Drilling Chemicals

Drilling Chemicals

Drilling fluids are key to the success of the operation and the safety of the operators. Many factors that affect the amount of fluid used and the fluid composition in terms of density, viscosity, and weight. These factors are will vary from one field to the next and even from one borehole to another in the same field.

BIOCIDES

Methylene Bis Thiocyanate [MBT/MTC]

CAS No:  6317-18-6
MOLECULAR FORMULA:  CH2(SCN)2
PROPERTIES:
Methylene Bis Thiocyanate is a light yellow circular crystalline chemical. Its melting point is 100-104 ,
sight soluble in other organic solvents, soluble in water at the degree of 0.4%, and stable under acid conditions.

SPECIFICATION:
Appearance :                    Pale Yellow free flowing powder / Crystals

Melting Point :                 101°C minimum
Assay :                                98% minimum
Moisture :                          0.5% maximum
Acetone Insolubles :       1.0% maximum
Inorganic Salts :               1.0% maximum
USAGE:
MBT can increase oil production by reducing oil layer contamination, preventing clay form expanding and disinfecting. It can also be used to protect packing paper from going molding, treat circulation cooling water, and removes marine organisms from marine liners. It has excellent effects of anti-corrosion germicide and algaecide for electrical materials, bamboo and wooden ware, coatings, rubber, canvas, glue and ink MBT 1% emulsion is a kind of efficient, broad-spectrum and safe agricultural germicide, having good effects against diseases of rice and wheat. Within the recommended quantity, it is safe to rice seed and increases germination percentage.
As it is an organic thiocyano germicide, it can solve the problem of anti-pesticide property developed by the widely used absorbing germicides. When used in treating rice seed, it does not need pre-soaking or after-washing. It can be used directly in germination and seeding.

5-chloro-2-methyl-4 -isothiazolin-3one and 2-Methyl -4-isothiazolin-3-one [CIT/MIT]

CAS No: 26172-55-4 & 2682-20-4
MOLECULAR FORMULA: C4H4ClNOS
PROPERTIES: Isothiazolinones is composed of 5-chloro-2-methyl-4-thiazoline-3-ketone (CMI) and2-methyl-4-thiazoline-3-ketone (MI). The bactericidal effect of Isothiazolinones is carried out through breaking the bond between bacteria and algae protein. When contacted with microbes, Isothiazolinones can quickly inhibit their growth, thusleading to death of these microbes. Isothiazolinones has strong inhibition andbiocidal effects on ordinary bacteria, fungi and algae, and has many advantages suchas high biocidal efficiency, good degradation, no residual, safety in operation, goodcompatibleness, good stabilization, low cost in operation.
Isothiazolinones can mix with chlorine and most cation, anion, and non-ionisurfactants. When used at high dosage, its biosludge stripping effect is excellent .
It is a kind of fungicidal with properties of broad spectrum, high efficiency, low toxicitand non-oxidative, it is the ideal biocidal in industrial circulating cool water systemand in wastewater treatment in oilfield, papermaking, pesticide, cutting oil, leatherdetergent and cosmetics etc..
SPECIFICATION:
Appearance :                            Yellow solution
Active Content :                       >= t14%
Ratio of CMI to MI :                 2.5 – 4.0
PH value :                                  2.0 – 5.0
Density :                                    1.26 – 1.33
USAGE:
Water treatment, pulp & paper, paint & coatings, textile, plastics, leather, wood Preservation, personal care, cosmetics, metal working fluid, adhesive, latex emulsion, agrochemical, disinfectant, building material, as well as other new applications.

2,2-Dibromo-3-Nitrilopropion Amide [DBNPA]

CAS No:  10222-01-2
MOLECULAR FORMULA:  C3H2N2OBr2
PROPERTIES
DBNPA is white crystals, mp. 125º C, soluble in actone. Polyethyleneglycol, benzene, ethanol and the like. It’s stable in acidic conditions, and decomposed in alkaline conditions or in the presence of hydrogen sulphideit’s an efficient germicide for recycling water system, can Penetrate in the cytocyst of microbes quikly and kill them by reacting with some Proteins in it, Stopping the Redox of cells.
DBNPA has a good stripping properties, little poison, and no foam in system. The organic solutions can miscible with water.
SPECIFICATION:
Character :                             White crystal powder
Assay :                                     99 % min
Melting Point :                      122 – 126 °C
Moisture :                               0.5 % max
Other Index Standard :       YGYD(BP98)
USAGE:
It is a high-efficiency antiseptic bactericide, widely used as water treating
agent, bactericide and algaecide for industrial circulating water and
industrial cooling water, pulp treatment in paper making industry and as
pharmaceutical intermediate, etc. Also used in paper industry and as
preservatives for coatings and slurries and to control microbial fouling in paper mills and process water systems.

CORROSION INHIBITORS

1,2,3-Benzotriazole [BTA]

CAS No:  95-14-7
MOLECULAR FORMULA:  C6H5N3
PROPERTIES:
White needle-shape crystalloids, it can be processed to be big or small flake, columfine 0 granular, powder. It is bitter, odorless, boiling point is 204 C (15mmHgsoluble in alcohol, benzene, toluene, chloroform and dimethylformamide, aslightly soluble in water.

