Zusammenfassung der Ressource
Adhesives
- Natural
- Animal glues
- e.g. Animal hide, bone, hooves
- Used to glue woods, fabrics and leathers
- Natural resins
- e.g. Gum arabic
- Used for papers and
fabrics. It is a binder in
watercolour paints
- Inorganic cements
- e.g. Portland cement
- Used in the building
industry for bonding bricks
and blocks
- Synthetic
- Synthetic resins
- e.g. Cascamite
- For bonding wood
- Waterproof
- Can fill slight gaps
- Epoxy resins
- e.g. Araldite Two
- joins most materials
- PVA
- e.g. Poly-Vinyl Acetate
- used for gluing woods
- generally not waterproof
- Contact adhesives
- e.g. Evo-Stik
- used for bonding SHEET
materials on contact
- Hot glue sticks
- they work on
application of heat
- for the rapid bonding
of papers and cards
- Acrylic cement
- e.g. Tensol
- for gluing acrylics only
- Using Adhesives
- requires good surface preparation
- surface must be clean of dust
and previous coatings
- adhesive applied to either
one or both components
- once applied, adhesives
must be held together
until dry
- Advantages of using adhesives
- join is essentially invisible
- adhesives do not damage
the component or cause
indentations
- able to join dissimilar materials
- insulating properties of
adhesives help to prevent
corrosion