Microporous

Manufacturers of battery separators

placePiney Flats, Tennessee, United States calendar_todayFounded 1934 groups150 employees language microporous.net

Innovation

3 patent families (1 granted) — focus: Electricity & electronics; filing pace slowing. Cited 59 times.

YearFilings
20191
20201
20212
20222
20231
20241

Social engagement

Social engagement: 3.8K social following, 10 posts in the last 12 months — below the industry typical range.

Investor mix

8 investors on record; lead investors include Kayne Anderson Capital Advisors; 1 has since exited.

Investor typeCountShare
Private equity450%
Other / undisclosed450%

Recent activity

15 Jun 2026
Expansion
Danville, Virginia
27 May 2026
Expansion
regulatory
14 May 2026
Milestone
regulatory
Coming soon