- Email: [email protected]
Spraying apparatus with a conveyor belt
by weight, of the benzyl alcohol or alkylsubstituted derivative thereof to tire metbylene chloride or other chlorinated alkane ranges from 3:l to 15:l.
hydrolysate of a copolymer of maleic anhydride and vinyltriethoxysilane.
Method for Selective Plating
U.S. Patent 5518,794. May 21, 1996 L.L. Barber et a/., assignors to 3M Co., Sf. Paul, Mim.
U.S. Patent 5518,760. May 21, 1996 D. Ferrier and E. Yakobson, assignors to Ma&e/mid Inc., Waterbury, Corm. A process for the activation of metallic surfaces without the concurrent effective activation of plastic surfaces in proximity to the metallic surfaces, said process comprising contacting with an activator solution comprising an imidazole compound.
Methods for Pretreatment of Metals U.S.Patent 5,518,770. May 21, 1996
A.E. Gohaszewski et a/., assignors to Befz Laboratories Inc., Trevose, Pa.
a
e,
-lb,
U.S. Patent 5,518,859. May 21, 1996 IV. hvasawa and J. Higashi, assignors to Kansai Paint Co. Ltd., Hyogo, Japan
A positive-type photosensitive electrodeposition coating composition and process for producing a circuit plate.
Introducing the 2500 PPQ - the newest member of Meliag’s YjLlMRW Line-up
J
,w) -II
An abrasjve article comprising at least one composite abrasive filament, the composite abrasive filament comprising at least one preformed core at least partially coated with a hardened composition comprising a thermoplastic elastomer having abrasive particles dispersed and adhered therein, with the proviso that if there is more than one composite abrasive filament, the composite abrasive filaments can be the same or different, wherein the at least one composite abrasive filament is mounted to a substrate.
Photosensitive Electrocoat
A method for pretreating a metal surface in preparation for painting comprising applying a hydrolysate selected from the group consisting of a zinc salt hydrolysate of a copolymer of maleic anhydride and vinyltriethoxysilane and a zirconium salt
EFET
Abrasive Article Incorporating a Filament
All polypropylene construction !Mf-priming magnetic drive pump “Unitized Pack”disc assemMy Large sludge holding capacity Low disposal cost High efficiency Pre-coated flow rate to 2500 gph Temperatures to 180°F (82°C)
Anticorrosion Treatment of Aluminum U.S. Pafenf 5,520,750. May 21, 1996 PJ. Ri/ex assignor to B/-/P Steel (LA) Pfy Ltd., Melbourne, Australia An anticorrosion treatment of an aluminum or aluminum alloy surface comprising treating with a solution having a pH greater than 0 to less than 2 and comprising at least one metal 0x0 ion complexed with phosphorus (V) wherein the metal 0x0 ion is vanadate or tungstate or a mixture thereof.
Spraying Apparatus With a Conveyor Belt U.S. Pafenf 5,518,543. May 21, 1996 ML. Piefrowski et al., assignors to Anchor Hocking Corp., Freeport, 111. An apparatus for applying a coating to a vessel, including a continuously operating conveyor, which conveys a vessel to be coated to a spraying station vertically aligned with the conveyor means for arresting the forward movement of the vessel at the spraying station while maintaining the vessel in sliding contact with the conveyor as the conveyor continues to op erate; means for breaking physical contact between the vessel and the conveyor, means for
•~coNTRoL REAGENTS ?? ENVIRONMENTAL TEST REAGENTS & KITS ??EM Science Reagent
Chemicals
?? GLASSW!!
Hawk Creek Laboratorcy, In0 R.D.1, Box999,SimpsonRd GlenRock,PA 17327 Phone:717-2354949
PA 19438 USA, (215) 7214X0, F~(215) 7238758
Cirde 022 on reader information
112
METAL
FINISHING
card .
FEBRUARY
1997
presenting the vessel to the spraying station in an inverted position following separation of the vessel from the conveyor; means for spraying the vessel positioned and arranged in the spraying station; means for rotating the vessel at a high rate of speed at the spraying station whereby a coating applied by the spraying means consists of a plurality of layers; and means for re-contacting the coated vessel with the continuously operating conveyor whereby the coated vessel is discharged from the spraying station.
Powder Coating Apparatus U..S.Pafent5,518,546. May 21, 1996 BE. Williamset a/., assignors to Nexus Corp., Greenwich, Co/m.
An apparatus for coating a substrate with electrically charged resinous powder particles, which subsequently form on the substrate a uniform, continuous coating, comprising in combination an electrically insulating fluidized bed for inductively charging resinous powder particles; high voltage means disposd in one portion of the fluidized bed and connected to a variable high voltage power supply; grounded elec-
trode means disposed in another portion of the fluidized bed, whereby an electrical field is created between the high voltage and grounded electrode means to inductively charge the particles; fluidizing air means in communication with the fluidized bed for introducing air thereby establishing, in the presence of the resinous powder particles, an electrostatically charged powder cloud within the fluidized bed; conveying means connected to the fluidized bed for transporting electrically charged powder particles from the fluidized bed; and dispensing means affixed to the conveying means for directing the electrically charged particles onto the substrate.
ing an acrylate to acrylamide ratio of 15 to 10:l,andapHof~11.
