1 Study Coverage
1.1 Acid Catalysts Product Introduction
1.2 Global Acid Catalysts Outlook 2017 VS 2022 VS 2028
1.2.1 Global Acid Catalysts Sales in US$ Million for the Year 2017-2028
1.2.2 Global Acid Catalysts Sales in Volume for the Year 2017-2028
1.3 United States Acid Catalysts Outlook 2017 VS 2022 VS 2028
1.3.1 United States Acid Catalysts Sales in US$ Million for the Year 2017-2028
1.3.2 United States Acid Catalysts Sales in Volume for the Year 2017-2028
1.4 Acid Catalysts Market Size, United States VS Global, 2017 VS 2022 VS 2028
1.4.1 The Market Share of United States Acid Catalysts in Global, 2017 VS 2022 VS 2028
1.4.2 The Growth Rate of Acid Catalysts Market Size, United States VS Global, 2017 VS 2022 VS 2028
1.5 Acid Catalysts Market Dynamics
1.5.1 Acid Catalysts Industry Trends
1.5.2 Acid Catalysts Market Drivers
1.5.3 Acid Catalysts Market Challenges
1.5.4 Acid Catalysts Market Restraints
1.6 Study Objectives
1.7 Years Considered
2 Market by Type
2.1 Acid Catalysts Market Segment by Type
2.1.1 Alumina
2.1.2 Molecular Sieve
2.1.3 Others
2.2 Global Acid Catalysts Market Size by Type
2.2.1 Global Acid Catalysts Sales in Value, by Type (2017, 2022 & 2028)
2.2.2 Global Acid Catalysts Sales in Volume, by Type (2017, 2022 & 2028)
2.2.3 Global Acid Catalysts Average Selling Price (ASP) by Type (2017, 2022 & 2028)
2.3 United States Acid Catalysts Market Size by Type
2.3.1 United States Acid Catalysts Sales in Value, by Type (2017, 2022 & 2028)
2.3.2 United States Acid Catalysts Sales in Volume, by Type (2017, 2022 & 2028)
2.3.3 United States Acid Catalysts Average Selling Price (ASP) by Type (2017, 2022 & 2028)
3 Market by Application
3.1 Acid Catalysts Market Segment by Application
3.1.1 Petrochemical Industry
3.1.2 Chemical Industry
3.1.3 Refrigerants
3.1.4 Air Separation
3.1.5 Other
3.2 Global Acid Catalysts Market Size by Application
3.2.1 Global Acid Catalysts Sales in Value, by Application (2017, 2022 & 2028)
3.2.2 Global Acid Catalysts Sales in Volume, by Application (2017, 2022 & 2028)
3.3.3 Global Acid Catalysts Average Selling Price (ASP) by Application (2017, 2022 & 2028)
3.3 United States Acid Catalysts Market Size by Application
3.3.1 United States Acid Catalysts Sales in Value, by Application (2017, 2022 & 2028)
3.3.2 United States Acid Catalysts Sales in Volume, by Application (2017, 2022 & 2028)
3.3.3 United States Acid Catalysts Average Selling Price (ASP) by Application (2017, 2022 & 2028)
4 Global Acid Catalysts Competitor Landscape by Company
4.1 Global Acid Catalysts Market Size by Company
4.1.1 Top Global Acid Catalysts Manufacturers Ranked by Revenue (2021)
4.1.2 Global Acid Catalysts Revenue by Manufacturer (2017-2022)
4.1.3 Global Acid Catalysts Sales by Manufacturer (2017-2022)
4.1.4 Global Acid Catalysts Price by Manufacturer (2017-2022)
4.2 Global Acid Catalysts Concentration Ratio (CR)
4.2.1 Acid Catalysts Market Concentration Ratio (CR) (2017-2022)
4.2.2 Global Top 5 and Top 10 Largest Manufacturers of Acid Catalysts in 2021
4.2.3 Global Acid Catalysts Market Share by Company Type (Tier 1, Tier 2, and Tier 3)
4.3 Global Acid Catalysts Manufacturing Base Distribution, Product Type
4.3.1 Global Acid Catalysts Manufacturers, Headquarters and Distribution of Producing Region
4.3.2 Manufacturers Acid Catalysts Product Type
4.3.3 Date of International Manufacturers Enter into Acid Catalysts Market
