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The shell of a hockey helmet is generally made of a substance called vinyl nitrile that disperses force from the point of contact, while the liner may be made of either vinyl nitrile foam, expanded polypropylene foam, or other material to absorb the energy, to reduce the chances of concussion. [1]
Hockey helmets come in various sizes, and many of the older designs can also be adjusted by loosening or fastening screws at the side or at the back. Ice hockey helmets are made of a rigid but flexible thermoplastic outer shell, usually nylon or ABS, with firm vinyl nitrile foam padding inside to reduce shocks.
Its molecular structure consists of a vinyl group (−CH=CH 2) linked to a nitrile (−C≡N). It is an important monomer for the manufacture of useful plastics such as polyacrylonitrile. It is reactive and toxic at low doses. [5] Acrylonitrile is one of the components of ABS plastic (acrylonitrile butadiene styrene). [6]
Koho is a Finnish brand of ice hockey equipment owned by Birch Hill Equity Partners through its portfolio company Sport Maska Inc. Koho equipment was made originally by the company Koho-tuote Oy, which was founded in 1964 in Forssa, Finland by Kari Aro (1935–2003).
Jofa is a Swedish brand of ice hockey equipment owned by Birch Hill Equity Partners through its portfolio company Sport Maska Inc. The brand originated in the company Jonssons Fabriker AB, later renamed Jofa AB, which was founded in Malung, Sweden in 1926 by Niss Oskar Jonsson (1909–2002).
Nitrile butadiene is also used to produce moulded goods, footwear, adhesives, sealants, sponges, expanded foams, and floor mats. Its resilience makes NBR a useful material for disposable lab, cleaning, and examination gloves. Nitrile rubber is more resistant than natural rubber to oils and acids, and has superior strength, but has inferior ...
Montreal Canadiens hockey uniform of Sheldon Souray, on display at the Canadian Museum of History. Players in the National Hockey League wear equipment which allows their team affiliation to be easily identified, unifying the image of the team. An NHL uniform consists of a hockey jersey, hockey pants, socks, gloves, and a helmet.
Jacques Plante's original fiberglass mask, first used on November 1, 1959. It was not until 1959 that a goaltender wore a mask full-time. On November 1, 1959, in the first period of a game between the Montreal Canadiens and New York Rangers of the National Hockey League (NHL) at Madison Square Garden, Canadiens goaltender Jacques Plante was struck in the face by a shot from Andy Bathgate. [5]
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