Rubber Chemical PVI ,also called PVI or CTP also known as N-(Cyclohexylthio) phthalimide used as ant scorching agent, is an flame retardant for NR and synthetic diene rubbers. PVI is a pre-vulcanization inhibitor which enables processing safety to be controlled in a predictable manner in sulphur curable compounds.
Applicationï¼?
It is a high effective pre-vulcanization inhibitor. It's applied in NR,SBR,BR,IIR,CR,EPM,EPDM, NBR with cure system consisting of sulfur and Thiazole but mainly Sulphenamide Accelerator. Suitable for the all kinds of tire, Rubber hose, belts and other rubber products.
Packing:
Paper/plastic laminated bags or paper bags of 20kg/25kg net.
Stored in dry, cool and ventilate area. Avoiding moisture, fire and direct sunlight.
Our fenders produced all by our own have passed the iso17357:2002 Britain technical standards of Lloyd's register of shipping (lr) certification test and all the specification is fully in line with international standards.
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Tribromethane/bromoform
Chbr3
Cas:75-25-2
Einecs:200-854-6
Molecule weight:252.73
Mp:7.5-8centidegree
Bp:149-150centidegree
Content:more than 99%
Water content:less than 0.05%
Ph:6.0-8.0
Density:2.88998g/cm3
Properties:
Colorless to dark yellowish liquid, special odour with sweet taste.Unstability, not fire, decomposed expose in the air and light. Be stabilizer mixed with 3%-4%ethanol.
Use:dye intermediates, medicine and painkillers, air fumigant, refrigerants, antiknock component, dressing agent, flame retardant, etc.
Shandong ocean chemical group is the largest producer of calcium chloride in china. Our aproducts are used in a wide variety of applications, including snow and ice control, in oil drilling, food producing etc.
Calcium chloride is an inorganic salt, which exists as a solid or a liquid. Solid calcium chloride is a white, crystal substance in the form of flake, granule or powder. With different crystallized water contents, it can be dihydrate or anhydrous, which are widely used in oil drilling, food producing, road de-icing.
As a leading supplier for calcium chloride in china, we can supply this product with dihydrate and anhydrous as follows:
1) calcium chloride 74% min. Flakes
2) calcium chloride 77% min. Flakes
3) calcium chlrode 74% min. Prills
4) calcium chloride 94% min. Flakes
5) calcium chloride 94% min. Prills
6) calcium chloride 94% min. Powders
Product name: sodium bromide
Model number: dlchem-605
Place of origin: china
Specifications:
1) property: white crystal
2) photo grade:
A) main content:99.4% (min. )
B) loss on drying:0.5% (max. )
C) bromate:30ppm (max. )
D) chloride:0.3% (max. )
E) sulphate:100ppm (max. )
F) fe:0.5ppm (max. )
G) pb:0.2ppm (max. )
H) heavy metal:10ppm (max. )
I) cu:0.5ppm (max. )
J) mercury:3ppm (max. )
K) iodide:50ppm (max. )
L) arsenic:0.2ppm ((max. ). )
M) ph:5.5-8.5%
3) medical grade
A) main content:99.0% (min. )
B) loss on drying:1.0% (max. )
C) bromate: non-reaction
D) chloride:0.6% (max. )
E) sulphate:200ppm (max. )
F) heavy metal:10ppm (max. )
G) arsenic:4ppm (max. )
H) ph:5.5-8.5%
4) industrial grade
A) main content:99% (min. )
B) moisture:0.5% (max. )
C) chloride:0.5% (max. )
D) sulphate:500ppm (max. )
5) mainly used as sensitization film, photograph emulsion material medicine,
Plastic, printing, foaming, water conservation
Product: melamine
Molecular formula: c3n3(nh2)3
Cas no:108-78-1
Molecular weight:126.12
Appearance: white powder, impurity free
Physical index
Items technical index
Super class
Melting point (degree c) 354
Bulk density (kg/m3) 800
Chemical index
Items technical index
Super class
Main content:99.8%min.
Moisture content:0.1%max.
Color(apha):20 max
Hazen(kaolin turbidity):20max.
Ash content:0.03% max
1) a kind of organic chemical with even texture
2) raw material to produce amino resin, which is water resistant, fire retardant,
Glossy and of high mechanical strength
3) amino resin is widely used for wood working, plastic, painting, paper marking,
Textiles, leather and electrical industries
1) appearance: colorless or light color solid
2) soluble solid content: 98.9%min.
3) iron (fe): 0.02% max.
4) molar ratio: 3.2 - 3.4
5) used for paper, soaps, construction materials, textiles and chemicals
