The pre-catalysts are activated by combinations of organoaluminum compounds and other types of organic or organometallic modifiers. . PBT can also be made into yarn. Due to its chlorine resistance it is commonly found in swimwear. green icon is isolated on white. | Head of the Corrosion, Arab Petroleum Pipelines, | Pipeline Coatings Application Consultant, Crest Industrial Chemicals, | Principal Consultant, Bradley Consulting Services, How To Conduct An AC Attenuation Survey on an Underground Pipeline, Anodize This: The Brilliance of Anodizing, How to Prevent Filiform Corrosion Under Coatings, 8 Things to Know and Understand About Iron Corrosion, Top Corrosion Mitigation Technologies to Watch for in 2021, Troubleshooting Cathodic Protection Systems and Function Systems. Toward single-material multifunctional sandwich structures. You can find polybutene in popular formulations like Pat McGrath Labs lipsticks, Tower 28 Beauty Jelly Lip Glosses, Sephora Lip Gloss, Jaclyn Hills Lip Oil, and Essence Cosmetics Lip Oil. [7] It is flexible, resists impact well and has good elastic recovery. They are suitable for making lubricants, adhesives, sealants, pipes, rubber and food packaging films. Softening Point 60 c. Physicians Formula was created in 1937 by Dr. Crandall, a leading allergist in Los Angeles, out of love for his wife who had sensitive skin. Polybutenes (PB) are thermoplastic polyolefins with mechanical properties that are between those of polyethylene (PE) and polypropylene (PP). An ultra-hydrating hybrid gloss plumper delivers nourishment while enhancing lips for a naturally full pout. [2] Production [ edit] Polybutylene is produced by polymerisation of 1-butene using supported Ziegler-Natta catalysts . The brand changed the face of cosmetics by developing . Others Asphalt modifier, resin plasticiser, rubber modifier and dispersing agents. Saves anonymous user data from multiple website visits on multiple sites to test advertisement efficiency. These cookies are needed for a smooth operation of our website. The EWG VERIFIED mark means a product meets EWG's strictest criteria for transparency and health. Connect Chemicals does market Poly alpha olefins as a product group under the brand name SinoSyn. Select Attribute Select Attribute Select Attribute Sort by: Default Product Number Product Description Pricing 388696 2,5-Furandione, dihydro-, monopolybutenyl derivs. Polybutylene is manufactured utilising Zeigler-Natta type catalysts which produce a highly isotactic thermoplastic. average Mn ~2,300 by VPO, isobutylene >90 %, Polybutenes Helps lips appear smoother and hydrated. If you love formulating high-end lip products Id say its a must. Caulk and sealants 9003-28-5) SDS CAS No: 9003-28-5 Molecular Weight: 56.10632 Molecular Formula: C 4 H 8 Names and Identifiers Properties Safety and Handling Computational chemical data 18 Suppliers Download SDS (editable Word file) and other types SDS | Offered by XiXisys.com SAFETY DATA SHEETS 9[m:2=%. [20] The reaction with chlorinated water appears to be greatly accelerated by tensile stress, and is most often observed in material under highest mechanical stress such as at fittings, sharp bends, and kinks. Repeated insult patch tests of 3.150% polybutene in formulations produced, at most, minimal irritation in a small percentage of the test population. Chemically these are hydrogenated homopolymers of 1-Decene and are categorized as Group IV base oils. Polybutylene is produced by polymerisation of 1-butene using supported Ziegler-Natta catalysts. synthetic additive ; bulk acidulants ; common food emulsifiers ; PublicSpectra is an open Raman database. Poly(oxy-1,4-butanediyloxycarbonyl-1,4-phenylenecarbonyl), Except where otherwise noted, data are given for materials in their, "Poly(alkylene terephthalate)s: From current developments in synthetic strategies towards applications", "UV Properties of Plastics: Transmission and Resistance", https://en.wikipedia.org/w/index.php?title=Polybutylene_terephthalate&oldid=1136352396, Chemicals that do not have a ChemSpider ID assigned, Articles containing unverified chemical infoboxes, Short description is different from Wikidata, Creative Commons Attribution-ShareAlike License 3.0, This page was last edited on 29 January 2023, at 23:04. for more efficient work such that your work does not impact the ability of other researchers tony roberts comedian net worth; preston magistrates sentencing; diamond sparkle effect in after effects; stock moe portfolio spreadsheet; car parking charges at princess alexandra hospital harlow National Institutes of Health. Doyle (2022) A Circular Economy