1、Designation: C1311 10Standard Specification forSolvent Release Sealants1This standard is issued under the fixed designation C1311; 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 specification describes the properties of a one-component solvent release sealant for use in building construc-tion. These sealants are generally formula
3、ted to withstand amaximum joint movement of 7.5 % in extension and 7.5 % incompression of the nominal joint width.1.2 The values stated in SI units are to be regarded as thestandard. The values given in parentheses are for informationonly.1.3 The committee with jurisdiction of this specification isn
4、ot aware of any similar specification within ISO or any otherorganization.2. Referenced Documents2.1 ASTM Standards:2C661 Test Method for Indentation Hardness of Elastomeric-Type Sealants by Means of a DurometerC712 Test Method for Bubbling of One-Part, Elastomeric,Solvent-Release Type SealantsC717
5、Terminology of Building Seals and SealantsC1193 Guide for Use of Joint SealantsC1216 Test Method forAdhesion and Cohesion of One-PartElastomeric Solvent Release SealantsC1257 Test Method for Accelerated Weathering of Solvent-Release-Type SealantsC1442 Practice for Conducting Tests on Sealants UsingA
6、rtificial Weathering ApparatusD2202 Test Method for Slump of SealantsD2203 Test Method for Staining from SealantsD2377 Test Method for Tack-Free Time of Caulking Com-pounds and SealantsD2452 Test Method for Extrudability of Oil- and Resin-Base Caulking Compounds3. Terminology3.1 DefinitionsDefinitio
7、ns of the following terms used inthis specification are found in Terminology C717: adhesivefailure (adhesion loss), caulk (v), compound, durometer, hard-ness, joint, primer, seal, sealant, sealing material, and solventrelease sealant.4. Materials and Manufacture4.1 The sealing compound shall be a so
8、lvent release mate-rial compounded to conform to the requirements prescribed inthis specification.4.2 All material and workmanship shall be in accordancewith good commercial practice. The producer is permitted awide latitude in choice of raw materials for making theseproducts. Consequently, there is
9、 no implication that the com-pounds are equivalent in all physical properties.4.3 The manufacturing process shall be such as will ensurea homogeneous mix, free of defects that would affect service-ability, and of a consistency suitable for immediate application.5. General Requirements5.1 Standard Co
10、nditionsPerform all of the tests in acontrolled environment at standard conditions. Condition seal-ant samples for at least5hatthese conditions before any testsare performed.5.2 The sealant in the original container shall be suitable foruse for at least 12 months from the date of manufacture whensto
11、red at a temperature neither below 5C (41.0F) norexceeding 27C (80.6F).5.3 The color of the sealant shall be as agreed upon betweenthe purchaser and the manufacturer.5.4 The sealant shall be intended for use only on clean, drysurfaces. When a primer is recommended by a manufacturerfor a specific sub
12、strate, all tests on that substrate shall include1This specification is under the jurisdiction of ASTM Committee C24 onBuilding Seals and Sealants and is under the direct responsibility of SubcommitteeC24.10 on Specifications, Guides and Practices.Current edition approved March 1, 2010. Published Ap
13、ril 2010. Originallyapproved in 1995. Last previous edition approved in 2002 as C131102. DOI:10.1520/C1311-10.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the st
14、andards Document Summary page onthe ASTM website.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.the primer. The proper use of primers (or surface conditioners)with the application of sealants is described in detail in GuideC1193. Th
15、is guide also describes proper methods for jointdesign, backup materials, surface preparation, tooling of seal-ant, and other important procedures in sealant application inbuildings.6. Significance and Use6.1 This specification describes solvent release sealants forgeneral caulking and sealing opera
16、tions in building construc-tion. However, it should be recognized by the user that not allsealants meeting this specification are suitable for all applica-tions and all substrates and that there is no implication that thesealants are equivalent in all physical properties.6.2 Refer to Guide C1193 for
17、 information on the proper useof sealants meeting this specification.7. Physical Requirements7.1 Indentation HardnessThe sealant shall have durom-eter hardness with a mean value of not more than 50 units whentested in accordance with Test Method C661.7.2 BubblingThe sealant shall exhibit no more tha
18、n 650mm2(1.0 in.2) in bubbling when tested in accordance with TestMethod C712.7.3 Adhesion and Cohesion After Cyclic MovementThesealant shall have no more than 9.0 cm2(1.5 in.2) total failureper substrate when tested in accordance to Test Method C1216.7.4 Accelerated WeatheringThe sealant shall be r
19、ated nohigher than a 3 for Edge Cracking, 3 for Center Cracking, and3 for Adhesion Loss when tested in accordance with 7.4.1.Color change is to no more than that as agreed upon betweenuser and manufacturer.7.4.1 The sealant is exposed to 1 cycle (1000 h) using aFluorescent UV/Condensation Machine as
20、 described in TestMethod C1257 Section 6.1.1, or a xenon-arc apparatus de-scribed in Test Method C1257 Section 6.1.2. As mentioned inthat standard, when using irradiance values other than speci-fied, consult Annex A1 of Test Method C1442.7.5 SlumpThe sealant shall have a slump of not more than0.40 c
21、m (0.15 in.) when tested in accordance with Test MethodD2202.7.6 StainingThe sealant shall have a stain index of nomore than 3 when tested in accordance with Test MethodD2203.7.7 Tack-Free TimeThe sealant shall have a tack-free timeof not more than 72.0 h when tested in accordance with TestMethod D2
22、377.7.8 Extrudability After AgingThe sealant shall have a flowrate of not more than 9.0 s/mL when tested in accordance withTest Method D2452.7.9 A summary of the physical requirements is contained inTable 1.8. Test Methods8.1 Indentation HardnessRefer to Test Method C661.8.2 BubblingRefer to Test Me
23、thod C712.8.3 Adhesion and Cohesion After Cyclic MovementReferto Test Method C1216.8.4 Accelerated WeatheringRefer to Test Method C1257.8.5 SlumpRefer to Test Method D2202.8.6 StainingRefer to Test Method D2203.8.7 Tack-Free TimeRefer to Test Method D2377.8.8 Extrudability After AgingRefer to Test M
24、ethodD2452.9. Packaging and Package Marking9.1 Unless otherwise specified in the contract or order, thesealant shall be packaged in standard commercial containersconstructed so as to ensure acceptance by common or othercarrier for safe transportation to the point of delivery.9.2 Shipping containers
25、shall be marked with the name,grade, and quantity of the sealant contained therein, as definedby the contract or order under which shipments are made. Thename of the supplier and the lot or batch shall also be shown.10. Keywords10.1 accelerated weathering; application life; bubbling; ex-trusion rate
26、; sealant; sealing compound (sealing material);slump; solvent-release sealant; staining; tack freeTABLE 1 Physical RequirementsProperty Requirement Test MethodExtrudability 9/s/mL, max D2452Indentation hardness 50, max C661Bubbling 25 %, max C712Adhesive and cohesive loss 9 cm2(1.5 in.2), max persub
27、strateC1216Slump 0.38 cm (0.15 in.), max D2202Stain index 3, max D2203Tack-free time 72 h, max D2377Accelerated weathering 10000 h exposure C1257Edge cracking 3, maxCenter cracking 3, maxAdhesion loss 3, maxColor Change as agreedC1311 102ASTM International takes no position respecting the validity o
28、f any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to
29、 revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters.
30、Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is c
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