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    ARMY TT-W-156 B-1972 WATER-REPELLENT COMPOUND TEXTILE FINISH《织物最后一层涂饰的防水剂》.pdf

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    ARMY TT-W-156 B-1972 WATER-REPELLENT COMPOUND TEXTILE FINISH《织物最后一层涂饰的防水剂》.pdf

    1、TT-W-15bB 80 7777774 0006300 3 TT-WT-B October 2, 1972 SUPERSEDING Fed. Spec. TT-W-156A August 7, 1962 FEDERAL SPECIFICATION WATER REPELLENT COMPOUND, TEXTILE FINISH This specification was approved by the Commissioner, Federal Supply Service, General Services Administration, for the use of all Feder

    2、al agencies. 1. SCOPE AND CLASSIFICATION 1.1 Scope.- This specification covers two types of textile finish, water- repellent compounds (see 6.1) * 1.2 Classification.- 1.2.1 Types. - Textile finish water-repellent compounds covered by this specification shall be of the following types, as specified

    3、(see 6.2): .I #?=- Type. I - Aqueous application Type II - Solvent application i L! 2. APPLICABLE DOCUMENTS 2.1 The following documents, of the issues in effect on date of invitation forbids or request for proposal, form a part -of this specification to the extent specified herein. Federal Specifica

    4、tions: GP-378 - Plastic Sheet And Strip Thin Gauge, Polyolefin. 0-T-236 - Tetrachloroethylene (Perchloroethylene); Technical P-D-6 80 - Dry Cleaning Solvent. P-S-683 - Sour; Laundry, (Fluoridated). Grade o PPP-P-704 - Pails, Metal: (Shipping Steel, 1 through 12 Gallon). Federal Standards: Fed. Std.

    5、No. 123 - Marking for Domestic Shipment (Civil Agencies) Fed. Test Method Std. No. 191 - Textile Test Methods. FSC 8030 - 1. _- . THIS DOCUMENT CONTAINS % PAGES. L Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TT-W-15bB BO 7977774 000630L 5 TT-W-15

    6、6B Fed. Test Method Std. No. 536 - Soap and Soap-Products (Including Syn- thetic Detergents) ; -Sampling and Testing . Products; Methods of Testing. Fed. Test Method Std. No. 791 - Lubricants, Liquid Fuels and Related (Activities outside the Federal Government may obtain copies of Federal Specificat

    7、ions, Standards, and Handbooks as outlined under General Information in the Index of Federal Specifications and Standards and at the prices indicated in the Index. issued, is for sale ;on a subscription basis by the Superintendent of Documents, U.S. Government Printing Office, Washington, D.C. The I

    8、ndex, which includes cumulative monthly supplements as 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 Adminis-

    9、tration Regional Offices in Boston, New York, Washington, D.C., Atlanta, Chicago, Kansas City, Mo., Fort Worth, Denver, San Francisco, Los Angeles, and Seattle, Washington. (Federal Government activities may obtain copies of Federal Specifications, Standards, and Handbooks and the Index of Federal S

    10、pecifications and Standards from established distribution points in their agencies.) Military Specifications: LiIL-C-43191- Cioth, Kind Resistant Sateen, Cotton and Nylon, Military Standards : MIL-STD-105 - Sampling Procedures and Tables for Inspection by Attributes. MIL-STD-129 - Marking for Shipme

    11、nt and Storage. MIL-STD-147 - Palletized Unit Loads for 40“ x 48“ Pallets. (Copies of Military Specifications and Standards required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as direcfed by the contracting officer.) 2.2 Other pub

    12、lications.- The following documents form a part of this specification to the extent specified herein. Unless a specific issue is identified, the issue in effect on date of invitation for bids or request for proposal shall apply: 2 i Provided by IHSNot for ResaleNo reproduction or networking permitte

    13、d without license from IHS-,-,-TT-W-1568 80 m g 0006302 7 TT-W-156B 8- National Motor Freight Traffic Association. Inc Ag ent National Motor Freight Classification i I (Application for copies shoud be addressed to the American Trucking Associations, Inc., Tariff Order Section, 1616 P Street, N.W., W

    14、ashington, D.C. 20036.) Uniform Classification Conunittee, Agent Uniform Freight Classification (Application for copies should be addressed to the Uniform Classification 60606.) Comnlttee, Room 1106, 222 South Riverside Plaza, Chicago, Illinois 3. REQUIREMENTS 3.1 Composition.- The manufacturer is g

    15、iven wide latitude in the selection of materials for the formulation of the compounds except that sodium sulfate (Na2SO4) concentration shall not exceed 0.1 percent when tested as specified in 4.2.3 and sodium chloride (NaC1) concentration shall not exceed 0.1 percent when tested as specified in 4.2

    16、.3. sufficient information to the contracting officer as to formulation so that chemical and physical tests can be conducted. The manufacturer shall furnish cj 3.2 Color.- The compounds shall be light in color. 3.3 Form.- 3.3.1 Type I.- Type I compound shall be a stable, fluid, homogeneous wax or re