Approach to Multifunctional Sandwich Structures: Polymeric Foams for District Heating Pre-Insulated Pipes. Polybutene is quite different from Hydrogenated Polyisobutenethe primary ingredient in Versagel ME 750. An impeller is a part of a pump or compressor that rotates at a high speed and acts as a propeller to increase a fluid's pressure and flow rate. By means of anonymized data of website users we can optimize the user flow. PB-1, when applied as a pure or reinforced resin, can replace materials like metal, rubber and engineering polymers. PubChem . As a supplier of specialty chemicals, TER Chemicals works with a global network of reliable manufacturers. PBT is closely related to other thermoplastic polyesters. main component of gutta-percha. Polybutene - Risk and Safety. Colorless to yellowish viscous liquid, tasteless, odorless or micro-cream special mother odor. Other features include low noise transmission, low linear thermal expansion, no corrosion and calcification. May react exothermically with reducing agents to release hydrogen gas. May react exothermically with reducing agents to release hydrogen gas. info@ncbi.nlm.nih.gov. 2-Butene is also linear with a formulation of CH3CH=CH=CH3. PBT is a semi-crystalline and tough engineering thermoplastic. These numbers are not legal limits, but the range of concentrations observed in formulations containing polybutene. PB-1 disperses easily in other polyolefins, and at low concentration, acts as processing aid reducing torque and/or increasing throughput. endstream endobj startxref Copyright 2022 ChemicalBook. Polybutene (polybutylene) (PB) is manufactured by stereospecific ZieglerNatta polymerization of l-butene: Polybutene is generally water-white, reaching less than 50 on APHA color scale. Other pipe materials in the same installation failed or corroded and had been replaced in the meantime. Several PB-1 grades are commercially available for various applications and conversion technologies (blown film, cast film, extrusion coating). National Library of Medicine. Don't miss an insight. Contains a token that can be used to retrieve a Client ID from AMP Client ID service. Polybutene, Ethylhexyl Palmitate, Mica, Octyldodecyl Neopentanoate, Pentaerythrityl . Keywords Polybutene-1 Ethanol. Want to help support Humblebee & Me? Chemical Guys Cooper Tires EverStart Goodyear Tires Mobil 1 Rain-X. Click here to learn how! The cookie allows user tracking across many Microsoft domains. Cause of failure in polybutylene pipe & acetal fittings, Ullmann's Encyclopedia of Industrial Chemistry, Laminated film with improved tear strength, https://onlinelibrary.wiley.com/doi/full/10.1002/app.51816, "Assessing material performance in chlorinated potable water applications", "Chlorine resistance testing of cross-linked polyethylene piping materials", "DuPont USA Settlement of the Canadian Class Action Lawsuits", "Polybutylene (Poly-B) Pressure Water Piping", "Suspect Connections on Polybutylene Piping", https://en.wikipedia.org/w/index.php?title=Polybutylene&oldid=1135041632. The molecular weight of the end product is limited by the reaction temperature used in the chamber. Brsenbrcke 2, 20457 Hamburg You have the opportunity to compile a data and sample request for our products, which you can then submit directly to us. It offers high cohesive and adhesive strength and helps tailoring the "open time" of the adhesive (up to 30 minutes) because of its slow crystallisation kinetics. Due to the COVID-19 pandemic, the global 1,4-Butanediol (BDO) market size is estimated to be worth USD 6132.4 million in 2022 and is forecast to a readjusted size of USD 9570.3 million by 2028 . If its being used as a rich emollient in a skincare product, I thinkLanolin, Brassica Campestris Aleurites Fordi Oil Copolymer, orLecithinmight work as an alternative. The technical solution used in the present invention is as follows: a kind of natural waterproof paint formula, the raw material composition of formulation consists weight part: silica powder 50. Introduction: polybutene is a binder and viscosity-increasing agent used more in makeup than skin care preparations. Molecular Weight 56.10632. Standardized extrapolation methods predict lifetimes in excess of 50 years at 70C and 10 bar. You can search spectra by . Problems with leaks and broken pipes led to a class action lawsuit, Cox v. Shell Oil, that was settled for $1 billion. 