W. R. Grace & Co. of Columbia announced Wednesday that it acquired an Australian manufacturer of waterproofing and coatings systems for an undisclosed sum.

Chemind Construction Products, a private research and manufacturing company based in Brisbane, Australia, brings waterproofing technology to Grace Construction Products division, which had $1 billion in sales last year.

Chemind's waterproof coatings are used to protect commercial, residential and civil structures, the company said.

Shares of W. R. Grace closed at $75.06 each Wednesday, a drop of $1.04.

eileen.ambrose@baltsun.com

twitter.com/eileenambrose

  • Text BUSINESS to 70701 to get Baltimore Sun Business text alerts