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Zhishang Chemical

Polybutene CAS 9003-28-5

Molecular Formula: C4H8

Formula Weight: 56.10632

ZSpharmac: Polybutene Supplier

Product Name: Polybutene
CAS No: 9003-28-5
Purity: 99%

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Basic Info

Product Name:Polybutene
Other Names:Polybutene in Lip Gloss
Place of Origin:Shandong, China
Brand Name:ZSpharmac
Type:Cosmetic Raw Materials
Appearance:White Pellets
Provide:Polybutene MSDS;
Polybutene COA

What is Polybutene?

Polybutene (PB) is a high molecular inert polymer, mostly polymerized by butene. Together with polypropylene as well as polyethylene are frequently used plastic products. Polybutene is primarily used as pipeline wall product for water pipes, hot water pipelines as well as heating pipelines.

Polybutene Property

Melting point 104 °C
density 0.91 g/mL at 25 °C(lit.)
form pellets
OdorData not available.
Stability:Stable. Incompatible with strong oxidizing agents.


Polybutene Uses

While polybutene formulations may vary in the molecular weight of the polymer, polybutene refers to relatively low molecular weight polymers that are liquid at room temperature and pressure. Polybutene is often used as a chemical intermediate in plasticizers, adhesives, gasoline additives and sealants. Although polybutene is found in paints for properties such as adhesion, rust and water resistance, it is also frequently used in the formulation of cosmetics such as lipstick.

Crystallization Behavior of Blends of Isotactic Polybutylene and Polyethylene

In this job, the melt crystallization behavior as well as strong stage change of isotactic polybutene (PB) are explored in polybutene/high-density polyethylene (PB/PE) mixes covering the whole structure variety. For dynamic cooling formation, PE revealed virtually the very same crystallization temperature level in all blends, while PB revealed a clear non-monotonic dependence on the structure ratio. Combining ex-spouse situ X-ray diffraction and also sitting Fourier transform infrared spectroscopy, it is demonstrated that the visibility of a minimum of 70 wt% PE can cause the development of I’ straight from the amorphous melt during cooling down at 10 ° C/min. For PB/PE blends, the detailed relationship between polymorphism and temperature was methodically examined. Unlike the formation of a solitary tetragonal phase with ≤ 50 wt% PE, the triangular type I’ can be directly taken shape from amorphous thaws with ≥ 60 wt% PE, which can be additionally enhanced by raising the isothermal crystallization temperature level. Surprisingly, the essential minimum temperature for acquiring pure form I’ was 85 ° C with a PE material of 70 wt%, which reduced to 80 ° C as the PE fraction enhanced to 80 wt%. On the other hand, the spontaneous phase shift from the kinetically positive form II to the thermodynamically steady form I was likewise discovered by X-ray diffraction methods. It was located that the stage shift kinetics could be substantially sped up by mixing at the very least 70 wt% PE at area temperature level. This can be better boosted by boosting the temperature of isothermal condensation. Surprisingly, the crucial minimum temperature level for acquiring pure form I’ was 85 ° C with a PE content of 70 wt%, which reduced to 80 ° C as the PE portion increased to 80 wt%. On the other hand, the spontaneous stage transition from the kinetically favorable kind II to the thermodynamically stable form I was also checked out by X-ray diffraction techniques. It was discovered that the stage transition kinetics could be dramatically accelerated by mixing at the very least 70 wt% PE at space temperature. This can be even more enhanced by enhancing the temperature level of isothermal crystallization. Interestingly, the important minimum temperature level for obtaining pure kind I’ was 85 ° C with a PE web content of 70 wt%, which reduced to 80 ° C as the PE fraction raised to 80 wt%. On the other hand, the spontaneous phase transition from the kinetically positive kind II to the thermodynamically steady form I was additionally explored by X-ray diffraction approaches. It was located that the stage transition kinetics could be dramatically sped up by blending a minimum of 70 wt% PE at space temperature level. The spontaneous phase change from the kinetically desirable type II to the thermodynamically steady kind I was also checked out utilizing X-ray diffraction methods. It was found that the stage transition kinetics could be substantially increased by mixing a minimum of 70 wt% PE at area temperature. The spontaneous phase shift from the kinetically beneficial type II to the thermodynamically secure type I was also explored using X-ray diffraction methods. It was found that the phase change kinetics could be significantly accelerated by mixing at the very least 70 wt% PE at space temperature level.

Evaluation Report on Polyisobutene and Hydrogenated Polyisobutene in Cosmetics

Polyisobutene and also hydrogenated polyisobutene are homopolymers of isobutene. These components have a wide variety of molecular weights. Polybutene is a chemically related cosmetic active ingredient that was previously identified to be safe for use in cosmetics. Polyisobutylene is made use of in cosmetics as adhesives, movie formers and non-aqueous tackifiers. Hydrogenated polyisobutylene finds widespread use in aesthetic solutions as a skin conditioner, emollient, and non-aqueous thickener.