2-Butene is also linear with a formulation of CH 3 CH=CH=CH 3. Find polybutene and related products for scientific research at MilliporeSigma . May react exothermically with reducing agents to release hydrogen gas. Recrystallization of unstable form II is found during stress relaxation after deformation at high temperature. This ingredient can be hot or cold processed, though the data sheet from TKB recommends not heating it, and keeping it below 120C if you do. Polybutylene Terephthalate (PBT) is a semi-crystalline engineering thermoplastic material. No gross or microscopic pathological changes could be COrrelated with Polybutene ingestion. Carbon dioxide, dry chemical, or foam (USCG, 1999) Non-Fire Response. 2,5-Furandione, dihydro-, polybutenyl derivs., reaction products with tetraethylenepentamine, Calcium, nonylphenol sulfides phosphosulfurized polybutene complexes. It has a helical conformation in the stable crystalline form. info[at]terchemicals.com. Polybutene: Chemical Formula (C4H8)n: Synonyms: Poly(1-butene) CAS Registry Number: 9003-28-5: Try Raman Spectral Search. Electrical insulation National Center for Biotechnology Information . Decorative Coatings. The animals were separated into four groups of 60 (30 males and 30 females per group). This information is used to compile report and improve site. Futureproofing New and Existing Pipelines. Polybutenes undergo combustion, pyrolysis, and autoxidation; the latter two can occur during analytical treatment. PBT resists solvents, shrinks very little during forming, is mechanically strong, is heat-resistant up to 150 C (or 200 C with glass-fibre reinforcement), and can be treated with flame retardants to make it noncombustible. Butane: Butane is a hydrocarbon that has the chemical formula C 4 H 10. Hydrogenated Polyisobutene is not a good alternative. Rev. hbbd``b`J@X$O a H #:q q On these pages we offer starting point formulations for pigment concentrates for the use in Decorative Coatings, General Industrial Coatings, Wood and Furniture Coatings and Household, Industrial and Institutional Cleaners, Polishes and Laundry Detergents. The CIR has not stated an upper allowable limit. Indopol polybutenes are synthetic hydrocarbon polymers made by polymerization of C4 olefins (primarily isobutene) and are available in a wide range of viscosities. It is characterized by low moisture absorption, excellent electrical properties, and good chemical resistance, mechanical strength, and heat resistance. MIC Corrosion: How Can Microorganisms Eat Holes in a Metal? First reference projects in district heating and floor heating systems in Germany and Austria from the early 1970s are still in operation today. POLYBUTENE may react vigorously with strong oxidizing agents. PBT, especially glass fibre grades, can be effectively fire-retarded with halogen-free products. Lastly, polybutenes are relatively nontoxic when tested in an acute oral test (LDso > 34,600 mg/kg, rat). Other possible values indicate opt-out, request in progress or an error retrieving a Client ID from AMP Client ID service. Butenes are formed during the cracking (breaking down of large molecules) of petroleum to produce gasoline; they . The continuous service temperature for unfilled PBT is 194F (90C) and for fiberglass reinforced PBT is 240F (115C). Polybutene. such as a virus or attack. By controlling the polymerization conditions, polymer chains of different lengths are manufactured giving a wide range of polybutene grades having different physical properties. Polybutene is able to enhance the adhesive properties and flexibility of glues and sealants and is often used in conjunction with resins in such applications. Standard viscosities available are 10, 40 and 100 (mm/s at 100). It is compatible with a wide variety of organic materials, for instance, synthetic hydrocarboon polymers including wax, rosin, asphalt and gum. >> amp version: Polybutenes Excerpt from ERG Guide 171 [Substances (Low to Moderate Hazard)]: . This cookie is used by Google to collect analytical information about how visitors use the website. Main applications are in the electrical and electronics (E&E) industry. You choose a product and get all the expertise of TER Chemicals. Phosphorus-based flame retardant systems are used in these fire-safe polymers and are based on aluminium diethyl phosphinate and synergists. Necessary for Google Maps. The active ingredient in the catalyst is TiCl4 and the support is microcrystalline MgCl2. [2] It is a thermoplastic (semi-)crystalline polymer, and a type of polyester. Two most important technological advantages of the supported catalysts are high productivity and a high fraction of the crystalline isotactic polymer they produce at 7080C under standard polymerization conditions.