Chemicals & Plastics

Zhejiang Tianhe Co., Ltd. is affiliated with Shanghai New Tianhe Group, founded in 1985. It is a high-tech enterprise integrating R&D, production and trade, business scope covers chemical industry, real estate, finance, etc. We are one of Chinese largest resin and stone adhesive manufacturers with annual production capacity of 255,000 mt resin and 20,000mt marble adhesive. We are also one of the drafting units of industry standards for unsaturated resin and marble adhesive. We have three production bases in Zhejiang and Jiangsu, and a R&D center consisting of 80 people in Shanghai. Our marble adhesive products are currently sold to more than ten countries, annual sales over＄5billion, especially in Southeast Asia, the Middle East market.

Minimum Order: 1000

As a calcium fortifier, calcium citrate has a mild taste, moderate odor and high absorption rate, and can be used to fortify a wide range of foods, including formulated foods, fruit juices, dairy products, solid beverages, sports drinks, buttermilk, soy milk, health food and cereal products, etc. Calcium citrate is mainly used as a calcium fortifier and is widely used in the food industry, mainly due to its good solubility, acidity and preservative properties. By adding calcium citrate, food producers can increase the calcium content of food products without altering the original taste and texture of the food, meeting the nutritional needs of consumers. Calcium citrate provides a mild and refreshing sour flavor and can be used in combination with other flavorings to give foods a richer and more varied taste. Calcium citrate also has a certain preservative effect, can reduce the pH value in food, inhibit the growth and reproduction of bacteria, thus extending the shelf life of food. Adding calcium citrate to perishable foods such as dairy products, meat and fruit products can effectively prevent food spoilage and maintain the freshness and safety of food.

Product Name: Tristyrylphenol Ethoxylates Synonyms: Tristyrylphenol Ethoxylates Ethoxylated Polyarylphenol Polyethylene Glycol Mono(Tristyrylphenyl)Ethers Chemical Composition: Tristyrylphenol Ethoxylates +15EO,16EO,19EO,20EO,36EO,54EO CAS No.:99734-09-5  HS Code: 34021300.90 Molecular Weight: Not available. Molecular Formula: C30H24O.(C2H4O)n  Chemical Code: CC5-CZ40 EINECS No. Not available. Structural Formula: Not available. Properties and Uses: 1. Light yellow liquid or white cream. It becomes solid when the temperature is low. 2. Soluble in water and many kinds of organic solvents. 3. It has good emulsification, decontamination and moisturizing capacity. And it is an important hydrophilic group for compound agrochemical emulsifier.

Sulfonates/Sulphates have good dispersibility and it is highly water soluble. It is commonly used as wetting agent for wettable powder, suspension concentrate and aqueous emulsion. PRODUCT DESCRIPTION Product Name: 1. Nonyl Phenol Ethoxylate Sulfonates/Sulphates Synonyms: Nonyl Phenol Polyxyethybene Ether Sulfonates/Sulphates Ethoxylated Nonyl Phenol Sulfonates/Sulphates Sulphate Polyoxyethylene Nonyl Phenol Sulphated, Ethoxylated Nonylphenol 2. Tristyrylphenol Ethoxylates Sulfonates/Sulphates Synonyms: Polyethylene Glycol Mono(Tristyrylphenyl)Ether Sulfonates/Sulphates Ethoxylated Polyarylphenol Sulfonates/Sulphates 3. Castor Oil Ethoxylate Sulfonates/Sulphates Synonyms: Ethoxylated Castor Oil Sulfonates/Sulphates Polyoxyethylenated Castor Oil Sulfonates/Sulphates

1. Nonyl Phenol Ethoxylate Phosphate Esters & Phosphonates (NP-nP/NP-nP-K.M) Synonyms: Phosphated, Ethoxylated Nonylphenol Nonyl Phenol Polyoxyethylene Ether Phosphate Esters & Phosphonates Ethoxylated Nonyl Phenol Phosphate Esters & Phosphonates Phosphate Polyoxyethylene Nonyl Phenol 2. Fatty Alcohol EthoxylatePhosphate Esters& Phosphonates (AEO-nP/AEO-nP-K.M) Synonyms: Ethoxylated Fatty Alcohol Phosphate Esters & Phosphonates Fatty Alcohol Polyoxyethylene Ether Phosphate Esters & Phosphonates

