Hydroxyethyl acrylate methacrylate

The second generation includes latices made with functional monomers like methacrylic acid, 2-hydroxyethyl acrylate [818-61 -17, acrylamide/75 -(9ti-/7, 2-dimethylaminoethylmethacrylate [2867-47-2] and sodiumT -vinyl-benzenesulfonate [98-70-4] that create in polymeric emulsifier. The initiator decomposition products, like the sulfate groups arising from persulfate decomposition, can also act as chemically bound surfactants. These surfactants are difficult to remove from the latex particle. 

Styrene monomer was also copolymerized with a series of functional monomers by using a single-step dispersion copolymerization procedure carried out in ethanol as the dispersion medium by using azobisizobu-tyronitrile and polyvinylpyrollidone as the initiator and the stabilizer, respectively [84]. The comonomers were methyl methacrylate, hydroxyethyl acrylate, metha-crylic acid, acrylamide, allyltrietoxyl silane, vinyl poly-dimethylsiloxane, vinylsilacrown, and dimethylamino-... 

A polymeric composition for reducing fluid loss in drilling muds and well cement compositions is obtained by the free radical-initiated polymerization of a water-soluble vinyl monomer in an aqueous suspension of lignin, modified lignins, lignite, brown coal, and modified brown coal [705,1847]. The vinyl monomers can be methacrylic acid, methacrylamide, hydroxyethyl acrylate, hydroxypropyl acrylate, vinylacetate, methyl vinyl ether, ethyl vinyl ether, N-methylmethacrylamide, N,N-dimethylmethacrylamide, vinyl sulfonate, and additional AMPS. In this process a grafting process to the coals by chain transfer may occur. 

Figure 2-8. Acrylic acid, acrylamide, methacrylic acid, methacrylamide, hydroxyethyl acrylate, N,N-dimethylmethacrylamide, dimethylaminoethyl methacrylate, N-methylmethacrylamide.

Materials and Purifications. 2-Methyl pentene-1 (Aldrich) was distilled under normal pressure at 62°C after refluxing for one hour 1n the presence of A1L1H.. Methyl methacrylate and para-methyl styrene (Aldrich) were distilled under reduced pressure at about 60°C the purified monomers were sealed and stored 1n refrigerator before use. The compressed gas, sulfur dioxide (Matheson), was led through a P208 tower before Introduced Into reaction system. Hydroxyethyl acrylate (Aldrich) was used for polymerization without further purification. 

Two similar approaches were adopted by Ishihara et al. [364-368]. Membranes based on hydroxyethyl acrylate, dimethylaminoethyl methacrylate and trimethyl silyl styrene were solvent cast, and capsules containing insulin and glucose oxidase were prepared by interfacial precipitations. The authors reported dramatic changes in permeability in response to pH changes between 6.1 and 6.2. Moreover, addition of glucose induced an increase in the permeation rate of insulin, and upon removal of the glucose the permeability rates returned to their original levels. However, the conclusions were criticized [361] due to... 

Copolymers of acrylonitrile and methyl acrylate and terpolymers of acrylonitrile, styrene, and methyl methacrylate are used as bamer polymers. Acrylonitrile copolymers and multipolymers containing butyl acrylate, ethyl aciylate, 2-ethylhexyl acrylate, hydroxyethyl acrylate, methyl methaciylate. vinyl acetate, vinyl ethers, and vinylidene chlonde are also used in bamer films, laminates, and coatings. Environmentally degradable polymers useful in packaging are prepared from polymerization of acrylonitrile with styrene and methyl vinyl ketone. 

Among the substances which are described here, the polymers have only a vehicle function or they represent the deposit form. Besides the above-described polymeric N-oxides and plasma substitutes further water-soluble nontoxic polymers, such as polymers from 2-hydroxyethyl acrylate or methacrylate (71), alkylsulfinyl acrylates and methacrylates (72), diethoxyethylenes (73), and other substances as yet pharmacologically tested, are in question. Differentiation, however, can be between preparations, whose active substance has to be split off - a fact which has to be taken for granted in the case of substances that are active in the central nervous system -and substances that are still active at the polymeric carrier. Only recently it has been shown by Kaplan (74, 75) that this is possible, at least in such cases where an activity is to be supposed via receptors in the cell membrane. In many other cases this question cannot be cleared up unequivocally. 

AA acac alt AIBN Ar Bd Bu BuA BuMA BzMA CMSty CR CT CTFE DBP DPn EA HEA HEMA HFP acrylamide acetylacetonate alternating azobisisobutyronitrile aromatic group butadiene n-butyl n-butyl acrylate n-butyl methacrylate benzyl methacrylate chloromethyl styrene counter-radical transfer constant chlorotrifluoroethylene dibenzoyl peroxide average degree of polymerization in number ethyl acrylate 2-hydroxyethyl acrylate 2-hydroxyethyl methacrylate hexafluoropropene... 

Typically, polymers of these acrylic and methacryUc esters are produced as copolymers with other acrylic and vinyl monomers. For example, acrylonitrile is often added to impart additional water and solvent resistance. Other features that can be improved include abrasion resistance, adhesion, elasticity, flexibility and film hardness. Enhanced durability to laundering can be achieved by incorporating reactive, especially crosslinking, monomers such as A -methylol acrylamide, hydroxyethyl acrylate, acrylamide, acrylic and methacrylic acid. Optimisation of polymer properties with the large variety of available monomers leads to near endless combinations of copolymers that are limited only by the imagination of the chemist and by the reality of the cost-efficiency ratio. 

