Description : Poly-methyl-methacrylate, which is an acrylic resin, is also called (A) Thiokol (B) Plexiglass or Lucite (C) Dacron (D) Teflon
Last Answer : (B) Plexiglass or Lucite
Description : Acrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but (A) Polyacrylonitrile (B) Polyamide (C) Saturated polyester (D) Alkyd resin
Last Answer : (A) Polyacrylonitrile
Description : Which of the following polymers shows the highest anti-tacking properties? (A) Melamine formaldehyde resin (B) Phenolic resin (C) Epoxy resin (D) Alkyd resin
Last Answer : (A) Melamine formaldehyde resin
Description : Alkyd resin cannot be used for making (A) Plasticiser (B) Paint & varnish (C) Fibres (D) Film forming materials
Last Answer : (C) Fibres
Description : Polycondensation of saturated dicarboxylic acid with polyhydric alcohol produces (A) Epoxy resin (B) Polyamide (C) Alkyd resin (D) Phenolic resin
Last Answer : (C) Alkyd resin
Description : Alkyd resin is a/an (A) Polyamide (B) Polyester (C) Polyolefin (D) Addition polymer
Last Answer : (B) Polyester
Description : Alkyd resin e.g., glyptal resin formed by Phthalic anhydride and glycerine is not used (A) For surface coating of automobiles & air crafts (B) For fibre making (C) As plasticiser for PVC & nitrocellulose (D) For film forming materials
Last Answer : (B) For fibre making
Description : How much does a gallon of Methyl methacrylate weigh?
Last Answer : The weight of 1 US gallon is approx 40.7 newtons.
Description : Which of the following is used to make light weight, but strong plastic? (1) Nylon (2) Polythene (3) Polyvinyl Chloride (4) Methyl Methacrylate
Last Answer : (3) Polyvinyl Chloride Explanation: Polyvinyl chloride (PVC) is a common, strong but lightweight plastic that is used in making tough plastic. It is used for flexible applications such ... cables. It is the third-most widely produced synthetic plastic polymer, after polyethylene and polypropylene.
Description : Which of the following is not a condensation polymer? (A) Bakelite (B) Melamine polymer (C) Poly-methyl-methacrylate (PMMA) (D) None of these
Last Answer : (C) Poly-methyl-methacrylate (PMMA)
Description : Polymethyl methacrylate (PMMA) which is also known as Perspex and is produced by bulk polymerisation of methyl methacrylate is not a __________ polymer. (A) Thermoplastic (B) Thermosetting (C) Linear (D) Glass like transparent
Last Answer : (B) Thermosetting
Description : Contact lenses for eyes are made of Perspex, which is nothing but (A) poly-methyl-methacrylate (B) Polystyrene (C) Unsaturated polyester (D) Polypropylene
Last Answer : (A) poly-methyl-methacrylate
Description : Poly-methyl-methacrylate (PMMA) is known as (A) Bakelite (B) Teflon (C) Perspex (D) Nylon-6
Last Answer : (C) Perspex
Description : Orlan fibre which is used as a wool substitute is (A) An amorphous polymer (B) A natural polymeric fibre (C) Polyacrylonitrile (D) Poly-methyl-methacrylate (PMMA)
Last Answer : (C) Polyacrylonitrile
Description : Perspex can be used as a substitute of glass. Its monomer is (A) Methyl methacrylate (B) DMT (C) Butadiene (D) Tetrafluoroethylene
Last Answer : (A) Methyl methacrylate
Description : Which of the following is not the commercial name of poly-methyl methacrylate (PMMA)? (A) Styrofoam (B) Lucite (C) Perspex (D) Plexiglass
Last Answer : (A) Styrofoam
Description : The powder component of IRM is essentially A. EBA with methyl methacrylate B. Zinc oxide with EBA C. Zinc oxide and aluminum oxide D. Zinc oxide and methyl methacrylate E. Zinc oxide and ethyl methacrylate
Last Answer : D. Zinc oxide and methyl methacrylate
Description : Which of the following is used to make light weight, but strong plastic ? (1) Nylon (2) Polythene (3) Polyvinyl Chloride (4) Methyl Methacrylate
Last Answer : Polyvinyl Chloride
Description : The plastics made from cellulose resin (A) Are as clear as glass (B) Are tough and strong (C) Possess excellent electrical properties (D) All the above
Last Answer : Answer: Option D
Description : Lacquer paints (A) Are generally applied on structural steel (B) Are less durable as compared to enamel paints (C) Consist of resin and nitro-cellulose (D) All the above
Description : The effect of the temperature rising above 100ºC on heat-cured denture-base acrylic resins is: A. Produces porosity on the external portion of the resin. B. Produces porosity on the internal portion ... porosity on the surface of the resin. D. Prevents porosity on the interior of the resin
Last Answer : B. Produces porosity on the internal portion of the resin.
Description : Cellulose is the main constituent of most __________ fibres. (A) Acrylic (B) Spandex (C) Synthetic (D) Natural
Last Answer : (D) Natura
Description : Pick out the wrong statement. (A) Denier is defined as weight in gm of 9000 metres length of a fibre, while tex is defined as weight in gm of 1000 metres length of fibre (B) ... fibres are all prepared by wet spinning (D) Nylon fibres have greater water absorption capacity than polyester fibres
Last Answer : (C) Dacron fibres, acrylic fibres, viscose rayon fibres & cellulose acetate fibres are all prepared by wet spinning
Description : A cation exchange resin linked to cellulose backbone is (A) CM-cellulose (B) DEAE cellulose (C) Starch (D) Biogel
Last Answer : Answer : A
Description : An anion exchange resin linked to cellulose backbone is (A) DEAE cellulose (B) CM cellulose (C) Sephadex (D) None of these
Description : what paint to use for painting vinyl siding,alkyd or latex?
