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    <title>Transport Research International Documentation (TRID)</title>
    <link>https://trid.trb.org/</link>
    <atom:link href="https://trid.trb.org/Record/RSS?s=PHNlYXJjaD48cGFyYW1zPjxwYXJhbSBuYW1lPSJzdWJqZWN0bG9naWMiIHZhbHVlPSJvciIgLz48cGFyYW0gbmFtZT0idGVybXNsb2dpYyIgdmFsdWU9Im9yIiAvPjxwYXJhbSBuYW1lPSJsb2NhdGlvbiIgdmFsdWU9IjAiIC8+PC9wYXJhbXM+PGZpbHRlcnM+PGZpbHRlciBmaWVsZD0ic2VyaWFsIiB2YWx1ZT0iJnF1b3Q7Sm91cm5hbCBQYWludCBUZWNobm9sb2d5JnF1b3Q7IiBvcmlnaW5hbF92YWx1ZT0iJnF1b3Q7Sm91cm5hbCBQYWludCBUZWNobm9sb2d5JnF1b3Q7IiAvPjwvZmlsdGVycz48cmFuZ2VzIC8+PHNvcnRzPjxzb3J0IGZpZWxkPSJwdWJsaXNoZWQiIG9yZGVyPSJkZXNjIiAvPjwvc29ydHM+PHBlcnNpc3RzPjxwZXJzaXN0IG5hbWU9InJhbmdldHlwZSIgdmFsdWU9InB1Ymxpc2hlZGRhdGUiIC8+PC9wZXJzaXN0cz48L3NlYXJjaD4=" rel="self" type="application/rss+xml" />
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    <language>en-us</language>
    <copyright>Copyright © 2026. National Academy of Sciences. All rights reserved.</copyright>
    <docs>http://blogs.law.harvard.edu/tech/rss</docs>
    <managingEditor>tris-trb@nas.edu (Bill McLeod)</managingEditor>
    <webMaster>tris-trb@nas.edu (Bill McLeod)</webMaster>
    <image>
      <title>Transport Research International Documentation (TRID)</title>
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      <link>https://trid.trb.org/</link>
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    <item>
      <title>NEW RADIOISOTOPE TRACER TECHNIQUE FOR MEASURING WATER PERMEABILITY OF COATING FILMS</title>
      <link>https://trid.trb.org/View/106867</link>
      <description><![CDATA[A NEW RADIOCHEMICAL METHOD OF MEASURING THE PERMEABILITY CONSTANT AND THE DIFFUSION RATE OF WATER VAPOR THROUGH A POLYMER FILM IS PRESENTED. THE NEW METHOD IS FOUND TO BE MORE PRECISE, RAPID AND SENSITIVE THAN THE ASTM STANDARD METHOD. THE NEW METHOD IS ALSO FOUND TO BE USEFUL IN THE INVESTIGATION OF IMPORTANT PARAMETERS INFLUENCING PERMEABILITY OF WATER VAPOR. SUCH VERSATILITY IS NOT POSSESSED BY OTHER REPRTED RADIOCHEMICAL METHODS OR BY THE ASTM STANDARD METHOD. /AUTHOR/]]></description>
      <pubDate>Thu, 22 Dec 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/106867</guid>
    </item>
    <item>
      <title>ACCELERATING THE ACCELERATED WEATHERING TEST</title>
      <link>https://trid.trb.org/View/110084</link>
      <description><![CDATA[THE EVER-INCREASING DURABILITY OF ORGANIC FINISHES POSES A SERIOUS PROBLEM TO THE PAINT FORMULATOR IN THAT YEARS OF EXTERIOR EXPOSURE MAY BE REQUIRED TO ESTABLISH THE RELATIVE PERFORMANCE OF A NEW PRODUCT. ACCELERATED WEATHERING IS THE ONLY POSSIBLE ANSWER. AN OPERATING TECHNIQUE, THE DEW CYCLE, HAS BEEN FOUND TO GREATLY ACCELERATE THE PRODUCTION OF FILM BREAKDOWN IN THE ATLAS XW-R WEATHER-OMETER AND HAS SHOWN A HIGH LEVEL OF CORRELATION WITH FLORIDA EXTERIOR EXPOSURE. /AUTHOR/]]></description>
      <pubDate>Tue, 27 Sep 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/110084</guid>