Paint Stripper U.S.Patent 5,518&V. May21,
1996 NJ? Langford and D.W Erismann, assignors to 3M Co., St. Paul, Minn.
A paint stripper composition comprising a solvent mixture comprising benzyl alcohol or alkyl-substituted derivative thereof and methylene chloride or other chlorinated alkane with two or three carbon atoms and two or three chlorine atoms, wherein a ratio, in parts by weight, of the benzyl alcohol or alkylsubstituted derivative thereof to the methylene chloride or other chlorinated alkane ranges from 3:l to 151.
Metal Treatment U.S. Patent 5,518,555. May 21, 1996 J. Ouyang and W.L. Harp/, assignors to 6efz Laboratories Inc., Trevose, Pa.
A method of coating a metal surface, which comprises contacting with a treatment solution comprising an essentially silicate, chromium, fluoride, and heavy metal free aqueous solution of an anionic polyacrylamide copolymer hav-
Method for Selective Plating U.S. Patent 5,578,760. May 21, 1996 D. Ferrier and E. Yakobson, assignors to MacDermid Inc., Waterbuw Conn.
A process for the activation of metallic surfaces without the concurrent effective activation of plastic surfaces in proximity to the metallic surfaces, said process com-
??Rugged,
fully electronic gages nondestructively measure coatin on ferrous and non-ferrous meta Ps m Instant auto-calibration ??Comfortable, steady one-hand
I
??~$%%!o ??Improved
anyiown thkkness low-range resolution ana accuracy 8 New models for enodic thick coatings, statistics or memory capability
??Measures
non-magrteticcoatings such as paint, enamel, plating, galvamzing, etc. on steel
m Ideal for measuring on small, hot or hard-tomach surfaces
QD ??The
industry standard for measuring non-magnetic coatings (paint, enamel, galvanizing, uMamu.a.A plating, etc.) on steel 1 H Stable design-no armoyin~rocking while measuring 5U2PrOCWAW.,ftUMlW&WlS558U.~ (315)SUS445U.Toll Fne 1-8UiMM-S5S5 (U.SI
Circle 009 on reader information card
METAL FINISHING
??
FEBRUARY
1997
113
hydrolysate of a copolymer of maleic anhydride and vinyltriethoxysilane.
Method for Selective Plating
U.S. Patent 5518,794. May 21, 1996 L.L. Barber et a/., assignors to 3M Co., Sf. Paul, Mim.
U.S. Patent 5518,760. May 21, 1996 D. Ferrier and E. Yakobson, assignors to Ma&e/mid Inc., Waterbury, Corm. A process for the activation of metallic surfaces without the concurrent effective activation of plastic surfaces in proximity to the metallic surfaces, said process comprising contacting with an activator solution comprising an imidazole compound.
Methods for Pretreatment of Metals U.S.Patent 5,518,770. May 21, 1996
A.E. Gohaszewski et a/., assignors to Befz Laboratories Inc., Trevose, Pa.
a
e,
-lb,
U.S. Patent 5,518,859. May 21, 1996 IV. hvasawa and J. Higashi, assignors to Kansai Paint Co. Ltd., Hyogo, Japan
A positive-type photosensitive electrodeposition coating composition and process for producing a circuit plate.
Introducing the 2500 PPQ - the newest member of Meliag’s YjLlMRW Line-up
J
,w) -II
An abrasjve article comprising at least one composite abrasive filament, the composite abrasive filament comprising at least one preformed core at least partially coated with a hardened composition comprising a thermoplastic elastomer having abrasive particles dispersed and adhered therein, with the proviso that if there is more than one composite abrasive filament, the composite abrasive filaments can be the same or different, wherein the at least one composite abrasive filament is mounted to a substrate.
Photosensitive Electrocoat
A method for pretreating a metal surface in preparation for painting comprising applying a hydrolysate selected from the group consisting of a zinc salt hydrolysate of a copolymer of maleic anhydride and vinyltriethoxysilane and a zirconium salt
EFET
Abrasive Article Incorporating a Filament
All polypropylene construction !Mf-priming magnetic drive pump “Unitized Pack”disc assemMy Large sludge holding capacity Low disposal cost High efficiency Pre-coated flow rate to 2500 gph Temperatures to 180°F (82°C)
Anticorrosion Treatment of Aluminum U.S. Pafenf 5,520,750. May 21, 1996 PJ. Ri/ex assignor to B/-/P Steel (LA) Pfy Ltd., Melbourne, Australia An anticorrosion treatment of an aluminum or aluminum alloy surface comprising treating with a solution having a pH greater than 0 to less than 2 and comprising at least one metal 0x0 ion complexed with phosphorus (V) wherein the metal 0x0 ion is vanadate or tungstate or a mixture thereof.
