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"Hangzhou Qianyang Technology Co., Ltd. is a factory wholly-owned by Hangzhou Nature Organic Chemical Industry Co., Ltd. in 2010. The company is located in Yuqian Town Industrial Zone, Lin'an City, 60 kilometers west of Hangzhou. The company has a registered capital of one hundred and thirty-one thousand and one hundred and five hundred and ten thousand yuan, a total investment of 200 million yuan, covering an area of ​​66,000 square meters, and an annual output of 40,000 tons of specialty chemicals.

The main products are more than a dozen organic ester products such as trioctyl phosphate and dimethyl phthalate. Products are exported to 36 countries and regions, and provide products for many of the world’s top 500 companies. The main product market share exceeds 60%. The company has a long history of producing organic ester products for more than 50 years and enjoys a lot of experience in the industry. High visibility.

The company has a strong technical force, has nearly a hundred professional and technical personnel, and has a 2500 square meter research and development center, which can develop various organic ester products for customers. The company has built a new product pilot plant, which can transform the research and development results into productivity at any time.

The company has advanced manufacturing equipment and complete safety and environmental protection facilities. It is a green and environmentally friendly enterprise with a sense of social responsibility, with a complete quality assurance system and strict management system. It has passed ISO9001, ISO14001 and OHSAS18001 system certification, and the main products have completed EU REACH registration.

We strive to build a century-old enterprise with the tenet of ""providing customers with high-quality products and timely and perfect services""."

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Butyl benzoate (BB) is soluble in most organic solvents, insoluble in water, and miscible with alcohols, ethers and other solvents. It can be used as a solvent for oils and fats, resins and raw materials for perfumes.

Hangzhou Qianyang Technology Butyl benzoate (BB)

Monoethyl Adipate (MEA) is widely used as an intermediate for vitamins and other organic chemical synthesis.

Hangzhou Qianyang Technology Monoethyl Adipate (MEA)

Diethyl phthalate (DEP) has good compatibility with most resins such as vinyl resin and cellulose. Often used as a cellulose resin plasticizer, with good low temperature flexibility and durability. Combined use with DMP can improve the water resistance and elasticity of the product. It can also be used as a fragrance diluent, lubricant, gas chromatography stationary liquid, etc.

Hangzhou Qianyang Technology Diethyl phthalate (DEP)

Monoethyl Fumarate (MEF) can be used as a preservative and a pharmaceutical intermediate.

Hangzhou Qianyang Technology Monoethyl Fumarate (MEF)

Monoethyl maleate (MEM) is a colorless transparent oily liquid, easily soluble in water, ethanol, etc. It is mainly used as polymer compound monomers, pharmaceutical intermediates, etc.

Hangzhou Qianyang Technology Monoethyl maleate (MEM)

Diisopropyl Sebacate (DIPS) is soluble in ethanol and other organic solvents, but insoluble in water. It is widely used as a perfume solvent and additive, and can also be used as an auxiliary cold-resistant plasticizer, but its compatibility with resins is poor.

Hangzhou Qianyang Technology Diisopropyl Sebacate (DIPS)

Di-n-butyl adipate (DBA) is soluble in ether and ethanol, but insoluble in water. It is mainly used as a plasticizer for vinyl resin, cellulose resin and synthetic rubber. It is also used as a solvent and used in organic synthesis.

Hangzhou Qianyang Technology Di-n-butyl adipate (DBA)

Di-n-butyl phthalate (DBP)  is compatible with a variety of cellulose resins, rubber and vinyl resins, and has good film-forming properties, adhesion and water resistance. It is widely used as a solvent for peroxide methyl ethyl ketone and fluorine-containing anticorrosive coatings. It can be used as a plasticizer for resins such as cellulose acetate, as well as a solvent for mosquito repellent and organic synthesis intermediates.

Hangzhou Qianyang Technology Di-n-butyl phthalate (DBP)

Diethyl maleate (DEM) Slightly soluble in water, easily soluble in ethanol and ether. Diethyl maleate (DEM) can be used as polymer compound monomers and pesticide intermediates.

Hangzhou Qianyang Technology Diethyl maleate (DEM)

Hangzhou Qianyang Technology

"Hangzhou Qianyang Technology Co., Ltd. is a factory wholly-owned by Hangzhou Nature Organic Chemical Industry Co., Ltd. in 2010. The company is located in Yuqian Town Industrial Zone, Lin'an City, 60

Qianyang Technology - Organic Esters - Trioctyl Phosphate

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Dioctyl Fumarate (DOF) is insoluble in water and easily soluble in organic solvents. It is compatible with most synthetic resins and rubbers, but is not compatible with water-soluble polymers. It is an internal plasticizer with low volatility. It can be copolymerized with a variety of monomers, and the resulting copolymer is used to reinforce plastics, ion exchange resins and rubbers.

Hangzhou Qianyang Technology Dioctyl Fumarate (DOF)

Dioctyl Fumarate (DOF) is insoluble in water and easily soluble in organic solvents. It is compatible with most synthetic resins and rubbers, but is not compatible with water-soluble polymers. It is a

Qianyang Technology - Dioctyl Fumarate (DOF) - 2915-53-9 - Esters

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	Value	Units	Test Method / Conditions
Molecular Weight	340.47	-	-
Viscosity (25°C)	20.6	cPs	-
Freezing Point	-58 to -62	°C	-
Density (20°C)	0.934 - 0.942	g/cm3	-
Refractive Index (20°C)	1.456	-	-
Refractive Index (20°C)	1.456 - 1.458	-	-
Chromaticity	max. 60	-	Pt-Co
Acid Value	max. 0.1	mgKOH/g	-
Content	min. 98	%	-
Moisture	max. 0.15	%	-

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