Epoxy Vinyl Ester resin

Introduction:
PCM off three major items of Vinyl Ester resins, widely used in boat building, chemicals tanks and pipe line and some special application that need flame retardant and heat resist properties.

ITEM

Acid value

Viscosity
mPas@25C

Solid content(%)

Notes

VER-818

10-25

100-400

66-72

General type VER
(BPA Type VER)

VER-817

10-25

200-500

66-72

Brominated type VER
(Flame retardant type VER)

VER-816

10-25

100-400

66-72

Novolac type VER
(heat resistant type VER)


D. Epoxy Raw Material

a. Bisphenol – A (BPA)

Chemicals: 4,4-dihydroxy -2,2- diphenylpropane (Bisphenol-A)

Specifications:

Item

Specification

Appearance

White prill or flake

Molecular weight

228.29

Softening point C

156.1

Color (APHA)

15 max

Ash, % max

0.01

Moisture, % max.

0.2

Free phenol, ppm max

50

Applications

  a. Raw material for Epoxy resin
  b. Raw materials for Polycarbonate
  c. Raw materials for Polysulfon resin
  d. Raw materials for Polyamine curing agent


b. Epicholohydrine (ECH)

Chemicals: Chloropropylene Oxide

Specifications:

Item

Specification

Appearance

Water white liquid

Molecular

92.53

Density

1.18

Color(APHA)

15 max

Viscosity

2-5 mPa.s

Moisture content, % max

0.1 max

Applications

  a. Raw material for Epoxy resin
  b. Raw material for Glycerin
  c. Raw materials for cellulose ester
  d. Raw mater for pharmaceutical intermediate


c. Tetra Bromo Bisphenol- A : TBBA

Chemicals: 2,2’,6,6’- tetrabromobisphenol A

Specifications:

Item

Specification

Appearance

Grayish powder

Molecular weight

545.906

Softening point

180~184

Bromine content

58% min

Applications

  a.  Raw materials for brominated type Epoxy resin
  b. As the Flame retardant for Plastics, Rubber, paper and textile.


d. TGIC:

Description:

Chemicals Name: Tris(2.3-Epoxypropyl) Isocyanurate

TGIC is an isocyanurate base crystalline polyepoxide compound, as the curing agent for polyester type and acrylic type powder coating system, with the properties of good heat and weather resistance along with excellent high temperature stability.

Specifications:

Item

TGIC105

TGIC110

Appearance

White powder or granule

EEW

105 min

110 min

Chlorine content

0.4% max

1.5% max

Melting range

90-125C

90-125C

Melt Viscosity(125C)

100 cps max

100 cps max

Volatile

1% max

1% max

Free ECH content

50 ppm max

50 ppm max.

Particle size

3-12 mesh

3-12 mesh

Applications

  a. As the hardener for pure polyester powder coatings system.
  b. As the hardener for carboxyl contained acrylic powder coating system.
  c. Materials for electrical insulation.
  d. Laminate sheet for print wire board.
  e.
Tooling materials.
  f . Stabilizer for plastics materials.