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aromatic amines

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Published: 30 September 2015
Fig. 25 Aromatic amines. (a) 4,4′-diaminodiphenyl sulfone. (b) m-phenylene diamine More
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006077
EISBN: 978-1-62708-172-6
... epoxy, phosphorus-containing epoxy, fluorinated epoxies, epoxy esters, epoxy phosphate esters, and waterborne epoxy. The principal curatives are amines, amine adducts, cyanoethylated amines, ketimines, polyoxyalkylene amines, cycloaliphatic amines, aromatic amines, polyamides, amido amines...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003362
EISBN: 978-1-62708-195-5
... and novolacs containing dicyclopentadiene. Bisphenol-A novolacs achieve excellent high-temperature performance. Dicyclopentadiene novolacs impart increased moisture resistance to a resin ( Ref 6 ). Glycidyl Amines Glycidyl amines are formed by reacting epichlorohydrin with an amine, with aromatic amines...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001745
EISBN: 978-1-62708-178-8
... for acids, alcohols, aldehydes and ketones, amines, esters, aromatic hydrocarbons, peroxides, phenols, water (Karl Fischer method), and alkenes. combustion method elemental composition Karl Fischer method Kjeldahl method organic compounds purity determination sample preparation Schoniger flask...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006047
EISBN: 978-1-62708-172-6
... product of an isocyanate component and a resin blend component. The isocyanate can be aromatic or aliphatic in nature. It can be monomer, polymer, or any variant reaction of isocyanates, quasi-prepolymer, or a prepolymer. The prepolymer, or quasi-prepolymer, can be made of an amine-terminated polymer...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003692
EISBN: 978-1-62708-182-5
... severe immersion service Least flexible of epoxy resins. Costly. Used for high-temperature chemical immersion service Polyamide-cured epoxies Superior to amine-cured epoxies for water resistance. Excellent adhesion, gloss, hardness impact, and abrasion resistance. More flexible and tougher than...
Image
Published: 01 January 2003
Fig. 25 Curing reaction of a single-package moisture-cured urethane. (a) The isocyanate reacts with water to form unstable carbamic acid, which decomposes into an amine plus carbon dioxide gas. (b) The amine then reacts with isocyanate to form a urea derivative. R indicates an aromatic More
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006011
EISBN: 978-1-62708-172-6
... containing at least two hydroxyl (alcohol) groups. This article provides a detailed account of the protective coatings used in the building, infrastructure, and architectural markets. It focuses on the various types of polyurethane coatings used in these applications: moisture-cure and two-pack aromatic...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003698
EISBN: 978-1-62708-182-5
... in the positive direction (more noble potential), inhibiting the anodic reaction. The introduction of a carboxylic group into the compound promotes the reduction of the nitro group and thus increases the oxidizing properties of the inhibitor. Complex ethers and weak aromatic amines were unsuitable inhibitors...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006039
EISBN: 978-1-62708-172-6
... of paraffinic chains, the number of aromatic carbon atoms, the degree of ring fusion, and the type and amount of heteroatoms (atoms other than carbon or hydrogen atoms). Asphalt is the high-boiling residual fraction after lighter and lower boiling fractions, such as gasoline and kerosene, are removed...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003012
EISBN: 978-1-62708-200-6
... polymerization or processing. Antioxidants are either primary or secondary, depending on how they prevent oxidation. Primary antioxidants donate their reactive hydrogen to the free radical, stopping propagation. The most commonly used antioxidants for plastics are hindered phenols and hindered aromatic...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006051
EISBN: 978-1-62708-172-6
... still protective Used as moisture-resistant coatings in immersion and underground service. Widely used as pipeline exterior and interior coatings below grade. Pitch emulsions used as pavement sealers. Relatively inexpensive Cross-linked thermosetting resins Bisphenol-A amine-cured epoxies...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006411
EISBN: 978-1-62708-192-4
... of oxidation inhibitors. Examples and molecular structures of oxidation inhibitors Table 6 Examples and molecular structures of oxidation inhibitors Category Example Molecular structure Zinc dialkyl dithiophosphates ZDDP Aromatic amines 1-Naphthylamine Sulfurized olefins...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003010
EISBN: 978-1-62708-200-6
... for efficient conversion of high-purity dicyanates and their prepolymers: Soluble coordinating metal compounds, such as copper naphthenate, zinc octoate, or cobalt acetylacetonate. Active hydrogen source, such as an alkylphenol, bisphenol, alcohol, imidazole, or aromatic amine. Certain hydroxyl...
Book Chapter

Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003360
EISBN: 978-1-62708-195-5
... to solve the problem: addition polyimides and condensation polyimides ( Ref 8 ). Addition polyimides are based on the reaction of bismaleimide molecules with aromatic amines or dienes. These systems possess temperature capabilities in excess of 260 °C (500 °F). Addition polyimides are similar...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005159
EISBN: 978-1-62708-186-3
..., such as butylated hydroxytoluene and butylated hydroxy anisole, and secondary aromatic amines, such as phenyl naphthyl amine. Because the rate of oxidation occurs much more rapidly at elevated temperatures, oxidation inhibitors are especially useful for hot metalworking operations, such as the hot rolling of either...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006059
EISBN: 978-1-62708-172-6
.... In addition, liquid-applied linings, such as some blended amine-cured epoxies, aromatic polyurethanes, vinyl-ester-based coatings, and some aliphatic polyurethanes and polyurea formulations, have proven to be effective under these headspace conditions. The more flexible linings are commonly selected...
Book Chapter

Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003364
EISBN: 978-1-62708-195-5
... synthesized from BMIs and aromatic diamine. Following the initial patent disclosures, numerous chemical modifications have been carried out and mixtures formulated to improve processibility and cured resin properties. Melt-processible BMI systems specifically designed for fiber reinforced applications...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006071
EISBN: 978-1-62708-172-6
... of the production. On September 17, 1935, U.S. Patent 2,014,953 was issued to Paul F. Schlingman and Roy H. Kienle for a resin made from “a phenol, aromatic amine and aldehyde, the resulting compositions having good flow, being easily moldable at relatively low molding pressures, without the addition of fillers...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006636
EISBN: 978-1-62708-213-6
... unsaturated bonds, aromatic rings, or heteroatoms. Other sample-specific detectors are based on the ability of an analyte to fluoresce, conduct electricity, or participate in oxidation or reduction reactions. Refractive index (RI) detectors are universal detectors. These detectors compare the refraction...