1
to 30% of methylene chloride; 1 to 10% of hydrogen peroxide; and 10 to 60% of water. RADIATION CURABLE COATINGS WITH IMPROVED WEATHERABILITY US. Patent 5,990,188. Nov. 23,1999 G.A. Patel et ai., assignors to General Electric Co., Schenectady, NY IIId IllWOlk faclIllleI IllIIIt reduce toxic emiI8IonI undIr ... teitWl ....... <MnprIrClClllcllDn ..... IIUt IIIIIt Of 8llCMd tile 1MMm ........ besed on u.s. EM fraclIonII ...... IIIIcIencr on boItl WIt IIld cIIr ........ A1I'. _ 100 two stage system _Ihe (MIlCr) "ldeIines for paint boolha Let tile ...... All MIve JOUI' .... .... , co.u.... AU Air Technologies, Inc. 205 West 17th 51. (785) 242 1811 Ottawa. KS 66067 fax (785) 242 8700 (800) 624-8739 E-mail: [email protected] Website: www.ati-filters.com Circle 089 on reader information card 108 A radiation-curable coating com- position comprising 5 to 50% silyl acrylate modified colloidal silica. COLORED METALLIC PAINT COMPOSlnON US. Patent 5,990,219. Nov. 23, 1999 N. Sakai et al., assignors to BASF Coatings AG, Muenster-Hiltrup, Germany A colored metallic paint composi- tion comprising a film forming binder; 0.1 to 15 parts by weight of metallic powder; 0.1 to 10 parts of a first colored pigment; 0.5 to 50 parts of a second colored pigment wherein the primary particle size of the first colored pigment is smaller than the primary particle size of the second colored pigment and the first colored pigment and the second colored pigment have a complementary color relation- ship . PROCESS FOR PICKLING STEEL AND STAINLESS STEEL US. Patent 5,992,196. Nov. 30, 1999 H. Giraud et al., assignors to Usinor, Puteaux, France A continuous production line for producing a strip of a rolled sheet of steel and in particular a rolled sheet of stainless steel comprising in combination the means for sub- jecting the strip to in succession: a mechanical treatment; a primary pickling; a transformation opera- tion; annealing operations; a final pickling; and a finishing opera- tion. ROTARY BRUSH US. Patent 5,992,491. Nov. 23, 1999 R. Audisio, assignor to Bibielle S.PA, Italy A system for producing a ring of abrasive sheet elements from which to form a rotary brush. APPARATUS TO CLEAN GOLD PLATE US. Patent 5,993,301. Nov. 30, 1999 W. Kim et al., assignors to SamSung Electronic Co., Ltd., Kyungki-do, Rep. of Korea An apparatus to clean gold-plated contact surfaces of printed circuit boards comprising a printed cir- cuit board guide comprising a guide rail to guide the printed cir- cuit boards; at least one cleaning unit to remove contaminants from the gold-plated contact surfaces through friction of the cleaning unit and the gold-plated contact surfaces relative to the move- ments of the printed circuit boards on the length of the guide rail; and a base to support and fix the cleaning unit and the printed circuit board guide. VACUUM TREATMENT SYSTEM Us. Patent 5,993,556. Nov. 30, 1999 H. Maidhof et al., assignors to Leybold Systems CmgH, Hanau, Germany A vacuum treatment system for depositing a thin coating on a sub- strate, comprising a plurality of stationary treating chambers that are held by an annular or frame side wall of a vacuum chamber, each treatment chamber housing one or more treatment tools, and wherein each treatment chamber includes an opening facing inward toward the center of the vacuum chamber permitting transfer of the substrate in and out of a lock and with a shaft or screw spindle extending parallel to the planes of the openings and mounted in a vacuum chamber lid and/or in a vacuum chamber. CLEANING PAINT RESIDUES US. Patent 5,993,561. Nov. 30, 19Y9 C.P. ,Jarema, assignor to Henkel Gorp., Gulph Mills, Pa. A process for removing at least partially dried paint residues from a surface bearing a coat of such paint residues comprising providing a first liquid that is swellantlsolvent for the paint res- idues to be removed; a second liq- Metal Finishing

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to 30% of methylene chloride; 1 to10% of hydrogen peroxide; and 10to 60% of water.