4.4 Manufacturers Mergers & Acquisitions, Expansion Plans
4.5 United States Acid Catalysts Market Size by Company
4.5.1 Top Acid Catalysts Players in United States, Ranked by Revenue (2021)
4.5.2 United States Acid Catalysts Revenue by Players (2020, 2021 & 2022)
4.5.3 United States Acid Catalysts Sales by Players (2020, 2021 & 2022)
5 Global Acid Catalysts Market Size by Region
5.1 Global Acid Catalysts Market Size by Region: 2017 VS 2022 VS 2028
5.2 Global Acid Catalysts Market Size in Volume by Region (2017-2028)
5.2.1 Global Acid Catalysts Sales in Volume by Region: 2017-2022
5.2.2 Global Acid Catalysts Sales in Volume Forecast by Region (2023-2028)
5.3 Global Acid Catalysts Market Size in Value by Region (2017-2028)
5.3.1 Global Acid Catalysts Sales in Value by Region: 2017-2022
5.3.2 Global Acid Catalysts Sales in Value by Region: 2023-2028
6 Segment in Region Level & Country Level
6.1 North America
6.1.1 North America Acid Catalysts Market Size YoY Growth 2017-2028
6.1.2 North America Acid Catalysts Market Facts & Figures by Country (2017, 2022 & 2028)
6.1.3 United States
6.1.4 Canada
6.1.5 Mexico
6.2 Asia-Pacific
6.2.1 Asia-Pacific Acid Catalysts Market Size YoY Growth 2017-2028
6.2.2 Asia-Pacific Acid Catalysts Market Facts & Figures by Region (2017, 2022 & 2028)
6.2.3 China
6.2.4 Japan
6.2.5 South Korea
6.2.6 India
6.2.7 Australia
6.2.8 Indonesia
6.2.9 Thailand
6.2.10 Malaysia
6.2.11 Philippines
6.2.12 Vietnam
6.3 Europe
6.3.1 Europe Acid Catalysts Market Size YoY Growth 2017-2028
6.3.2 Europe Acid Catalysts Market Facts & Figures by Country (2017, 2022 & 2028)
6.3.3 Germany
6.3.4 France
6.3.5 UK
6.3.6 Italy
6.3.7 Russia
6.4 Latin America
6.4.1 Latin America Acid Catalysts Market Size YoY Growth 2017-2028
6.4.2 Latin America Acid Catalysts Market Facts & Figures by Country (2017, 2022 & 2028)
6.4.3 Brazil
6.5 Middle East and Africa
6.5.1 Middle East and Africa Acid Catalysts Market Size YoY Growth 2017-2028
6.5.2 Middle East and Africa Acid Catalysts Market Facts & Figures by Country (2017, 2022 & 2028)
6.5.3 Turkey
6.5.4 GCC Countries
6.5.5 Egypt
6.5.6 South Africa
7 Company Profiles
7.1 UOP (Honeywell)
7.1.1 UOP (Honeywell) Corporation Information
7.1.2 UOP (Honeywell) Description and Business Overview
7.1.3 UOP (Honeywell) Acid Catalysts Sales, Revenue and Gross Margin (2017-2022)
7.1.4 UOP (Honeywell) Acid Catalysts Products Offered
7.1.5 UOP (Honeywell) Recent Development
7.2 Grace
7.2.1 Grace Corporation Information
7.2.2 Grace Description and Business Overview
7.2.3 Grace Acid Catalysts Sales, Revenue and Gross Margin (2017-2022)
7.2.4 Grace Acid Catalysts Products Offered
7.2.5 Grace Recent Development
7.3 Zeochem AG
7.3.1 Zeochem AG Corporation Information
7.3.2 Zeochem AG Description and Business Overview
7.3.3 Zeochem AG Acid Catalysts Sales, Revenue and Gross Margin (2017-2022)
7.3.4 Zeochem AG Acid Catalysts Products Offered
7.3.5 Zeochem AG Recent Development
7.4 Pingxiang Xintao
7.4.1 Pingxiang Xintao Corporation Information
7.4.2 Pingxiang Xintao Description and Business Overview
7.4.3 Pingxiang Xintao Acid Catalysts Sales, Revenue and Gross Margin (2017-2022)
7.4.4 Pingxiang Xintao Acid Catalysts Products Offered
7.4.5 Pingxiang Xintao Recent Development
7.5 Zhongbao Molecular Sieve
7.5.1 Zhongbao Molecular Sieve Corporation Information
7.5.2 Zhongbao Molecular Sieve Description and Business Overview
