Table of Contents
Executive Summary
1 Industry Overview of Ultraviolet Absorber
1.1 Definition of Ultraviolet Absorber
1.2 Ultraviolet Absorber Segment by Type
1.2.1 Global Ultraviolet Absorber Production Growth Rate Comparison by Types (2014-2025)
1.2.2 Salicylate Type
1.2.3 Benzotriazole Type
1.2.4 Benzophenone Type
1.2.5 Triazine Type
1.2.6 Other
1.3 Ultraviolet Absorber Segment by Applications
1.3.1 Global Ultraviolet Absorber Consumption Comparison by Applications (2014-2025)
1.3.2 Plastic Products
1.3.3 Polyester
1.3.4 Chlorine Polyester
1.3.5 Polyvinyl Chloride
1.3.6 Other
1.4 Global Ultraviolet Absorber Overall Market
1.4.1 Global Ultraviolet Absorber Revenue (2014-2025)
1.4.2 Global Ultraviolet Absorber Production (2014-2025)
1.4.3 North America Ultraviolet Absorber Status and Prospect (2014-2025)
1.4.4 Europe Ultraviolet Absorber Status and Prospect (2014-2025)
1.4.5 China Ultraviolet Absorber Status and Prospect (2014-2025)
1.4.6 Japan Ultraviolet Absorber Status and Prospect (2014-2025)
1.4.7 Southeast Asia Ultraviolet Absorber Status and Prospect (2014-2025)
1.4.8 India Ultraviolet Absorber Status and Prospect (2014-2025)
2 Manufacturing Cost Structure Analysis
2.1 Raw Material and Suppliers
2.2 Manufacturing Cost Structure Analysis of Ultraviolet Absorber
2.3 Manufacturing Process Analysis of Ultraviolet Absorber
2.4 Industry Chain Structure of Ultraviolet Absorber
3 Development and Manufacturing Plants Analysis of Ultraviolet Absorber
3.1 Capacity and Commercial Production Date
3.2 Global Ultraviolet Absorber Manufacturing Plants Distribution
3.3 Major Manufacturers Technology Source and Market Position of Ultraviolet Absorber
3.4 Recent Development and Expansion Plans
4 Key Figures of Major Manufacturers
4.1 Ultraviolet Absorber Production and Capacity Analysis
4.2 Ultraviolet Absorber Revenue Analysis
4.3 Ultraviolet Absorber Price Analysis
4.4 Market Concentration Degree
5 Ultraviolet Absorber Regional Market Analysis
5.1 Ultraviolet Absorber Production by Regions
5.1.1 Global Ultraviolet Absorber Production by Regions
5.1.2 Global Ultraviolet Absorber Revenue by Regions
5.2 Ultraviolet Absorber Consumption by Regions
5.3 North America Ultraviolet Absorber Market Analysis
5.3.1 North America Ultraviolet Absorber Production
5.3.2 North America Ultraviolet Absorber Revenue
5.3.3 Key Manufacturers in North America
5.3.4 North America Ultraviolet Absorber Import and Export
5.4 Europe Ultraviolet Absorber Market Analysis
5.4.1 Europe Ultraviolet Absorber Production
5.4.2 Europe Ultraviolet Absorber Revenue
5.4.3 Key Manufacturers in Europe
5.4.4 Europe Ultraviolet Absorber Import and Export
5.5 China Ultraviolet Absorber Market Analysis
5.5.1 China Ultraviolet Absorber Production
5.5.2 China Ultraviolet Absorber Revenue
5.5.3 Key Manufacturers in China
5.5.4 China Ultraviolet Absorber Import and Export
5.6 Japan Ultraviolet Absorber Market Analysis
5.6.1 Japan Ultraviolet Absorber Production
5.6.2 Japan Ultraviolet Absorber Revenue
5.6.3 Key Manufacturers in Japan
5.6.4 Japan Ultraviolet Absorber Import and Export
5.7 Southeast Asia Ultraviolet Absorber Market Analysis
5.7.1 Southeast Asia Ultraviolet Absorber Production
5.7.2 Southeast Asia Ultraviolet Absorber Revenue
5.7.3 Key Manufacturers in Southeast Asia
5.7.4 Southeast Asia Ultraviolet Absorber Import and Export
5.8 India Ultraviolet Absorber Market Analysis
5.8.1 India Ultraviolet Absorber Production
5.8.2 India Ultraviolet Absorber Revenue
5.8.3 Key Manufacturers in India
5.8.4 India Ultraviolet Absorber Import and Export
6 Ultraviolet Absorber Segment Market Analysis (by Type)
