Production status of CLT acid at home and abroad

At present, the total production capacity of CLT acid in the world has reached 23,600 tons/year. The countries and regions with large CLT acid production capacity are: China10,600 tons/year, Japan's 3,500 tons/year, South Korea's 3,000 tons/year, India's 2,000 tons/year, Germany 1600 tons/year and the United States' 6,500 tons/year. In terms of geographical distribution, Asia is the concentration of CLT acid production enterprises in the world, and its total production capacity accounts for 86.9% of the world's total production capacity. The main production enterprises are: China Hebei Qinyan Chemical Co., Ltd., Qingdao Tianyuan Chemical Co., Ltd., Jihua Liaoyuan Chemical No.1 Factory, Japan Dainippon Ink Company, Toyo Ink Chemical Company and BASF Company of Germany.

China's CLT acid production capacity ranks first in the world, accounting for about 44.9% of the world's total production capacity; See table 1 for the production enterprises and capacity of CLT acid in China.

Table 1: List of CLT acid production capacity in China.

Description of production capacity of serial number production enterprise (ton/year)

1 Hebei qinyan chemical co., ltd 5000 has been moved to shangyu, Zhejiang.

2 Qingdao Tianyuan Chemical Co., Ltd. 3000

3 Jihua Liaoyuan No.1 Chemical Plant 2000

4 Weifang Dacheng Chemical Co., Ltd. 600

5 Henan Kaifeng Dye Chemical Factory 100 has stopped production.

6 Henan Weishi Dye Chemical Plant 300 has stopped production.

7 Changshu Pigment Chemical Plant 300 has stopped production.

8 Heilongjiang Zhaodong Chemical Plant 100 has stopped production.

9 Tangshan Qianjin Chemical Plant 150 has been discontinued.

10 Jilin Longjing No.2 Chemical Plant 500 has been discontinued.