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About
Kunming Donghou Science and Technology Development Co., Ltd. is one of the largest titanium dioxide manufacturers in Yunnan Province, producing titanium dioxide by sulfuric acid method. It is a modern enterprise integrating scientific research, production, sales and service.
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Products
The company's carefully crafted R-251 rutile titanium dioxide boasts excellent properties such as easy dispersion, high whiteness, high brightness, strong hiding power, and high weather resistance.
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Party Branch
Since its establishment, the company has established a new development concept, committed to developing high-tech and manufacturing high-end products. It is committed to green and environmental protection and safe, green development.
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Blog
Based on extensive absorption of advanced domestic and international production processes and management experience, a large number of technological innovations and technological transformations have been carried out
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Recruitment
Currently, the company has more than 500 employees, including 25 senior and intermediate engineers, and more than 100 employees with a junior college degree or above.
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Contact
The company adheres to the business philosophy of "customer satisfaction and respect for cooperation", and takes "quality first and honesty" as its service tenet. It uses technological innovation to promote the sustainable development of the enterprise
Ingenious manufacturing, creating the future
—— CRAFTED WITH INGENUITY, CREATING A SHARED FUTURE ——
Rutile titanium dioxide - DR-2588
DR-2588 is a rutile titanium dioxide pigment specially designed for plastic applications. It features a strong blue undertone, excellent color brightness, and superior hiding power. Its special surface treatment ensures extremely low moisture absorption, very low high-temperature volatiles, ultra-low oil absorption, and outstanding dispersibility and processing flow properties in plastics.
Keywords:
Kunming Donhao
Donhao Technology
Titanium dioxide
Rutile type
Belongs to category:
Product Features
* Superior blue undertone and high tinting strength compared to competitors
* Excellent dispersibility
* Industry-leading opacity
* Excellent processing flow properties
* Ultra-low high-temperature volatile content
* Excellent heat stability
* Highly competitive color performance
Main Applications
DR-2588 is recommended for various indoor plastic applications and has a wide range of applicability. Such as:
* Polyolefin masterbatches, especially high-concentration masterbatches
* Ultra-thin films
* Cast films
* Engineering plastics
* Various plastics with high requirements for dispersibility and volatile content.
Product Characteristics
DR-2588 is a rutile titanium dioxide pigment specially designed for plastic applications. It features a strong blue undertone, excellent color brightness, and superior hiding power. Its special surface treatment ensures extremely low moisture absorption, extremely low high-temperature volatile content, ultra-low oil absorption, and excellent dispersibility and processing flow properties in plastics.
| Parameters | Value |
| TiO2 content，% | 98.2 |
| Inorganic surface treatment | Al 2 O 3 . nH 2 O |
| Organic surface treatment | Contains organosilicon |
| Oil absorption, g/100g pigment | 13 |
| 105°C volatiles, % | 0.15 |
| Color in white PVC-P (L*) | 97.2 |
| Tinting strength in gray PVC-P (compared to standard sample) | 103 |
| Carbon black undertone (CBU) in gray PVC-P | 17 |
| Melt flow rate (MFR), g/10min | 23 |
| Filter pressure value (FPV), bar/g | 0.03 |
| High temperature volatiles (300°C) | 0.08 |
| True density, g/cm3 | 4.1 |
| International Standard ISO 591 Classification | R1 |
| American Society for Testing and Materials ASTM D476 Classification | II |
Application Cases
Data cable
Plastic cup
Chair
Masterbatch
WeChat Official Account
Mobile Website
Company Address
Beiying Village Committee, Yongding Street Office, Fumin County, Kunming City, Yunnan Province
Contact Number
0871-68832208
Enterprise Email
kmdhkj@yeah.net
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