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Exhibit 10.15

AMENDMENT TO AGREEMENT

The following provisions are hereby incorporated into, and are hereby made a
part of, that certain Settlement Agreement dated August 19, 2008 by and among
Matech Corp., a Delaware corporation (f/k/a Material Technologies, Inc.)
(“MaTech”), RBC Dexia Investor Services Bank Luxembourg (“Julius Baer”), Anima
S.G.R.P.A. Rubrica Anima America (“Anima”), and Kreuzfeld Ltd., (“Kreuzfeld”)
and such provisions are effective retroactively to the date of the Agreement
(the “Effective Date”).  All capitalized terms in this Amendment to Agreement,
to the extent not otherwise defined herein, shall have the meanings assigned to
such terms in the Agreement.

 
1.
With respect to Julius Baer only, Section 1.2 of the Agreement is hereby
amended, as follows:

1.2      Julius Baer hereby agrees to return to MaTech, any and all shares of
common stock held by them, including the Common Stock, in exchange for a number
of newly issued shares of MaTech common stock equal to 50% of those shares
returned by them (the “Shares”);

 
2.
Section 1.5 is hereby deleted in its entirety.

 
3.
All other provisions of the Agreement shall remain unchanged.

IN WITNESS WHEREOF, the Parties have caused this Amendment to Agreement to be
duly executed and delivered as of November 4, 2008.
 
                                           
MATECH CORP., 
a Delaware corporation 
   
RBC DEXIA INVESTOR SERVICES
BANK LUXEMBOURG,
           
 
   
 
 
By: Robert M. Bernstein 
   
By:
 
Its: Chief Executive Officer
   
Its:
 

 
 
 
 
 
 
 
 
 

 
 

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