1、Designation:D90711a Designation: D907 12Standard Terminology ofAdhesives1This standard is issued under the fixed designation D907; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses i
2、ndicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This terminology standard is a compilation of definitions used in the science and technology of the adhesives industry. Termsthat are generally understood or
3、adequately defined in other readily available sources are not included.1.2 Any changes in this standard since 1988 are documented as follows:1.2.1 Appendix X1 gives a history of revisions made since 1988. Table X1.1 lists the terms that are affected as: (1) TermsAdded,(2) Terms Revised, and (3) Term
4、s Deleted.1.2.1.1 In Table X1.1, the year of publication in Volume 15.06 is shown in parentheses following the term.1.2.2 In the text of the standard, the year of publication is shown following each definition. Also, the following codes areincluded after the year of publication to describe the type
5、change that was made: (A) Addition, (R) Revision, or (E) Edited.1.2.3 Deletions are shown in Appendix X1, suitably footnoted. The deleted terms do not appear in the text of the standard.1.2.4 Any special circumstances not covered by 1.2.2 and 1.2.3 are documented in Table X1.1, suitably footnoted.2.
6、 Referenced Documents2.1 ASTM Standards:2D618 Practice for Conditioning Plastics for TestingD2849 Methods of Testing Urethane Foam Polyol Raw Materials3D2507 Terminology of Rheological Properties of Gelled Rocket PropellantsD2990 Test Methods for Tensile, Compressive, and Flexural Creep and Creep-Ru
7、pture of PlasticsD3983 Test Method for Measuring Strength and Shear Modulus of Nonrigid Adhesives by the Thick-Adherend Tensile-LapSpecimenD4027 Test Method for Measuring Shear Properties of Structural Adhesives by the Modified-Rail TestD4317 Specification for Polyvinyl Acetate-Based Emulsion Adhesi
8、vesD4499 Test Method for Heat Stability of Hot-Melt AdhesivesD4680 Test Method for Creep and Time to Failure of Adhesives in Static Shear by Compression Loading (Wood-to-Wood)D5266 Practice for Estimating the Percentage of Wood Failure in Adhesive Bonded JointsE6 Terminology Relating to Methods of M
9、echanical Testing3. Terminologyacceptance test, na test, or series of tests conducted by the procuring agency, or an agent thereof, upon receipt to determinewhether an individual lot of materials conforms to the purchase order or contract or to determine the degree of uniformity ofthe material suppl
10、ied by the vendor, or both. (Compare preproduction test and qualification test.)acid number, nthe quantity of base, expressed in milligrams of potassium hydroxide, that is required to titrate acidic constituentspresent in1gofsample. (1992) (A) D2849, D20adhere, vto cause two surfaces to be held toge
11、ther by adhesion.adherend, na body held to another body by an adhesive.adherend preparation, nsee surface preparation.adhesion, nthe state in which two surfaces are held together by interphase forces.mechanical adhesion, nadhesion between surfaces in which the adhesive holds the parts together by in
12、terlocking action.specific adhesion, nadhesion between surfaces which are held together by intermolecular forces of a chemical or physicalnature. (2000) (R)1This terminology is under the jurisdiction of ASTM Committee D14 on Adhesives and is the direct responsibility of Subcommittee D14.04 on Termin
13、ology.Current edition approved Dec.May 1, 2011.2012. Published JanuaryJuly 2012. Originally approved in 1947. Last previous edition approved in 2011 asD90708b.D907 11A. DOI: 10.1520/D0907-11A. 10.1520/D0907-12.2For referenced ASTM standards, visit the ASTM website, www.astm.org, or contact ASTM Cust
14、omer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.3Withdrawn. The last approved version of this historical standard is referenced on www.astm.org.1This document is not an ASTM standard and is intende
15、d only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current
16、versionof the standard as published by ASTM is to be considered the official document.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.adhesion failure, nrupture of an adhesive bond in which the separation appears visually to be at the
17、 adhesive/adherend interface.adhesion promoter, na substance used to improve bonding of the adhesive to the substrate. (Compare coupling agent andprimer.)DISCUSSIONThe adhesion promoter may be added to an adhesive formulation or applied to the substrate.adhesive, na substance capable of holding mate
18、rials together by surface attachment. (See also glue, gum, mucilage, paste,resin, and sizing.)DISCUSSIONAdhesive is the general term and includes among others cement, glue, mucilage, and paste. These terms are loosely usedinterchangeably. Various descriptive adjectives are applied to the term adhesi
