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Sodium Naphthalene Sulfonate - MUHU (China) Co., Ltd.

sodium naphthalene sulfonate FDN (Na2SO4 ≤5%) Description. FDN-A is a high range water reducer, high concentrate naphthalene-based superplasticizer, also named Naphthalene Sulfonate Formaldehyde Condensate (NSF), SNF, PNS, etc.. FDN-A is made of naphthalene, sulforic acid, formalin and alkali, through sulphuration, hydrolyzation, condensation and …

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Sodium Naphthalene Sulfonate - Kingsun Concrete …

The sodium naphthalene sulfonate is a derivative of sulfonic acid containing naphthalene functional group, which belongs to the naphthalene series superplasticizer. It not only has a strong dispersing effect on cement particles, but also has a high water reduction rate for concrete.Therefore, it is widely used in the construction industry.

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ph 8 0 sodium naphthalene sulfonate formaldehyde - Popular ...

Sodium Naphthalene Sulfonate Formaldehyde Fasting Curing CAS SPECIFICATIONS Appearance Yellow Brown powder Solid content ≥93% Bulk density ca (gm/cc) 0.60 – 0.75 pH 7.0 –... Shandong Jufu Chemical Technology Co., Ltd.

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Sodium Polynaphthalene Sulfonate

Composition: - Sodium salt of naphthalene sulfonate Polymerized with formaldehyde CAS Nr: or 3 Sodium Polynaphthalene Sulfonate - is a High Range Water Reducing Superplasticizer (Sodium Polynaphthalene Sulfonate). Sodium Polynaphthalene Sulfonate is made in powder and liquid form: in condition of brown water soluble powder or …

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Sodium Naphthalene Sulfonate - Kingsun Concrete Admixtures

The Main Features of Sodium Naphthalene Sulfonate Formaldehyde. Reduce cement dosage. If the concrete strength and slump are basically the same, cement consumption can reduce by 10-25 %. As a kind of high range water reducer, naphthalene sulfonate formaldehyde can improve the water reducing rate. When the water-cement ratio is constant, the ...

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Sodium Naphthalene Sulfonate Formaldehyde - SNF/PNS ...

Sodium naphthalene sulfonate formaldehyde ... Naphthalene sulfonate formaldehyde is high range concrete water reducer, commonly referred to as a super plasticizer. ... is suitable for various specifications and models of cement. And it has good compatibility with other concrete admixtures, for example, it can be combined with an admixture such ...

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Sodium Naphthalene Sulfonate (SNF) - Kingsun Concrete …

Sodium Naphthalene Sulfonate (SNF) in Kingsun. Sodium naphthalene sulfonate formaldehyde (SNF/PNS/FND/NSF) is also called poly naphthalene sulfonate or naphthalene based superplasticizer, and its appearance is the light brown powder. SNF is made of naphthalene, sulfuric acid, formaldehyde and liquid base, and undergoes a series of …

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Concrete Admixture Types, Classification of Admixtures

Concrete Admixture is defined as a material other than water, aggregates and hydraulic cement and additives like Pozzolana or slag and fiber reinforcement, used as on ingredient of concrete or mortar and added to the batch immediately before or during its mixing to modify one or more of the properties of concrete in the plastic or hardened state.

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Sulphonated Naphthalene Formaldehyde (SNF) - Kingsun …

Sulphonated naphthalene formaldehyde (SNF), also called sodium naphthalene sulfonate, is a high-range water reducing admixture. It has the advantages of high water reduction rate, neither retardation nor air entrainment, and strong adaptability. So SNF can greatly improve the workability of concrete and reduce the water consumption for mixing ...

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Sulphonated Melamine Formaldehyde Condensate - an …

6.4.1 Sulphonated melamine formaldehyde condensates. Sulphonated melamine formaldehyde condensates are synthetic polymers that have the structural formula with each repeating unit containing one sulphonate group. The condensation number (n) is usually in the range 50–60 giving a molecular weight between 12,000 and 15,000.6.4.2 Sulphonated naphthalene …

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Concrete Admixtures:sodium naphthalene formaldehyde(SNF)

It also called Sodium Naphthalene sulfonate Formaldehyde, Sodium Naphthalene Formaldehyde, Sulfonated Naphthalene Formaldehyde, Naphthalene Sulfonate Formaldehyde Condensate, NSF, FDN,PNS. ... and also improve cement mobility and workability. SNF is a high range concrete admixture of concrete cast-in-place, …

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sodium naphthalene sulphonate formaldehyde,naphthalene ...

