Md. Code Regs. 26.11.35.03

Current through Register Vol. 51, No. 22, November 1, 2024

Section 26.11.35.03 - Definitions

A. In this chapter, the following terms have the meanings indicated.

B. Terms Defined.

(1) "ABS welding adhesive" means acrylonitrile-butadiene-styrene adhesive.

(2) "Acrylonitrile-butadiene-styrene adhesive" means an adhesive intended by the manufacturer to weld acrylonitrile-butadiene-styrene pipe, which is made by reacting monomers of acrylonitrile, butadiene, and styrene.

(3) "Adhesive" means a chemical substance that is applied for the purpose of bonding two surfaces together other than by mechanical means.

(4) "Adhesive primer" means a product intended by the manufacturer for application to a substrate, before the application of an adhesive, to provide a bonding surface.

(5) "Aerosol adhesive" means an adhesive packaged as an aerosol product in which the spray mechanism is permanently housed in a nonrefillable can designed for handheld application without the need for ancillary hoses or spray equipment.

(6) "Aerospace component" means the fabricated part, assembly of parts, or completed unit of an aircraft, helicopter, missile, or space vehicle, including passenger safety equipment.

(7) "Architectural sealant or primer" means a sealant or sealant primer intended by the manufacturer to be applied to stationary structures, including mobile homes, and their appurtenances such as hand railings, cabinets, bathroom and kitchen fixtures, fences, rain gutters and downspouts, and windows.

(8) "Automotive glass adhesive primer" means an adhesive primer:

(a) Labeled by the manufacturer to be applied to automotive glass before installation of the glass using an adhesive/sealant; and

(b) That improves adhesion to pinch weld and blocks ultraviolet light.

(9) "CARB" means the California Air Resources Board.

(10) "Ceramic tile installation adhesive" means an adhesive intended by the manufacturer for use in the installation of ceramic tiles.

(11) "Chlorinated polyvinyl chloride plastic" means a polymer of the vinyl chloride monomer that contains 67 percent chlorine and is normally marked with the identifier "CPVC".

(12) "Chlorinated polyvinyl chloride welding adhesive" means an adhesive labeled for welding of chlorinated polyvinyl chloride plastic.

(13) "Computer diskette jacket manufacturing adhesive" means an adhesive intended by the manufacturer to glue the fold-over flaps to the body of a vinyl computer diskette jacket.

(14) Contact Bond Adhesive.

(a) "Contact bond adhesive" means an adhesive that:

(i) Is designed for application to both surfaces to be bonded together;

(ii) Is allowed to dry before the two surfaces are placed in contact with each other;

(iii) Forms an immediate bond that is impossible, or difficult, to reposition after both adhesive-coated surfaces are placed in contact with each other; and

(iv) Does not need sustained pressure or clamping of surfaces after the adhesive-coated surfaces have been brought together using sufficient momentary pressure to establish full contact between both surfaces.

(b) "Contact bond adhesive" does not include rubber cements that are primarily intended for use on paper substrates or vulcanizing fluids that are designed and labeled for tire repair only.

(15) "Cove base" means a flooring trim unit, generally made of vinyl or rubber, having a concave radius on one edge and a convex radius on the opposite edge, that is used in forming a junction between the bottom wall course and the floor or to form an inside corner.

(16) "Cove base installation adhesive" means an adhesive intended by the manufacturer to be used for the installation of cove base or wall base on a wall or vertical surface at floor level.

(17) "CPVC welding adhesive" means chlorinated polyvinyl chloride welding adhesive.

(18) "Cyanoacrylate adhesive" means an adhesive with a cyanoacrylate content of at least 95 percent by weight.

(19) "Dry wall installation" means the installation of gypsum dry wall to studs or solid surfaces using an adhesive formulated for that purpose.

(20) "Exempt compound" means a compound that does not contain VOCs.

(21) "Fiberglass" means a material consisting of extremely fine glass fibers.

(22) "Flexible vinyl" means nonrigid polyvinyl chloride plastic with at least 5 percent by weight plasticizer content.

(23) Indoor Floor Covering Installation Adhesive.

(a) "Indoor floor covering installation adhesive" means an adhesive intended by the manufacturer for use in the installation of wood flooring, carpet, resilient tile, vinyl tile, vinyl backed carpet, resilient sheet and roll, or artificial grass.

(b) "Indoor floor covering installation adhesive" does not include adhesives used to install ceramic tile and perimeter bonded sheet flooring with vinyl backing onto a nonporous substrate, such as flexible vinyl.