6.1 Global Ultraviolet Absorber Production by Type
6.2 Global Ultraviolet Absorber Revenue by Type
6.3 Ultraviolet Absorber Price by Type
7 Ultraviolet Absorber Segment Market Analysis (by Application)
7.1 Global Ultraviolet Absorber Consumption by Application
7.2 Global Ultraviolet Absorber Consumption Market Share by Application (2014-2019)
8 Ultraviolet Absorber Major Manufacturers Analysis
8.1 ADEKA
8.1.1 ADEKA Ultraviolet Absorber Production Sites and Area Served
8.1.2 ADEKA Product Introduction, Application and Specification
8.1.3 ADEKA Ultraviolet Absorber Production, Revenue, Ex-factory Price and Gross Margin (2014-2019)
8.1.4 Main Business and Markets Served
8.2 Mayzo
8.2.1 Mayzo Ultraviolet Absorber Production Sites and Area Served
8.2.2 Mayzo Product Introduction, Application and Specification
8.2.3 Mayzo Ultraviolet Absorber Production, Revenue, Ex-factory Price and Gross Margin (2014-2019)
8.2.4 Main Business and Markets Served
8.3 SABO
8.3.1 SABO Ultraviolet Absorber Production Sites and Area Served
8.3.2 SABO Product Introduction, Application and Specification
8.3.3 SABO Ultraviolet Absorber Production, Revenue, Ex-factory Price and Gross Margin (2014-2019)
8.3.4 Main Business and Markets Served
8.4 Cytec Industries
8.4.1 Cytec Industries Ultraviolet Absorber Production Sites and Area Served
8.4.2 Cytec Industries Product Introduction, Application and Specification
8.4.3 Cytec Industries Ultraviolet Absorber Production, Revenue, Ex-factory Price and Gross Margin (2014-2019)
8.4.4 Main Business and Markets Served
8.5 Addivant
8.5.1 Addivant Ultraviolet Absorber Production Sites and Area Served
8.5.2 Addivant Product Introduction, Application and Specification
8.5.3 Addivant Ultraviolet Absorber Production, Revenue, Ex-factory Price and Gross Margin (2014-2019)
8.5.4 Main Business and Markets Served
8.6 IGM Resins
8.6.1 IGM Resins Ultraviolet Absorber Production Sites and Area Served
8.6.2 IGM Resins Product Introduction, Application and Specification
8.6.3 IGM Resins Ultraviolet Absorber Production, Revenue, Ex-factory Price and Gross Margin (2014-2019)
8.6.4 Main Business and Markets Served
8.7 Clariant
8.7.1 Clariant Ultraviolet Absorber Production Sites and Area Served
8.7.2 Clariant Product Introduction, Application and Specification
8.7.3 Clariant Ultraviolet Absorber Production, Revenue, Ex-factory Price and Gross Margin (2014-2019)
8.7.4 Main Business and Markets Served
8.8 Vanderbilt Chemicals
8.8.1 Vanderbilt Chemicals Ultraviolet Absorber Production Sites and Area Served
8.8.2 Vanderbilt Chemicals Product Introduction, Application and Specification
8.8.3 Vanderbilt Chemicals Ultraviolet Absorber Production, Revenue, Ex-factory Price and Gross Margin (2014-2019)
8.8.4 Main Business and Markets Served
8.9 Lycus
8.9.1 Lycus Ultraviolet Absorber Production Sites and Area Served
8.9.2 Lycus Product Introduction, Application and Specification
8.9.3 Lycus Ultraviolet Absorber Production, Revenue, Ex-factory Price and Gross Margin (2014-2019)
8.9.4 Main Business and Markets Served
8.10 DSM
8.10.1 DSM Ultraviolet Absorber Production Sites and Area Served
8.10.2 DSM Product Introduction, Application and Specification
8.10.3 DSM Ultraviolet Absorber Production, Revenue, Ex-factory Price and Gross Margin (2014-2019)
8.10.4 Main Business and Markets Served
8.11 Wells Plastics
8.12 Akcros Chemicals
8.13 Yidu Huayang
8.14 Hangzhou Shinyang
8.15 Beijing Tiangang
8.16 Binhai Jinxiang
8.17 Runtec Chemical
8.18 Weihai Jinwei
8.19 Everlight
8.20 Tianjin Rianlon
9 Development Trend of Analysis of Ultraviolet Absorber Market
9.1 Global Ultraviolet Absorber Market Trend Analysis