19、ve to indicate certain characteristics as follows:(1) Physical form, that is, liquid adhesive, tape adhesive(2) Chemical type, that is, silicate adhesive, resin adhesive(3) Materials bonded, that is, paper adhesive, metal-plastic adhesive(4) Conditions of use, that is, hot-setting adhesiveadhesive,
20、assembly, nsee assembly adhesive.adhesive, bulk, nsee bulk adhesive.adhesive, casein, nsee casein adhesive.adhesive, cellular, nsee cellular adhesive.adhesive, cold-setting, nsee cold-setting adhesive.adhesive, contact, nsee contact adhesive.adhesive, foamed, nsee foamed adhesive.adhesive, gap-filli
21、ng, nsee gap-filling adhesive.adhesive, heat activated, nsee heat activated adhesive.adhesive, hot-melt, nsee hot-melt adhesive.adhesive, hot-setting, nsee hot-setting adhesive.adhesive, intermediate-temperature-setting , nsee intermediate-temperature-setting adhesive.adhesive, mastic, nsee mastic a
22、dhesive.adhesive, multiple-layer, nsee multiple-layer adhesive.adhesive, polyvinyl acetate emulsion, nsee polyvinyl acetate emulsion adhesive.adhesive, pressure-sensitive, nsee pressure-sensitive adhesive.adhesive, room-temperature-setting, nsee room-temperature-setting adhesive.adhesive, separate a
23、pplication, nsee separate-application adhesive.adhesive, solvent, nsee solvent adhesive.adhesive, solvent-activated, nsee solvent-activated adhesive.adhesive, structural, nsee structural adhesive.adhesive, warm-setting, nsee warm-setting adhesive.adhesive, urea-formaldehyde, nsee urea-formaldehyde a
24、dhesive.adhesive, anaerobic, nsee anaerobic adhesive.adhesive dispersion, nsee dispersion. (Compare to emulsion.)adhesive joint, nlocation at which two adherends are held together with adhesive.adhesive-joint failure, nthe locus of fracture occurring in an adhesively-bonded joint resulting in a loss
25、 of load-carryingcapability. (See also adhesion failure and cohesion failure.) (1995) (A)substrate failure, nin characterizing the locus of an adhesive-joint failure, the fracture occurring within the substrate. (Seecohesion failure.)aggressive tack, nsee aggressive tack under tack.aging time, nsee
26、joint conditioning time.amylaceous, adjpertaining to, or of the nature of, starch; starchy.anaerobic adhesive, nan adhesive that is kept in the uncured state by oxygen, as in air, and that cures in the absence of oxygenwhen exposed to metal ions, especially copper or iron. (1990) (A)apparent viscosi
27、ty, nin non-Newtonian behavior, the ratio of the shearing stress to the rate of shear of a fluid, given at thecorresponding shearing stress.assembly, nsee adhesive assembly.assembly adhesive, nan adhesive that can be used for bonding parts together, such as in the manufacture of a boat, airplane,fur
28、niture, and the like.DISCUSSIONThe term assembly adhesive is commonly used in the wood industry to distinguish such adhesives (formerly called “joint glues”) fromthose used in making plywood (sometimes called “veneer glues”). It is applied to adhesives used in fabricating finished structures or good
29、s, orsubassemblies thereof, as differentiated from adhesives used in the production of sheet materials for sale as such, for example, plywood or laminates.D907 122assembly (for adhesives), na group of materials or parts, including adhesive, placed together for bonding or which has beenbonded togethe
30、r.assembly time, nthe time interval between applying the adhesive on the substrate and the application of pressure, or heat, orboth, to the assembly. (See also closed assembly time and open assembly time.) (1990) (R)DISCUSSIONFor assemblies involving multiple layers or parts, the assembly begins wit
31、h applying the adhesive on the first substrate.A-stage, nan early stage in the preparation of certain thermosetting resins, in which the material is still soluble in certain liquids,and fusible.autohesion, nadhesion developed by interdiffusion of the molecules of two surfaces of the same material an
32、d consequentobliteration of the interface between them. (Sometimes called “autoadhesion.”) (Compare blocking.) (1990) (A)bag molding, na method of molding or bonding involving the application of fluid pressure, usually by means of air, steam,water, or vacuum, to a flexible cover which, sometimes in
33、conjunction with the rigid die, completely encloses the material tobe bonded.batch, nthe manufactured unit or a blend of two or more units of the same formulation and processing. (Compare manufacturedunit.)binder, nin adhesive compounds, a component of an adhesive composition that is primarily respo
34、nsible for its mechanicalstrength and adhesion. (2005) (R)blister, nan elevation of the surface of varied contour and dimensions, with a void beneath it. (2005) (R)blocked curing-agent, na curing or hardening agent temporarily rendered unreactive, which can be reactivated as desired byphysical or ch