(24) "Laminate" means a product made by bonding together two or more layers of material.

(25) "Low-solids adhesive, sealant, or primer" means a product that contains 120 grams or less of solids per liter of material.

(26) "Marine deck sealant" or "marine deck sealant primer" means a sealant or sealant primer labeled for application to wooden marine decks.

(27) "Medical equipment manufacturing" means the manufacture of medical devices, including catheters, heart valves, blood cardioplegia machines, tracheostomy tubes, blood oxygenators, and cardiatory reservoirs.

(28) "Metal to urethane/rubber molding or casting adhesive" means an adhesive intended by the manufacturer to bond metal to high density or elastomeric urethane or molded rubber materials, in heated molding or casting processes, to fabricate products such as rollers for computer printers or other paper handling equipment.

(29) "Multipurpose construction adhesive" means an adhesive intended by the manufacturer for use in the installation or repair of various construction materials, including but not limited to drywall, subfloor, panel, fiberglass reinforced plastic (FRP), ceiling tile, and acoustical tile.

(30) "Nonmembrane roof installation/repair adhesive" means an adhesive intended by the manufacturer for use in the installation or repair of nonmembrane roofs but is not intended for the installation of prefabricated single-ply flexible roofing membrane, such as plastic or asphalt roof cement, asphalt roof coating, and cold application cement.

(31) "Operator" means the person or persons that are legally responsible for the operation of a source of air pollution.

(32) "Outdoor floor covering installation adhesive" means an adhesive intended by the manufacturer for use in the installation of floor covering that is not in an enclosure but is exposed to ambient weather conditions during normal use.

(33) "Panel installation" means the installation of plywood, predecorated hardboard or tileboard, fiberglass-reinforced plastic, and similar predecorated or nondecorated panels to studs or solid surfaces using an adhesive formulated for that purpose.

(34) "Perimeter bonded sheet flooring installation" means the installation of sheet flooring with vinyl backing onto a nonporous substrate using an adhesive designed to be applied only to a strip of up to 4 inches wide around the perimeter of the sheet flooring.

(35) "Plastic cement welding adhesive" means an adhesive intended by the manufacturer for use to dissolve the surface of plastic, except ABS, CPVC, and PVC plastic, to form a bond between mating surfaces.

(36) "Plastic cement welding adhesive primer" means a primer intended by the manufacturer for use to prepare plastic substrates before bonding or welding.

(37) "Plastic foam" means foam constructed of plastics.

(38) "Plasticizer" means a material, such as a high boiling point organic solvent, that is incorporated into a vinyl to increase its flexibility, workability, or distensibility, as determined by ASTM Method E-260-96.

(39) "Plastics" means synthetic materials chemically formed by the polymerization of organic (carbon-based) substances that are usually compounded with modifiers, extenders, or reinforcers and are capable of being molded, extruded, cast into various shapes, or films, or drawn into filaments.

(40) "Polyvinyl chloride plastic" means a polymer of the chlorinated vinyl monomer that contains 57 percent chlorine.

(41) "Polyvinyl chloride (PVC) welding adhesive" means an adhesive intended by the manufacturer for use in the welding of polyvinyl chloride plastic pipe.

(42) "Porous material" means a substance that has tiny openings, often microscopic, in which fluids may be absorbed or discharged, including, but not limited to, wood, paper, and corrugated paperboard.

(43) "Propellant" means a fluid under pressure that expels the contents of a container when a valve is opened.

(44) "PVC welding adhesive" means polyvinyl chloride welding adhesive.

(45) Radar System.

(a) "Radar system" means a system that uses electromagnetic waves to identify the range, altitude, direction, or speed of both moving and fixed objects such as aircraft, ships, motor vehicles, weather formations, and terrain.

(b) "Radar system" includes a transmitter that emits radio waves, which are reflected by the target and detected by a receiver, typically in the same location as the transmitter.

(46) "Reactive diluent" means a liquid that is a reactive organic compound during application and through chemical and physical reactions, such as polymerization, 20 percent or more of the reactive organic compound becomes an integral part of a finished material.

(47) "Roadway sealant" means a sealant intended by the manufacturer for application to public streets, highways, and other surfaces, including curbs, berms, driveways, and parking lots.

(48) "Rubber" means a natural or manmade rubber substrate, including, but not limited to, styrene-butadiene rubber, polychloroprene (neoprene), butyl rubber, nitrile rubber, chlorosulfonated polyethylene, and ethylene propylene diene terpolymer.