Indeed, photopolymerization of acrylamide in aqueous solution on cell-GEHMP gives cellulose with the surface covered by a poly acrylamide) gel. Similarly, UV initiated polymerization of 2-hydroxyethyl acrylate, 2-(dimethylamino) ethyl methacrylate and A -vinylpyrrolidone carried out with the above functionalized Si(>2 results in the formation of a surfece polymer coating. 

Branched acrylic polymers based upon the copolymerization of acrylates and related monomers with methacrylate macromonomers are particularly useful in waterborne coatings. A macromonomer based upon isobutyl methacrylate, 2-ethylhexyl methacrylate, and 2-hydroxyethyl methacrylate was copolymerized with butyl acrylate, 2-hydroxyethyl acrylate, meth-acrylic acid, methyl methacrylate, and styrene.518 After neutralization with dimethylethanolamine or inorganic bases, the polymer could be cross-linked with melamine resin on a metal surface. These systems may be used for either pigmented layers or clear coats. 

The extruder can be used for a variety of polymerizations even if no preformed polymer is present.89 These include the continuous anionic polymerization of caprolactam to produce nylon 6,90 anionic polymerization of capro-lactone 91 anionic polymerization of styrene 92 cationic copolymerization of 1,3-dioxolane and methylal 93 free radical polymerization of methyl methacrylate 94 addition of ammonia to maleic anhydride to form poly(succin-imide) 95 and preparation of an acrylated polyurethane from polycaprolactone, 4,4 -methylenebis(phenyl isocyanate), and 2-hydroxyethyl acrylate.96 The technique of reaction injection molding to prepare molded parts is slightly different. Polyurethanes can be made this way by... 

A variety of urethane coating systems has been introduced based on hydroxyl-containing acrylic and methacrylic ester copolymers that contain hydroxyethyl acrylates or methacrylates and that are generally cured with aliphatic di- or polyisocyanates. Depending upon the type and relative amounts, acrylate or other saturated esters, for example, adipate-isophthalic esters, are also used in combination with aliphatic polyisocyanates. 

Poly(2-hydroxyethyl acrylate-co-2-hydroxyethyl methacrylate) water 2008KHU... 

Poly(2-hydroxyethyl acrylate-co-2-hydroxyethyl methacrylate) Poly(2-hydroxyethyl acrylate-co-hydroxypropyl acrylate) Poly(2-hydroxyethyl acrylate-co-vinyl butyl ether) Poly(2-hydroxyethyl methacrylate-g-ethylene glycol) Poly(2-hydroxyethylmethacrylate-6-A -isopropylacrylamide) Poly(2-hydroxyisopropyl acrylate-co-aminoethyl methacrylate) Poly(2-hydroxypropyl acrylate-co-A -acryloylmorpholine) Poly(2-hydroxypropyl acrylate-co-aminoethyl methacrylate) Poly(2-hydroxypropyl acrylate-co-A. A -dimethylaciylamide) Poly[A -(2-hydroxypropyl)methacrylamide-Zr-A -isopropylacrylamide] Poly [A -(2-hydroxypropyl)methacrylamide monolactate-co-A -(2-hydroxypropyl) methacrylamide dilactate]... 

AA = acrylic acid, MAA = melhacrylic acid, DMAEMA = N, Ai-dimethylaminoelhyl melhaciylale, TBAEMA = (-butylaminoelhyl melhacrylate, HEA = 2-hydroxyethyl acrylate, HEMA = 2-hydroxyethyl methacrylate, HPA = 2-hydroxypropyl acrylate, HPMA = 2-hydtoxypropyl methacrylate, AM = acrylamide, GMA = glycidyl methacrylate, EGDMA = ethylene glycol dimethacrylate, BGDMA = 1,3-butylene glycol dimethacrylale, ALA4A = allyl methacrylate. 

Chem. Descrip. Hydroxyethyl acrylate CAS 818-61-1 EINECS/ELINCS 212-454-9 Uses Monomer for prod, of resins used in high performance coatings, pressure-sensitive adhesives and coatings for plastics and flexible substrates, radiation-cured resins, emulsion polymers and additives for personal care prods, and ion exchange resins Features Provides better adhesion, impact resist., flexibility and faster reactivity than methacrylate analogs Properties Colorless clear mobile liq. si. acrylic odor completely misc. with water, common org. soivs. dens. 1.101 g/ml vise. 8 cps (15.5 C) vapor pressure 0.1 mm Hg t.p. -30 C b.p. 192 C flash pt. (PMCC) 101.1 C 97.5% min. assay... 

Propenoic acid, homopolymer, sodium salt. See Sodium polyacrylate 2-Propenoic acid, 2-hydroxyethyl ester. See 2-Hydroxyethyl acrylate 2-Propenoic acid-2-(hydroxymethyl)-2-(((1-oxo-2-propenyl) oxy) methyO-1,3-propanediyl ester. See Pentaerythrityl triacrylate 2-Propenoic acid isodecyl ester. See Isodecyl acrylate 2-Propenoic acid, 2-methoxyethyl ester. See Methoxyethyl acrylate 2-Propenoic acid, 2-methyl-. See Methacrylic acid 2-Propenoic acid, 2-methyl-, 2-(diethylamino) ethyl ester. See Diethyl-aminoethyl methacrylate... 

Hydroxyethyl acrylate, 2-Hydroxyethyl methacrylate Itaconic acid. Methacrylamide N-Methylol methacrylamide... 

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