SPECIFICATION:
Purity   :                     > 99.8%
Chroma  :                 < 40
Moisture  :                < 0.04%
Melting point :        > 97°C
Ash content :           < 0.03%
PH value  :                5-6
USAGE:
It’s mainly used as rust-preventer, antifreezing liquid, antioxidant additive(includinglubricating oil, hydraulic oil, brake oil, transformer’s oil), emugent, water stabilizer,the additive for high molecular materials (polyester and polyesteramide) capacity ofultraviolet resistance and anti- static electricity, photographic antifogging agecopper mine flotation, metal’s slow corrosion etc.  

1-HYDROXY ETHYLIDENE-1,1DIPHOSPHONIC ACID (HEDP)

CAS No: 2809-21-4
MOLECULAR FORMULA: C2 H8 O7 P2
PROPERTIES: HEDP is an organophosphoric acid corrosion inhibitor. It can chelate with Fe, Cu, and Zn ions to form stable chelating compounds. It can dissolve the oxidized materials on these metals’ surfaces. HEDP shows excellent scale and corrosion inhibition effects under temperature 250 degree. HEDP has good chemical stability under high pH value, hard to be hydrolyzed, and hard to be decomposed under ordinary light and heat conditions Its acid/alkali and chlorine oxidation tolerance are better than that of other organophosphoric acids (salt).

HEDP can react with metal ions in water system to form hexa-element chelating complex, with calcium ion in particular. Therefore, HEDP has good anti scale and visible threshold effects. When built together with other water treatment chemicals, it shows good synergistic effects. The solid state of HEDP is crystal powder, suitable for usage in winter and freezing districts.
SPECIFICATION:
Appearance:                                                     Clear, water-white to pale yellow solution
Active content :                                                58.0-62.0%
Specific gravity at(20°C) :                              1.42-1.47
PH(1% solution) :                                              2.0 Max
Iron(Fe) :                                                             10ppm Max
Ca Sequestration (mg CaCO3/g):                450 Min
Phosphorous acid(as PO33-) :                      2.0% Max
Phosphoric acid(as PO43-) :                         0.8% Max
USAGE:
HEDP is used as scale and corrosion inhibition in circulating cool water system, oil field and low pressure boilers in fields such as electric power, chemical industry, metallurgy, fertilizer, etc. In light woven industry, It is used as detergent for metal and nonmetal. In dyeing industry, HEDP is used a peroxide stabilizer and dye-fixing agent; in non-cyanide electroplating, HEDP is used as chelating agent. The dosage of 1-10mg/L is preferred as scale inhibitor, 10-50mg/L as corrosion inhibitor, and 1000-2000mg/L as detergent. Usually, HEDP is used together with polycarboxylic acid. Because of its high purity, it can be used as cleaning agent in electronic fields and as additives in daily chemicals.

Tolyltriazole [TTA]

CAS No:  29385-43-1
MOLECULAR FORMULA:  C7H7N3
PROPERTIES:
Pure product is white granule or powder, it is a mixture of 4-methyl-benzotriazole and 5-methylbenzotriazole, the melting point is from 800C to 860C, soluble in alcohol, benzene, toluene, chloroform and watery lye, and hardly soluble in water.

SPECIFICATION:
Appearance :             White granule or powder
Purity :                         > 99.5%
Moisture :                    < 0.2%
Melting point :           80-86
Ash content :              < 0.05%
PH value :                    5.5-6.5
USAGE:
It is mainly used as antirust and corrosion inhibitor for metals (such as silver, copper, zinc, lead, nickel, etc..), and for antirust oil (tallow) products, the gas phase corrosion inhibitor of copper and aldary, lubricant additive, cycle water treating compound and auto antifreeze. It also can be concernedly used with manifold sterilization algaecide and has a very fine corrosion mitigation effect on close cycle cooling water system. 

Carbohydrazide

CAS No: 107-91-5
MOLECULAR FORMULA: CH6N4O
PROPERTIES:
White crystalline powder; Extremely soluble in water, insoluble in alcohol, ether, chloroform, benzene; Nonhygroscopic with strong reductibility.
SPECIFICATION:
Appearance:                                      White crystal line powder or pellets
Active Content (%):                          > 99.0
pH (12% solution) @ 25◦ C:             7.2-9.7
Hydrazine :                                         500 ppm Max.
Chloride:                                             10 ppm Max.
Sulfate:                                                20 ppm Max.
Silica:                                                    10 ppm Max.
Copper:                                                1 ppm Max.
Moisture:                                             0.2% Max.
USAGE:
Carbohydrazide is used as an oxygen scavenger to prevent corrosion especially in boiler feed system. It is used as an intermediate for organic synthesis. A rocket propellant components, color images and the quality of soap stabilizers, antioxidants rubber, boiler water deoxidants and metal passivation agents.

Diethanolamine

SYNONYMS:
DIETHANOLAMINE,Diolamine,Iminodiethanol, N,N-Diethanolamine

CAS No: 111-42-2
Molecular Formula: C4H11NO2 or (CH2CH2OH)2NH
Specifications:
Appearance :                                       Clear Liquid

Monoethanolamine :                        ≤0.5%
Diethanolamine:                                ≥99.5%
Triethanolamine:                                ≤0.5%
Specific Gravity 30/20 °C :                1,093 TBC
Freezing Point:                                    28 °C
Boiling Point:                                       269 °C
Flash Point (Open Cup):                   138 °C
USAGE: It is used in as anti corrosives in metal working and in Oil field applications. It is used a raw material for manufacturing of Morpholine & an important intermediate for manufacturing Glyphosate.