    </item>
    <item>
      <title>ALKALINE MATERIAL LIBERATED INTO ATMOSPHERE FROM NEW CONCRETE</title>
      <link>https://trid.trb.org/View/95547</link>
      <description><![CDATA[THE ODOR-PRODUCING SUBSTANCE CONTAINED IN THE AIR IN A NEWLY CONSTRUCTED CONCRETE HOUSE WAS EXAMINED. IT CONSISTS OF VERY SMALL PARTICLES DISPERSED IN THE AIR AFTER BEING EMITTED FROM THE CONCRETE BODY AND IS COMPOSED OF THE USUAL ELEMENTS CONTAINED IN RAW CEMENT. ITS ALKALINITY, SUPPOSED TO HAVE COME FROM CALCIUM, ATTACKS SOME SUBSTANCES USED IN ART OBJECTS, FOR INSTANCE, HARDENED LINSEED OIL, SILK, AND PIGMENTS. A FEW METHODS OF PREVENTING THE HARM ARE SUGGESTED, BUT FURTHER INVESTIGATION ON COATING MATERIALS IS NECESSARY. /AUTHOR/]]></description>
      <pubDate>Sun, 18 Sep 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/95547</guid>
    </item>
    <item>
      <title>THE RHEOLOGY AND APPLICATION CHARACTERISTICS OF THIXOTROPIC COATINGS</title>
      <link>https://trid.trb.org/View/110093</link>
      <description><![CDATA[THE RHEOLOGY OF THIXOTROPIC COATINGS IS INVESTIGATED USING A NARROW GAP WIDTH CONCENTRIC CYLINDER VISCOMETER EQUIPPED WITH AN ELECTRONIC RECORDER. STRESS DECAY AND RECOVERY EXPERIMENTS AT CONSTANT SHEAR RATES ARE USED TO DEFINE THE TIME DEPENDENT RHEOLOGICAL BEHAVIOR. A MODIFIED THIXOTROPIC LOOP METHOD IS PROPOSED TO APPROXIMATELY DEFINE THE THIXOTROPIC BEHAVIOR OF THE SAMPLES INVESTIGATED. BOTH LOW AND HIGH SHEAR RATE MEASUREMENTS ARE SHOWN TO BE REQUIRED IN ORDER TO PREDICT APPLICATION CHARACTERISTICS. /AUTHOR/]]></description>
      <pubDate>Fri, 16 Sep 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/110093</guid>
    </item>
    <item>
      <title>MECHANISMS OF ADHESION</title>
      <link>https://trid.trb.org/View/95029</link>
      <description><![CDATA[ANALYSIS OF THE ADHESION PROBLEMS INDICATES THAT INSUFFICIENT MOLECULAR CONTACT AT THE ADHESIVE-SUBSTRATE INTERFACE IS THE MAJOR CAUSE FOR POOR ADHESIVE PERFORMANCE. THIS CONCLUSION IS BASED ON SEVERAL THEORETICAL CONSIDERATIONS AND IS CORROBORATED BY A NUMBER OF INDEPENDENT EXPERIMENTAL DATA. THE CONDITIONS UTILIZED FOR PREPARING ADHESIVE BONDS MAY PLAY A MAJOR ROLE IN SETTING THE PERFORMANCE. THE SURFACE ENERGIES AND RHEOLOGICAL BEHAVIOR OF THE ADHESIVE ARE IMPORTANT IN DETERMINING THE RATE OF WETTING. WETTING AND BOND FORMATION MAY BE SYNONYMOUS FOR THE MAJORITY OF CASES. THE MOLECULAR CONFIGURATIONS AND CONFORMATIONS OF POLYMERIC ADHESIVES MAY INFLUENCE THE ADHESIVE PERFORMANCE IN A NUMBER OF WAYS, AND MAY PLAY A SIGNIFICANT ROLE IN ESTABLISHING WHETHER FAILURE OCCURS ADHESIVELY AT THE INTERFACE OR THROUGH COHESIVE FAILURE OF THE ADHESIVE ITSELF. SEVERAL CONTROVERSIAL HYPOTHESES ARE EXAMINED CRITICALLY. /AUTHOR/ REFERENCES' ADVANCES IN CHEM., HUNTSBERGER, J.R., SERIES NO 43, PP 180-188, 1964 J POLYMER SCI., J.R. HUNTSBERGER, 46, PP AL, 2241-2250, 1963. OFFICIAL DIGEST, S. GUSMAN, 34, NO 451, P 884, 1962. ADVANCES