The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 03, 2018

Filed:

Feb. 22, 2016
Applicant:

Coloplast, Humlebaek, DK;

Inventors:

Christian B. Nielsen, Dragoer, DK;

Niels Joergen Madsen, Alleroed, DK;

Carsten Hoej, Slangerup, DK;

Assignee:

Coloplast A/S, Humlebaek, DK;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08J 3/07 (2006.01); C08J 3/28 (2006.01); C08F 2/50 (2006.01); C08J 3/075 (2006.01); C08G 65/22 (2006.01); C08L 71/02 (2006.01);
U.S. Cl.
CPC ...
C08J 3/075 (2013.01); C08F 2/50 (2013.01); C08G 65/22 (2013.01); C08J 3/28 (2013.01); C08L 71/02 (2013.01); C08J 2300/14 (2013.01); C08J 2371/02 (2013.01); C08J 2400/10 (2013.01); C08L 2312/06 (2013.01);
Abstract

The invention provides a method for the manufacture of a gel, said method comprising the steps of: providing a matrix composition comprising a polymeric photoinitiator of the general formula (I): Polymer-[CR—CHR-Spacer(PI)](I) curing the matrix composition by exposing it to UV radiation and exposing the matrix composition to a swelling medium. The invention also relates to gels obtainable via the above method. The invention provides a hydrophilic gel precursor manufactured from the polymeric photoinitiator of Formula (I). Medical devices comprising the gels and hydrophilic gel precursors of the invention are provided. The invention also provides the use of a polymeric photoinitiator in the manufacture of a gel.


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