The approximated octanol-water dividers coefficient for hydrogenated polyisobutene and also polybutene is 13.27 log K( ow), and the approximated water solubility for hydrogenated polyisobutene as well as polybutene is 5.6 x 10( -3) ng/L. In a rat study, severe dental toxicity examinations showed no effects besides drowsiness. Oral LD( 50) in rats > 5.0 g/kg. No short-term or subchronic animal poisoning information are available. A 2-year chronic dental poisoning research study of polybutene revealed no macroscopic or microscopic pathological modifications, body weight or food intake, hematological findings, urology or tumors other than 20,000 ppm polybutene consumption Formation additionally did not change. 3 of the 6 men who passed away in between weeks 17 and 24 had hematuria. In a 2-year chronic oral toxicity study of polybutene in beagle canines, body weight, food usage, survival, behavioral patterns, hematology, blood chemistry, urinalysis, liver function, macroscopic and histopathological evaluations were unfavorable. Abnormal, or report body organ weights as well as percentages.

In a three-generation reproductive study of Charles River albino rats fed polybutene, successive generations of pets did not vary from controls in regards to weight gain, litter dimension, variety of stillborns, and number of pups enduring lactation. The survival rate, body weight as well as feedback of the guinea pig approached those of the control group. Neither polyisobutylene nor hydrogenated polyisobutylene is an eye toxic irritant, neither is it a skin toxic irritant or sensitizer. In a rabbit ear research, polyisobutylene was not comedogenic. Polyisobutene does not cause transformation in a Syrian hamster embryo (SHE) cell transformation assay, however improves 3-methylcholanthrene-induced improvement of C3H/10T1/2 cells. In mouse carcinogenicity studies, polyisobutene was not cancer causing, nor did it contribute to the carcinogenicity of 7,12-dimethylbenzo( α) anthracene. Clinical spot testing located no proof of skin inflammation, as well as duplicated injury patch testing with items including either 4% hydrogenated polyisobutene or 1.44% hydrogenated polyisobutene located no reactions above light erythema. These products are likewise not phototoxic or photosensitizing. Products including 4% hydrogenated polyisobutylene were not eye irritating in professional trials.

The Cosmetic Active Ingredient Evaluation (CIR) expert panel acknowledged that there are data voids relating to the use as well as concentrations of these active ingredients. However, the general details on the kinds of items in which these components are utilized, and in focus, recommends a pattern of use that the specialist panel thought about when evaluating safety and security. Although there are no skin absorption information for polyisobutene and also hydrogenated polyisobutene, readily available octanol-water dividers coefficient data and also low solubility in water show really slow absorption, so no extra data are required. Absorption from the intestinal tract is additionally not a major issue as a result of the reduced solubility of these chemicals. While one artificial insemination research study did record that polyisobutene did advertise mobile makeover, a computer mouse research found no evidence of growth promo. Because lifetime direct exposure researches utilizing polybutene-exposed rats and canines stopped working to show any carcinogenic or tumor-promoting impacts, as well as three-generation reproductive/developmental poisoning research studies failed to create any unfavorable results, the CIR Panel thought about these big,

About Products:
If you need Polybutene, a cosmetic raw material, please contact our service staff directly, and we will provide you with high-quality products at the best price.
As an experienced Polybutene manufacturer and supplier, ZSpharmac will provide Polybutene raw materials to customers all over the world for a long time.
Over the years, the company has been adhering to the spirit of “integrity management, strict quality control, customer first”, and has won unanimous praise from domestic and foreign customers.

Company Profile and Corporate Culture

Company Profile:

ZhiShang Chemical is owned by ZhiShang Group is a professional new-type chemicals enterprise combined into research and development, production and sales .

The company’s competitive product is pharmaceutical raw materials and intermediates (especially carbohydrate derivatives Series), In recent years, the company has made a major breakthrough in food and feed additives, plant extraction, industrial chemicals industry .

The company insists on the spirit of “sincere management, strict quality control, customer as god” , get consistent high praise from customers at home and abroad.

Corporate Culture:

Help China Chemicals to benefit the happiness of human life
Become the most trusted chemical supplier in the world
Striver – oriented, enrich employees, customer first, deep service, seek development
Be prepared for danger in times of peace, forge ahead actively, unity and cooperation, and be brave to fight

About Us

The production base is located in Zhangqiu chemical industry park and Tai’an high-tech chemical industry park. laboratory and workshop in strict accordance with the GMP standard and the product fit national ISO9001 and ISO2000 standards.

“Zhishang” products are exported to Europe, North and South America, the Middle East, Asia Pacific and Africa area, so as to establish a long-term and stable cooperation relationship with customer in the world.

Company Info
  • Business Type: Manufacturer
  • Product Range: Cosmetic raw materials
  • Products/Service:Cosmetic raw materials (flavors and fragrances,antioxidant products, moisturizing and hydrating, whitening agents, cosmetic additives)
  • Total Employees: 51~100
  • Capital (Million US $): 10000000RMB
  • Year Established: 2016
Production Capacity
  • No. of Production Lines : 8
  • No. of QC Staff : 5 -10 People
  • OEM Services Provided : yes
  • Factory Size (Sq.meters) : 3,000-5,000 square meters
  • Certificate: ISO9001 , CE , GMP , API , MSDS
  • Factory Location : Diao Town Industry Park, Zhangqiu City, Jinan City, Shandong Province, China.


Pre-Sales Service

* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.


After-Sales Service

*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.


Do you accept sample order?

We will make samples before mass production, and after sample approved, we’ll begin mass production. Doing 100% inspection during production, then do random inspection before packing.



You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.

What’s your MOQ?

Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

Do you supply product report?

Yes. We’ll give you product analysis report before shipping.

  Is there a discount?

Different quantity has different discount.


1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.

Get Polybutene Quotation