Hollow fiber membrane module
First Claim
Patent Images
1. A hollow fiber membrane module comprising:
- a module housing;
a hollow fiber membrane bundle comprising a plurality of hollow fiber membranes, at least one end portion of the bundle being fixed on the housing; and
a rib and a ring, at least one part of the rib and the ring being embedded in a potting portion fixing the end portion of the hollow fiber membrane in the housing with a potting material in the state where a hollow portion thereof is open,wherein the potting material is a flexible material,the ring is directly fixed on an inner wall of the housing or integrally molded with an inner wall of the housing,the rib is directly fixed on the ring or integrally molded with the ring, andthe rib and ring are embedded in the potting portion without directly contacting the hollow fiber membrane, andthe rib has a pre-coating layer consisting of the potting material and having a thickness of at least 1 mm that separates the rib from the hollow fiber membranes.
1 Assignment
0 Petitions
Accused Products
Abstract
A hollow fiber membrane module comprising a module housing, a hollow fiber membrane bundle comprising a plurality of hollow fiber membranes, at least one end portion of the bundle being fixed on the housing through a flexible potting material, and a rib or ring embedded in the potting portion, the rib or ring being fixed on an inner wall of the housing, and the rib or ring being embedded in the potting portion without directly contacting the hollow fiber membrane, and the filtration method using the same. The hollow fiber membrane module can maintain a practical pressure resistance.
102 Citations
11 Claims
-
1. A hollow fiber membrane module comprising:
-
a module housing; a hollow fiber membrane bundle comprising a plurality of hollow fiber membranes, at least one end portion of the bundle being fixed on the housing; and a rib and a ring, at least one part of the rib and the ring being embedded in a potting portion fixing the end portion of the hollow fiber membrane in the housing with a potting material in the state where a hollow portion thereof is open, wherein the potting material is a flexible material, the ring is directly fixed on an inner wall of the housing or integrally molded with an inner wall of the housing, the rib is directly fixed on the ring or integrally molded with the ring, and the rib and ring are embedded in the potting portion without directly contacting the hollow fiber membrane, and the rib has a pre-coating layer consisting of the potting material and having a thickness of at least 1 mm that separates the rib from the hollow fiber membranes. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
-
Specification