ASTM D1874-1962(2010) Standard Specification for Water- or Solvent-Soluble Liquid Adhesives for Automatic Machine Sealing of Top Flaps of Fiberboard Shipping Cases《纤维板船运箱顶盖自动机密封用水可.pdf
《ASTM D1874-1962(2010) Standard Specification for Water- or Solvent-Soluble Liquid Adhesives for Automatic Machine Sealing of Top Flaps of Fiberboard Shipping Cases《纤维板船运箱顶盖自动机密封用水可.pdf》由会员分享,可在线阅读,更多相关《ASTM D1874-1962(2010) Standard Specification for Water- or Solvent-Soluble Liquid Adhesives for Automatic Machine Sealing of Top Flaps of Fiberboard Shipping Cases《纤维板船运箱顶盖自动机密封用水可.pdf(2页珍藏版)》请在麦多课文档分享上搜索。
1、Designation: D1874 62 (Reapproved 2010)Standard Specification forWater- or Solvent-Soluble Liquid Adhesives for AutomaticMachine Sealing of Top Flaps of Fiberboard ShippingCases1This standard is issued under the fixed designation D1874; the number immediately following the designation indicates the
2、year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers starch, dextrin, casein, r
3、esinbase, and other liquid adhesives (excepting pressure-sensitivetypes) used for sealing the top flaps of fiberboard shippingcases. It includes provisions for adhesive selection based on:(1) satisfactory machining characteristics on specific equip-ment, and (2) adequate adhesion under specified sto
4、rageconditions. This specification further provides for the controlof uniformity between lots of an adhesive selected on the abovebases by limiting variations in nonvolatile content and viscos-ity.1.2 This specification provides bases for adhesive selectionas well as product uniformity control. Test
5、 methods arespecified for measuring (1) nonvolatile content, (2) consis-tency, and (3) bonding permanency under specified storageconditions.1.3 The values stated in acceptable metric units are to beregarded as the standard. The values given in parentheses areprovided for information purposes only.2.
6、 Referenced Documents2.1 ASTM Standards:2D907 Terminology of AdhesivesD1084 Test Methods for Viscosity of AdhesivesD1489 Test Method for Nonvolatile Content of AqueousAdhesivesD1581 Test Method for Bonding Permanency of Water- orSolvent-Soluble Liquid Adhesives for Labeling GlassBottles3D1714 Test M
7、ethod fro WaterAbsorptiveness of FiberboardSpecimens for Adhesives33. Terminology3.1 Many terms in this specification are defined in Termi-nology D907.4. Physical Properties4.1 The general consistency shall be uniform, and theadhesive shall be free of lumps and particles.4.2 The machining properties
8、 shall be such that the adhesive(when diluted in accordance with to the manufacturers instruc-tions) shall not string when machine transfer surfaces areseparated, shall not build up excessively on machine parts, andshall not foam.4.3 The bonding permanency of the adhesive shall providea minimum of 7
9、5 % paper fiber tear when tested under theexposure conditions specified in the contract or purchase order.The exposure conditions shall be selected from those in Table 1of Test Method D1581.5. Permissible Variations5.1 The nonvolatile content of the adhesive shall be within61.5 % of that specified i
10、n the contract or purchase order.5.2 The consistency of the adhesive shall be within 620 %of that specified in the contract or purchase order.6. Sampling6.1 The adhesive sample shall be a 0.9-L (1-qt) aliquotconsisting of a composite taken when possible from three ormore separate containers chosen a
11、t random. Samples also shallbe taken from containers that appear to be nonrepresentativeand shall be tested separately. Before a sample is withdrawn,mix the contents in the container to uniform consistency. Placethe sample immediately in an airtight glass jar until tested.6.2 Samples of adhesives us
12、ed on fiberboard cases shall beof the same type used on the production line. Samples ofboards used for all bonding permanency tests shall be within adefined range of water absorptiveness to eliminate this variablefrom the test. The specific range shall be selected by the1This specification is under
13、the jurisdiction of ASTM Committee D14 onAdhesives and is the direct responsibility of Subcommittee D14.50 on Hot MeltPressure Sensitive Archive Adhesives.Current edition approved Oct. 1, 2010. Published October 2010. Originallyapproved in 1961. Last previous edition approved in 2004 as D1874 62 (20
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