IN CHEM., L.H. SHARPE AND H. SCHONHORN, SERIES NO 43, PP 189-201, 1964. CHEM. & ENG. NEWS, J.R. HUNTSBERGER, 42, PP 82-87, NOV 1964 PROCEEDINGS OF SECOND WORKSHOP ON ADHESIVE RESTORATIVE DENTAL MATERIALS, J.R. HUNTSBERGER, PP 7-16, U.S. DEPT. OF HEALTH, EDUCATION & WELFARE, 1965 J. POLYMER SCI., J.R. HUNTSBERGER, 43, PP 581-582, 1960 SCIENCE OF ADHESIVE JOINTS, J.J. BIKERMAN, ACADEMIC PRESS, 1961 J. POLYMER SCI., J.R. HUNTSBERGER, 46, P A1, 1339, 1963 J. PHYS. CHEM., R.J. GOOD AND L.A. GIRIFALCO, 64, P 561, 1960 ADVANCES IN CHEM., R.J. GOOD, SERIES NO 43, 1964 J. PHYS. CHEM., B.J. FONTANA AND J.R. THOMAS, 65, P 488, 1961 J. APPL. POLYMER SCI. 7, S.S. VOYUTSKII AND V.L. VAKULA, P 475, 1963 2ND INTERNATIONAL CONGRESS OF SURFACE ACTIVITY, B.V. DERJAGUIN, ET AL., VOL 3, P 417, 1957 J. APPL. PHYS., S.M. SKINNER, R.L. SAVAGE AND J.E. RUTZLER, 24, P 438, 1953 TREATISE ON ADHESION AND ADHESIVES, J.L. GARDON, ED. R.L. PATRICK, MARCEL DEKKER, 1966.]]></description>
      <pubDate>Thu, 15 Sep 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/95029</guid>
    </item>
    <item>
      <title>FUNDAMENTALS AND PROBLEMS IN COLOR' II. ANALYTICAL ASPECTS OF COLOR SPECTROPHOTOMETRY FOR THE ANALYSIS AND DESCRIPTION OF COLOR</title>
      <link>https://trid.trb.org/View/134378</link>
      <description><![CDATA[A SPECTROPHOTOMETRIC CURVE IS, IN ITSELF, NOT A DESCRIPTION OF COLOR. COLOR DEPENDS ON THE NATURE OF THE LIGHT INCIDENT ON THE OBJECT, ON THE NATURE OF THE OBJECT, AND ON THE CHARACTERISTICS OF THE OBSERVER RESPONSE. SPECTROPHOTOMETRY SERVES TO DESCRIBE EACH OF THESE CONTRIBUTING FACTORS IN TERMS OF NARROW SPECTRAL REGIONS, SO THAT CHANGES IN THE TOTAL COLOR CAN BE COMPUTED, PREDICTED, OR ANALYZED. THIS PAPER WILL BE CONCERNED ONLY WITH THE SPECTRAL CURVE OF THE OBJECT AND HOW THIS INFORMATION CAN BE HELPFUL AND USEFUL FOR SOLVING PROBLEMS ENCOUNTERED IN THE PAINT INDUSTRY. THE APPLICATION OF SPECTROPHOTOMETRIC CURVE INFORMATION IS VALUABLE FOR TWO PURPOSES' /1/ THE DESCRIPTION OF COLOR, AND /2/ THE ANALYSIS OF THE NATURE OF THE OBJECT. BOTH ARE ANALYTICAL IN NATURE. A SERIES OF EXAMPLES OF THE APPLICATION OF SPECTROPHOTOMETRIC TECHNIQUE TO SPECIFIC PROBLEMS ENCOUNTERED IN THE PAINT INDUSTRY ARE GIVEN. /AUTHOR/]]></description>
      <pubDate>Thu, 15 Sep 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/134378</guid>
    </item>
    <item>
      <title>FUNDAMENTALS AND PROBLEMS OF COLOR: II. ANALYTICAL ASPECTS OF COLOR COLORIMETRY</title>
      <link>https://trid.trb.org/View/134379</link>
      <description><![CDATA[COLORIMETRY IS THE MEANS WHEREBY THE COLOR OF AN OBJECT MAY BE EVALUATED NUMERICALLY. THE THREE NUMBERS USED, OR THE TRISTIMULUS VALUES, TAKE INTO ACCOUNT THE QUALITY OF THE ILLUMINATION UNDER WHICH THE SAMPLE IS VIEWED, THE COLOR VISION OF THE OBSERVER, AND THE REFLECTANCE CHARACTERISTICS OF THE SAMPLE. THE SOLUTIONS OF TWO IMPORTANT PAINT PRODUCTION PROBLEMS ARE FACILITATED BY THE USE OF THESE VALUES. COLOR TOLERANCE MAY BE EVALUATED AND THE COLOR OF PRODUCTION BATCHES MAY BE ADJUSTED BY USE OF APPROPRIATE TECHNIQUES. COLORIMETRY MAY ALSO BE USED IN OTHER CASES WHERE PURELY VISUAL PROBLEMS ARE INVOLVED, BUT IT IS SUBJECT TO THE SAME LIMITATION AS THE EYE ITSELF' IT IS NOT EFFECTIVE IN THE ANALYSIS OF PIGMENT COMPOSITION. /AUTHOR/]]></description>
