Quick answer: the top-ranked toughening agent brands in China on this list are DUPONT (Guangdong), RIKE (Shandong) and Shine Polymer (Guangdong). 3 Chinese brands are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked toughening agent brands
How this list is ranked- 01
DUPONT
DUPONT杜邦
- Toughening Agents
- Cellophane
- Photoresist
Registered legal entity on file; email and phone published; operating since 1824.
View profile → - 02
RIKE
日科化学RIKE
- Toughening Agents
- Additive
Registered legal entity on file; email and phone published; operating since 2003.
View profile → - 03
Shine Polymer
熵能Shine Polymer
- Toughening Agents
Registered legal entity on file; email and phone published; operating since 2003.
View profile →
International toughening agent brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
ExxonMobil ExxonMobil埃克森美孚
Registered as 埃克森美孚(中国)投资有限公司 in 1996.
- Toughening Agents
- Polypropylene
- Transformers oil
- Catalyst
Why it ranks here: registered legal entity on file; email and phone published; operating since 1882.
- INT
ARKEMA ARKEMA阿科玛
Registered as 阿科玛(中国)投资有限公司 in 1997.
- Toughening Agents
- Leveling agents
- Refrigerants
- Molecular sieve
Why it ranks here: registered legal entity on file; phone published; operating since 2004.
- INT
Dow Dow陶氏化学
Registered as 陶氏化学(中国)投资有限公司 in 1997.
- Toughening Agents
- Silicone rubber
- Propylene Oxide
- Demulsifiers
- Mold Release Agents
- Dispersants
Why it ranks here: registered legal entity on file; phone published; operating since 1897.
More Toughening Agents brands and companies
| Brand | Registered company | Website | Email / phone |
|---|---|---|---|
| CrodaCroda禾大智能材料 | 禾大化学品(上海)有限公司 | crodapersonalcare.cn | 021-23159399 |
| MillikenMilliken美利肯 | 美利肯企业管理(上海)有限公司 | — | — |
| San Jing Hua Xue三井化学 | 三井化学株式会社 | — | — |
| San Ling Hua Xue三菱化学 | 三菱化学集团株式会社 | — | — |
Comparison table
| # | Company | Province | Est. | Registered company |
|---|---|---|---|---|
| 01 | DUPONTDUPONT杜邦 | Guangdong | 1824 | 杜邦中国集团有限公司 |
| 02 | RIKE日科化学RIKE | Shandong | 2003 | 山东日科化学股份有限公司 |
| 03 | Shine Polymer熵能Shine Polymer | Guangdong | 2003 | 广州熵能创新材料股份有限公司 |
Frequently asked questions
How many toughening agents manufacturers and suppliers in China are listed here?
10 companies are listed for toughening agents (增韧剂). 3 Chinese manufacturers have full profiles and are ranked; 3 international brands with China operations are listed separately.
Where are China's toughening agents manufacturers located?
Among profiled companies: Guangdong (2), Shanghai (2), Shandong (1), Beijing (1).
How is this list ranked?
By the completeness and verifiability of each company's data: a registered legal entity, an official website, published contact details, a product range and company history. The rank is not a quality rating, and no company pays for its position. See How we rank for the full method.
How do I contact these manufacturers?
Each listing shows the company's official website and, where published, its email and phone number. Of the 10 companies listed, 7 have an official website and 4 publish an email address.