    17、sin emulsion of the oil-in-water type and of a consistency such that the compound when cooled to 50 2 2F. can be readily poured and dispersed in water which has previously been adjusted to 75 2 2F. (see table II) . ., 3.3.2 Type II.- Type II compound shall be a stable, homogeneous dispersion of waxe

    18、s or resins in a hydrocarbon solvent. 3.3.2.1 Toxicity (type II).- The material shall have no adverse effect on the health of user personnel when used for its intended purpose. pertinent to this effect shall be referred by the procuring activity to the appropriate medical service who will act as adv

    19、isor to the procuring agency. Questions a 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TT-W-LShB 80 m 7777774 0006303 7 m TT-W-156B - 3.4 Dispersibility and solubility.- 3.4.1 Type I.- Type I compound shall produce a stable 2 percent dispersion

    20、in hard water previously adjusted to pH 5.0 and to pH 8.5 at 50 2 2F. and 120 - + 2OF., respectively, determined as specified in 4.2.3. 3.4.2 !Cype .II.- One part of type II compound shall be soluble at 85O 5 2F. in 9 parts of dry-cleaning solvents, conforming to both P-D-680 (type I) and O-T-236, w

    21、hen tested as specified in 4.2.3. 3.5 Stability (type I only).- 3.5.1 Centrifuninp;.- The compound when centrifuged as specified in 4.2.3 shal1,be homogeneous and shall not produce more ,than 2 ml. of heavy deposit. This heavy deposit shall be readily dispersed by slight agitation. 3.5.2 Extended he

    22、atin illegible; of improper size, location, sequence or method of application. Materials Any component missing or damaged. Workmanship Content Inadequate application of components, such as: Metal pail not as specified; pail coating and polyethylene lining (when applicable) missing or not as specifie

    23、d; lug cover improperly closed. - . Pail bulged or distorted. Pail filled with less than 5-gallons of the water repellent compound. 4.2.2.2 Examination for palletization when applicable.- An examination shall be made to determine that the palletization complies with the section 5 requirements. sampl

    24、e unit shall be one palletized unit load fully prepared for deliverp. lot size shall be the number of palletized unit loads in the end item inspection Defects shall be scored in accordance with the list below. The %he Examine Defect Finished dimension Length, width, or height exceeds specified maxim

    25、um requiremept. Palletization Not as specified. Pallet pattern n.ot as specified. Interlocking of loads not as specified. Load not bonded with required straps as specified. Weight Marking Exceeds maximum load limits. Wtted; incorrect; illegible; of improper size, location, sequence or method of qpp

    26、licat ion . 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-+ TT-W-LSbB 80 9 99777Ll 000b309 T 9 TT-W-15 6B 4.2.2.3 Examination of the finished compound.- Examine Defect Form Color Workmanship Not type specified in the contract Not light color. Not

    27、 clean. Non-homogeneous, unstable, sedimented. Evidence of foreign matter. 4.2.2.4 Inspection levels and AQLs.- The inspection levels for determining the sample size and acceptable quality levels (AQLs) expressed in defects per 100 units shall be as follows: Examination parapraph Inspection level 4.

    28、2.2.1 4.2.2.2 4.2.2.3 s-1 s-1 s-3 2.5 6.5 2.5 4.2.3 Testing of the end item.- The end item shall be tested for the The lot size for purposes of characteristics specified in table II. determining the sample size shall be expressed in units of 5 gallon pails. glass container. The inspection level shal

    29、l be S-l. The acceptable quality level (AQL) shall be expressed as 4.0 defects per 100 units. All requirements are applicable to the sample unit. shall be permitted in any performance test for lot acceptance. The sample unit shall be 1 quart placed in a clean large mouth No failures i 10 Provided by

    30、 IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TT-W-LSbB 0 W 7777774 000b3LO b W TT-W-156B 4J Q ;i -8 $1 9 ao F xx. xw X xx fi 2 rl I U a w b H W i E-c a O 9 8 U a a H Vl m .s . . d m U a e m e b d d cv- Fp) b . 0 “!“!?“p. dd c*) m. . b m mmm W H a a h U a 8 H

    31、 al E c) x! rn rl 5 Ft U b Fri O O cv d 0. . l O w 34 d O . 0 00. m O O . m 4- 1 U- O m 4- O ? II ;G mm hl O 5 m o m O u , . rl h Crl O O m 3 O o 8 H W al $? um r (i-) f Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TT-W-15bB 0 W 779797Li 000b312 T

    32、 W TT-W-156B ./- . 4.2.3.1 Unless otherwise specified, upon successful completion of chemical and physical tests conducted on the end item compound, the unused portion from all sample units shall be composited and performance tests conducted upon this composite sample. specified. acceptable quality

    33、levels (AQLs) previously established for performance testing shall be inapplicable. per sample unit (unit of treated cloth) shall be as indicated in the applicable test method. Under this procedure any The number of determinations 4.2.3.2 Unless otherwise specified, upon failure of the end item comp

