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US 2023/0095170 A1Published application
Bonded sand objects
OwnerBar COHENinventor
Life of this patent
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Abstract
Objects made of waterglass-bonded sand, methods of making such objects and kits useful for making such objects. In some embodiments, an object according to the teachings herein is a final goods (as opposed to being an intermediate goods) such as a toy, a medallion, a building block, furniture, a wall, a portion of a sand castle and a sand castle.
Claims20
An object made of waterglass-bonded sand, the object being a final goods selected from the group consisting of a toy, a medallion, a building block, furniture and a wall.
A method for making an object, comprising:
- a. providing a moldable composition including a combination of sand and waterglass;
- b. fashioning said moldable composition into the shape of an object being a final goods selected from the group consisting of a toy, a medallion, a building block, furniture and a wall;
- and
- c. contacting said shaped moldable composition with an amount of weak acid for a duration sufficient to change said shaped moldable composition to waterglass-bonded sand having the shape of said object,
- thereby making the object.
2 more elements
A kit for making an object, comprising:
- a waterglass in a container;
- a carbon dioxide dispenser that includes:
- a hollow injection needle having a distal end that is to be configured to be inserted into a mass of a composition comprising glass and watersand allowing dispensing of carbon dioxide into the mass of composition;
- and
- a controllable dispensing valve that allows release of carbon dioxide from a carbon dioxide reservoir physically associated with the dispensing valve and out of the hollow injection needle.
2 more elements
Dependencies are inferred from the claim text.