9.1.1 Global Ultraviolet Absorber Market Size (Volume and Value) Forecast 2019-2025
9.2 Ultraviolet Absorber Regional Market Trend
9.2.1 North America Ultraviolet Absorber Forecast 2019-2025
9.2.2 Europe Ultraviolet Absorber Forecast 2019-2025
9.2.3 China Ultraviolet Absorber Forecast 2019-2025
9.2.4 Japan Ultraviolet Absorber Forecast 2019-2025
9.2.5 Southeast Asia Ultraviolet Absorber Forecast 2019-2025
9.2.6 India Ultraviolet Absorber Forecast 2019-2025
9.3 Ultraviolet Absorber Market Trend (Product Type)
9.4 Ultraviolet Absorber Market Trend (Application)
10.1 Marketing Channel
10.1.1 Direct Marketing
10.1.2 Indirect Marketing
10.3 Ultraviolet Absorber Customers
11 Market Dynamics
11.1 Market Trends
11.2 Opportunities
11.3 Market Drivers
11.4 Challenges
11.5 Influence Factors
12 Conclusion
13 Appendix
13.1 Methodology/Research Approach
13.1.1 Research Programs/Design
13.1.2 Market Size Estimation
13.1.3 Market Breakdown and Data Triangulation
13.2 Data Source
13.2.1 Secondary Sources
13.2.2 Primary Sources
13.3 Author List
13.4 Disclaimer
Figure Picture of Ultraviolet Absorber
Table Global Ultraviolet Absorber Production (K Units) Growth Rate Comparison by Types (2014-2025)
Figure Global Ultraviolet Absorber Production Market Share by Types in 2018
Figure Salicylate Type Product Picture
Figure Benzotriazole Type Product Picture
Figure Benzophenone Type Product Picture
Figure Triazine Type Product Picture
Figure Other Product Picture
Table Global Ultraviolet Absorber Consumption (K Units) Comparison by Applications (2014-2025)
Figure Global Ultraviolet Absorber Consumption Market Share by Applications in 2018
Figure Plastic Products
Figure Polyester
Figure Chlorine Polyester
Figure Polyvinyl Chloride
Figure Other
Figure Global Ultraviolet Absorber Revenue (Million USD) (2014-2025)
Figure Global Ultraviolet Absorber Production (K Units) (2014-2025)
Figure North America Ultraviolet Absorber Market Size (Million USD) (2014-2025)
Figure Europe Ultraviolet Absorber Market Size (Million USD) (2014-2025)
Figure China Ultraviolet Absorber Market Size (Million USD) (2014-2025)
Figure Japan Ultraviolet Absorber Market Size (Million USD) (2014-2025)
Figure Southeast Asia Ultraviolet Absorber Market Size (Million USD) (2014-2025)
Figure India Ultraviolet Absorber Market Size (Million USD) (2014-2025)
Table Ultraviolet Absorber Raw Material and Suppliers
Table Manufacturing Cost Structure Analysis of Ultraviolet Absorber in 2018
Figure Manufacturing Process Analysis of Ultraviolet Absorber
Figure Industry Chain Structure of Ultraviolet Absorber
Table Capacity and Commercial Production Date of Key Manufacturers
Table Global Ultraviolet Absorber Manufacturing Plants Distribution
Table Ultraviolet Absorber Major Manufacturers Technology Source and Market Position
Table Recent Development and Expansion Plans in Future
Table Ultraviolet Absorber Capacity (K Units) of Major Manufacturers (2014-2019)
Table Ultraviolet Absorber Production (K Units) of Major Manufacturers (2014-2019)
Table Ultraviolet Absorber Production Market Share of Major Manufacturers (2014-2019)
Figure Ultraviolet Absorber Production Share by Manufacturers in 2018
Table Ultraviolet Absorber Revenue (Million US$) of Major Manufacturers (2014-2019)
Table Ultraviolet Absorber Revenue Market Share of Major Manufacturers (2014-2019)
Figure Ultraviolet Absorber Revenue Share by Manufacturers in 2018
Table Ultraviolet Absorber Average Price (USD/Unit) of Major Manufacturers (2014-2019)
Table Global Manufacturers Market Concentration Ratio (CR5 and HHI)
Table Global Ultraviolet Absorber Production by Regions 2014-2019 (K Units)
