C and 85 ~C, a melt point of about 110 ~C to about 180 ~C, and a viscosity of less than about 100 cP at 155 ~C and preferably comprises ethylene bis stearamide. |
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AbstractList | A filter sheet having a fluid impermeable wax layer coursing about an enclosed area of the filter sheet which is permeable to the fluid to be filtered, wherein the wax of the fluid impermeable wax layer has a durometer reading of about 75 to about 100 Shore A hardness at 25 ~C and 85 ~C, a melt point of about 110 ~C to about 180 ~C, and a viscosity of less than about 100 cP at 155 ~C and preferably comprises ethylene bis stearamide. |
Author | SALE, RICHARD D SCHIMMEL, MARK W ROESSLER, NORBERT PRINCE, RICHARD A |
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DocumentTitleAlternate | CIRE OPTIMISEE POUR FERMER HERMETIQUEMENT LE BORD D'UNE FEUILLE DE FILTRE |
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Snippet | A filter sheet having a fluid impermeable wax layer coursing about an enclosed area of the filter sheet which is permeable to the fluid to be filtered, wherein... |
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SubjectTerms | GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION TECHNICAL SUBJECTS COVERED BY FORMER USPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TRANSPORTING |
Title | OPTIMIZED WAX FOR SEALING THE EDGE OF A FILTER SHEET |
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