35、emical means.blocking, nan undesired adhesion between touching layers of a material, such as occurs under moderate pressure during storageor use.bond, nthe attachment between an adhesive and an adherend.edge joint, nin wood bonding, a type of laminate joint made by bonding adherends edge-to-edge wit
36、h grain directions parallelto form wider stock.face joint, nin wood bonding, a type of laminate joint made by bonding adherends face-to-face with grain directions parallelto form thicker stock.laminate joint, nin wood bonding, a joint made by bonding layers of adherends face-to-face or edge-to-edge
37、to form thickeror wider stock.bond, vto join adherends by means of an adhesive.bondline, nthe layer of adhesive which attaches two adherends. (See interphase.) (2005) (R)bond strength, nthe unit load applied to tension, compression, flexure, peel, impact, cleavage, or shear, required to break anadhe
38、sive assembly with failure occurring in or near the plane of the bond. (See also adhesion and bond.)DISCUSSIONThe term adherence is frequently used in place of bond strength.dry strength, nthe strength of an adhesive joint determined immediately after drying under specified conditions or after aperi
39、od of conditioning in a standard laboratory atmosphere.wet strength, nthe strength of an adhesive joint determined immediately after removal from a liquid in which it has beenimmersed under specified conditions of time, temperature, and pressure.DISCUSSIONThe term is commonly used alone to designate
40、 strength after immersion in water. In latex adhesives the term is also used to describethe joint strength when the adherends are brought together with the adhesive still in the wet state.B-stage, nan intermediate stage in the reaction of certain thermosetting resins in which the material swells whe
41、n in contact withcertain liquids and softens when heated, but may not entirely dissolve or fuse.built-up laminated wood, nsee built-up laminated wood under wood laminate.bulk adherend, nas related to interphase, the adherend, unaltered by the adhesive. (Compare to bulk adhesive.) (1988) (A)bulk adhe
42、sive, nas related to interphase, the adhesive, unaltered by the adherend. (Compare to bulk adherend.) (1988) (A)casein adhesive, nan aqueous colloidal dispersion of casein that may be prepared with or without heat, may contain modifiers,inhibitors, and secondary binders to provide specific adhesive
43、properties, and includes a subclass, usually identified as caseinglue, that is based on a dry blend of casein, lime, and sodium salts, mixed with water and prepared without heat. (1989) (A)catalyst, na substance that initiates or changes the rate of chemical reaction, but is not consumed or changed
44、by the reaction.(See also hardener .) (Compare inhibitor.)(1990) (R)caul, na sheet of material employed singly or in pairs in hot or cold pressing of assemblies being bonded.DISCUSSIONA caul is used to protect either the faces of the assembly or the press platens, or both, against marring and staini
45、ng to prevent sticking;to facilitate press loading; to impart a desired surface texture or finish; and to provide uniform pressure distribution.DISCUSSIONA caul may be made of any suitable material such as aluminum, stainless steel, hardboard, fiberboard, or plastic; the length and widthdimensions b
46、eing generally the same as those of the plates of the press where it is used.cellular adhesivesee foamed adhesive.D907 123cement, nsee Discussion under adhesive.cement, vsee bond.cleavage, nin an adhesively bonded joint, a separation in the joint caused by wedge or other crack-opening type action. (
47、1994)(A)cleavage-peel strength, nthe force per unit width of bondline required to produce progressive separation by wedge or othercrack-opening type action of two adherends where one or both undergo significant bending. (1994) (A)cleavage strength, nthe force per unit width of bond line required to
48、produce progressive separation by wedge or othercrack-opening type action of two adherends.closed assembly time, nthe time between the assembling of adhesive-coated surfaces and the application of heat and/or pressureto set the adhesive.cohesion, nthe state in which the constituents of a mass of mat
49、erial are held together by chemical and physical forces. (1992)(R)cohesion failure; cohesive failure, nrupture of a bonded assembly in which the separation appears visually to be in the adhesiveor the adherend.cohesive blocking, nsee blocking.cold flowsee creep.cold pressing, na bonding operation in which an assembly is subjected to pressure without the application of heat.cold-setting adhesive, nan adhesive that sets without the application of heat.colophony, nsee rosin.condensation, n
