1870
1870

1879
Takeo Yamanobe Meets Eiichi Shibusawa
Details
1880

1882
One of the foundations of Toyobo, Osaka Boseki was born
Details
1885
1886
Establishment of Mie Boseki
1890
1895
1900
1905
1910

1914
The start of Toyobo, merger between Mie Boseki and Osaka Boseki
Details
1915
1920
1925
1927
Rayon production starts, entered into chemical fibers business
1930

1931
Merger with Osaka Goudoboseki to create one of the largest spinning companies in the world.
1931
Chemical Research Center was established in the Katata Plant
1935
1940
1945

1948
Research and start of pulp fluid waste disposal at the Toyobo Inuyama Plant
Details
1950
1951
Establishment of Toyobo New York Office to strengthen overseas businesses
1955

1955
First to advancement into overseas markets in post-war Japan
Details

1956
Entry into the synthetic fibers business
Details
1958
Acrylic yarn production starts
1960

1963
Entry into the films business
1963
Development of "ESPA®" spandex yarn
1963
Development of polypropylene film "PYLEN®"
1965

1966
Merger with Kureha Boseki - Toyobo became the largest-scale spinning company in Japan
Details
1966
Establishment of the Toyobo Melt Spinning Theory
1970

1970
The Move from Textiles to Plastic Products
Details

1972
Entry into the Bio business
Details
1972
Development of the flame-retardant PET fiber "HEIM®"
1972
Development of the "Uricolor" uric acid measurement testing chemical using the enzyme method

1973
Development of "K-FILTER®" activated carbon fiber
1975
1976
Polyester nonwoven fabric production starts
1976
Development of "PELPRENE®" polyester elastomer
1976
Development of Spanbond technology
1976
Integration of the Takatsuki Research Center with the Katata Research Center to establish the Research Center
1977
Development of the "Printight®" water-wash photo-sensitive printing plate

1978
Entry into the functional membrane business

1979
Developed the world's first RO membrane modules for single-pass seawater desalination
Details
1980
1981
Development of hollow fiber membranes for artificial kidneys

1982
Approaching the Toyobo Centennial
Details
1982
Establishment of Toyobo Biotechnology Foundation
1982
Research and development of enzymes for genetic engineering
1982
Technological developments in clothes design with "Microclimate within clothing"
1982
Development of restriction enzymes for life science research
1983
Enhanced development of electronic materials
1985
1985
Construction of a new research building at the Research Center, further enhancing research and development facilities
1987
Development of "GEENA®", a polyester fiber with a new feel to it
1988
Development of "Dyneema®", an ultra high-strength polyethylene fiber
1988
Development of "PROCON®" polyphenylene sulfide fiber
1989
Development of the "TOM®-Ⅲ" sweating mannequin for comfort evaluation technology
1989
World's largest seawater desalination plant starts operation in Saudi Arabia using "HOLLOSEP®"
1990

1990
Establishment of Otsu Pharmaceuticals Plant
1990
Development of enzymes for blood glucose sensors
1991
High-performance fiber "Dyneema®" production starts

1991
Full-scale production of "Dyneema®" starts
1991
Development of "Crisper®" polyester synthetic paper
1991
Development of t-PA formulation "PLASMINAR" (Our first pharmaceutical product)
1992
Establishment of Tsuruga Institute of Biotechnology
1992
"K-FILTER®" Solvent Adsorption Treatment equipment becomes our first product to be awarded the Eco Mark
1993
Development of "SPACECLEAN®" shrinkable polyester film
1993
Development of non-coated fabric for airbags
1993
Development of "Toyobo Miracle Care" shape memory shirt
1995
1995
Development of "[eks]®" acrylate moisture-absorbing and heat-generating fiber

1996
Development of "BREATHAIR®" cushion material, three-dimensional spring-structured fiber
1998
Sale of "Echorclub®" recycled polyester fibers for use in textiles starts
1998
Full-scale production of "ZYLON®" PBO fiber starts
1998
Development of "ECOSYAL®" transparent barrier film
1999
Toyobo announces development of "ECO-PARTNER SYSTEM®"
2000

2000
Reverse Osmosis Membrane Module "HOLLOSEP®" used in Japan's largest seawater desalination plant in Fukuoka Prefecture

2002
Consolidated Sales from Non-Fiber Operations Exceed Sales from Fiber Operations
Details
2002
Development of a water-washable photosensitive flexo CTP plate
2002
Development of "SAM®", a new type of sweating mannequin for comfort evaluation technology
2002
Development of "TOYOBO GS Catalyst®" world's first aluminum (heavy metal-free) polyester catalyst
2005
2005
Establishment of Toyobo China Office

2006
Participation in planting activities (Toyobo Future Forest) in Wakayama Prefecture
2006
Development of the fiber product group "MENTALBALANCE®" by applying "psychological and physiological state measurement technology"
2006
Contracted manufacture of gene recombination erythropoietin pharmaceutical ingredients starts
2008
Establishment of Europe office in Dusseldorf, Germany

2008
Establishment of Toyobo STC Co., Ltd.
Details
2008
Establishment of Toyobo Group CSR Charter
2008
Development of "Tsunooga®" high strength polyethylene fiber
2008
Development of membrane module for tap water
2008
Development of wine filtration membrane
2008
Development of "POCube®" compact chemiluminescent autoanalyzer
2008
Development of "GENECUBE®" fully automatic gene analyzing system
2009
Development of glass fiber-strengthened nylon resin that has the highest level of strength, rigidity, and impact resistance in the world
2010

2010
Merger with Toyo Kasei Kogyo Co., Ltd. to strengthen specialty business
Details

2010
Establishment of a joint venture for manufacturing and selling RO membrane elements in Saudi Arabia
2010
Merger between Toyobo Biologics Inc. and Toyobo Gene Analysis Co., Ltd. to reorganize biopharmaceuticals CMO business

2010
Development of "SurfMellow®", "AminoPGALE®" and "PHYTOPOLYAMINE®" natural cosmetic ingredients
2010
Development of "SHINEBEAM®" hydrolysis-resistant polyester film for solar cell backsheets
2010
Development of a recyclable coated fabric for airbags without separating the coating agent
2011
2011
Establishment of Toyobo Automotive Textiles (CHANGSHU) Co., Ltd. for airbag fabrics manufacturing and sales in China
2011
Establishment of Toyobo Europe GmbH and Toyobo China Co., Ltd. for strengthening marketing capabilities in Europe and China
2011
Development of diffusion films for LED lighting featuring both high light transmittance and diffusibility
2011
Sales of plant-derived PET products starts
2012
2012
Approaching the Toyobo 130th

2012
Introducing our new corporate slogan: Ideas & Chemistry
2012
Establishment of TOYOBO INDUSTRIAL MATERIALS AMERICA, INC. for airbag fabrics manufacturing and sales in North America
2012
Development of polyvinyl chloride blood circuit tubes for medical use with advanced safety features
2012
Development of the world’s first cosmetic ingredient extracted from soybean germ that contain polyamine
2012
Development of new medical treatment device for regeneration of damaged nerves
2012
Development of an artificial leather for automotive seats“BREATHLEATHER®”
2013
2013
Acquisition of Spain's Spinreact S.A., a Global Manufacturer and Marketer of Diagnostic Reagents and Instruments
2013
Production of BREATHAIR®, a Replacement for Urethane Foam in Cushions, in Europe
2013
Full Operation of Manufacturing Plant for Copolyester Resin VYLON® in the Kingdom of Thailand
2013
Development of COSMOSHINE®SRF (a polyester-based super retarder film) to Eliminate Coloration (Rainbow Mura) due to Birefringence
2015