ARMY L-T-99 C-1975 TAPE PRESSURE SENSITIVE ADHESIVE IDENTIFICATION《压敏胶粘带识别》.pdf

《ARMY L-T-99 C-1975 TAPE PRESSURE SENSITIVE ADHESIVE IDENTIFICATION《压敏胶粘带识别》.pdf》由会员分享，可在线阅读，更多相关《ARMY L-T-99 C-1975 TAPE PRESSURE SENSITIVE ADHESIVE IDENTIFICATION《压敏胶粘带识别》.pdf（4页珍藏版）》请在麦多课文档分享上搜索。

1、t J L-T-99C 75 m 7979974 OOY030b 9 W L-T-99C Januar 1, 1975 Int. Fed. Spec. L-T-0099B (GSA-FSS) Mau 28, 1970 and RPERSDIG Fed. Spec. L-T-99A September 11, 1958 FEDERAL SPECIFICATION TAPE, PRESSURE-SENSITIVE ADHESIVE, IDENTIFICATION This specification was approved by the Commissioner, Federal Supply

2、Service, General Services Administration, for the use of all Federal agencies. 1. SCOPE AND CLASSIFICATION 1.1 Scope. This specification establishes the requirements for a printable pressure-sensitive adhesive tape primarily intended for labeling, identification, and edging applications. 1.2 Classif

3、ication. 1.2.1 T es. Pressure-sensitive adhesive tape covered by this specification shall be of the Methods Fed. Std. No. 595 - Colors. of Inspection, Sampling, anu Testing. (Activities outside the Federal Government may obtain copies of Federal Specifica- tions, Standards, and Handbooks as outlined

4、 under General Information in the Index of Federal Specifications and Standards and at the prices indicated in the Index. The Index, which includes cumulative monthly supplements as issued. is for sale on a subscription basis by the Superintendent of.Documents, U.S. Government Printing Office, Washi

5、ngton, DC 20402. (Single copies of this specification and other Federal Specifications required by activities outside the Federal Government for bidding purposes are available without charge from Business Service Centers.at the General Services Administration Regional Offices in Boston, New York, Wa

6、shington, DC, Atlanta, Chicago, Kansas City, MO. Fort Worth, Denver, San Francisco, Los Angeles, and Seattle, WA. ards, and Handbooks and the Index of-Federal Specifications and Standards from established distribution points in their agencies.) (Federal Government activities may obtain copies of Fed

7、eral Specifications, Stand- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-L-T-97C 75 m 7977779 0090307 O W L-T-99C 3. REQUIREMENTS 3.1 Material. 3.1.1 Backing. 3.1.1.1 T e I and II. The tape backing shall be a polyester film, or a cellulose acetate

8、 plas-nated to paper (reinforcing tissue) with a continuous film of water insoluble pigmented or unpigmented pressure-sensitive adhesive. The functional (exterior) adhesive shall be on.the paper side. 3.1.1.2 T pe III. The tape backing material shall consist of an unplasticized poly-vinyl c s;y lori

9、de film. 3.1.2 Adhesive. The tape backing shall be coated on one side with a pressure- sensitive pigmented or unpigmented adhesive, as specified, which requires no moisture, heat, or other preparation prior to application. 3.2 Physical properties. 3.2.1 The physical properties for the tapes shall co

10、mply with test values required in table I when tested as specified in Section 4. TABLE I. Physical properties Property Type 1 Type II Type III Test Thickness, inches maximum -“ 0.008 . -“ 4.4.2 Tensile strength, lb/inch minimum Dry 25 25 15 Wet 4.4.2 15 Adhesion oz/inch minimum 4.4.4 Ini tia1 20 14

11、20 After accelerated aging 20 14 4.4.2 10 After accelerated weathering 4.4.3 30 4.4.2 “- “- -“ -“ shall havedon value as specified in table I and shall show no evidence of lifting or buckling that would impair the tapes serviceability. 3.2.2 Weatherin , After testing as described in 4.4.2 for 96 hou

12、rs, type III tape 3.3 Finished tape. 3.3.1 Adhesion. The adhesive shall be such thqt the tape will adhere immediately and firmly to clean, dry surfaces to which it is normally applied. When the roll is unwound, the backing shall not tear, and the adhesive shall not transfer or split from the face of

13、 the tape to the back of the adjacent layer. 3.3.2 Rolls. The tape shall be wound in rolls, adhesive side in, on cores made of paper-fiberplastic. The core shall have sufficient rigidity to prevent distortion of the roll under normal conditions of transportation, storage, and use. The core shall hav