Last Answer : The paint that seems to work best with vinyl siding are ones that have a blend of urethane and acrylic resins. The most important thing to do when painting siding make sure your surface is clean and dry.
Description : __________ are produced by reacting polybasic acid (e.g. Phthalic anhydride) with polyhydric alcohol (e.g., glycerol). (A) Unsaturated polyester (B) Alkyd resins (C) Saturated polyester (D) Amino resins
Last Answer : (B) Alkyd resins
Description : __________ resins are produced by the condensation polymerisation of formaldehyde with urea or melamine. (A) Epoxy (B) Amino (C) Alkyd (D) Phenolic
Last Answer : (B) Amino
Description : Acrylic sheets (A) Possess 10 to 17 times greater breakage resistance than that of glass of equivalent thickness (B) Are generally unaffected by most household detergents (C) Possess the light transmission rate of 93% (D) All the above
Description : Plexiglass (also called Lucite) because of its high optical transparency is used for making lenses. It is chemically (A) Polymethyl methacrylate (PMMA) (B) Polytetrafluroethylene (PTFE) (C) Polycarbonates (D) Phenolic resins
Last Answer : (A) Polymethyl methacrylate (PMMA)
Description : Polymethyl methacrylate (PMMA) is known as (A) Bakelite (B) Teflon (C) Perspex (D) Nylon-6
Description : The plastics prepared from Vinyl resin are (A) Odourless (B) Non-toxic (C) Transparent (D) All of these
Last Answer : civil-engineering
Description : Pick up the correct statement from the following: (A) Melamine is obtained from calcium carbide (B) Formaldehyde is prepared synthetically from methane (C) The melamine when reacted with formaldehyde forms the melamine-formaldehyde resin (D) All the above
Description : Spirit varnish generally consists of (A) Oil, wax and resin (B) Alcohol, wax and turpentine (C) Pigment and synthetic resin (D) Spirit and shellac
Description : The most important constituent of varnish, is (A) Drier (B) Solvent (C) Resin (D) All the above
Description : Pick up correct statement from the following: (A) Fibre boards are used for thermal and acoustic control (B) Fibre boards are used for light weight standing members (C) Fibre boards are obtained by impregnating a resin product on fibres (D) All the above
Description : Pick up the synthetic resin from the following: (A) Urea resin (B) Phenolic resin (C) Resorcinol resin (D) All of these
Description : Pick up the correct statement from the following: (A) Catalysts are added to assist and accelerate the hardening of resin (B) The fillers are inert materials and they impart strength and hardness (C) Fibrous fillers increase thermal resistance (D) All the above
Description : Pick up the correct statement from the following: (A) Styrene resin is produced from ethylene which is made from petroleum (B) Styrene resin is light in weight (C) Styrene resin transmits ultraviolet waves of light (D) All the above
Description : Oil varnish generally consists of (A) Synthetic resin and spirit (B) Oil, wax and resin (C) Resin, oil and turpentine (D) Spirit, oil and wax
Last Answer : Answer: Option C
Description : Pick up the correct statement from the following: (A) The phenol is carbolic acid (B) The phenol is either extracted from coal-tar or prepared from benzene (C) Phenol reacts with formaldehyde, to form phenol formaldehyde resin (D) All the above
Description : Pick up the non-inflammable plastic from the following: (A) Cellulose acetate plastics (B) Polyvinyl chloride plastics (C) Phenol formaldehyde plastic (D) Urea formaldehyde plastic
Last Answer : Answer: Option B
Description : Duco paints are (A) Plastic paints (B) Cellulose paints (C) Emulsion paints (D) Oil paints
Description : Snowcrete is one of the patent forms of (A) Distempers (B) Water proof cement paints (C) Enamel paints (D) Cellulose pain
Description : Commonly used thinner in (A) Lacquer paints, is alcohol (B) Cellulose paints is ethyl acetate (C) Oil paints, is naphtha (D) All the above
Description : Duco is one of the patent forms of (A) Emulsion paints (B) Plastic paints (C) Bituminous paints (D) Cellulose paints
Description : Pick up the correct statement from the following: (A) Alexander Parkes, a Scottish chemist prepared a hard material by mixing camphor and alcohol with nitro cellulose and called it, as Parkesite ... prepared a substance from urea and formaldehyde and called it Plastic (D) All the above
Description : Can I use primer on a cardboard box before using acrylic paint? And is using primer/gesso necessary in this situation?
Last Answer : As we advised on your earlier and very similar question, just take some other piece of cardboard and try it out.
Description : What would make an acrylic fish tank leak intermittently?
Last Answer : answer:I think you probably have a micro-fracture. I found a forum that talks about that; http://www.reefcentral.com/forums/showthread.php?t=1920273 Maybe a coat of clear non-toxic ... univ&tbm=shop&tbo=u&sa=X&ei=3FMwUsS4KOjF2AWXyYAQ&ved=0CDoQsxg&biw=1920&bih=977 That's all I got. I hope it helps?
Description : Is it possible to get dried acrylic paint out of fabric?
Last Answer : I believe you should throw the shirt away, and get a new one. Cheaper and less work put in. Hope this helps.