1、Designation:C131511Standard Specification forLiquid Membrane-Forming Compounds Having SpecialProperties for Curing and Sealing Concrete1This standard is issued under the fixed designation C1315;the number immediately following the designation indicates the year oforiginal adoption or,in the case of
2、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.Scope*1.1 This specification provides requirements for membrane-forming liquids suitable for use as curing comp
3、ounds andsealers on freshly placed concrete and as sealers on hardenedconcrete.These membranes have special properties,such as,alkali resistance,acid resistance,adhesion-promoting qualities,and resistance to degradation by UV light.NOTE1For liquid membrane-forming curing compounds specifiedprimarily
4、 by their ability to retain water in newly placed concrete(and bydrying time,and for white pigmented products,reflectance),see Specifi-cation C309.1.2 The values stated in SI units are to be regarded as thestandard.(Inch pound units are shown in parentheses).1.3 The following precautionary caveat pe
5、rtains only to thetest methods portion,Section 8,of this specification.Thisstandard does not purport to address all of the safety concerns,if any,associated with its use.It is the responsibility of the userof this standard to establish appropriate safety and healthpractices and determine the applica
6、bility of regulatory limita-tions prior to use.1.4 This is a performance specification.The allowablecomposition of products covered by this specification is limitedby various local,regional,and national regulations.Issuesrelated to air quality(solvent emission),worker exposure,andother hazards are n
7、ot addressed here.It is the responsibility ofthe producers and users of these materials to comply withpertinent regulations.WarningSome VOC exempt solvents used to meet theregulations are extremely flammable with low auto ignitiontemperatures and rapid evaporation rates.Consult the manu-facturers pr
8、oduct information sheet for important applicationand safety information.2.Referenced Documents2.1 ASTM Standards:2C156 Test Method for Water Loss from a Mortar SpecimenThrough Liquid Membrane-Forming Curing Compoundsfor ConcreteC309 Specification for Liquid Membrane-Forming Com-pounds for Curing Con
9、creteD869 Test Method for Evaluating Degree of Settling of PaintD1308 Test Method for Effect of Household Chemicals onClear and Pigmented Organic FinishesD1309 Test Method for Settling Properties of Traffic PaintsDuring StorageD1544 Test Method for Color of Transparent Liquids(Gard-ner Color Scale)D
10、1734 Practice for Making Cementitious Panels for TestingCoatingsD2369 Test Method for Volatile Content of CoatingsD2371 Test Method for Pigment Content of Solvent-Reducible PaintsD3723 Test Method for Pigment Content of Water-EmulsionPaints by Low-Temperature AshingD4541 Test Method for Pull-Off Str
11、ength of Coatings UsingPortable Adhesion TestersE1347 Test Method for Color and Color-Difference Mea-surement by Tristimulus ColorimetryG154 Practice for Operating Fluorescent LightApparatus forUV Exposure of Nonmetallic Materials2.2 Other Standard:ANSI A136.11992 Type I Organic Adhesives for Instal
12、la-tion of Ceramic Tile33.Classification3.1 The following types of liquid membrane-forming com-pounds are included:1This specification is under the jurisdiction of ASTM Committee C09 onConcrete and Concrete Aggregates and is the direct responsibility of SubcommitteeC09.22 on Materials Applied to New
13、 Concrete Surfaces.Current edition approved June 1,2011.Published June 2011.Originallyapproved in 1995.Last previous edition approved in 2008 as C131508.DOI:10.1520/C1315-11.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annu
14、al Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3American National Standard Specifications for the Installation of Ceramic Tile,1992,Tile Council of America,P.O.Box 1787,Clemson,SC 29633-1787.*A Summary of Changes section appears at the end
15、 of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 3.1.1 Type IClear or translucent,and3.1.2 Type IIWhite pigmented.3.2 The curing compound shall conform to one of thefollowing classes:3.2.1 Class A curing compounds conform
16、to the require-ments of 6.4.1,and are essentially non-yellowing,3.2.2 Class B curing compounds conform to the require-ments of 6.4.2,where moderate yellowing is not prohibited,and3.2.3 Class C curing compounds are not restricted withregard to yellowing or darkening,and are for use where thecolor changes are acceptable.NOTE2Polymer materials known to satisfy the durability require-ments of this document include,but are not limited to,chlorinated rubbers,styrene-acrylate and styrene-butadiene copo