Table Global Ultraviolet Absorber Production Market Share by Regions 2014-2019
Figure Global Ultraviolet Absorber Production Market Share by Regions in 2018
Table Global Ultraviolet Absorber Revenue by Regions 2014-2019 (Million USD)
Table Global Ultraviolet Absorber Revenue Market Share by Regions 2014-2019
Figure Global Ultraviolet Absorber Revenue Market Share by Regions in 2018
Table Global Ultraviolet Absorber Consumption by Regions 2014-2019 (K Units)
Table Global Ultraviolet Absorber Consumption Market Share by Regions 2014-2019
Figure North America Ultraviolet Absorber Production Growth Rate 2014-2019 (K Units)
Figure North America Ultraviolet Absorber Revenue Growth Rate 2014-2019 (Million USD)
Table North America Ultraviolet Absorber Production, Consumption Import and Export (K Units)
Figure Europe Ultraviolet Absorber Production Growth Rate 2014-2019 (K Units)
Figure Europe Ultraviolet Absorber Revenue Growth Rate 2014-2019 (Million USD)
Table Europe Ultraviolet Absorber Production, Consumption Import and Export (K Units)
Figure China Ultraviolet Absorber Production Growth Rate 2014-2019 (K Units)
Figure China Ultraviolet Absorber Revenue Growth Rate 2014-2019 (Million USD)
Table China Ultraviolet Absorber Production, Consumption Import and Export (K Units)
Figure Japan Ultraviolet Absorber Production Growth Rate 2014-2019 (K Units)
Figure Japan Ultraviolet Absorber Revenue Growth Rate 2014-2019 (Million USD)
Table Japan Ultraviolet Absorber Production, Consumption Import and Export (K Units)
Figure Southeast Asia Ultraviolet Absorber Production Growth Rate 2014-2019 (K Units)
Figure Southeast Asia Ultraviolet Absorber Revenue Growth Rate 2014-2019 (Million USD)
Table Southeast Asia Ultraviolet Absorber Production, Consumption Import and Export (K Units)
Figure India Ultraviolet Absorber Production Growth Rate 2014-2019 (K Units)
Figure India Ultraviolet Absorber Revenue Growth Rate 2014-2019 (Million USD)
Table India Ultraviolet Absorber Production, Consumption Import and Export (K Units)
Figure Global Consumption Ultraviolet Absorber Market Share by Application (2014-2019)
Figure Global Value (Consumption) Ultraviolet Absorber Market Share by Application (2014-2019)
Table ADEKA Ultraviolet Absorber Production Sites and Area Served
Table ADEKA Ultraviolet Absorber Product Introduction, Application and Specification
Table ADEKA Ultraviolet Absorber Production (K Units), Revenue (Million USD), Ex-factory Price (USD/Unit) and Gross Margin (2014-2019)
Table ADEKA Ultraviolet Absorber Production Growth Rate (2014-2019)
Table ADEKA Ultraviolet Absorber Production Market Share (2014-2019)
Figure ADEKA Ultraviolet Absorber Revenue Market Share (2014-2019)
Table ADEKA Ultraviolet Absorber Main Business and Markets Served
Table Mayzo Ultraviolet Absorber Production Sites and Area Served
Table Mayzo Ultraviolet Absorber Product Introduction, Application and Specification
Table Mayzo Ultraviolet Absorber Production (K Units), Revenue (Million USD), Ex-factory Price (USD/Unit) and Gross Margin (2014-2019)
Table Mayzo Ultraviolet Absorber Production Growth Rate (2014-2019)
Table Mayzo Ultraviolet Absorber Production Market Share (2014-2019)
Figure Mayzo Ultraviolet Absorber Revenue Market Share (2014-2019)
Table Mayzo Ultraviolet Absorber Main Business and Markets Served
Table SABO Ultraviolet Absorber Production Sites and Area Served
Table SABO Ultraviolet Absorber Product Introduction, Application and Specification
Table SABO Ultraviolet Absorber Production (K Units), Revenue (Million USD), Ex-factory Price (USD/Unit) and Gross Margin (2014-2019)
Table SABO Ultraviolet Absorber Production Growth Rate (2014-2019)