      <pubDate>Thu, 15 Sep 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/134379</guid>
    </item>
    <item>
      <title>FUNDAMENTALS AND PROBLEMS OF COLOR:(1) ANALYTICAL ASPECTS OF COLOR, (2) COLORANT IDENTIFICATION</title>
      <link>https://trid.trb.org/View/134380</link>
      <description><![CDATA[THE USE OF IDENTICAL COLORANTS IN SAMPLE AND STANDARD IS WIDELY RECOGNIZED (BUT NOT WIDELY ENOUGH PRACTICED) AS THE BEST MEANS FOR RAPIDLY OBTAINING SATISFACTORY COLOR MATCHES. ITS MAIN ADVANTAGE IS THAT, WHEN SIMILARLY PREPARED IN THE SAME MATERIAL, THE SAMPLE AND STANDARD CAN HAVE IDENTICAL SPECTRO-PHOTOMETRIC CURVES. THEIR COLORS CAN THEREFORE MATCH TO ALL OBSERVERS AND FOR ALL ILLUMINANTS. IN ORDER TO IDENTIFY THE COLORANTS IN A SAMPLE, AN ANALYSIS OF THEIR CHEMICAL NATURE MUST BE MADE. THREE METHODS ARE IN CURRENT USE: (1) SPECTROPHOTOMETRY OR COLORIMETRY, (2) WET CHEMICAL ANALYSIS (PRIMARILY FOR INORGANIC PIGMENTS), AND (3) THE IDENTIFICATION OF ORGANIC COLORANTS BY THEIR CHARACTERISTIC SOLUTION SPECTRA. OF THESE METHODS, THE THIRD IS BOTH THE MOST USEFUL AND THE LEAST WIDELY PRACTICED. THE ADVANTAGES IT OFFERS ARE DISCUSSED, AND TECHNIQUES FOR EXTRACTING ORGANIC PIGMENTS FROM THE SUBSTRATE ARE GIVEN. SEPARATION TECHNIQUES FOR MIXTURES OF PIGMENTS ARE ALSO DISCUSSED. EXAMPLES ARE GIVEN TO SHOW THE USEFULNESS OF THE TECHNIQUE. /AUTHOR/]]></description>
      <pubDate>Thu, 15 Sep 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/134380</guid>
    </item>
    <item>
      <title>APPLICATION OF THERMAL METHODS OF ANALYSIS TO ORGANIC COATINGS AND RELATED MATERIALS</title>
      <link>https://trid.trb.org/View/110284</link>
      <description><![CDATA[THE USE OF THERMAL ANALYSIS AND ITS SIGNIFICANCE IN SOLVING PROBLEMS INVOLVING COATINGS AND RESINS IS DEMONSTRATED. THE USE OF DIFFERENTIAL THERMAL ANALYSIS FOR THE DETERMINATION OF THE GLASS TRANSITION OF POLYMERS AND PLASTICIZED POLYMER SYSTEMS AND IN THE DETERMINATION OF POLYMER CRYSTALLINITY IS SHOWN. THERMOGRAVIMETRY IS DEMONSTRATED AS A USEFUL TOOL IN THE DETERMINATION OF COPOLYMER COMPOSITION AND IN THE DETERMINATION OF THE THERMAL STABILITY OF POLYMERS. RELATIVE DEGREE OF CROSS- LINKING OR CURE AND THE DETERMINATION OF HEAT DISTORTION TERMPERATURE OF POLYESTERS HAVE BEEN DETERMINED ON THE THERMAL MECHANICAL ANALYZER. SPECIFIC HEATS AND HEATS OF REACTION HAVE BEEN EXAMINED BY THE USE OF MICROCALORIMETRY. /AUTHOR/]]></description>
      <pubDate>Thu, 25 Aug 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/110284</guid>
    </item>
    <item>
      <title>PHILOSOPHY OF TESTING PROGRAMS</title>
