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About Us

Bontecn Group China Co., Ltd.,

Bontecn Group China was established in 2003 by Longyang Chemical. All the companies of the group are engaged in the production of PVC additives and rubber and plastic additives. It is a professional group integrating scientific research, development, sales, service and investment enterprise.

was established in 2003.


more than 20 collaborative teams.


more than 20 intermediate
R & D personnel .


has 5 senior R & D personnel.

application area

Our products can be used for

0 1 PVC Hard Products

PVC Hard Products

PVC Hard Products

Using CPE and PVC blended plastic doors and windows, the elasticity, toughness and low temperature performance are greatly improved, and the weather resistance, heat resistance and chemical stability are good.

0 2 Pelletizing and Cable

Pelletizing and Cable

Pelletizing and Cable

Since the CPE molecule does not contain double chains, it has good weather resistance, flame resistance, thermal stability better than PVC, low cost and excellent performance.

0 3 Anticorrosive Coating

Anticorrosive Coating

Anticorrosive Coating

Formerly known as Longyang Chemical, was established in 2003, is a professional manufacturer of plastics, rubber auxiliaries, is a collection of scientific research, development, sales, service...

0 4 Rubber Soft Products

Rubber Soft Products

Rubber Soft Products

Plasticizers and antioxidants used in rubber and plastics are more effective in semi-rigid and soft PVC, especially in injection molding and secondary processed products.


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图片 1

The difference between toughening agents and impact modifiers in PVC additives

PVC has many excellent properties and is widely used, but its impact strength, low-temperature impact strength, and other impact properties are not perfect. Therefore, impact modifiers need to be added to change this disadvantage. Common impact modifiers include CPE, ABS, MBS, EVA, SBS, etc. Toug...

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New Changes in the Global Natural Rubber Market Pattern

From a global perspective, an economist at the Natural Rubber Producers Association stated that in the past five years, global demand for natural rubber has grown relatively slowly compared to production growth, with China and India, the two major consumer countries, accounting for 51% of global ...


The difference and application between CPE and ACR

CPE is the abbreviation for chlorinated polyethylene, which is a product of high-density polyethylene after chlorination, with a white appearance of small particles. CPE has the dual properties of plastic and rubber, and has good compatibility with other plastics and rubber. Therefore, except for...


The physical properties and main functions of PVC processing aids

PVC processing aid is a thermoplastic graft polymer obtained from the polymerization of methyl methacrylate and acrylate through seed lotion. It is mainly used for the processing and production of PVC materials. It has a good effect on improving the impact resistance of PVC materials. It can prep...


What are the factors that affect the quality of processing aids

1. Viscosity number The viscosity number reflects the average molecular weight of the resin and is the main characteristic for determining the type of resin. The properties and uses of the resin vary depending on the viscosity. As the degree of polymerization of PVC resin increases, mechanical p...


At the “top” exhibition in the environmental protection industry, the latest industry development trends

When it comes to well-known exhibitions in the environmental protection industry, China Environmental Expo (IE EXPO) is naturally indispensable. As a weathervane exhibition, this year marks the 25th anniversary of China Environmental Expo. This exhibition opened all the exhibition halls of the Sh...