Table SABO Ultraviolet Absorber Production Market Share (2014-2019)
Figure SABO Ultraviolet Absorber Revenue Market Share (2014-2019)
Table SABO Ultraviolet Absorber Main Business and Markets Served
Table Cytec Industries Ultraviolet Absorber Production Sites and Area Served
Table Cytec Industries Ultraviolet Absorber Product Introduction, Application and Specification
Table Cytec Industries Ultraviolet Absorber Production (K Units), Revenue (Million USD), Ex-factory Price (USD/Unit) and Gross Margin (2014-2019)
Table Cytec Industries Ultraviolet Absorber Production Growth Rate (2014-2019)
Table Cytec Industries Ultraviolet Absorber Production Market Share (2014-2019)
Figure Cytec Industries Ultraviolet Absorber Revenue Market Share (2014-2019)
Table Cytec Industries Ultraviolet Absorber Main Business and Markets Served
Table Addivant Ultraviolet Absorber Production Sites and Area Served
Table Addivant Ultraviolet Absorber Product Introduction, Application and Specification
Table Addivant Ultraviolet Absorber Production (K Units), Revenue (Million USD), Ex-factory Price (USD/Unit) and Gross Margin (2014-2019)
Table Addivant Ultraviolet Absorber Production Growth Rate (2014-2019)
Table Addivant Ultraviolet Absorber Production Market Share (2014-2019)
Figure Addivant Ultraviolet Absorber Revenue Market Share (2014-2019)
Table Addivant Ultraviolet Absorber Main Business and Markets Served
Table IGM Resins Ultraviolet Absorber Production Sites and Area Served
Table IGM Resins Ultraviolet Absorber Product Introduction, Application and Specification
Table IGM Resins Ultraviolet Absorber Production (K Units), Revenue (Million USD), Ex-factory Price (USD/Unit) and Gross Margin (2014-2019)
Table IGM Resins Ultraviolet Absorber Production Growth Rate (2014-2019)
Table IGM Resins Ultraviolet Absorber Production Market Share (2014-2019)
Figure IGM Resins Ultraviolet Absorber Revenue Market Share (2014-2019)
Table IGM Resins Ultraviolet Absorber Main Business and Markets Served
Table Clariant Ultraviolet Absorber Production Sites and Area Served
Table Clariant Ultraviolet Absorber Product Introduction, Application and Specification
Table Clariant Ultraviolet Absorber Production (K Units), Revenue (Million USD), Ex-factory Price (USD/Unit) and Gross Margin (2014-2019)
Table Clariant Ultraviolet Absorber Production Growth Rate (2014-2019)
Table Clariant Ultraviolet Absorber Production Market Share (2014-2019)
Figure Clariant Ultraviolet Absorber Revenue Market Share (2014-2019)
Table Clariant Ultraviolet Absorber Main Business and Markets Served
Table Vanderbilt Chemicals Ultraviolet Absorber Production Sites and Area Served
Table Vanderbilt Chemicals Ultraviolet Absorber Product Introduction, Application and Specification
Table Vanderbilt Chemicals Ultraviolet Absorber Production (K Units), Revenue (Million USD), Ex-factory Price (USD/Unit) and Gross Margin (2014-2019)
Table Vanderbilt Chemicals Ultraviolet Absorber Production Growth Rate (2014-2019)
Table Vanderbilt Chemicals Ultraviolet Absorber Production Market Share (2014-2019)
Figure Vanderbilt Chemicals Ultraviolet Absorber Revenue Market Share (2014-2019)
Table Vanderbilt Chemicals Ultraviolet Absorber Main Business and Markets Served
Table Lycus Ultraviolet Absorber Production Sites and Area Served
Table Lycus Ultraviolet Absorber Product Introduction, Application and Specification
Table Lycus Ultraviolet Absorber Production (K Units), Revenue (Million USD), Ex-factory Price (USD/Unit) and Gross Margin (2014-2019)
Table Lycus Ultraviolet Absorber Production Growth Rate (2014-2019)
