Acts as a highly effective crosslinker for adhesives based on polyurethane, natural rubber or synthetic rubber. Desmodur vks 20 f is a mixture of monomeric polyisocyanates that is suitable for combination with baycoll in the formulation of adhesives. Covestro tds desmodur vl specification technical standard. The aging of polyurethane was investigated by means of the isothermal storage test, adiabatic storage test and differential thermal analysis. An ncoterminated prepolymer is produced by reacting a solid halogenated diol and a polyisocyanate. Provides high resistance to chemicals and weathering, very good gloss retention and outstanding mechanical properties. In addition to the desmodur desmophen products, bayer. Desmodur vl by covestro is a solventfree, low viscosity aromatic polyisocyanate based on diphenylmethane diisocyanate. It may undergo partial crystallization at temperatures below 0 c. In kombination mit geeigneten niedrigviskosen desmophentypen zur. Oct 24, 2019 desmodur e 21 by covestro is a solventfree, medium viscosity aromatic polyisocyanate prepolymer based on diphenylmethane diisocyanate mdi. Twocomponent polyurethane composition download pdf.
Shows good compatibility with ethyl acetate, butyl acetate, 1 methoxypropylacetate2, xylene, shellsol a and solvesso 100. This prepolymer is useful in the production of flameretardant polyurethanes. Apr 22, 2015 desmodur quix 175 by covestro is an araliphatic polyisocyanate. Technical datasheet supplied by covestro solventfree, medium viscosity aromatic polyisocyanate prepolymer. Aromatic polyisocyanate prepolymer based on toluene diisocyanate. Desmodur ndesmophen 1200 in accordance to rr 4756 c 2k formulation the primers are extremely elastic and adhere well to many plastic substrates. In combination with suitable lowviscosity desmophen products to formulate spray coatings and sealing compounds. Pdf 22 desmodur quix family grades for highperformance packaging lamination. Desmodur vks 20 f is a mixture of diphenylmethane4,4diisocyanate mdi with isomers and higher functional homologues pmdi. Desmodur 44v20l page 1 of 2 edition 20070524 desmodur replaces edition dated 20060621 product datasheet general properties and applications desmodur 44v20l is a liquid, dark brown mixture of diphenylmethane4,4diisocyanate mdi with isomers and homologues of higher functionality. Oct 25, 2019 desmodur vk 10 by covestro is a mixture of diphenylmethane4,4diisocyanate mdi with isomers and higher functional homologues pmdi.
In combination with various desmophen, baycoll, desmocoll grades or other hydroxylbearing substances to formulate twocomponent polyurethane adhesives. Used in combination with various polyesters or other hydroxylbearing substances to formulate airdrying twopack polyurethane coatings for furniture, parquet flooring, metal, paper, plastics and mineral substrates. Doclive free unlimited document files search and download. Product safety first is our comprehensive program designed to help customers reduce environmental impact and improve the health and safety of their businesses. Browse products via application, material, region and more with our intelligent product finder. Desmodur vl page 2 of 3 edition 20120621 desmodur replaces edition dated 20110601 product datasheet compatibility generally speaking, desmodur vl has good compatibility with many hydroxylbearing polyesters and polyethers. Desmodur t 80 is designed for solventfree adhesives. Covestro tds desmodur vl free download as pdf file. Find comprehensive information about products and solutions from covestro. Desmodur vl r 20 by covestro is a mdibased aromatic polyisocyanate. In the formulation of flexible coatings and sealing compounds. Ep2966103a1 liquidapplied waterproofing membrane for roofs. Compatible with many hydroxylbearing polyesters and polyethers.
It is used in combination with suitable low viscosity desmophen grades to formulate sealing compounds. Along with covestro polyols, they are a key component for the production of exceptional polyurethanebased products with wideranging properties. Desmodur il is particularly useful in applications where extremely rapid curing is desired. Our comprehensive range of desmodur polyisocyanates for flexible. Technical datasheet supplied by covestro blocked aliphatic polyisocyanate based on hdi. Aromatic polyisocyanate based on diphenylmethane diisocyanate. Used in combination with various polyester and other substances containing hydroxyl groups to formulate clear or pigmented, twopack polyurethane coatings such as wood coatings. In the event of fire andor explosion do not breathe fumes. In case of doubt, compatibility tests should be carried out.
