1.PRODUCT DESCRIPTION
Product Name: Butadiene-vinylpyridine copylymer latex
Usage: Referred to as VP latex, it is fabric or curtain fabric and other framework materials and rubber indispensable binder, widely used in tires, conveyor belt and triangle belt and other rubber products industry. USES: used for polyester, polyamide, glass fiber curtain, canvas, thread dip glue or other special uses.
2.SPECIFICATION
| Items |
Standard |
Testing Result |
| Appearance |
Milky white emulsion |
Correspond |
| Total solid content %( m/m) |
40-42 |
40.36 |
| PH value |
10.0-12.0 |
11.05 |
| Mechanical Stability(m/m) |
≤1.0 |
0.18 |
| Viscosity(mPas) |
20-60 |
33 |
| Surface Tension |
40-65 |
43.3 |
| Bubble height(mm) |
≤160 |
150 |
| Class |
Qualified product |
3.APPLICATION
As material of bonding agent RFL for dipping tyre cord fabrics,conveyor belts,etc.
4.IMAGES
5.OUR FACTORY
6.PACKING AND DELIVERY
7.OUR NEW DIPPING LATEXS FOR TYRE CORD FABRICS AS FOLLOWS
TYPE 1---RFL(Resorcinol formaldehyde latex)
RFL is the main macerate of fiber reinforced rubber composites.
Instruction(for reference)
| Component |
Resole system
(parts by weight) |
| Dry |
Wet |
Dry |
| Water |
|
257.8 |
| Resorcinol |
9.4 |
9.4 |
| Formaldehyde(37%solution) |
5.1 |
13.8 |
| Sodium hydroxide(10%solution) |
0.7 |
7.0 |
| Latex(40% solids) |
84.8 |
212.0 |
| Total |
100.0 |
500.0 |
Raw materials for RFL -Resorcinol
1.Technical Index-- Purity 99.76%(High quality)
| Item |
Standard |
Testing Result |
| Appearance |
White to grayish-white flakes |
Accordant |
| Assay |
99.00%min |
99.23% |
| HPLC Purity |
99.7%min |
99.86% |
| Catechol |
0.05%max |
0.00% |
| Hydroquinone |
0.05%max |
0.00% |
| Phenol |
0.05%max |
0.00% |
| Freeing point |
109.00ºCmin |
109.55ºC |
2.Technical Index-- Purity 99.5%(Standard quality)
| Item |
Standard |
Testing Result |
| Appearance |
White to grayish-white flakes |
Accordant |
| Assay |
99.00%min |
98.60% |
| HPLC Purity |
99.7%min |
99.52% |
| Catechol |
0.05%max |
0.01% |
| Hydroquinone |
0.05%max |
0.04% |
| Phenol |
0.10%max |
0.05% |
| Freeing point |
109.00ºCmin |
108.5ºC |
SBR(styrene-butadiene resin) Latex Technical Index--Solid 40.36%
| Item |
Standard |
Testing Result |
| Appearance |
Milky white emulsion |
Correspond |
| Total solid content %( m/m) |
40.5±1 |
40.36 |
| PH value |
10.0-12.0 |
11.05 |
| Mechanical Stability(m/m) |
≤5.0 |
0.18 |
| Viscosity(mPaS) |
20-60 |
33 |
| Surface Tension |
40-60 |
43.3 |
| Bubble height(mm) |
≤160 |
150 |
| Class |
Qualified product |
VP(butadiene-vinylpyridine copylymer latex ) Latex
Technical Index-- Solid 40.36%
| Item |
Standard |
Testing Result |
| Appearance |
Milky white emulsion |
Correspond |
| Total solid content %( m/m) |
40-42 |
40.36 |
| PH value |
10.0-12.0 |
11.05 |
| Mechanical Stability(m/m) |
≤1.0 |
0.18 |
| Viscosity(mPaS) |
20-60 |
33 |
| Surface Tension |
40-65 |
43.3 |
| Bubble height(mm) |
≤160 |
150 |
| Class |
Qualified product |
TYPE 2---R-50D(For Nylon cord fabric)
Product Application
R50D resin is main raw material for dipping industrial cord fabrics. 2-It can be used for the preparation of Nylon fabric dipping solution.
Product Specifications
| Solid content |
Viscosity |
Water solubility(water/resin) |
| 50% |
50-150cps |
>500% |
Product features
1.It can save production cost.It's cheaper than RFL.
2.The configuration time is short, may enhance the production efficiency.Compared with RFL, it is more stable and can be prepared at normal temperature without gel phenomenon.
3.Professional production, stable product quality, long shelf life (3 months)
4.Due to the stability of configuration , saving manpower and simplifying production process.
