ImageVerifierCode 换一换
格式:PDF , 页数:4 ,大小:86.69KB ,
资源ID:174676      下载积分:13 积分
快捷下载
登录下载
邮箱/手机:
温馨提示:
快捷下载时,用户名和密码都是您填写的邮箱或者手机号,方便查询和重复下载(系统自动生成)。 如填写123,账号就是123,密码也是123。
特别说明:
请自助下载,系统不会自动发送文件的哦; 如果您已付费,想二次下载,请登录后访问:我的下载记录
支付方式: 支付宝扫码支付 微信扫码支付   
验证码:   换一换

加入VIP,免费下载
 

温馨提示:由于个人手机设置不同,如果发现不能下载,请复制以下地址【https://www.wnwk.com/docdown/174676.html】到电脑端继续下载(重复下载不扣费)。

已注册用户请登录:
账号:
密码:
验证码:   换一换
  忘记密码?
三方登录: QQ登录  

下载须知

1: 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。
2: 试题试卷类文档,如果标题没有明确说明有答案则都视为没有答案,请知晓。
3: 文件的所有权益归上传用户所有。
4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
5. 本站仅提供交流平台,并不能对任何下载内容负责。
6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。

版权提示 | 免责声明

本文(ASTM_D_6038_-_14.pdf)为本站会员(益****师)主动上传,蜗牛文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知蜗牛文库(发送邮件至admin@wnwk.com或直接QQ联系客服),我们立即给予删除!

ASTM_D_6038_-_14.pdf

1、Designation:D603814Standard Test Methods forDetermining the Compatibility of Resin/Solvent Mixtures byPrecipitation Temperature(Cloud Point)1This standard is issued under the fixed designation D6038;the number immediately following the designation indicates the year oforiginal adoption or,in the cas

2、e 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.Scope*1.1 These test methods cover the manual and automaticprocedures for testing the compatibility of lit

3、hographic inkresins in high boiling ink solvents by precipitation temperature(cloud point)in a range from 35 to 210C.1.2 The manual procedure in this test method uses labora-tory equipment generally available in a normal,well-equippedlaboratory.The automated procedure uses a programmablecloudpoint t

4、ester.1.3 This test method is for use with ink resins intendedmainly for oil-based offset and letterpress inks.The type ofresins are typically,but not limited to C9aromatic hydrocarbonresins,modified dicyclopentadiene resins,rosin pentaerythritolor glycerol esters,phenolic modified rosin esters,male

5、icanhydride modified-rosin esters,and naturally occurring resinssuch as gilsonite.1.4 A resin solution or ink vehicle could also be used in thistest instead of the resin.1.5 The typical high boiling solvents to be used are C12toC16petroleum distillates.1.6 To avoid fire or injury,or both,to the oper

6、ator,this testmethod should not be used with low flash point solvents suchas toluene or xylene.The minimum flash point of the solventsused should be 60C as determined by Test Method D56.NOTE1Users of this test method should be aware that the flash pointof many solvents used for this test(as defined

7、in Test Methods D56 andD1310)is exceeded in the heating cycle of this test method.Safetyprecautions should be taken since there is the potential for vapor ignition.The method outlined should be done in a shielded exhaust hood,wherethere is access to a fire extinguisher if needed.1.7 The values state

8、d in SI units are to be regarded asstandard.No other units of measurement are included in thisstandard.1.8 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and heal

9、th practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2D56 Test Method for Flash Point by Tag Closed Cup TesterD1310 Test Method for Flash Point and Fire Point of Liquidsby Tag Open-Cup ApparatusE180 Practice for Determining the

10、 Precision of ASTMMethods for Analysis and Testing of Industrial and Spe-cialty Chemicals(Withdrawn 2009)3E691 Practice for Conducting an Interlaboratory Study toDetermine the Precision of a Test Method3.Terminology3.1 Definitions:3.1.1 cloud point,n(precipitation temperature)the tem-perature at whi

11、ch a resin/solvent mixture changes from clear toturbid and opaque.3.1.2 compatibility,nresin and solvent mixture forms aclear,homogeneous,and stable solution at room temperature.3.1.3 incompatibility,nresin and solvent mixture does notform a uniform solution and may be in two phases or opaque.3.1.4

12、precipitation,nresin separates from the resin/solventmixture.3.1.5 solubility,nthe degree of resin compatibility in agiven solution.4.Summary of Test Method4.1 A 10%by weight mixture of the resin(or ink vehicle)to be tested in the reference solvent(or vice versa)is heated ina test tube and stirred u

13、ntil a clear solution is obtained.1These test methods are under the jurisdiction of ASTM Committee D01 onPaint and Related Coatings,Materials,and Applications and are the directresponsibility of Subcommittee D01.37 on Ink Vehicles.Current edition approved Jan.1,2014.Published January 2014.Originally

14、approved in 1996.Last previous edition approved in 2005 as D6038 051.DOI:10.1520/D6038-14.2For 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 standards Document Summary

15、page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 4.2 The solution

16、is allowed to cool.The cloud point is thelowest temperature that can be read on a thermometer,posi-tioned at the back wall of the test tube,or in the case of theautomated tester,before the solution reaches the preset turbid-ity level.4.3 If the solution remains clear at room temperature,thetest tube is cooled(cold water,ice water,or dry ice/acetonebath)until the cloud point can be recorded.(Cooling belowambient temperature can only be done in the manual method.)5.Significance and Use5.1 These te

copyright@ 2008-2023 wnwk.com网站版权所有

经营许可证编号:浙ICP备2024059924号-2