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

Patent · Thu Jan 01 04:00:00 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
• 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

/149/102/
200-500
45
50
aluminum
aluminum oxide
aluminum powder
angstroms
based
coating
composite
composition
comprised
containing
cup
interstitial
lead-free
lead-free percussion
metastable
metastable interstitial
mic
mixes
mixture
molybdenum
outer
outer coating
oxide
oxide powder
particle
particle size
percussion
percussion primer
polytetrafluoroethylene
powder
precussion
preferably
primer
primer composition
size
technology
trioxide
wt