Usage: Calcium Dodecyl Benezen Sulfonate can compound with many kinds of non- ionic surface active agents to make mixed agricultural emulsifier. It can be used to formulate pesticide, fungicide and herbicide. Caclium dodecyl benzene sulfonate is used as surfactants or agrochemical emulsifiers. It’s widely used to formulate pesticide emulsifier for organic phosphorus and organochlorine products.Calcium Pheny Sulphonate 70 % Type of Calcium Dodecyl Benzene Sulfonate: Handan Xindiya Chemicals Co. Ltd specializes in manufacturing of pesticide emulsifiers for more than two decades, with the strength of anionic surfactant, calcium dodecyl benzene sulfonate, with good quality and competitive price. As a large market sharer and Reach Authentification holder, we have the presence in more than twenty provinces locally, and our products are widely exported to USA, Spain, Switzerland, Italy, Belgium, Australia, Japan, South Korea, Malaysia, Vietnam, Thailand, Pakistan etc. Customers include some of the big names like BASF, CLARIANT, BRENNTAG etc We have manufacturing plants annual capacity 5000tons for CDBS(hydrous/anhydrous calcium salts); 5000tons capacity for nonionicsurfactant;10000tons capacity for Polycarboxylicacid cement water- reducer. Anionic Surfactant, Calcium Dodecyl Benzene Sulfonate CAS No.26264-06-2, Calcium Pheny Sulphonate 70 %, calcium salt, Ca LAB Sulfonate, oilfield auxiliary chemical, Phosphate Esters, Nonionic Surfactant, Organic Phosphorus Emulsifier, Castor Oil Ethoxylates, Fatty Alcohol Polyglycol Ethers, Polyethylene Fatty Alcohol Ethers, Pesticide Inert Ingredients, Polycarboxylate, Polycarboxylate Superplasticizer, Polycarboxylate Superplasticizer For Cement.

　　O rings are essential components in various mechanical systems, providing reliable sealing solutions. Selecting the right O-ring involves several critical factors that ensure optimal performance and longevity. This article explores the key considerations when choosing O-rings from multiple perspectives. 　　1. Material Selection 　　The material of the O ring is crucial as it determines its compatibility with different environments and substances. Common materials include: 　　. Nitrile Rubber (NBR): Known for its excellent oil resistance, NBR is suitable for automotive and industrial applications. However, it has limited temperature resistance. 　　. Fluoroelastomer (FKM): Offers high-temperature resistance and chemical stability, making it ideal for aerospace and chemical processing industries. 　　. Silicone Rubber (VMQ): With a wide temperature range and flexibility, silicone is perfect for medical and food processing applications. 　　. Ethylene Propylene Diene Monomer (EPDM): Highly resistant to weathering and ozone, EPDM is used in automotive cooling systems and outdoor applications. 　　2. Size and Fit 　　Ensuring the correct size and fit of the O-ring is vital for effective sealing. The O-ring must match the groove dimensions precisely to prevent leaks and ensure a tight seal. Consider the following: 　　. Inner Diameter (ID): Should be slightly smaller than the groove to ensure a snug fit. 　　. Cross-Section Diameter (CS): Must match the groove width to avoid compression set and ensure longevity. 　　. Stretch and Compression: Proper stretch and compression ratios are essential to maintain the seal’s integrity under varying pressures. 　　3. Operating Conditions 　　The operating conditions, including temperature, pressure, and chemical exposure, significantly impact the O-ring’s performance. Choose materials that can withstand the specific conditions of your application: 　　. Temperature Range: Ensure the material can handle the minimum and maximum temperatures it will be exposed to. 　　. Pressure: High-pressure applications require materials with high tensile strength and low compression set. 　　. Chemical Compatibility: Verify that the O-ring material is resistant to the chemicals it will encounter. 　　4. Installation and Maintenance 　　Proper installation and maintenance are crucial for the O-ring’s effectiveness and longevity. Consider the following tips: 　　. Lubrication: Use appropriate lubricants to reduce friction during installation and prevent damage. 　　. Cleanliness: Ensure the installation area is clean and free from contaminants to avoid compromising the seal. 　　. Regular Inspection: Periodically inspect the O-rings for signs of wear, such as cracks or deformation, and replace them as needed. 　　Choosing the right O ring involves a careful balance of material selection, size and fit, operating conditions, and proper installation. By understanding these key considerations, you can ensure the optimal performance and longevity of your O-rings. Next time you select an O-ring, remember that attention to detail can make a significant difference in the reliability of your mechanical systems.