Desmodur 44v20l by covestro is a liquid, dark brown polymeric isocyanate based on diphenylmethane4,4diisocyanate mdi with isomers and homologues of higher functionality. Compatibility generally speaking, desmodur n 3390 basn can be mixed with the following products. Desmodur n 3390 basn should not be thinned to below a solids content of 40 %. It is used in conjunction with polyols to produce rigid. Liquidapplied waterproofing membrane for roofs download pdf. Offers compatibility with many hydroxylbearing polyesters and polyethers. Safety data sheet no direct download available, please visit. Oct 21, 2019 desmodur 44v20l by covestro is a liquid, dark brown polymeric isocyanate based on diphenylmethane4,4diisocyanate mdi with isomers and homologues of higher functionality. Relaxation behavior of polyurethane networks with different.
In combination with suitable desmophen grades in the formulation of solventfree twocomponent polyurethane coatings, fillers, sealing compounds and synthetic resin mortars. When it comes to highquality polyurethane applications, desmodur polyisocyanates from covestro are renowned for their versatility. Prolonged storage of a solution with a lower binder content may result in turbidity and sedimentation. Desmodur 44v20l monomeric mdi by covestro technical. Bayhydur and desmodur grades are key enablers for lowemission solutions in.
Dec 18, 2017 aromatic polyisocyanate based on toluene diisocyanate. Desmodur re page 1 of 3 edition 20160202 replaces edition dated 20150901 product datasheet characterization solution of triphenylmethane4,4,4triisocyanate in ethyl acetate. In combination with suitable lowviscosity desmophen grades to formulate. The main applications are in topcoats for automotive oem and in highgrade industrial finishes cancoilcoatings, etc. Used primarily as the hardener component for lightfast twocomponent polyurethane coatings. Desmodur re is a highly effective crosslinker for adhesives based on desmocoll, natural or synthetic rubber with special adhesion on rubber materials. Desmodur bl 3175 sn page 2 of 4 edition 20110601 desmodur replaces edition dated 20100419 product datasheet solubility thinnability generally speaking, desmodur bl 3175 sn has good compatibility with the solvents listed. Us20030092786a1 prepolymers useful for production of flame. Desmodur z 4470 ba page 2 of 4 edition 20110601 desmodur replaces edition dated 20100419 product datasheet solubility thinnability desmodur z 4470 ba is soluble or thinnable in polar solvents such as esters, ketones and ether esters, e. Used to formulate solventfree twopack polyurethane coatings. Desmodur pl 350 mpasn request for price request for sample request for consultation request for preinvoice. A laboratory investigation of pdf download available pin.
This also provides a barrier effect against the solvents of the softfeel paint, preventing possible stress corrosion cracking. Properties applications desmodur bl 35751 mpasn is combined with desmophen types to formulate lightfast, weatherstable, chemical and highly heatresistant, onecomponent polyurethane stoving coatings. Panjiva uses over 30 international data sources to help you find qualified vendors of desmodur. Desmodur 44v20l is used in conjunction with polyols to produce polyurethane.
Please report missing products suppliers, point out errors, or simply tell us how we could make the universal selector better. However, the solutions formed must be tested for their storage stability. Apr 12, 2020 desmodur n 75 ba by covestro is an aliphatic polyisocyanate resin based on hdi and dissolved in nbutyl acetate. Apr 14, 2020 aromaticaliphatic polyisocyanate based on toluylene diisocyanate and hexamethylene diisocyanate. Jun 14, 2018 desmodur il polyisocyanate is the isocyanurate trimer of tdi. Depending on temperature and degree of conversion, two successive reactions played a role in the aging process. Material coatings hard, solventfree adhesives solventfree general. We are working to resolve this issue, but estimated downtime is not known. Desmodur vl is suitable for concrete, asphalt, fibrous cement and plastics coating.
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