RADIATION CURABLE COATINGSWITH IMPROVED WEATHERABILITYUS. Patent 5,990,188. Nov. 23,1999G.A. Patel et ai., assignors toGeneral Electric Co., Schenectady,NY

man~IIId IllWOlk faclIllleIIllIIIt reduce toxic emiI8IonI undIr ...teitWl....... <MnprIrClClllcllDn.....IIUt IIIIIt Of 8llCMd tile 1MMm........ besed on u.s. EM fraclIonII ......IIIIcIencr on boItl WIt IIld cIIr ........

• A1I'. _ 100 two stage system _Ihe(MIlCr) "ldeIines for~ paint boolha

Let tile ...... • All MIveJOUI' .... ...., co.u....

AUAir Technologies, Inc.

205 West 17th 51. (785) 242 1811Ottawa. KS 66067 fax (785) 242 8700

(800) 624-8739E-mail: [email protected]

Website: www.ati-filters.com

Circle 089 on reader information card

108

A radiation-curable coating com­position comprising 5 to 50% silylacrylate modified colloidal silica.

COLORED METALLIC PAINTCOMPOSlnONUS. Patent 5,990,219. Nov. 23, 1999N. Sakai et al., assignors to BASFCoatings AG, Muenster-Hiltrup,Germany

A colored metallic paint composi­tion comprising a film formingbinder; 0.1 to 15 parts by weightof metallic powder; 0.1 to 10 partsof a first colored pigment; 0.5 to 50parts of a second colored pigmentwherein the primary particle sizeof the first colored pigment issmaller than the primary particlesize of the second colored pigmentand the first colored pigment andthe second colored pigment have acomplementary color relation­ship.

PROCESS FOR PICKLING STEELAND STAINLESS STEELUS. Patent 5,992,196. Nov. 30, 1999H. Giraud et al., assignors to Usinor,Puteaux, France

A continuous production line forproducing a strip of a rolled sheetof steel and in particular a rolledsheet of stainless steel comprisingin combination the means for sub­jecting the strip to in succession: amechanical treatment; a primarypickling; a transformation opera­tion; annealing operations; a finalpickling; and a finishing opera­tion.

ROTARY BRUSHUS. Patent 5,992,491. Nov. 23, 1999R. Audisio, assignor to BibielleS.PA, Italy

A system for producing a ring ofabrasive sheet elements fromwhich to form a rotary brush.

APPARATUS TO CLEAN GOLDPLATEUS. Patent 5,993,301. Nov. 30, 1999W. Kim et al., assignors to SamSung

Electronic Co., Ltd., Kyungki-do,Rep. of Korea

An apparatus to clean gold-platedcontact surfaces of printed circuitboards comprising a printed cir­cuit board guide comprising aguide rail to guide the printed cir­cuit boards; at least one cleaningunit to remove contaminants fromthe gold-plated contact surfacesthrough friction of the cleaningunit and the gold-plated contactsurfaces relative to the move­ments of the printed circuitboards on the length of the guiderail; and a base to support and fixthe cleaning unit and the printedcircuit board guide.

VACUUM TREATMENT SYSTEMUs. Patent 5,993,556. Nov. 30, 1999H. Maidhof et al., assignors toLeybold Systems CmgH, Hanau,Germany

A vacuum treatment system fordepositing a thin coating on a sub­strate, comprising a plurality ofstationary treating chambers thatare held by an annular or frameside wall of a vacuum chamber,each treatment chamber housingone or more treatment tools, andwherein each treatment chamberincludes an opening facing inwardtoward the center of the vacuumchamber permitting transfer ofthe substrate in and out of a lockand with a shaft or screw spindleextending parallel to the planes ofthe openings and mounted in avacuum chamber lid and/or in avacuum chamber.

CLEANING PAINT RESIDUESUS. Patent 5,993,561. Nov. 30, 19Y9C.P. ,Jarema, assignor to HenkelGorp., Gulph Mills, Pa.

A process for removing at leastpartially dried paint residuesfrom a surface bearing a coat ofsuch paint residues comprisingproviding a first liquid that isswellantlsolvent for the paint res­idues to be removed; a second liq-

Metal Finishing