1、A.C.N. 006 893 232Holden LimitedEngineering DepartmentMATERIAL SPECIFICATIONNUMBERSHEETRELEASEREVISION:HN 18371 of 4August, 1982NAME: ADHESIVE - HOT MELT - TRIMTHIS DOCUMENT MUST NOT BE REPRODUCED. IF USED IN RELATION TOTHE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TOCONFIRM THE DOCUMENT ISSUE
2、DATE IS STILL VALID.FORM : I:LABRTORYFORMSTDMATSPEC.DOC1. GENERAL DESCRIPTIONThis specification covers a hot melt adhesive to be used in bonding trimmaterials such as fabric backed PVC headlining and polyethylene backedcarpets.The adhesive shall be amber in colour and free of air and foreign unmixed
3、particles It must be capable of being dispensed between temperatures of170oC and 190oC The adhesive must not oxidise or char in the pot while atindicated temperatures.The adhesive shall have sufficient pressure sensitivity that 1 week afterapplication there shall still be sufficient tack to meet the
4、 adhesive requirement of thespecification.2. DETAILED REQUIREMENT2.1 OdourThe material shall not be toxic or noxious, and the odour shall not bemore perceptible on heating.2.2 StabilityAs shipped, the adhesive must be capable of withstanding a temperatureof 54oC for 72 hours without deleterious effe
5、cts. The shelf life of thematerial must be at least 6 months at temperature not exceeding 35oC.Material conditioned as above must be able to pass all applicablerequirements of this specification.2.3 Solids 100%Test Method Sample heated for 3 hours at 110oC2.4 Non-Staining Characteristics (HN0001)The
6、 adhesive shall not stain production materials after 6 hours under a S1Sunlamp and ageing according to the Test Method. Samples areprepared by applying adhesive to a lacquered panel and immediatelybonding to the trim material. Exposure begins 24 hours after bonding.A.C.N. 006 893 232Holden LimitedEn
7、gineering DepartmentMATERIAL SPECIFICATIONNUMBERSHEETRELEASEREVISION:HN 18372 of 4August, 1982NAME: ADHESIVE - HOT MELT - TRIMTHIS DOCUMENT MUST NOT BE REPRODUCED. IF USED IN RELATION TOTHE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TOCONFIRM THE DOCUMENT ISSUE DATE IS STILL VALID.FORM : I:LABRT
8、ORYFORMSTDMATSPEC.DOC2. DETAILED REQUIREMENT (Continued)2.5 Adhesion RequirementsThe adhesive shall delaminate the substrate or pull a minimum of 26.6 N/Cm(6 lb/inch) after each of the exposures.Samples are prepared as follows :1. Apply a 3mm (1/8“) round bead of adhesive to 16 steel panels150mm x 2
9、5mm (6“ x 1“).2. Immediately bond 125mm, (5“) of a 25mm x 200mm (1“ X 8“) samples ofheadlining to the hot melt bead and press firmly.3. Air dry assemblies for 24 hours prior to testing.4. Three samples are peeled after 24 hours air dry.5. Three samples are exposed to 7 days at 38oC and 100% humidity
10、 priorto peeling.6. Three samples are exposed to 70oC for 14 days, then 24 hours at roomtemperature prior to peeling.7. Seven samples go through the following cycle, and a peel is made ateach step of the cycle and after the completion of the cycle.1. Tuesday humidity 8 am 24 hours 38oC 100% humidity
11、2. Wednesday 8 am Out humidityIn 90oC 4 hours. Cool to room temperature3. Wednesday 3 pm In 90oC 17 hours4. Thursday 8 am Out 90oCIn 70oC 7 days5. Thursday 8 am Out 70oCIn-20oC 4 hours6. Thursday 12 noon Out -20oCIn 70oC 100 hours7. Monday 4 pm Out 70oC8. The above bonds are peeled at 150mm (6“) per
12、 minute.A.C.N. 006 893 232Holden LimitedEngineering DepartmentMATERIAL SPECIFICATIONNUMBERSHEETRELEASEREVISION:HN 18373 of 4August, 1982NAME: ADHESIVE - HOT MELT - TRIMTHIS DOCUMENT MUST NOT BE REPRODUCED. IF USED IN RELATION TOTHE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TOCONFIRM THE DOCUMEN
13、T ISSUE DATE IS STILL VALID.FORM : I:LABRTORYFORMSTDMATSPEC.DOC2. DETAILED REQUIREMENT (Continued)2.6 Heat Resistance 65oCSamples are bonded as follows :1. Bond 75mm (3“) of three 25mm X 150mm (1“ X6“) strip of headlining tothe lower 75mm (3“) of a 150mm X 250mm.(6“x 10“) steel panel. Let the unbond
14、ed 75mm (3“) of the headliningoverhang the substrate.2. Allow assembly to air dry 24 hours before testing.3. Suspend the assembly in a vertical position in 38oC oven. Place a 500gm weight at the end of each 25mm x 150mm (1“ x 6“) headlining.4. Raise temperature 5.5C every 15 minutes until failure oc
15、curs.2.7 Softening Point, 105 - 115oC Ring and Ball (ASTM E28)2.8 Specific Gravity 0.95 + 0.05 gm/cc3. Approval )Certification ) HN1000 Clauses A,B,C and GInspection and Rejection )A.C.N. 006 893 232Holden LimitedEngineering DepartmentMATERIAL SPECIFICATIONNUMBERSHEETRELEASEREVISION:HN 18374 of 4Aug
16、ust, 1982NAME: ADHESIVE - HOT MELT - TRIMTHIS DOCUMENT MUST NOT BE REPRODUCED. IF USED IN RELATION TOTHE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TOCONFIRM THE DOCUMENT ISSUE DATE IS STILL VALID.FORM : I:LABRTORYFORMSTDMATSPEC.DOCAPPROVED SUPPLIERS AND MATERIALS SHEETAPPROVED MATERIALS APPROVED SUPPLIERSBostik 6557 Bostik Australia
