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ACTIVATION AS A PREAMBLE FOR SURFACE ENHANCEMENT COATING

Award Information

Agency:
Department of Defense
Branch:
Navy
Award ID:
132
Program Year/Program:
1983 / SBIR
Agency Tracking Number:
132
Solicitation Year:
N/A
Solicitation Topic Code:
N/A
Solicitation Number:
N/A
Small Business Information
Industrial & Biomedical Sensor
1393 Main St. Waltham, MA 02154
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Woman-Owned: Yes
Minority-Owned: Yes
HUBZone-Owned: No
 
Phase 1
Fiscal Year: 1983
Title: ACTIVATION AS A PREAMBLE FOR SURFACE ENHANCEMENT COATING
Agency / Branch: DOD / NAVY
Contract: N/A
Award Amount: $58,713.00
 

Abstract:

SUFACE PASSIVATION LAYERS SUCH AS DIAMOND-LIKE CARBON ARE OFTEN PRODUCED ON LASER WINDOWS, WIND SHIELDS OF HYPERSONIC AIRCRAFT, FIBER OPTICS AND MANY OTHER SURFACES. DESPITE ATTRACTIVE PROPERTIES OF THE COATING MATERIALS, LACKING OF PROPER ADHESION BETWEEN HOST AND COATING MATERIAL FREQUENTLY LIMITS THE USEFULNESS OF THE COATING TECHNIQUES. THE PROPOSED PROCESS IS A PRE-TREATMENT TECHNIQUE WHICH PREPARES THE SUBSTRATE SURFACE FOR THE FORMATION OF CHEMICAL COVALENT BONDS WITH THE COATING MATERIAL FOR DRASTIC ENHANCEMENT OF SURFACE ADHESION. A MICROWAVE INDUCED PLASMA DISCHARGE IMPARTS ENGERY TO A SUITABLE IONIC SPECIES WHICH THEN STRIPS ATOMS FROM THE SURFACE LAYER AND CREATES FREE ARADICALS ON THE SUBSTRATE SURFACE. THESE FREE RADICALS, IN TURN FORM COVALENT BONDS WITH THE COATING MATERIAL APPLIED SUBSEQUENTLY. THE EXISTENCE OF STRONG CHEMICAL BONDS CAN PREVENT THE COATING MATERIAL FROM EVER SEPARATING FROM THE SUBSTRATE SURFACE. THE PROPOSED RESEARCH IS DESIGNED TO STUDY AND VERIFY THE UNDERLYING PRINCIPLE WHICH INVOLVES SURFACE ATOM REMOVAL AND FORMATION OF CHEMICAL BONDS. SUBSTRATE MATERIALS USED WILL INCLUDE POLYCARBONATE, FLUORCARBONDS, POLYIMIDE, SILICONE,SILICA AND OTHER MATERIALS. PRELIMINARY TEST RESULTS SHOW THAT SILICON RUBBER CAN BE ATTACHED TO TEFLON SURFACE WITH SUCH STRENGTH THAT IT CAN NOT BE REMOVED WITHOUT CUTTING OFF PART THE TEFLON SURFACE.

Principal Investigator:


0

Business Contact:

Kuo Wei Chang
6178914201
Small Business Information at Submission:

Industrial & Biomedical Sensor
1345 Main Street Waltham, MA 02154

EIN/Tax ID:
DUNS: N/A
Number of Employees:
Woman-Owned: No
Minority-Owned: No
HUBZone-Owned: No