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2017 DelStar to be re-branded under the SWM logo.

2015 DelStar acquire the Smith & Nephew Extruded Films UK facility, based in Gilberdyke, East Yorkshire.

2010 DelStar opens new facility in China to accommodate growth

2005 DelStar Technologies opens DelStar Technologies (Suzhou) Co., Ltd. – China

2004 DelStar Technologies acquires Industrial Research Machined Products(IR) and CoreTec Plastics, adding Coretec® profile extrusion and machining capabilities, as well as manufacturing facilities in El Cajon, CA and Richland, PA

2002 CoreTec Plastics, Inc. backed by IR, is formed with new profile extrusion equipment in Richland, PA

2001 DelStar Technologies forms with merger of Naltex; and AET Specialty Nets and Nonwovens division, with corporate headquarters in Middletown, DE, manufacturing facilities located in Middletown, DE and Austin, TX, and sales offices in Bristol, England and Shanghai, China

2000 Nalle Plastics begins doing business as Naltex, its core netting technology

1998 AET Specialty Nets and Nonwovens Division invests in new DelPore® meltblown technology

1990's IR moved to present location in El Cajon, CA

1990 AET Specialty Nets and Nonwovens Division acquires Maynard Plastics for Plastinet netting technology (now marketed as Naltex)

1986 AET Specialty Nets and Nonwovens Division formed in Middletown, DE, as a Hercules spinoff, with Delnet® apertured film and Stratex® laminate technologies

1985 IR starts making Core Tubes

1984 Delnet apertured film lines moved to Middletown, DE facility

1981 Stratex lamination lines moved to Middletown, DE facility 1978 Stratex lamination lines installed at Hercules Research Center in Wilmington, DE

1975 Hercules begins supplying Delnet apertured films to Filtration Industry as support screens and spiral wound element components

1970 Original Delnet apertured film lines installed by Hercules Company in Marshallton, DE

1970's Nalle Plastics focuses on the filtration industry, supplying nets for reverse osmosis filtration

1970's Nalle Plastics evolves from plastics components manufacturer into an engineering and R&D company, focused on automotive product design

1970's IR separates into Tube Shop and Machine Shop at two locations

1965 Industrial Research Machined Products (IR) founded by John Bowden

1960's George Nalle, Jr. invents and patents Naltex® netting technology

1946 Nalle Plastics founded in Austin, TX by George Nalle, Jr.