Home > Products > Chemicals > Chemical Auxiliary & Catalyst > Chemical Auxiliary

Product Name

ETU (NA-22)

Chemical Name

Ethylene thiourea

Molecular Formula

CAS No.

96-45-7

Molecular Weight

102.15

Specifications

Item

Standards

Product Form

Powder or dust-free powder

Appearance

White

Initial Melting Point ℃ (≥)

195.0

Loss on Drying % (≤)

0.3

Ash % (≤)

0.3

Residue on 63μm Sieve % (≤)

0.5

Residue on 150μm Sieve % (≤)

0.1

Density,g/cm3

1.41

Application

Vulcanization speed

Slow speed

Application

◆ RXX ETU is specially used for CH and W-type chloroprene rubber and chloroethanol rubber, and polyacrylate rubber products.

◆ RXX ETU is used in wire, cable, rubber, pipe belt, rubber shoes, rain boots and raincoats, and also in fine chemicals intermediates, antioxidants, insecticides, dyes and synthetic resins.

◆ RXX ETU, with fast vulcanizing speed, safe operation, easily dispersing and non pollution, non bloom, can improve the heat resistance of rubber.

◆ General dosage: 0.1-2 phr.

Package

Kraft paper bag

25 kg

Validity

24 months

EINECS No

 202-506-9

Executive standard

HG/T2343-2012

Product name

ETU(NA-22)-75

Carrier

SBR+TPR

Chemical Composition

N,N’-ethylene thiourea

Active Content %

80

Color

Grey-white granules

Mooney Viscosity ML1+4 50℃  ≤

60

Mesh

100

Density

1.17

ETU(NA-22)-75

Pre-Dispersed Polymer Bound Chemicals

function

Vulcanizing Agent

Composition

A homogeneous mixture N,N’-Ethylene Thiourea and polymeric binder at 75/25 ratio

Density（g/cm3）

Approx  1.15

Ash%(≤)

Sulphur content（%）

Application Notes

Use

ETU-75 is a accelerator that very suitable for polychloroprene rubber,as well as EPDM,ECO and CM.It's very suitable for metal oxide vulcanization system,especially magnesium oxide and zinc oxide

Dosage

0.2-3.0phr

Packaging

25 kgs in carton box with polyethylene bag liner

Storage

Keep cool (below 25℃) and dry in original package.24 months from productiondate