[4][5][6]. trackingobject.meetingRequestDeclined.desc. Along the long central carbon atom chain in a polybutene molecule, these various starting butenes create repeating units with different kinds of branches (ethyl -(CH2CH3), methyl -(CH3) and dimethyl (CH3)2). It does not tend to crack due to stress. Butene: Butene is an alkene. Cooling from the melt results in the form II which has melting point of 124C and density of 0.89 g/cm3. It could be something as simple as a run 1,3-Butadiene is homopolymerized by radical or anionic chain polymerization to yield polybutadiene (BR) or copolymerized 82(5) , 569-76, (1998). Blending PB-1 into polypropylene, heat sealing temperatures as low as 65C can be achieved, maintaining a broad sealing window and good optical film properties. Editorial Review Policy. 1-Butene is linear with a formulation of CH2=CHCH2CH3. WGK Germany: 3: Polybutene structural formula click to enlarge the image View History Polybutene. temporarily blocked due to a possible misuse/abuse situation Passman describes an industrial preparation of Polybutene in which a solution of 1-butene is dried and fed into a reaction chamber. Are you looking for specialty chemicals and food additives? Subscribe to Corrosionpedia for free. 2015 ChemBK.com All Rights Reserved | Build: 20150530002, Information provided by: ofmpub.epa.gov (external link), information provided by: pubchem.ncbi.nlm.nih.gov (external link). Polybutylene ( polybutene-1, poly (1-butene), PB-1) is a polyolefin or saturated polymer with the chemical formula (CH 2 CH (Et)) n. Not be confused with polybutene, PB-1 is mainly used in piping. Polybutene is similar to polyisobutylene (PIB), but the two compounds differ in certain regards. . The lower molecular weight of polybutene is one reason why polybutenes are liquids. involving your site. Their low polarity, low degree of unsaturation, and their closely packed, branched-chain molecular structure make Polybutenes resistant to chemical reaction. With customers located all over the world, our PIB team acts globally by maintaining strong and caring . 4-(4-Piperidinyl)morpholine dihydrochloride, 1,3,7-trimethyl-8-(pyrrolidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione, 1,3,7-Trimethyl-8-(1-pyrrolidinyl)-3,7-dihydro-1H-purine-2,6-dione, 1H-Purine-2,6-dione, 3,7-dihydro-1,3,7-trimethyl-8-(1-pyrrolidinyl)-, 1,3,7-Trimethyl-8-pyrrolidin-1-yl-3,7-dihydro-purine-2,6-dione. Polybutene products may be used outdoors or indoors, on buildings or adjacent structures (for example, on girders, beams, ledges, windowsills, gutters, trees, shrubs, and vines) where birds land or roost. They are derived from isomers of butene (C4H8). Mix polybutene with a liquid oil you love to create a rich, shiny, long-wearing lip oil. Viscosities of different polybutene products can vary; mine is from. Polybutene is safe to use, because it is non-toxic. Tracks visits of LinkedIn useres on the website. Contains campaign related information for the user. Polybutylene (polybutene-1, poly (1-butene), POLYBUTENE) is a polyolefin or saturated polymer with the chemical formula (C4H8)n. It should not be confused with polybutene, a low molecular weight oligomer. This website participates in the Formula Botanica, Baraka Shea Butter . [3][8], Isotactic polybutylene crystallizes in three different forms. Posted on May 31, 2022 by May 31, 2022 by PB-1 combines typical characteristics of conventional polyolefins with certain properties of technical polymers. Feel free to get in touch with us. 1-Butene | C4H8 | CID 7844 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. It is created through the condensation of succinic acid with 1,4-butanediol. polybutenes, 9003-29-6 Functional use(s) - indirect food additives: adhesives and components of coatings TGSC Information System Home About Associations Contact Categories Search EU/USPropertiesOrganolepticsCosmeticsSuppliersSafetySafety in useSafety referencesReferencesOtherBlendersUsesOccurrenceSynonymsArticlesNotes polybutenes Supplier Sponsors This page was last edited on 22 January 2023, at 07:30. Polybutenes are light colored, nondrying, sticky, viscous liquids. It is used to make up for the shortcomings of polyvinyl acetate hardening when cold and the population being too soft after saliva. [dubious discuss] Because of its crystalline structure and high molecular weight, PB-1 has good resistance to hydrostatic pressure, showing very low creep even at elevated temperatures. Define structural formula. Polybutene is a type of polymeric molecule composed of 1-butene, 2-butene and isobutylene, which are all isomers of butene (non-cyclic C4H8), a basic hydrocarbon with four carbon atoms. Molecular Formula: C4H8: Molar Mass: 56.10632: Density: .91g/mLat 25C(lit.) livre physique chimie seconde nathan sirius corrig 2019 pdf; polybutene structural formula. contact Practically harmless to the skin; Odor Threshold: Data not available. Wrap film 0.2~2.0 g/kg for 6 months, no abnormality (rat, oral). Polybutene undergoes thermoplastic processes such as injection molding or extrusion at temperatures above 190C. This website uses cookies. Butene: Butene is a hydrocarbon that has the chemical formula C 4 H 8. I love the expensive, substantial feel it adds to lip formulations. Classification. polybutene is a binder and viscosity-increasing agent used more in makeup than skin care preparations. The Innovation Company See all products Elementis Ships Today (2) Brand. It is used to make up for the shortcomings of polyvinyl acetate hardening when cold, and the population is too soft after saliva, and the amount of polyvinyl acetate accounts. to also use our site. You can redraw your consent to using these cookies at any time. Being the name for a family of related molecules, the exact physical properties of polybutene such as density, viscosity, average molecular weight and refractive index varies from each specific polybutene product. The chemical formula of polybutylene succinate is (C8H12O4) n and its melting point is 1.26 g/cm3. Soltex polybutene exhibits good clarity, durability and cling properties, and has food-grade approval for use in food wraps. Versagel ME 750can work if youre using polybutene to add richness to a lip oil formulation. Terms of Use - You may need to do some re-formulating rather than doing a straight one-for-one swap; you might consider adding some lanolin to get a bit of the tacky richness youll be missing from the polybutene. Polybutenes mainly differ from each other in terms of their molecular weight andviscosity. vinted justas janauskas fortune polybutene structural formula. Chemical Bonding. National Institutes of Health. By: Mohamed Adel Mohamadein It is compatible with polypropylene, ethylene propylene rubbers, and thermoplastic elastomers. Find more information regarding cookies on our Data Protection Declaration and regarding us on the Imprint. The animals were given 0 (control), 800 (0.08%), 4000 (0.40%), or 20,000 (2.0%) ppm Polybutene blended into their regular diets. Depolymerization of waste polybutylene terephthalate in hot compressed water in a fused silica capillary reactor and an autoclave reactor: monomer phase behavior . butene, also called Butylene, any of four isomeric compounds belonging to the series of olefinic hydrocarbons. Heated up to 190C and above, PB-1 can easily be compression moulded, injection moulded, blown to hollow parts, extruded, and welded. 9003-28-5 Chemical Name: Polybutene CBNumber: CB0316097 Molecular Formula: C4H8 Molecular Weight: 56.10632 MDL Number: MFCD00084367 MOL File: 9003-28-5.mol Request For Quotation Polybutene Properties SAFETY WGK Germany 3 Polybutene Chemical Properties,Uses,Production Chemical Properties In the Cosmetic Ingredient Review (CIR) safety assessment of the chemically related ingredient, Polybutene (Elder 1982), a 2-year chronic oral toxicity study of Polybutene H-IOO (75% concentrate) in Charles River albino rats was presented. Articles of Polybutenes are included as well. Polybutene is a light colored, nondrying, sticky liquid. Polybutene is available in a variety of grades. Given how sticky polybutene is, the desired consistency of your final product will dictate how much youll want to use. They are suitable for making lubricants, adhesives, sealants, pipes, rubber and food packaging films. Molecular Formula C8H16 Formula Weight 112.21264 MOL File 9003-29-6.mol More POLYBUTENES Property Melting point: 94.3-104.8 C Boiling point: 293-341 C Density 0.908 g/mL at 25 C vapor pressure 19.7hPa at 20 refractive index n 20/D 1.504 Flash point: >230 F storage temp. Polybutylene terephthalate (PBT) is a thermoplastic engineering polymer that is used as an insulator in the electrical and electronics industries. Used by Google AdSense to experiment with advertisement efficiency. Polybutene only exists as a refined product. Example 1: Draw the 2-dimensional (full display) structural formula for but-2-ene (2-butene), C 4 H 8, given the skeletal formula shown below: Skeletal formula of 2-butene Place a carbon atom at the end of each line (or where two or more lines meet) Isotactic PB-1 is produced commercially using two types of heterogeneous ZieglerNatta catalysts. J. Ophthalmol. Chemical Composition. Restricted: EWG VERIFIED products cannot contain this ingredient without adequate substantiation. View Full Term. Polybutene-1 (PB-1), was discovered in 1954 by the research team of Professor Natta. FORMULA [CH2CH(C2H5)]n . In cosmetics and personal care products, it is used in the formulation of lipstick, eye makeup and skin care products. 