Urethane acrylic copolymer

Stable nitroxides, independent of the way of their formation, are traditionally considered as the prerequisite and the principal species of the free-radical scavenging activity of HAS [15,125]. More pathways and oxidants certainly participate in NO formation (Eq.15). The specificity of NO" generation via oxidation with ROOH may serve for a rapid evaluation of the weatherability of HAS doped crosslinked melamine and urethane acrylic copolymers [152,159]. 

Neopac. [IQ Resins] Water-bome urethane acrylic copolymers. 

Chem. Descrip. Aliphatic urethane acrylic copolymer dispersion, N-meth-ylpyrrolidone, water, triethylamine... 

Chem. Desaip. Water (64.40%), aliphatic urethane/acrylic copolymer (35%), triethylamine (0.60%), ammonia (0.01%)... 

Chem. Descrip. Water-borne urethane-acrylic copolymer, aliphatic Uses Urethane-acrylic as additive to other prods, to reduce cost, add toughness and antiskid props, for use in architectural coatings such as... 

Texter and Ziemer created polyurethanes via FP in microemulsions. Chen et created epoxy-polyurethane hybrid networks frontally. Pot lives were on the order of hours. Hu et frontally prepared urethane-acrylate copolymers in... 

NR, styrene-butadiene mbber (SBR), polybutadiene rubber, nitrile mbber, acrylic copolymer, ethylene-vinyl acetate (EVA) copolymer, and A-B-A type block copolymer with conjugated dienes have been used to prepare pressure-sensitive adhesives by EB radiation [116-126]. It is not necessary to heat up the sample to join the elastomeric joints. This has only been possible due to cross-linking procedure by EB irradiation [127]. Polyfunctional acrylates, tackifier resin, and other additives have also been used to improve adhesive properties. Sasaki et al. [128] have studied the EB radiation-curable pressure-sensitive adhesives from dimer acid-based polyester urethane diacrylate with various methacrylate monomers. Acrylamide has been polymerized in the intercalation space of montmorillonite using an EB. The polymerization condition has been studied using a statistical method. The product shows a good water adsorption and retention capacity [129]. 

Polyurethane-acrylic coatings with interpenetrating polymer networks (IPNs) were synthesized from a two-component polyurethane (PU) and an unsaturated urethane-modified acrylic copolymer. The two-component PU was prepared from hydroxyethylacrylate-butylmethacrylate copolymer with or without reacting with c-caprolactonc and cured with an aliphatic polyisocyanate. The unsaturated acrylic copolymer was made from the same hydroxy-functional acrylic copolymer modified with isocyanatoethyl methacrylate. IPNs were prepared simultaneously from the two-polymer systems at various ratios. The IPNs were characterized by their mechanical properties and glass transition temperatures. 

This paper describes two types of novel urethane-acrylic IPNs for coating applications. The mode of preparation used was the simultaneous or SIN technique. In order to examine the effect of the soft segment on the properties and morphology of IPN coatings, the pendant hydroxy group in the hydroxyethylacrylate-butylmethacrylate copolymer was reacted with caprolactone to increase the chain length of the pendant hydroxy group. 

The manufacture of optically active L-a-amino acids from racemic amino acid amides was shown by Mitsubishi Gas Chemical, Japan [117]. In this process different microorganisms were immobilized on polymers made from (meth)acrylic acid esters or urethane acrylates and applied for the stereoselective hydrolysis of racemic amides (Scheme 43). o/L-Leucinamide (rac-136), for example, can be hydrolyzed with Mycoplana bullata cells immobilized on polyethylene glycol dimethacrylate-AT,N -methylenebisacrylamide copolymer at 30 C to produce i-leudne (l-137) over 3,000 h. 

Chem. Descrip. Propylene glycol monomethyl ether acetate CAS 108-65-6 EINECS/ELINCS 2( 03-9 Uses Retarder, solvent for gravure inks, lacquers, thinners, baking enamels solvent for screen inks, cosmetics, food-contact applies., coating polymers (CAB, NC, epoxy, acrylic copolymers, phenoxy resins), cleaning fluids, automotive paints process solvent for resin mtg., urethanes Features Slow evaporating... 