(49) "SCAQMD" means the South Coast Air Quality Management District, a part of the California Air Resources Board, which is responsible for the regulation of air quality in the State of California.

(50) Sealant.

(a) "Sealant" means a material with adhesive properties that is formulated primarily to fill, seal, waterproof, or weatherproof gaps or joints between two surfaces.

(b) "Sealant" includes sealant primers and caulks.

(51) "Sealant primer" means a product intended by the manufacturer for application to a substrate, before the application of a sealant, to enhance the bonding surface.

(52) Sheet-Applied Rubber Installation.

(a) "Sheet-applied rubber installation" means the process of applying sheet rubber liners by hand to metal or plastic substrates to protect the underlying substrate from corrosion or abrasion.

(b) "Sheet-applied rubber installation" includes laminating sheet rubber to fabric by hand.

(53) "Single-ply roof membrane" means a prefabricated single sheet of rubber, normally ethylene-propylenediene terpolymer, that is field applied to a building roof using one layer of membrane material.

(54) "Single-ply roof membrane adhesive primer" means a primer labeled for use to clean and promote adhesion of the single-ply roof membrane seams or splices before bonding.

(55) "Single-ply roof membrane installation and repair adhesive" means an adhesive labeled for use in:

(a) Single-ply roof membrane installation, which includes, as a minimum, attaching the edge of the membrane to the edge of the roof and applying flashings to vents, pipes, and ducts that protrude through the membrane; or

(b) Single-ply roof membrane repair, which includes gluing the edges of torn membrane together, attaching a patch over a hole, and reapplying flashings to vents, pipes, or ducts installed through the membrane.

(56) "Single-ply roof membrane sealant" means a sealant labeled for application to single-ply roof membrane.

(57) "Solvent" means an organic compound that is used as a diluent, thinner, dissolver, viscosity reducer, cleaning agent, or other related use.

(58) "Specialty electronic systems and subsystems for defense and homeland security" means electronic systems and subsystems used in defense and homeland security applications for:

(a) Air traffic control;

(b) Ground-based, sea-based, and air-based command and control;

(c) Radar systems;

(d) Space;

(e) Detection of chemical, biological, or explosive materials; or

(f) Sensing, jamming, deciphering, scrambling, unscrambling, intercepting, and modifying electronic signals and functions.

(59) "Structural glazing adhesive" means an adhesive intended by the manufacturer to apply glass, ceramic, metal, stone, or composite panels to exterior building frames.

(60) Subflooring Installation.

(a) "Subflooring installation" means the installation of subflooring material over floor joists, including the construction of any load bearing joists.

(b) "Subflooring" includes being covered by a finish surface material.

(61) "Surface preparation solvent" means a solvent used to remove dirt, oil, and other contaminants from a substrate before the application of a primer, adhesive, or sealant.

(62) "Thin metal laminating adhesive" means an adhesive intended by the manufacturer for use in bonding multiple layers of metal to metal or metal to plastic, in the production of electronic or magnetic components in which the thickness of the bond line or lines is less than 0.25 mils.

(63) Tire Retread Adhesive.

(a) "Tire retread adhesive" means an adhesive intended by the manufacturer for application to the back of precure tread rubber and to the casing and cushion rubber.

(b) "Tire retread adhesive" includes sealing buffed tire casings to prevent oxidation while the tire is being prepared for a new tread.

(64) "Tire repair" means a process that includes expanding a hole, tear, fissure, or blemish in a tire casing by grinding or gouging, applying adhesive, and filling the hole or crevice with rubber.

(65) "Traffic marking tape" means preformed reflective film intended by the manufacturer for application to public streets, highways, and other surfaces, including curbs, berms, driveways, and parking lots.

(66) "Traffic marking tape adhesive primer" means a primer intended by the manufacturer for application to surfaces before installation of traffic marking tape.

(67) "Undersea-based ship and weapons systems components" means parts, an assembly of parts, or completed units of defense-related manned or unmanned submersible vehicles, and missile launching systems used on undersea ships.

(68) "Waterproof resorcinol glue" means a two-part resorcinol-resin-based adhesive designed for applications where the bond line must be resistant to conditions of continuous immersion in fresh or salt water.

Md. Code Regs. 26.11.35.03

Regulations .03 adopted as an emergency provision effective January 11, 2008 (35:3 Md. R. 287); adopted permanently effective April 21, 2008 (35:8 Md. R. 809)