Table Lycus Ultraviolet Absorber Production Market Share (2014-2019)
Figure Lycus Ultraviolet Absorber Revenue Market Share (2014-2019)
Table Lycus Ultraviolet Absorber Main Business and Markets Served
Table DSM Ultraviolet Absorber Production Sites and Area Served
Table DSM Ultraviolet Absorber Product Introduction, Application and Specification
Table DSM Ultraviolet Absorber Production (K Units), Revenue (Million USD), Ex-factory Price (USD/Unit) and Gross Margin (2014-2019)
Table DSM Ultraviolet Absorber Production Growth Rate (2014-2019)
Table DSM Ultraviolet Absorber Production Market Share (2014-2019)
Figure DSM Ultraviolet Absorber Revenue Market Share (2014-2019)
Table DSM Ultraviolet Absorber Main Business and Markets Served
Table Wells Plastics Ultraviolet Absorber Production Sites and Area Served
Table Akcros Chemicals Ultraviolet Absorber Production Sites and Area Served
Table Yidu Huayang Ultraviolet Absorber Production Sites and Area Served
Table Hangzhou Shinyang Ultraviolet Absorber Production Sites and Area Served
Table Beijing Tiangang Ultraviolet Absorber Production Sites and Area Served
Table Binhai Jinxiang Ultraviolet Absorber Production Sites and Area Served
Table Runtec Chemical Ultraviolet Absorber Production Sites and Area Served
Table Weihai Jinwei Ultraviolet Absorber Production Sites and Area Served
Table Everlight Ultraviolet Absorber Production Sites and Area Served
Table Tianjin Rianlon Ultraviolet Absorber Production Sites and Area Served
Figure Global Ultraviolet Absorber Production (K Units) Growth Rate Forecast 2019-2025
Figure Global Ultraviolet Absorber Revenue (Million USD) Growth Rate Forecast 2019-2025
Figure Global Ultraviolet Absorber Sales Price (USD/Unit) Forecast 2019-2025
Figure North America Ultraviolet Absorber Production Growth Rate Forecast 2019-2025 (K Units)
Figure North America Ultraviolet Absorber Revenue Growth Rate Forecast 2019-2025 (Million USD)
Figure Europe Ultraviolet Absorber Production Growth Rate Forecast 2019-2025 (K Units)
Figure Europe Ultraviolet Absorber Revenue Growth Rate Forecast 2019-2025 (Million USD)
Figure China Ultraviolet Absorber Production Growth Rate Forecast 2019-2025 (K Units)
Figure China Ultraviolet Absorber Revenue Growth Rate Forecast 2019-2025 (Million USD)
Figure Japan Ultraviolet Absorber Production Growth Rate Forecast 2019-2025 (K Units)
Figure Japan Ultraviolet Absorber Revenue Growth Rate Forecast 2019-2025 (Million USD)
Figure Southeast Asia Ultraviolet Absorber Production Growth Rate Forecast 2019-2025 (K Units)
Figure Southeast Asia Ultraviolet Absorber Revenue Growth Rate Forecast 2019-2025 (Million USD)
Figure India Ultraviolet Absorber Production Growth Rate Forecast 2019-2025 (K Units)
Figure India Ultraviolet Absorber Revenue Growth Rate Forecast 2019-2025 (Million USD)
Table Global Production (K Units) of Ultraviolet Absorber by Type (2019-2025)
Table Global Consumption (K Units) of Ultraviolet Absorber by Application (2019-2025)
Table Ultraviolet Absorber Distributors List
Table Ultraviolet Absorber Customers List
Table Market Key Trends
Table Key Opportunities
Table Market Key Drivers
Table Key Challenges
Table Key Influence Factors
Table Research Programs/Design for This Report
Figure Bottom-up and Top-down Approaches for This Report
Figure Data Triangulation
Table Key Data Information from Secondary Sources
Table Key Data Information from Primary Sources
【掲載企業】
ADEKA、Mayzo、SABO、Cytec Industries、Addivant、IGM Resins、Clariant、Vanderbilt Chemicals、Lycus、DSM、Wells Plastics、Akcros Chemicals、Yidu Huayang、Hangzhou Shinyang、Beijing Tiangang、Binhai Jinxiang、Runtec Chemical、Weihai Jinwei、Everlight、Tianjin Rianlon、