
Pigment Yellow 191
pruduct name:Romcel Yellow HGR
Synonyms: C.I.Pigment Yellow 191; C.I.PY191; PY191; P.Y.191
C.I.: 18795
CAS NO.: 129423-54-7
EINECS: 403-530-4
Molecular Weight: 486.91
|
Product Name |
PIGMENT YELLOW 191 |
|
Synonyms |
C.I.Pigment Yellow 191; C.I.PY191; PY191; P.Y.191 |
|
C.I. |
18795 |
|
CAS NO. |
129423-54-7 |
|
EINECS |
403-530-4 |
|
Molecular Weight |
486.91 |
|
Molecular Formula |
C17H13ClN4O7S2 |
|
Color |
Yellow powder |

Molecular structure formula

Fastness Properties of Pigment Yellow 191
|
Light Fastness |
7 |
|
Heat Resistance(℃) |
300 |
|
Water Resistance |
5 |
|
Oil Resistance |
5 |
|
Acid Resistance |
5 |
|
Alkali Resistance |
5 |
|
Alcohol Resistance |
4 |
Why choose us?
- We cater to the needs of both small-scale and large-scale customers.
- We have formed a good reputation among users in the industry with 'products that give you peace of mind, prices that make you satisfied, and services that move you', and have been universally recognized by users.
- We offer customized solutions to meet specific customer needs.
- We strive for excellence, service the customers', hopes to become the best cooperation team and dominator enterprise for personnel, suppliers and customers, realizes value share and continuous promotion for Pigment Yellow 191.
- Our products are rigorously tested to ensure they meet our high standards of quality and reliability.
- We actively exercise the ability to integrate quality resources, reduce comprehensive management costs and enhance our core competitiveness.
- We have a dedicated team of quality control professionals who ensure that every product meets our high standards.
- Our company aims to become the preferred partner of customers, provide more efficient Pigment Yellow 191 solutions, and use high technology, professional knowledge, flexibility, and fast service to achieve customers and develop ourselves.
- Our payment terms are flexible and can be tailored to our customers' needs.
- Good quality comes 1st; assistance is foremost; business enterprise is cooperation' is our business enterprise philosophy which is regularly observed and pursued by our company for Pigment Yellow 191.
Introduction
Pigment Yellow 191 is an organic pigment commonly used in the paint industry. It is a yellow shade pigment with good lightfastness, heat resistance, and weather resistance. As a manufacturer located in China, we are proud to supply high-quality Pigment Yellow 191 at competitive prices to merchants in countries outside of China. This article aims to introduce our Pigment Yellow 191 and its various features and benefits that make it an excellent choice for paint manufacturers.
About Pigment Yellow 191
Pigment Yellow 191 (PY191) is a yellow organic pigment that belongs to the diarylide family. This pigment has a yellow shade with excellent transparency, high color strength, and good tinting strength. The chemical formula of PY191 is C34H28Cl2N6O4, and its molecular weight is 664.54g/mol. The primary application of this pigment is in the paint industry, where it provides a bright, permanent yellow color in paints, coatings, and printing inks. Pigment Yellow 191 is manufactured by a controlled procedure to ensure consistent quality, stability, and purity.
Features and Benefits
1) Excellent lightfastness: Pigment Yellow 191 has excellent lightfastness, which means that it does not fade or change color over time when exposed to light. This feature makes it ideal for outdoor applications, where it can withstand the effects of the sun's UV radiation.
2) High heat resistance: This pigment has high heat resistance, which makes it suitable for use in high-temperature applications such as automotive coatings and plastics.
3) Good weather resistance: Pigment Yellow 191 has good weather resistance, which means that it can withstand exposure to extreme weather conditions such as rain, snow, and wind. This makes it ideal for use in exterior paints and coatings.
4) Easy to disperse: This pigment is easy to disperse, which means that it mixes well with other pigments and paint components, ensuring consistent color and texture in the final product.
5) High opacity: Pigment Yellow 191 has high opacity, which means that it can cover other colors effectively, resulting in a vibrant and pure yellow color.
6) Versatile: This pigment is versatile and can be used in a variety of applications, including paints, coatings, plastics, and printing inks.
Application
Pigment Yellow 191 is mainly used in water-based and solvent-based paints and coatings, automotive coatings, plastic materials, and printing inks. It is a popular choice for yellow shades, producing brilliant and transparent colors. It can be combined with other pigments to produce a broad range of hues and shades. This pigment is also used in various industrial applications because of its high heat and weather resistance.
Conclusion
In conclusion, Pigment Yellow 191 is a high-quality organic yellow pigment that has a lot of features and benefits that make it an excellent choice for products. It is durable, versatile, and efficient at covering other colors. As a manufacturer located in China, we work hard to provide high-quality Pigment Yellow 191 at competitive prices to merchants in countries outside of China. We are confident that our Pigment Yellow 191 will meet your needs and exceed your expectations. Please contact us to get more information about our product.
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