14、e an inside diameter of 3 inches -0, +1/16 inch. 3.3.3 Length and width. The width shall be as specified (see 6.2). A width tolerance Of 1/32 inch will be allowed. The length shall be evenly wound in 72 yard rolls. length. Ahce shall be such that it will not separate when the tape is unwound in test

15、 or application. 3.3.5 Colors. Tapes shall be furnished in colors as specified (see 6.2). Colors specified in table II shall approximate the corresponding color chip number of Fed. Std. No. 595. Transparent and other colors when specified, shall be in accordance with available commercial colors. 3.3

16、.4 S lices. A maximum of 3 splices shall be allowed pe.r each 72 yards of roll 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-L-T-99C TABLE II. Color Color Fed. Std. No. 595 Type I Type II Type III number designation White 17875 X X X B1 ack 17038

17、 X X X Red 11136 X X X Green 14110 X X reading of“ When the tape is removed from a freely-rotating roll at a rate of 15-20 inches per second, there shall be no transferring or off-set- ting of the ink from the backing of the tape to the adjacent layer of adhesive either initially or after the print

18、stability test (see 4.4.51. 3.3.8 Workmanship. The tape shall be free from defects which detract from its appearance or impair its serviceability. The adhesive shall be a smooth, uniform coat- ing, covering the entire area of one side of the tape. The edges of the tape shall be straight, true, and u

19、nbroken. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the supplier is responsible for the performance of all inspection -requirements as specified herein. Except as otherwise specified in the contract or order, the s

20、upplier may use his own or any other facilities suitable for the perform- ance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserves the right to perform any of the inspections set- forth in the specification where such inspections are deemed

21、necessary to assure that supplies and services conform to prescribed requirements. i“ 4.2 End item examination. Sampling and examination of the item shall be as speci- fied in Section 7 of Fed. Test Method Std. No. 147. 4.3 End item testin Sampling and examination for end item testing shall be as sp

22、ecifte-f Fed. Test Method Std. No. 147 at an Acceptable Quality Level (APL) of 4 percent. 4.4 Tests. Tests for acceptance of individual lots shall consist of tests for all requirements specified in Section 3. 4.4.1 Specimen. The specimen shall be selected and prepared.as described in Method 4.1 of F

23、ed. Test Method Std. No. 147. 4.4.2 Test methods. The following tests shall be conducted as described in Fed. Test Method47, except that one specimen per sample unit shall be tested: Test Method Thickness 36.2 Tensile strength (dry) 30.2 Adhesion 10.2 Accelerated aging 61.1 Accelerated weathering 63

24、.2 _L_ 4.4.3 Accelerated aging. Specimens of tape shall be agedas described in Method 61.1 of Fed. Test Method Std. No. 147 for a period of 30 hours. After separatton of the strips of tape as described in Method 61 .l, the tape shall be considered to have unsatisfactory aging qualities if it breaks

25、or if the adhesive separates from the backing. The tape, when tested in accordance with 4.4.2, shall meet the adhesion requirement of table I. The upper-most strip shall be used for this test of bdhesion value. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license fr

26、om IHS-,-,-L-T-99C 4.4.4 Wet tensile (type III only). Soak one specimpn per sample roll in distilled water for ij hours .Then test immediately for tensile as described in 4.4.2. The values shall comply w.ith table I!.= c- *- a) Title, number, and date of this specification. b) Type of tape required

27、(see 1.2). c) Width of tape required (see 3.3.3). Color (see 3.3.5). Printing (see 3.3.7). Selection of applicable levels of packaging and packing (see 5.1). g) Marking required (see 5.2). t.ion. Idd not be stored in close proximity to steam pipes, radiators, or other 6.3 Stora e. The tape should be

28、 stored in the original container in a cool loca- sources of heat, or tn a locatton where it may be exposed to direct rays of the sun. MILITARY INTERESTS: Custodians: army - GL Navv - SA Air- Force - 84 Review Activities: army - SM, AV CIVIL AGENCY COORDINATING ACTIVITIES: TV A USDA-AFS HEW-FDA, NIH

29、 NASA-JFK DOT-AC0 Preparing Activity: GSA - FSS U. S. G0-T PRINTING OFFICE : 1975 - 585-648/1475 Orders for this publication are to be placed with Genqral Services Administration, acting as an agent for the Superintendent of Documents. See Section 2 of this specifi- cation to obtain extra copies and other documents referenced herein. Price 25 cents each b Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-