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Self-leveling concrete was invented in 1952 by Axel Karlsson from Sweden. The first product was a combination of wood glue, fine sand and cement with additives. [1] It was called flytspackel, which directly translates to "floating putty". The term self-leveling can be traced back to a patent applied by the company Lafarge in 1997. [2]
Self fusing silicone tape A non-tacky tape which when stretched and wrapped around cables, electrical joints, hoses and pipes will amalgamate itself into a strong seamless rubbery, waterproof, and electrically insulating layer. Sellotape A British brand name, a general-purpose clear home and office tape.
Masking tape Painter's tape, a type of masking tape typically used to ensure clean edges on wall painting. A low tack masking tape. Masking tape used on a helicopter. Masking tape, also known as painter's tape, is a type of pressure-sensitive tape made of a thin and easy-to-tear paper, and an easily released pressure-sensitive adhesive.
Adhesives may be broadly divided in two classes: structural and pressure-sensitive. To form a permanent bond, structural adhesives harden via processes such as evaporation of solvent (for example, white glue), reaction with UV radiation (as in dental adhesives), chemical reaction (such as two part epoxy), or cooling (as in hot melt).
This type of tape is also described, particularly in the United States, as "self-fusing", [3] [4] or "self-vulcanizing". In the US Air Force (and elsewhere) it is called centerline tape due to a colored line running down the center used to assist with even wrapping. It is sold under a variety of brand names, including "F4 tape", "Tommy Tape ...
The Minnesota Vikings have agreed to a trade to acquire left tackle Cam Robinson from the Jacksonville Jaguars, NFL Network reports. The deal provides protection for Sam Darnold's blind slide ...
NEW YORK (Reuters) -Robert F. Kennedy Jr, the former independent presidential candidate, is reviewing candidate resumes for the top jobs at the U.S. government's health agencies in Donald Trump's ...
Dennison Mending Tape from the second half of the 20th century. From the Museo del Objeto del Objeto collection. Pressure-sensitive tape, PSA tape, self-stick tape or sticky tape consists of a pressure sensitive adhesive coated onto a backing material such as paper, plastic film, cloth, or metal foil. It is sticky (tacky) without any heat or ...