7.5.3 Zhongbao Molecular Sieve Acid Catalysts Sales, Revenue and Gross Margin (2017-2022)
7.5.4 Zhongbao Molecular Sieve Acid Catalysts Products Offered
7.5.5 Zhongbao Molecular Sieve Recent Development
7.6 YuQing Fenzishai
7.6.1 YuQing Fenzishai Corporation Information
7.6.2 YuQing Fenzishai Description and Business Overview
7.6.3 YuQing Fenzishai Acid Catalysts Sales, Revenue and Gross Margin (2017-2022)
7.6.4 YuQing Fenzishai Acid Catalysts Products Offered
7.6.5 YuQing Fenzishai Recent Development
7.7 Novel
7.7.1 Novel Corporation Information
7.7.2 Novel Description and Business Overview
7.7.3 Novel Acid Catalysts Sales, Revenue and Gross Margin (2017-2022)
7.7.4 Novel Acid Catalysts Products Offered
7.7.5 Novel Recent Development
7.8 BASF
7.8.1 BASF Corporation Information
7.8.2 BASF Description and Business Overview
7.8.3 BASF Acid Catalysts Sales, Revenue and Gross Margin (2017-2022)
7.8.4 BASF Acid Catalysts Products Offered
7.8.5 BASF Recent Development
8 Industry Chain and Sales Channels Analysis
8.1 Acid Catalysts Industry Chain Analysis
8.2 Acid Catalysts Key Raw Materials
8.2.1 Key Raw Materials
8.2.2 Acid Catalysts Distributors
8.3 Acid Catalysts Production Mode & Process
8.4 Acid Catalysts Sales and Marketing
8.4.1 Acid Catalysts Sales Channels
8.4.2 Acid Catalysts Distributors
8.5 Acid Catalysts Customers
9 Research Findings and Conclusion
10 Appendix
10.1 Research Methodology
10.1.1 Methodology/Research Approach
10.1.2 Data Source
10.2 Author Details
10.3 Disclaimer
List of Tables
Table 1. Acid Catalysts CAGR in Value, United States VS Global, 2017 VS 2022 VS 2028
Table 2. Acid Catalysts Market Trends
Table 3. Acid Catalysts Market Drivers
Table 4. Acid Catalysts Market Challenges
Table 5. Acid Catalysts Market Restraints
Table 6. Global Acid Catalysts Sales by Type: 2017 VS 2022 VS 2028 (US$ Million)
Table 7. United States Acid Catalysts Sales by Type: 2017 VS 2022 VS 2028 (US$ Million)
Table 8. Global Acid Catalysts Sales by Application: 2017 VS 2022 VS 2028 (US$ Million)
Table 9. United States Acid Catalysts Sales by Application: 2017 VS 2022 VS 2028 (US$ Million)
Table 10. Top Acid Catalysts Manufacturers in Global Market, Ranking by Revenue (2021)
Table 11. Global Acid Catalysts Revenue by Manufacturer, (US$ Million), 2017-2022
Table 12. Global Acid Catalysts Revenue Share by Manufacturer, 2017-2022
Table 13. Global Acid Catalysts Sales by Manufacturer, (K MT), 2017-2022
Table 14. Global Acid Catalysts Sales Share by Manufacturer, 2017-2022
Table 15. Global Acid Catalysts Price by Manufacturer (2017-2022) & (USD/MT)
Table 16. Global Acid Catalysts Manufacturers Market Concentration Ratio (CR5 and HHI)
Table 17. Global Acid Catalysts by Company Type (Tier 1, Tier 2, and Tier 3) & (based on the Revenue in Acid Catalysts as of 2021)
Table 18. Top Players of Acid Catalysts in Global Market, Headquarters and Distribution of Producing Region
Table 19. Manufacturers Acid Catalysts Product Type
Table 20. Date of International Manufacturers Enter into Acid Catalysts Market
Table 21. Manufacturers Mergers & Acquisitions, Expansion Plans
Table 22. Top Acid Catalysts Players in United States Market, Ranking by Revenue (2021)
Table 23. United States Acid Catalysts Revenue by Players, (US$ Million), 2020, 2021 & 2022
Table 24. United States Acid Catalysts Revenue Share by Players, 2020, 2021 & 2022
