ASTM D Standard Specification for Solvent Cements for Poly(Vinyl Chloride) (PVC) Plastic Piping Systems. standard by ASTM. Buy ASTM D (R) SPECIFICATION FOR SOLVENT CEMENTS FOR POLY(VINYL CHLORIDE) (PVC) PLASTIC PIPING. ASTM D – 91 Standard Specification for Solvent Cements for Poly (Vinyl Chloride) (PVC) Plastic Piping Systems. View on Information Provider website.
|Published (Last):||28 March 2011|
|PDF File Size:||18.41 Mb|
|ePub File Size:||14.17 Mb|
|Price:||Free* [*Free Regsitration Required]|
Copyright Compu-tecture, Inc. Further, in order to comply with ASTM D specifications, the cement must be capable of astm d an additional 3 weight percent of PVC resin without gelation. Initial efforts typically involved astm d the resin content of the cement. The components may also be mixed together as solutions or astm d, preferably in a solvent desirable for formulating the cement. The cosolvents disclosed by King, Sr. No items in cart. Method for preparing a multi-layered polymeric astm d and a multi-layered composite aastm thereby.
It has now astm d discovered that a solvent-based cement containing a polymeric material of a rigid methyl astm d polymer, a rigid styrene-acrylonitrile polymer, and a flexible d of an alkyl methacrylate grafted onto an unsaturated rubber works exceptionally well in certain bonding applications.
Today, some 12, ASTM standards are used around the world to improve product quality, enhance safety, facilitate market access and trade, and build consumer confidence. For example, Astm d D specifies that the minimum viscosity that should be used on eight- to twelve-inch pipe is cP and the minimum viscosity that should be used on 2.
PVC pipes and asm astm d used extensively in the construction industry for both homes and qstm. Register for a trial account. F Standard Specification for Driven Fasteners: These solvents are at present methyl ethyl ketone, tetrahydrofuran, cyclohexanone, dimethylformamide, acetone, and Asym pyrrolidone.
This standard does not purport to address all of the safety concerns, if any, associated with its use.
The cements contain a resin selected from astm d chloride, chlorinated polyvinyl chloride, and acrylonitrile-butadiene-styrene d25644. Enter your personal account email address to request a password reset: A small amount of acrylate monomer, such as methyl, ethyl, propyl, or butyl acrylate, may be astmm to the methacrylic astm d monomer portion.
At amounts greater than about 14 weight percent PVC, however, the typical cement formulations show signs of gelation.
Atsm login to your authorized staff account to use this feature. A cement composition according to claim 1wherein the solvent comprises up to 50 weight percent N-methyl pyrrolidone. Alternatively, the art-provides compositions that include inert fillers, for example astm d hollow ceramic spheres and thixotropic agents such as fumed silica and bentonite clay disclosed by Patel et al. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
The grafting monomers are used in a ratio at least about 40 parts of the methacrylic acid ester portion to about 60 parts by weight of the styrene or alkylstyrene monomers. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
Listing Category Search Page | NSF International
Search book title Enter keywords for book title search. A PVC pipe cement composition, comprising:. Qstm Single User Subscription Site License Subscription BOOKS All Books PACKAGES All Packages EDITION to PUBLISHER. The compositions of the invention contain at least about 10 weight percent, preferably at least about 50 weight percent, and particularly preferably at least about astm d weight percent solvent or a blend of solvents.
Land Use and Development.
Low VOC volatile organic compoundsastmm thermoplastic pipe adhesives which maintain joint adhesive performance. In order to develop lap shear strength astm d hydrostatic burst strength more quickly, the cement asstm include a faster astm d solvent, such as methyl ethyl ketone, that volatilizes quickly to allow aetm cement to harden cure.
Pipe cements, including the pipe cements of the present invention, are usually formulated to have one of three standard astk d that are used in the industry. The cements or adhesives of the invention comprise a polymeric material and one or d organic solvents.
The pieces to be joined are brought together while the plastic is still in a softened state. Medias this blog was made to help people to easily download or read PDF files.
NSF Product and Service Listings
Referenced F2564 purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. When the materials to be joined will be in contact asfm potable water, astm d is preferred to employ solvents for which maximum ashm levels have been established by the National Sanitation Foundation NSF for use in potable atsm plumbing.
N-methyl pyrrolidone has a low vapor pressure, which results astm d good storage characteristics. The copolymer is prepared by mixing together in a molten state the methyl methacrylate homopolymer or copolymer, the styrene-acrylonitrile polymer, and the graft polymer, along with any additives. The properties and performance of the D 1 cement were tested according to the following tests and with the astm d results: Remember me for one month.
Thus, the choice of particular solvents will depend upon the nature of the materials being joined.