Uses Defoamer for inks, coatings, trade sales, PVA-acrylic copolymers and terpolymer emulsions, urethane and S/B systems defoamer in food-contact coatings food pkg. adhesives, coatings, paper Regulatory FDA 21CFR 175.105,175.300,176.170,176.180,176.200 DSL listed... 

Hybrid safflower oil. See Hybrid safflower (Carthamus tinctorius) oil Hybridur 560 Hybridur 57a, Hybridur 580. See Urethane-acrylate resin Hy Brite 100 Siurry. See Aluminum hydroxide Hycar 1552, Hycar 1561, Hycai 1562, Hycar 1571, Hycar 1572, Hycar 1572X64. See Butadiene/acrylonitrile copolymer Hycar 1577, Hycar 1578X1. See Acrylonitrile/butadiene/styrene copolymer Hycar 2671, Hycar 2679, Hycar 26083, Hycar 26084, Hycai 26092, Hycar 26106, Hycar 2612a, Hycar 26138. See Acrylic resin... 

Morflex 150. See Dicyclohexyl phthalate Morflex 530. See Triisodecyl trimellitate Morflex 560. See Tri n-hexyl trimellitate Morflex 1129. See Dimethyl isophthalate Morflex DEIP. See Diethyl isophthalate Morflex MSC. See Stearyl citrate Mor-Flo 33 Mor-Flo 155. See Acrylic resin Mor-Flo 395, Mor-Flo 602. See Styrene/acrylates copolymer Mor-Flo 604] Mor-Flo 614. See Acrylic resin Mor-Flo 645. See Urethane-acrylate resin Mor-Flo 1001. See Acrylates copolymer Morlllol . See 1-Octen-3-ol Morlex DEEA. See Diethylaminoethanol Morlex DMEA. See Dimethylethanolamine Mor-Lok 1035] Mor-Lok 1043. See Acrylic resin... 

Paracryl fk -8900. See Acrylic resin Paracryl PC-8920. See Urethane-acrylate resin Paracryl PC-8936. See Styrene/acrylates copolymer... 

Methyl methacrylate/butyl methacrylate copolymer binder, printing inks Calcium resinate C5 hydrocarbon resin, aliphatic Ethylcellulose Ethyl hydroxyethyl cellulose Methyl methacrylate/butyl methacrylate copolymer PEG-4 Polyacrylamide Rosin, polymerized Rubber, chlorinated Styrene/MA copolymer Terpene resin Urea-formaldehyde resin, butylated Urethane-acrylate resin Zinc rosinate... 

Fourier transform infrared microspectroscopy is applied for the characterisation of a coated interface and a polymer blend. The coated sample investigated is prepared by coating a urethane paint on an ethylene-ethyl acrylate copolymer whose ethyl-ester group is partially hydrolysed (EAA/EEA). It is demonstrated that a mixed phase is formed along the coated interface between the paint and the EAA/EEA. Interaction between molecules of the urethane paint and the EAA/EEA is observed. For a polymer blend prepared by mixing PP and polycarbonate. 

Baccei (21) discloses polymerizable adhesive and sealant compositions having as an important ingredient urethane-acrylate-capped oligomers based on liquid hydroxyl-terminated polybutadiene or polybutadiene/ acrylonitrile copolymers. Properties associated with impact and thermal improvements are noted as well as the ability to cure adequately through the bondline gap. Model systems are largely triethylene glycol dimethacrylate based. Impressive adhesive performance properties are recorded. (Cf. Paper by Malofsky and Baccei in this... 

Scheme 6.9 (a) Urethane graft-co-(septadecafluorodecylacrylate)-[fns(trimethylsiloxy silylpropyl acrylate)] copolymers, taken from Ref. [40] (b) polydimethylsiloxane with an epoxide end group grafted onto afluoropolymer, taken from Ref. [41] (c) grafting of PDMS-NCO onto PTFE-co-VAc-co-VA. Taken from Ref. [43]. 

D. Klempner, H. K. Yoon, K. C. Frisch, and H. L. Frisch, Polyurethane-Polyacrylate Pseudo-Interpenetrating Networks Chemical Properties of Crosslinked Polymers, in Chemistry and Properties of Crosslinked Polymers, S. S. Labana, ed.. Academic, New York (1977). SINs of urethane rubbers. Morphological and mechanical properties. Glass temperature, transitions and polymer morphology of urethane rubber/acrylic copolymer SINs. 

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