      <link>https://trid.trb.org/View/110285</link>
      <description><![CDATA[TEST PROGRAMS ARE DESIGNED TO ESTABLISH PRODUCT BEHAVIOR PATTERNS WITH ENOUGH RELIABILITY TO ESTABLISH WARRANTIES. ATTEMPTS TO DECREASE THE TIME FACTOR ALSO DECREASE DATA RELIABILITY. PAINT FILM FAILURE IS SO COMPLEX THAT ARRHENIUS OR EYRING METHODS CANNOT BE APPLIED. RELIABILITY IS DEPENDENT ON MAINTAINING THE PROPER RELATIONSHIP OF MANY STRESSES, TO KEEP THE FAILURE MODES IN PROPORTION. PRESENT ACCELERATED METHODS FAIL IN THIS RESPECT. A NEW APPROACH IS PROPOSED, MAINTAINING A NORMAL BALANCE OF STRESSES, AND USING SENSITIVE INSTRUMENTATION TO DETECT EARLY CHANGES WHICH CAN BE CALIBRATED AND EXTRAPOLATED TO PREDICT SERVICE LIFE UNDER NORMAL END-USE CONDITIONS. /AUTHOR/]]></description>
      <pubDate>Thu, 25 Aug 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/110285</guid>
    </item>
    <item>
      <title>INTERFACIAL EFFECTS IN SOLID PAINT FILMS RELATED TO SOME FILM PROPERTIES</title>
      <link>https://trid.trb.org/View/110286</link>
      <description><![CDATA[THE MOST IMPORTANT SOLID-SOLID INTERFACES IN PAINT SYSTEMS WHICH AFFECT FILM PROPERTIES ARE THOSE BETWEEN FILM AND SUBSTRATE, WITHIN THE VEHICLE ITSELF AND BETWEEN VEHICLE AND PIGMENT PARTICLES. THE ACTION OF LIQUID WATER ON THESE INTERFACES IS OF SPECIAL INTEREST. THIS PAPER DISCUSSES INTERFACIAL EFFECTS OF WATER ON BLUSHING, PERMEABILITY AND STRESS-STRAIN BEHAVIOR OF PIGMENTED PAINT FILMS. BLUSHING ONLY OCCURRED ABOVE THE GLASS TRANSITION RANGE. BY PERMEATION STUDIES WITH TRITIATED WATER IT IS SHOWN THAT, CONTRARY TO RESULTS OBTAINED WITH PERMEABILITY CUPS, WATER PERMEATION IN FULLY IMMERSED FILMS IS OFTEN STRONGLY ENHANCED BY PIGMENTATION, AT LEAST UP TO SOME DEGREE OF PIGMENT CONCENTRATION. ELASTIC MODULUS, TENSILE STRENGTH AND ULTIMATE ELONAGTION OF FULLY IMMERSED PAINT FILMS PROVIDE EVIDENCE OF THE INFLUENCE OF WATER ON THE PIGMENT-VEHICLE INTERACTION. /AUTHOR/]]></description>
      <pubDate>Thu, 25 Aug 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/110286</guid>
    </item>
    <item>
      <title>ELECTROPHORETIC DEPOSITION OF PAINTS IN FURTHER FIELDS OF OF METAL FINISHING</title>
      <link>https://trid.trb.org/View/106857</link>
      <description><![CDATA[DEVELOPMENT TRENDS IN ELECTROPHORETIC TECHNIQUES ARE BRIEFLY REVIEWED, INCLUDING POSSIBILITIES AND LIMITATIONS FOR THE PROCESS OUTSIDE THE MOTOR INDUSTRY. TYPICAL PROBLEMS REGARDING FORMULATION AND MANUFACTURE OF THE PAINT, THE PRETREATMENT OF SUBSTRATE AND THE COATING PROCESS ARE DISCUSSED FROM THE VIEWPOINT OF THE PAINT TECHNOLOGIST. SUGGESTIONS FOR SOME POSSIBLE SOLUTIONS FOR THE DIFFICULTIES ARE MADE. RESULTS OF COMPARATIVE TESTS ARE GIVEN WHICH ILLUSTRATE THE EFFECT OF SUBSTRATE AND PRETREATMENT UPON THE FILM THICKNESS, APPEARANCE AND RESISTANCE PROPERTIES OF THE FINISH. NEW FIELDS OF APPLICATION FOR ONE-COAT FINISHES AND THE DEVELOPMENT OF ELECTROPHORETIC FLOW COATING PROCESS AND EQUIPMENT ARE DESCRIBED. /AUTHOR/]]></description>