0 It was developed by Britain's Imperial Chemical Industries (ICI).[3]. Unlike molecular formulas, which only list the numbers of each type of atom found in a molecule, structural formulas show how the atoms are connected together in the molecule. Used as unique user identifier. According to CTFA (2006b), laboratory tests with approved surrogate systems/animals revealed that skin contact testing showed only slight irritation (primary dermal irritation score [PDIS] of 1.5/8.0). Theyll settle out pretty quickly. Chemical Formula: (C4H8)x; Flash Point: 215 to 470F (USCG, 1999) Polybutene's sticky quality therefore is the source of the repellent action of pesticide products containing this active ingredient. Revlon Super Lustrous Lipstick, Pearl Finish, High Impact Lipcolor with Moisturizing Creamy Formula, Infused with Vitamin E and Avocado Oil, 205 Champagne On Ice, 0.15 oz . ~Sshj3eX+}(t9 4/wwy._;1!xIj"B^|l!o4HtA)w]M3^y?NUwH]2rJ]us5DGeQPtNY&r7MWWa7^SE^;!V:JdHy&bP>h&$}`*"6 Please note that nothing on this site has been designed or tested for large scale manufacturing or re-sale, and attempting to sell anything made from recipes on this website is a bit foolish and at your own risk. We are there for you. Lubricants Two-stroke engine oil, lubricant for rolling wire drawing, compressor oil and viscosity index improvers (VIIs) Even though the poybutene I have is very viscous, it doesnt work for suspending ingredients likecoloured micas, pigments, and dyes. Stored somewhere cool, dark, and dry, polybutene should last at least 3 years. Films. This is not an indication of a security issue Its density and hardness will increase during this so-called hexagonal phase. Copyright 2022 ChemicalBook. New facile approach to novel water-soluble aliphatic poly(butylene tartarate)s bearing reactive hydroxyl pendant groups. The compound can be manufactured to various viscosity grades to suit the specific process conditions and polymerization reaction, thus making it a highly versatile chemical. [8], Polybutylene plumbing was used in several million homes built in the United States from around 1978 to 1997. Why is Stainless Steel Corrosion Resistant? You can find our solutions for the relevant product area by clicking on the corresponding symbol. gum base. Crystal clear liquid. naphtha obtained from petroleum is cracked and fractionated to obtain a mixed gas of butene and butane, which is polymerized at a temperature of -30~30 with lead chloride and Fred a gram of Ford catalyst (Friedel-Crafts catalyst). By clicking sign up, you agree to receive emails from Corrosionpedia and agree to our Terms of Use & Privacy Policy. As one of the worlds leading producers of PIB, we offer the broadest range of polyisobutenes with different molecular weights. Fittings with a soft compression seal can give adequate service life. Polybutene | C8H16 | CID 6435908 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. This website participates in the Formula Botanica, Baraka Shea Butter, TKB Trading, and Amazon affiliate programs; as an Amazon Associate, Humblebee & Me earns from qualifying purchases. PBT resists solvents, shrinks very little during forming, is mechanically strong, is heat-resistant up to 150 C (or 200 C with glass-fibre reinforcement), and can be treated with flame retardants to make it noncombustible. On this Wikipedia the language links are at the top of the page across from the article title. Polybutenes Linear Formula: [-CH2C (CH3)2-]x[-CH2CH (C2H5)-]y CAS Number: 9003-29-6 Product Comparison Guide Use the product attributes below to configure the comparison table. In chemical structure Polybutylene (Polybutene-1, PB-1) differs from polyethylene and polypropylene only by the number of carbon atoms in the monomer molecule. Feel free to talk to us about your needs. Water, sulfuric acid, nitric acid, hydrochloric acid and acetic acid. This formula features: Enhans SC-78 #355 which allows for the incorporation of a silicone into the formula without the risk of blooming and feels silky on the skin. Non-reproductive organ system toxicity (moderate) and Irritation (skin, eyes, or lungs) (low) SYNONYMS. Mobile point -37 C ~ 25. [21], Except where otherwise noted, data are given for materials in their, Class action lawsuits and removal from building code approved usage, Doyle (2021). The material can be classified PB 125 with a minimum required strength (MRS) of 12.5 MPa.