Minimum Order: 1000

HEC Hydroxyethyl cellulose is developed and produced by our company for many years. Hydroxyethyl cellulose is a kind of uniform and efficient non-ionic water- soluble polymer. Two products hpy30000s and hpy50000s with different viscosity range are introduced, which are suitable for different fields. Hpy30000s and hpy50000s are mainly used for emulsion paint and hpy50000s for stone paint. Main quality performance Versatility: it can be used in different emulsion systems and pH conditions. Excellent color paste and pigment compatibility Good water retention Good color mixing viscosity stability Good storage stability Better low foaming and transparency Features and uses Hydroxyethyl cellulose (HEC) is a kind of nonionic cellulose ether, which is made from natural polymer cellulose by a series of chemical processes. It is a kind of odorless, tasteless and nontoxic white powder or particle, which can be dissolved in cold water to form a transparent viscous solution, and the dissolution is not affected by pH value. It has the characteristics of thickening, adhesion, dispersion, emulsification, film-forming, suspension, adsorption, surface activity, water retention and salt resistance. Connect hydroxyethyl cellulose can be widely used in water-based coating, construction mortar, oil drilling, synthetic resin, ceramic industry, food, textile, agriculture, cosmetics, tobacco, ink, paper daily chemistry and other fields.

Minimum Order: 5 dozens

Product description Celloluse Diacetate Tow is the major raw material in producing filter rods of cigarette. After a processing system of stretching, gathering, setting the shape and then being wrapped by tissue paper, at last the filter rod is made according to customers requirements on specification.The filter rod used for cigarettes can greatly reduce the hazardous material such as tar and nicotine, meantime the taste and aroma of the exquisite bouquet of well preserved.Owing to it is clean, no unwanted smell, has a steady chemical structure and a good filtration effects, it’s very popular by cigarette manufacturers in the world.

Minimum Order: 5 dozens

HPMC(Hydroxypropyl methyl cellulose) Hydroxypropyl Methyl Celluloseare types of non-ionic cellulose ether, which are a powder of white to off white color, that function as a thickener, binder, film-former, surfactant, protective colloid, lubricant, emulsifier and suspension and water retention aid. In addition, there types of cellulose ethers exhibit properties of thermal gelation, metabolic inertness, enzyme resistance, low odor and taste, and PH stability. Due to the myriad of properties, HPMC is often used to substitute many other additives with lower concentration, making HPMC an incredibly efficient and effective additive in area of adhesives, construction, foods, household products, pharmaceuticals and etc.

Minimum Order: 5 dozens

Methane, the simplest organic matter, is widely distributed in nature and is the main component of natural gas, biogas, and pit gas. CAS NO 74-82-8 UN NO 1971 EINECS NO 200-812-7 Molecular weight 16.043 Appearance Colorless, Odorless Melting point -182.5 ℃ Boiling point -161.5 ℃ Density 0.717g/L DOT Class 2.1 Label Flammable Gas

Trifluoromethane is an organic compound, colorless, odorless, non-conductive gas, and the ideal halothane replacement. Trifluoromethane (CHF3) gas is an etching agent in semiconductor manufacturing, a refrigerant, and used in fire suppression systems. CAS No.  75-46-7 UN No.  1984 EINECS No.  200-872-4 Molecular weight  70.02 Appearance  colorless, odorless Melting point  -155 ℃ Boiling point  -84 ℃ Density  2.43kg/m3 DOT Class  2.2 Label  Non-flammable gas

Acetylene, commonly known as wind coal or calcium carbide, is the smallest of the alkynes and is a colorless, highly flammable gas at room temperature. Acetylene for industrial use contains impurities such as hydrogen sulfide and phosphine, and has a smell of garlic. CAS No.  74-86-2 UN No.  1001 EINECS No.  200-816-9 Molecular weight  26.04 Appearance  colorless and odorless (pure), smell of garlic (made of calcium carbide) Melting point  -81.8 ℃ Boiling point  -83.4 ℃ Density  0.62 kg/m³ DOT Class  2.1 Label  Flammable Gas

Boron trichloride (BCL3) is a colorless fuming liquid or gas. Non-flammable, irritating, acidic odor. Boron trichloride (BCl3) is a low vapor pressure gas. The molecule can be used in a wide range of applications, such as drying etching gases used for aluminum wiring in semiconductor and LCD manufacturing. Boron trichloride is a liquefied gas that decomposes in water into hydrogen chloride and boric acid. It is the main gas component in high-K and metal anisotropic plasma etching, atomic layer etching and pulsed plasma etching. BCL3 Gas is also mainly used for fine etching of aluminum circuits in the liquid crystal panel manufacturing process. CAS No. 10294-34-5 UN No. 1741 EINECS No. 233-658-4 Molecular weight 117.19 Appearance colorless fuming liquid or gas with a pungent and sour taste Melting point -107.3℃ Boiling point 12.5℃ Density 1.35 kg/m³ DOT Class 2.3 & 8 Label Toxic Gas, Corrosives