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PVA fiber

PVA fiber (polyvinyl alcohol fiber) is the first domestically produced synthetic fiber in Japan, industrialized by Kuraray in 1950.
It has high fiber strength, excellent weather and chemical resistance, and is widely used in industrial fields.

Product First Stories: (PVA fiber/PVOH resin)

Applications

Concrete reinforcement
- Sprayed mortar/concrete
- Precast products
- Premixed mortar
- High-ductility cementitious composite (ECC)
Cement reinforcement applications
- Fiber-reinforced cement construction materials
Rubber reinforcement
- Automotive brake hoses
- Tires
- Rubber belts
Paper and nonwoven fabric applications
- Battery separators
- Filters
- Masking tape
- Various functional papers (shoji paper, packaging materials, inorganic paper, etc.)

Agricultural and industrial materials
- Rope, sewing thread
- Cold protection fabric
- Seedling and other agricultural paper
- Seaweed cultivation nets
Construction materials
- Geogrids
- Anti-spalling net
Water-soluble applications
- Base fabric for embroidered lace
- Spinning auxiliary agents
- Basting thread
Flame-retardant applications
- Firefighting gear
- Industrial uniforms
- Furnace workwear
- Outdoor products

Characteristics

High-strength, high-modulus fiber.
Excellent alkali and weather resistance.
Excellent adhesion to rubber and cement.

Produces minimal harmful gases when burned.
KURALON K-II™ water-soluble PVA fiber is available in variants that dissolve at a range of temperatures, from low temperatures to boiling water.
VINARL™ flame-retardant PVA fiber combines excellent strength with flame resistance and can also be dyed and woven.

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