It can improve the workability of concrete and improve the physical and mechanical properties of concrete. 5. It has good adaptability to various types of cement and good compatibility with other types of concrete admixtures. 6. Others:In the leather,textile and dye industries,it can also be used as a dispersant. 7.

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ph 8 0 sodium naphthalene sulfonate formaldehyde - Popular ...

Sodium Naphthalene Sulfonate Formaldehyde Apperance: Yellow brown powder CAS No.: 3 HS Code: 38244010 Sodium Naphthalene Sulfonate FormaldehydeAll the names: SNF/PNS/FND/NSF SNF/PNS/FDN Sodium Naphthalene Sulfonate Formaldehyde Specification: Model Item SNF Testing Standard GB8076-2008 Appearance Yellow-Brown …

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Sulphonated Naphthalene Formaldehyde Condensate - …

R.J. Flatt, in Science and Technology of Concrete Admixtures, 2016. 9.2.3.1 Polynaphthalene sulphonates (PNS) PNSs, also known as sulphonated naphthalene formaldehyde condensates (SNFC), were first developed in the 1930s and originally used in textile chemicals and the development of synthetic rubber. In the late 1960s PNSs were introduced into ...

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Sulphonated Naphthalene Formaldehyde (SNF) - Kingsun …

Sulphonated Naphthalene Formaldehyde Sulphonated naphthalene formaldehyde (SNF), also called sodium naphthalene sulfonate, is a high-range water reducing admixture. It has the advantages of high water reduction rate, neither retardation nor air …

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Sodium Naphthalene Sulphonate,Industrial Grade Sodium ...

Sodium Naphthalene Sulphonate formaldehyde (SNF) is light yellow to yellowish brown powder, which is an anionic surfactant. It is widely used for the preparation of free-flowing and pumpable concrete mixture. It is widely used in the construction industry.

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Sodium Naphthalene Sulphonate Formaldehyde, SNF-A, SNF-B ...

SNF is a high range concrete admixture of concrete cast-in-place, prefabricating, pump and curing. SNF-A. Product catalogue: Sodium Naphthalene Sulphonate Formaldehyde. Delivery Time: 15 Days - 30Days. SNF-A Sodium Naphthalene Sulphonate Formaldehyde produces concrete with extremely workable characteristics referred to as high slump.

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Sodium Naphthalene Sulphonate Formaldehyde SNF-A

As a high range water reducing admixture,sodium naphthalene formaldehyde has been widely used in prestress, precast, bridge, deck or any other concrete where it is desired to keep the water/cement ratio to a minimum but still achieve the degree of workability necessary to provide easy placement and consolidation.

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Sodium Naphthalene Sulfonate (SNF) - Kingsun Concrete Chemical

Sodium Naphthalene Sulfonate (SNF) in Kingsun. Sodium naphthalene sulfonate formaldehyde (SNF/PNS/FND/NSF) is also called poly naphthalene sulfonate or naphthalene based superplasticizer, and its appearance is the light brown powder. SNF is made of naphthalene, sulfuric acid, formaldehyde and liquid base, and undergoes a series of …

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Sulphonated Naphthalene Formaldehyde Condensate - an ...

R.J. Flatt, in Science and Technology of Concrete Admixtures, 2016. 9.2.3.1 Polynaphthalene sulphonates (PNS) PNSs, also known as sulphonated naphthalene formaldehyde condensates (SNFC), were first developed in the 1930s and originally used in textile chemicals and the development of synthetic rubber. In the late 1960s PNSs were introduced into ...

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sodium naphthalene sulphonate formaldehyde,naphthalene ...

5. It has good adaptability to various types of cement and good compatibility with other types of concrete admixtures. 6. Others:In the leather,textile and dye industries,it can also be used as a dispersant. 7. Especially suitable for:fluid concrete,plasticized concrete,steam curing concrete,impervious concrete,waterproof concrete,etc.

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STUDY OF THE BIODEGRADABILITY OF SODIUM SALT …

dispensing. The estimated world-wide use of naphthalenesulfonate formaldehyde condensates as a concrete admixture and as a dye dispersant is about 300X106 kg/year [1]. The composition of the technical mixtures varies to a high degree depending on the reaction used in the production process and the degree of polymerisation.

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naphthalene sulphonate based superplasticizer, naphthalene ...

PNS also allows concrete to be produced with very low water/cement ratios at low or normal slumps. Sodium Naphthalene Sulphonate Formaldehyde Direction Prepare solutions as required. Sodium Naphthalene Sulphonate Formaldehyde Package, Storage & Handling For powder: Woven fabric bag with plastic liner.

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