Spraying Apparatus With a Conveyor Belt U.S. Pafenf 5,518,543. May 21, 1996 ML. Piefrowski et al., assignors to Anchor Hocking Corp., Freeport, 111. An apparatus for applying a coating to a vessel, including a continuously operating conveyor, which conveys a vessel to be coated to a spraying station vertically aligned with the conveyor means for arresting the forward movement of the vessel at the spraying station while maintaining the vessel in sliding contact with the conveyor as the conveyor continues to op erate; means for breaking physical contact between the vessel and the conveyor, means for
•~coNTRoL REAGENTS ?? ENVIRONMENTAL TEST REAGENTS & KITS ??EM Science Reagent
Chemicals
?? GLASSW!!
Hawk Creek Laboratorcy, In0 R.D.1, Box999,SimpsonRd GlenRock,PA 17327 Phone:717-2354949
PA 19438 USA, (215) 7214X0, F~(215) 7238758
Cirde 022 on reader information
112
METAL
FINISHING
card .
FEBRUARY
1997
presenting the vessel to the spraying station in an inverted position following separation of the vessel from the conveyor; means for spraying the vessel positioned and arranged in the spraying station; means for rotating the vessel at a high rate of speed at the spraying station whereby a coating applied by the spraying means consists of a plurality of layers; and means for re-contacting the coated vessel with the continuously operating conveyor whereby the coated vessel is discharged from the spraying station.
Powder Coating Apparatus U..S.Pafent5,518,546. May 21, 1996 BE. Williamset a/., assignors to Nexus Corp., Greenwich, Co/m.
An apparatus for coating a substrate with electrically charged resinous powder particles, which subsequently form on the substrate a uniform, continuous coating, comprising in combination an electrically insulating fluidized bed for inductively charging resinous powder particles; high voltage means disposd in one portion of the fluidized bed and connected to a variable high voltage power supply; grounded elec-
trode means disposed in another portion of the fluidized bed, whereby an electrical field is created between the high voltage and grounded electrode means to inductively charge the particles; fluidizing air means in communication with the fluidized bed for introducing air thereby establishing, in the presence of the resinous powder particles, an electrostatically charged powder cloud within the fluidized bed; conveying means connected to the fluidized bed for transporting electrically charged powder particles from the fluidized bed; and dispensing means affixed to the conveying means for directing the electrically charged particles onto the substrate.
ing an acrylate to acrylamide ratio of 15 to 10:l,andapHof~11.
Paint Stripper U.S.Patent 5,518&V. May21,
1996 NJ? Langford and D.W Erismann, assignors to 3M Co., St. Paul, Minn.
A paint stripper composition comprising a solvent mixture comprising benzyl alcohol or alkyl-substituted derivative thereof and methylene chloride or other chlorinated alkane with two or three carbon atoms and two or three chlorine atoms, wherein a ratio, in parts by weight, of the benzyl alcohol or alkylsubstituted derivative thereof to the methylene chloride or other chlorinated alkane ranges from 3:l to 151.
Metal Treatment U.S. Patent 5,518,555. May 21, 1996 J. Ouyang and W.L. Harp/, assignors to 6efz Laboratories Inc., Trevose, Pa.
A method of coating a metal surface, which comprises contacting with a treatment solution comprising an essentially silicate, chromium, fluoride, and heavy metal free aqueous solution of an anionic polyacrylamide copolymer hav-
Method for Selective Plating U.S. Patent 5,578,760. May 21, 1996 D. Ferrier and E. Yakobson, assignors to MacDermid Inc., Waterbuw Conn.
A process for the activation of metallic surfaces without the concurrent effective activation of plastic surfaces in proximity to the metallic surfaces, said process com-
??Rugged,
fully electronic gages nondestructively measure coatin on ferrous and non-ferrous meta Ps m Instant auto-calibration ??Comfortable, steady one-hand
I
??~$%%!o ??Improved
anyiown thkkness low-range resolution ana accuracy 8 New models for enodic thick coatings, statistics or memory capability
??Measures
non-magrteticcoatings such as paint, enamel, plating, galvamzing, etc. on steel
m Ideal for measuring on small, hot or hard-tomach surfaces
QD ??The
industry standard for measuring non-magnetic coatings (paint, enamel, galvanizing, uMamu.a.A plating, etc.) on steel 1 H Stable design-no armoyin~rocking while measuring 5U2PrOCWAW.,ftUMlW&WlS558U.~ (315)SUS445U.Toll Fne 1-8UiMM-S5S5 (U.SI
Circle 009 on reader information card
METAL FINISHING
??
FEBRUARY
1997
113