Table 25. United States Acid Catalysts Sales by Players, (K MT), 2020, 2021 & 2022
Table 26. United States Acid Catalysts Sales Share by Players, 2020, 2021 & 2022
Table 27. Global Acid Catalysts Market Size by Region (US$ Million): 2017 VS 2022 VS 2028
Table 28. Global Acid Catalysts Sales in Volume by Region (2017-2022) & (K MT)
Table 29. Global Acid Catalysts Sales in Volume Forecast by Region (2023-2028) & (K MT)
Table 30. Global Acid Catalysts Sales in Value by Region (2017-2022) & (US$ Million)
Table 31. Global Acid Catalysts Sales in Value Forecast by Region (2023-2028) & (US$ Million)
Table 32. North America Acid Catalysts Sales in Volume by Country (2017-2028) & (K MT)
Table 33. North America Acid Catalysts Sales in Value by Country (2017-2028) & (US$ Million)
Table 34. Asia Pacific Acid Catalysts Sales in Volume by Region (2017-2028) & (K MT)
Table 35. Asia Pacific Acid Catalysts Sales in Value by Region (2017-2028) & (US$ Million)
Table 36. Europe Acid Catalysts Sales in Volume by Country (2017-2028) & (K MT)
Table 37. Europe Acid Catalysts Sales in Value by Country (2017-2028) & (US$ Million)
Table 38. Latin America Acid Catalysts Sales in Volume by Country (2017-2028) & (K MT)
Table 39. Latin Americaa Acid Catalysts Sales in Value by Country (2017-2028) & (US$ Million)
Table 40. Middle East and Africa Acid Catalysts Sales in Volume by Country (2017-2028) & (K MT)
Table 41. Middle East and Africa Acid Catalysts Sales in Value by Country (2017-2028) & (US$ Million)
Table 42. UOP (Honeywell) Corporation Information
Table 43. UOP (Honeywell) Description and Business Overview
Table 44. UOP (Honeywell) Acid Catalysts Sales (K MT), Revenue (US$ Million), Price (USD/MT) and Gross Margin (2017-2022)
Table 45. UOP (Honeywell) Acid Catalysts Product
Table 46. UOP (Honeywell) Recent Development
Table 47. Grace Corporation Information
Table 48. Grace Description and Business Overview
Table 49. Grace Acid Catalysts Sales (K MT), Revenue (US$ Million), Price (USD/MT) and Gross Margin (2017-2022)
Table 50. Grace Product
Table 51. Grace Recent Development
Table 52. Zeochem AG Corporation Information
Table 53. Zeochem AG Description and Business Overview
Table 54. Zeochem AG Acid Catalysts Sales (K MT), Revenue (US$ Million), Price (USD/MT) and Gross Margin (2017-2022)
Table 55. Zeochem AG Product
Table 56. Zeochem AG Recent Development
Table 57. Pingxiang Xintao Corporation Information
Table 58. Pingxiang Xintao Description and Business Overview
Table 59. Pingxiang Xintao Acid Catalysts Sales (K MT), Revenue (US$ Million), Price (USD/MT) and Gross Margin (2017-2022)
Table 60. Pingxiang Xintao Product
Table 61. Pingxiang Xintao Recent Development
Table 62. Zhongbao Molecular Sieve Corporation Information
Table 63. Zhongbao Molecular Sieve Description and Business Overview
Table 64. Zhongbao Molecular Sieve Acid Catalysts Sales (K MT), Revenue (US$ Million), Price (USD/MT) and Gross Margin (2017-2022)
Table 65. Zhongbao Molecular Sieve Product
Table 66. Zhongbao Molecular Sieve Recent Development
Table 67. YuQing Fenzishai Corporation Information
Table 68. YuQing Fenzishai Description and Business Overview
Table 69. YuQing Fenzishai Acid Catalysts Sales (K MT), Revenue (US$ Million), Price (USD/MT) and Gross Margin (2017-2022)
Table 70. YuQing Fenzishai Product
Table 71. YuQing Fenzishai Recent Development