    34、ound to meet any chemical or physical characteristic, the unused portion of sample unit shall be tested for all performance characteristics. acceptable quantity levels (AQLs) shall then be applicable. Specified 4.3 Tests.- 4.3.1 Consistency (type I).- 50 grams of sample shall be conditioned at 50 pa

    35、ss through wringer and dry at 200 & 5F. for a minimum of 60 minutes. swatches for color change, stiffness, greasiness, and odor. - Wet the Examine treated - l/ Provide adequate ventilation during use, do not use near hot surfaces or open flames, and avoid unnecessary skin contact with the solvent. 4

    36、.3.5.4 Conditioning of fabric swatches with types I and II compound applied.- The treated swatches shall be conditioned a minimum of 4 hours at 65 5 2 percent relative humidity and a temperature .of 70 to 80F. prior to testing. . 4.3.5.5 on fabrics.- each compound in the following tests: Procedures

    37、for testing performance of types I and II compounds A minimum of five treated swatches per set shall be used for 4.3.5.5.1 Water repellency . - 4.3.5.5.1.1 Spray resistance.- Spray resistahce shall be determined in accordance with method 5526 of Fed. Test Method Std. No. 191. swatches shall be teste

    38、d for initial values and one set of 5 swatches for values after 2 hours wet mechanical action. One set of 5 4.3.5.5.1.2 Dynamic absorption.- Dynamic absorption shall be conducted in accordance with method 5500 of Fed. Test Method Std. No. 191. Two sets of 5 Swatches each shall be tested at one time,

    39、 one set for initial values and one set which has been subjected to 2 hours wet mechanical action. - d?-. _.I , . .- %.$ 4.3.5.5.1.3 Wet mechanical action.- Two sets of 5 swatches each shall be run in the tumble jar equipment specified in method 5500 o Fed. Test Method Std. No. 191, one set for spra

    40、y rating and one set for dynamic absorption. jar shall be run for 2 hours with 2 sets of swatches in 2 liters of distilled water. Swatches shall be removed from the jar, divided into 2 sets of 5 swatches each, and each set simultaneously passed one time between squeeze rollers. Weight applied to the

    41、 squeeze rollers,and speed of the squeeze rollers shall be in accordance with the equipment specified in method 5500 of Fed. Test Method Std. No. 191. The swatches shall be dried in an aircirculating oven for 60 minutes at 180 + 2F. and then condithoned in a miaLmum-of-4hmrs - at 65 2 2 percent rela

    42、tive hkidity and a temperature of 70 to 80F., then tested as specified in 4.3.4.5.1. The 4.3.6 Chloride content(type I and type 111.- Accurately weigh a 10-gram Carefully ignite sample of compound in a porcelain crucible. an oven at looo to 105C. for approximately 12 hours. Dry crucible and contents

    43、 in 16 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TT-W-156B 0 7777774 0006316 7 W TT-W-156B fi- :! 4 1 residue to ash. Digest the ash with 100 ml. of distilled water. Cover with watch glass. then carefully neutralize with 1 N sulfuric acid (H2SO

    44、4) until Just colorless. Filter and wash residue thoroughly. Add 1 ml. of potassium chromate indicator for every 100 ml. of filtrate. dissolving 5 grams of chloride-free potassium chromte (K2Cr04) in 100 ml. of distilled water.) solution, accurately standardized to the first permanent reddish tinge.

    45、 with paragraph 2.2 of method 501 of Fed. Test Method Std. No. 536, except that the blank shall not contain magnesium nitrate solution but will contain the same volumes of distilled water, sulfuric acid, and indicator as in the sample filtrate. Add phenolphthalein indicator, and if pink color exists

    46、 (Potassium chromate indicator is prepared by Titrate the sample filtrate with 0.05 N silver nitrate Continue 403.7 Sodium sulfate (Na2SO4) concentration,- The sodium sulfate (Na204) concentration 5haii De determined in accordance with method 1601,lof Fed. Test Method Std. No. 536. . 4.3.8 Flash poi

    47、nt (type II only) .- The flash point shall be tested in accordance with method 1102.8 of Fed. Test Method Std, No. 791. 5. PREPARATION FOR DELIVERY 5.1 Packaging,- Packaging shall be level A, B, or C as specified (see 6.2) . 5.1.1 Level A.& 5.1.1.1 Type I.- Five gallons of the type I water repellent

    48、 compound shall The interior of each pail shall be coated with a baked modified be packaged in a 5-gallon capacity metal pail conforming to type II, class 8 of PPP-P-704. epoxy or phenolic coating. bag that has a depth great enough to permit the top of the bag to be pulled over the curl of the pail

    49、a minimum of 3/4-%nch. A polyethylene disc shall also be provided with a diameter 1 l/Z-inches greater than the outside top diameter of the pail. The polyethylene bag and disc shall be fabricated of 0.003-inch thick polyethylene film conforming ta type II, class 1, grade A, finish 1 of L-P-378. Each pail shall also be lined with a polyethylene d 5.1.1.1.1 Closure procedure.- Each fille


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