Lead-free precussion primer mixes based on metastable interstitial composite (MIC) technology

Patent · Thu Jan 01 00:00:00 EST 1998

OSTI ID:871365

Dixon, George P ^[1]; Martin, Joe A ^[2]; Thompson, Don ^[3]

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1. Alexandria, VA
2. Espanola, NM
3. Ridgecrest, CA

A lead-free percussion primer composition and a percussion cup containing e composition. The lead-free percussion primer composition is comprised of a mixture of about 45 wt % aluminum powder having an outer coating of aluminum oxide and molybdenum trioxide powder or a mixture of about 50 wt % aluminum powder having an outer coating of aluminum oxide and polytetrafluoroethylene powder. The aluminum powder, molybdenum trioxide powder and polytetrafluoroethylene powder has a particle size of 0.1 .mu.m or less, more preferably a particle size of from about 200-500 angstroms.

• Research Organization: Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
• DOE Contract Number: W-7405-ENG-36
• Assignee: United States of America as represented by Secretary of Navy (Washington, DC)
• Patent Number(s): US 5717159
• OSTI ID: 871365
• Country of Publication: United States
• Language: English

Related Subjects

lead-free
precussion
primer
mixes
based
metastable
interstitial
composite
mic
technology
percussion
composition
cup
containing
comprised
mixture
45
wt
aluminum
powder
outer
coating
oxide
molybdenum
trioxide
50
polytetrafluoroethylene
particle
size
preferably
200-500
angstroms
aluminum powder
aluminum oxide
particle size
oxide powder
metastable interstitial
outer coating
percussion primer
primer composition
lead-free percussion
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