      <pubDate>Thu, 25 Aug 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/106857</guid>
    </item>
    <item>
      <title>SOME ASPECTS OF HAZARD EVALUATION TESTING</title>
      <link>https://trid.trb.org/View/110190</link>
      <description><![CDATA[MANY OF THE RELATIVELY SIMPLE HAZARD EVALUATION TESTS MAY BE USED TO PROVIDE CONSIDERABLE ADDITIONAL INFORMATION IF PROPERLY APPLIED. EXAMPLES ARE GIVEN OF THE INTERRELATIONSHIPS OF VAPOR PRESSURE DATA, FLASH POINTS, AND LOWER EXPLOSIVE LIMITS AND HOW THESE DATA MAY BE USED FOR CHECKING THE RELIABILITY OF RESULTS AND FOR ESTIMATING UNKNOWN VALUES. HOW FLASH POINT PROCEDURES CAN YIELD VERY MISLEADING RESULTS WHEN DEALING WITH MIXTURES IS ALSO DISCUSSED. IN ADDITION, PRECAUTIONS ARE GIVEN IN THE USE AND INTERPRETATION OF AUTOIGNITION AND DIFFERENTIAL THERMAL ANALYSIS DATA. /AUTHOR/]]></description>
      <pubDate>Fri, 19 Aug 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/110190</guid>
    </item>
    <item>
      <title>QUANTITATIVE MEASURE OF PHOTOCHEMICALLY REACTIVE AROMATIC HYDROCARBONS IN ENAMELS AND THINNERS</title>
      <link>https://trid.trb.org/View/110191</link>
      <description><![CDATA[RECENTLY ENACTED AIR POLLUTION ABATEMENT LAWS REGULATE THE AMOUNT OF PHOTOCHEMICALLY REACTIVE SOLVENTS THAT CAN BE USED IN PAINT PRODUCTS. AROMATIC SOLVENTS POSSESS THE STRONGEST SOLVENCY OF THE HYDRO-CARBON TYPES, BUT THEIR USE IN PAINT MUST NOW BE RESTRICTED IN ORDER TO COMPLY WITH AIR CONTAMINATION LAWS. THIS REPORT DESCRIBES A SUITABLE GAS CHROMATOGRAPHIC PROCEDURE FOR THE DETERMINATION OF TOLUENE, ETHYLE BENZENE AND TOTAL AROMATICS IN ENAMELS AND THINNERS. THE SOLVENT IS ISOLATED BY VACUUM DISTILLATION. HIGH BOILING AND LOW BOILING INTERNAL STANDARDS ARE ADDED AND THE ANALYSIS IS CONDUCTED ON 6- AND 18-FOOT COLUMNS CONTAINING N,N-BIS (2-CYANOETHYL) FORMAMIDE AS THE LIQUID PHASE. /AUTHOR/]]></description>
      <pubDate>Fri, 19 Aug 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/110191</guid>
    </item>
    <item>
      <title>THE EFFECT OF FILM PIGMENT AND SUBSTRATE COLORS ON THE REFLECTANCE OF PAINT FILMS</title>
      <link>https://trid.trb.org/View/110192</link>
      <description><![CDATA[TRANSMITTANCE DATA FOR BLUE, GREEN, ORANGE, RED, AND YELLOW PAINT FILMS, AND REFLECTANCE DATA OVER BOTH COLORED AND NEUTRAL SUBSTRATES WERE OBTAINED AND SHOWN TO FOLLOW A UNIFORM, PREDICTABLE RELATIONSHIP IRRESPECTIVE OF THE COLOR OF THE FILM OR SUBSTRATE. THE KUBELKA-MUNK THEORY AND THE EQUATION OF SWITZER FOR THE CALCULATION OF HIDING POWER WERE SHOWN TO BE APPLICABLE TO CHROMATIC PAINT FILMS, PROVIDING THAT THE OPTICAL CONSTANTS ARE EVALUATED AT A SINGLE WAVELENGTH OR OVER A NARROW BAND OF WAVELENGTHS. /AUTHOR/]]></description>
      <pubDate>Fri, 19 Aug 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/110192</guid>
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