Chất lượng cao sản xuất latex Vp cao su butadiene vinyl pyridine

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

1. HQ-8840PX is a new type of dipping latex for polyester cord fabric.

1. 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%

7.CONTACT