Polyester
Polyester shows high acid resistance compared with other general-purpose fibers.
| Fiber | Influence by chemicals | ||||
|---|---|---|---|---|---|
| 5% sodium hydroxide (boiled) |
20% hydrochloric acid (room temperature) |
70% sulfuric acid (room temperature) |
80% formic acid (room temperature) |
Glacial acetic acid (room temperature) |
|
| Polyester | × | × | × | × | × |
| Acryl | × | × | × | × | × |
| Nylon | × | ○ | ○ | ○ | ○ |
| Rayon | × | × | ○ | × | × |
※ ○: Soluble ×: Insoluble
Source:“Textile Handbook” published by Japan Chemical Fibers Association
| Applications of specialty paper | Various filters |
|---|
- Alkaline resistance
- Acid resistance
- Good affinity with rubber , cement , and resin
- Hydrophilic property
- Wet strength
- Strong paper / Function as a binder fiber (KURALON)
- Two types of binder fibers / Function as a binder fiber (Polyester)
- Function as a binder fiber (EVOH fiber)
- Heat resistance (Polyester)
- Moist and smooth sheet
- Fluffy peach skin sheet
- Close-packing structured paper
- Pore size free paper (KURALON)
- Pore size free paper (Polyester)
- Alkaline manganese battery separator
- Masking tape
- Fiber reinforced plastic (FRP)
- Base material for wooden floor
- Shoji paper/Wrapping paper
- Inorganic paper (Printed wiring board, Heat insulating material, etc.)
- Various filters
- Tea bag
- Drainage bag
- Paper hand towel
- Stencil paper
- Secondary battery separator
- Cosmetic face mask