Table 72. Novel Corporation Information
Table 73. Novel Description and Business Overview
Table 74. Novel Acid Catalysts Sales (K MT), Revenue (US$ Million), Price (USD/MT) and Gross Margin (2017-2022)
Table 75. Novel Product
Table 76. Novel Recent Development
Table 77. BASF Corporation Information
Table 78. BASF Description and Business Overview
Table 79. BASF Acid Catalysts Sales (K MT), Revenue (US$ Million), Price (USD/MT) and Gross Margin (2017-2022)
Table 80. BASF Product
Table 81. BASF Recent Development
Table 82. Key Raw Materials Lists
Table 83. Raw Materials Key Suppliers Lists
Table 84. Acid Catalysts Customers List
Table 85. Acid Catalysts Distributors List
Table 86. Research Programs/Design for This Report
Table 87. Key Data Information from Secondary Sources
Table 88. Key Data Information from Primary Sources
List of Figures
Figure 1. Acid Catalysts Product Picture
Figure 2. Global Acid Catalysts Revenue, (US$ Million), 2017 VS 2022 VS 2028
Figure 3. Global Acid Catalysts Market Size 2017-2028 (US$ Million)
Figure 4. Global Acid Catalysts Sales 2017-2028 (K MT)
Figure 5. United States Acid Catalysts Revenue, (US$ Million), 2017 VS 2022 VS 2028
Figure 6. United States Acid Catalysts Market Size 2017-2028 (US$ Million)
Figure 7. United States Acid Catalysts Sales 2017-2028 (K MT)
Figure 8. United States Acid Catalysts Market Share in Global, in Value (US$ Million) 2017-2028
Figure 9. United States Acid Catalysts Market Share in Global, in Volume (K MT) 2017-2028
Figure 10. Acid Catalysts Report Years Considered
Figure 11. Product Picture of Alumina
Figure 12. Product Picture of Molecular Sieve
Figure 13. Product Picture of Others
Figure 14. Global Acid Catalysts Market Share by Type in 2022 & 2028
Figure 15. Global Acid Catalysts Sales in Value by Type (2017-2028) & (US$ Million)
Figure 16. Global Acid Catalysts Sales Market Share in Value by Type (2017-2028)
Figure 17. Global Acid Catalysts Sales by Type (2017-2028) & (K MT)
Figure 18. Global Acid Catalysts Sales Market Share in Volume by Type (2017-2028)
Figure 19. Global Acid Catalysts Price by Type (2017-2028) & (USD/MT)
Figure 20. United States Acid Catalysts Market Share by Type in 2022 & 2028
Figure 21. United States Acid Catalysts Sales in Value by Type (2017-2028) & (US$ Million)
Figure 22. United States Acid Catalysts Sales Market Share in Value by Type (2017-2028)
Figure 23. United States Acid Catalysts Sales by Type (2017-2028) & (K MT)
Figure 24. United States Acid Catalysts Sales Market Share in Volume by Type (2017-2028)
Figure 25. United States Acid Catalysts Price by Type (2017-2028) & (USD/MT)
Figure 26. Product Picture of Petrochemical Industry
Figure 27. Product Picture of Chemical Industry
Figure 28. Product Picture of Refrigerants
Figure 29. Product Picture of Air Separation
Figure 30. Product Picture of Other
Figure 31. Global Acid Catalysts Market Share by Application in 2022 & 2028
Figure 32. Global Acid Catalysts Sales in Value by Application (2017-2028) & (US$ Million)
Figure 33. Global Acid Catalysts Sales Market Share in Value by Application (2017-2028)
Figure 34. Global Acid Catalysts Sales by Application (2017-2028) & (K MT)
Figure 35. Global Acid Catalysts Sales Market Share in Volume by Application (2017-2028)
Figure 36. Global Acid Catalysts Price by Application (2017-2028) & (USD/MT)