Instruction(for reference) STEP 1 (RF)
| Addition Sequence |
Material |
Addition Amount |
Purity |
Matters need attention |
| Wet |
Dry |
| 1 |
Soft water |
550.0 |
0.00 |
0.0% |
25ºCor normal temperature |
| 2 |
50% NaOH |
0.50 |
0.25 |
20.0% |
Fully stirred before proceeding to the next step |
| 3 |
R-50D |
50.00 |
21.00 |
50.0% |
Add slowly, stirring well |
| 4 |
Formaldehyde (37%solution) |
17.5 |
6.40 |
37.0% |
Add quickly, stirring well |
| Total |
|
610.00 |
27.65 |
4.53% |
|
STEP 2 (RFL)
Addition
Sequence |
Material |
Addition Amount |
Purity |
Matters need attention |
| Wet |
Dry |
| 1 |
RF |
610.00 |
27.65 |
4.74% |
|
| 2 |
Latex |
390.00 |
156.00 |
40.0% |
Add slowly, stirring well |
| Total |
|
1000.00 |
183.65 |
18.40% |
Curing at 25ºC×14hours |
TYPE 3---R-75(For Nylon cord fabric)
Product Application
It is used for dipping Nylon cord fabric
Product Specifications
| Solid content |
Viscosity |
PH |
| 75% |
2500-3500mpa.s |
1.0-2.0 |
Product features
1.It can save production cost.It's cheaper than RFL.
2.The configuration time is short, may enhance the production efficiency.Compared with RFL, it is more stable and can be prepared at normal temperature without gel phenomenon.
3.Professional production, stable product quality, long shelf life (3 months)
4.Due to the stability of configuration , saving manpower and simplifying production process.
Instruction(for reference)
| Component |
Resole system
(parts by weight) |
| Dry |
Wet |
Dry |
| Water |
|
261.4 |
| Phenolic resin(75%solution) |
13.4 |
17.9 |
| Formaldehyde(37%solution) |
3.5 |
9.3 |
| Sodium hydroxide(10%solution) |
0.4 |
4.0 |
| Ammonia(s.g.0.88) |
1.7 |
4.9 |
| Latex(40% solids) |
81.0 |
202.5 |
| Total |
100.0 |
500.0 |
TYPE 4---HQ-8840PX(For Polyester cord fabric),Simple type
- HQ-8840PX is a new type of dipping latex for polyester cord fabric.
- Product Specifications
| Solid content |
Viscosity |
PH |
| 40% |
130-170cps |
10.5 |
Product features
1.There is no need to add RFL
2.It can be easily to put into production only by mixing water,latex and HQ-8840PX and stirring well
3.It can be used in first dipping,or double dipping. In order to save cost and improve quality, it is recommended to use HQ-8840PX.
4.There is little Ammonia smells.
Instruction(for reference)
| Addition Sequence |
Material |
Addition Amount |
Purity |
Matters need attention |
| Wet |
Dry |
| 1 |
Soft water |
500.0 |
0.00 |
0.0% |
25ºCor normal temperature |
| 2 |
VP Latex |
280.00 |
112.00 |
40.0% |
It must be added before adding HQ-8840PX |
| 3 |
HQ-8840PX |
220.00 |
84.00 |
47.0% |
Add slowly, stirring well |
| Total |
|
1000.00 |
196.00 |
19.6% |
|
TYPE 5---Double dipping method for polyester cord fabric (for reference)
STEP 1 First Dipping
| Addition Sequence |
Material |
Addition Amount |
Purity |
Matters need attention |
| Wet |
Dry |
| 1 |
Soft water |
500.0 |
0.00 |
0.0% |
25ºC |
| 2 |
VP Latex |
280.00 |
112.00 |
40.0% |
It must be added before adding HQ-8840PX |
| 3 |
HQ-8840PX |
220.00 |
88.00 |
40.0% |
Stirring,curing 20-25ºC×1hour |
| Total |
|
1000.00 |
200.00 |
19.6% |
|
STEP 2 Double Dipping
Addition
Sequence |
Material |
Addition Amount |
Purity |
Matters need attention |
| Wet |
Dry |
| 1 |
Soft water |
910.0 |
0.00 |
0.0% |
20-25ºC |
| 2 |
50% NaOH |
1.0 |
0.50 |
50.0% |
Use after fully dissolved |
| 3 |
R-50D |
128.0 |
64.00 |
50.0% |
Add slowly, stirring well |
| 4 |
37% Formalin |
51.0 |
18.9 |
37.0% |
Add quickly, stirring well |
| 5 |
VP Latex |
910.0 |
364.0 |
40.0% |
Slowly mix,Curing 20hours |
| 6 |
(NH4OH) |
7.0 |
0.0 |
25.0% |
Add when cured(generally no need it) |
| Total |
|
2000.0 |
447.40 |
22.4% |
|
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