Figure 37. United States Acid Catalysts Market Share by Application in 2022 & 2028
Figure 38. United States Acid Catalysts Sales in Value by Application (2017-2028) & (US$ Million)
Figure 39. United States Acid Catalysts Sales Market Share in Value by Application (2017-2028)
Figure 40. United States Acid Catalysts Sales by Application (2017-2028) & (K MT)
Figure 41. United States Acid Catalysts Sales Market Share in Volume by Application (2017-2028)
Figure 42. United States Acid Catalysts Price by Application (2017-2028) & (USD/MT)
Figure 43. North America Acid Catalysts Sales in Volume Growth Rate 2017-2028 (K MT)
Figure 44. North America Acid Catalysts Sales in Value Growth Rate 2017-2028 (US$ Million)
Figure 45. United States Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 46. Canada Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 47. Mexico Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 48. Europe Acid Catalysts Sales in Volume Growth Rate 2017-2028 (K MT)
Figure 49. Europe Acid Catalysts Sales in Value Growth Rate 2017-2028 (US$ Million)
Figure 50. Germany Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 51. France Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 52. UK Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 53. Italy Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 54. Russia Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 55. Asia-Pacific Acid Catalysts Sales in Volume Growth Rate 2017-2028 (K MT)
Figure 56. Asia-Pacific Acid Catalysts Sales in Value Growth Rate 2017-2028 (US$ Million)
Figure 57. China Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 58. Japan Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 59. South Korea Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 60. India Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 61. Australia Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 62. Indonesia Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 63. Thailand Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 64. Malaysia Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 65. Philippines Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 66. Vietnam Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 67. Latin America Acid Catalysts Sales in Volume Growth Rate 2017-2028 (K MT)
Figure 68. Latin America Acid Catalysts Sales in Value Growth Rate 2017-2028 (US$ Million)
Figure 69. Brazil Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 70. Middle East & Africa Acid Catalysts Sales in Volume Growth Rate 2017-2028 (K MT)
Figure 71. Middle East & Africa Acid Catalysts Sales in Value Growth Rate 2017-2028 (US$ Million)
Figure 72. Turkey Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 73. GCC Countries Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 74. Egypt Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 75. South Africa Acid Catalysts Sales in Value Growth Rate (2017-2028) & (US$ Million)
Figure 76. Acid Catalysts Value Chain
Figure 77. Acid Catalysts Production Process
Figure 78. Channels of Distribution
Figure 79. Distributors Profiles
Figure 80. Bottom-up and Top-down Approaches for This Report
Figure 81. Data Triangulation
Figure 82. Key Executives Interviewed
Please ask for List of Figures. Request Sample Report
Companies Included in Reports:
UOP (Honeywell) Grace Zeochem AG Pingxiang Xintao Zhongbao Molecular Sieve YuQing Fenzishai Novel BASF