primer composition

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CHROMAft.... PRoncmVl COATINe U.S. Patent 5,866,652. Feb. 2, 1999 H.E. Hager et al., assignors to The Boeing Co., Seattle A coating on a metallic skin of an aircraft comprising a continuous phase of a composition selected from the group consisting of or- ganic polymers and sol-gels; and a mixture of chromate-free salts dis- persed throughout the continuous phase, the mixture comprising a salt selected from the group con- sisting of carboxylate salts of rare earth metals and vanadate salts of alkali or alkali earth metals; and a borate salt ofan alkali earth metal. PRIMO COMPOSITION U.S. Patent 5,866,657. Feb. 2, 1999Y. Tominaga et al., assignors to Takeda Chemical Industries Ltd., Osaka, Japan A primer composition comprising a modified polyisocyanate ob- tained by reaction of polyisocya- nate; an emulsifying agent having an active hydrogen group re- actable to an isocyanate group; and a silane coupling agent hav- ing an active hydrogen group re- actable to an isocyanate group; and a core shell emulsion having a core layer of a rubbery polymer and a shell layer ofa glassy poly- mer and having an active hydro- gen group reactable to an isocya- nate group in the core layer and/or the shell layer. CU••LAnD .. lIAS.". TOOL u.s. Patent 5,868,125. Feb. 9, 1999 M. Maoujoud, assignor to Norton Co., Worcester, Mass. An abrasive segment having an op- erative perimeter comprising a length along the operative perime- ter; an inner face separated by a segment width from an outer face substantially parallel to the inner face to define sides of the abrasive segment along the operative perim- eter; a vein comprising a primary abrasive and a first bond material; and a plurality of separated abra- sive regions comprising a second bond material, said regions being oriented between the inner and outer faces and the vein. PAINT DRYI.G fUlUIACI U.S. Patent 5,868,562. Feb. 9, 1999 o. " PlASnc DUCT AND 'mlNGS Fabco's seamless pvc extruded duct and fittings in sizes J" through 24" offers superior resistance to corrosion and chemical attack. FABCO PLASTICS WHOLESALE (ONTARIO) LIMITED 2175,.. Te.,on Rood. Maple (Toronto) On'orlo Canada L6A lT3 Phone (905) 832.()600. Fox (905) Inst.ductOfabcoplutlcl.com Web Site: www.l.bcopl.aticl.com Circle 094 on reader information card TELLKAM I Roxidizer Technahagy For control 01 VOCs, lIir ToxiC's & Odors Olle movillg Rart, It doeslI't get mueJa simpler. a Sarlaee FillislUng • PriRtiRg and Coating C1aemi«:als and Plaanaaceuti«:als Food Processillg • Wastewater Treatme.t 15523 Carmenlta Road santa Fe Spnngs, CA 90670 USA 1 (562) 802-1621 Fax. 1 (562) 802-1303 Midwest Office (412) 798-9760' Northeast OHlce (610) 544-8339 Circle 120 on reader Information card 93

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Page 1: Primer composition

CHROMAft....PRoncmVlCOATINeU.S. Patent 5,866,652. Feb. 2, 1999H.E. Hager et al., assignors to TheBoeing Co., SeattleA coating on a metallic skin of anaircraft comprising a continuousphase of a composition selectedfrom the group consisting of or­ganic polymers and sol-gels; and amixture of chromate-free salts dis­persed throughout the continuousphase, the mixture comprising asalt selected from the group con­sisting of carboxylate salts of rareearth metals and vanadate salts ofalkali or alkali earth metals; and aborate salt of an alkali earth metal.

PRIMO COMPOSITIONU.S. Patent 5,866,657. Feb. 2,

1999Y. Tominaga et al., assignors toTakeda Chemical Industries Ltd.,Osaka, JapanA primer composition comprisinga modified polyisocyanate ob­tained by reaction of polyisocya­nate; an emulsifying agent havingan active hydrogen group re­actable to an isocyanate group;and a silane coupling agent hav­ing an active hydrogen group re­actable to an isocyanate group;and a core shell emulsion havinga core layer of a rubbery polymerand a shell layer of a glassy poly­mer and having an active hydro­gen group reactable to an isocya­nate group in the core layerand/or the shell layer.

CU••LAnD ..lIAS.". TOOL

u.s. Patent 5,868,125. Feb. 9, 1999M. Maoujoud, assignor to NortonCo., Worcester, Mass.An abrasive segment having an op­erative perimeter comprising alength along the operative perime­ter; an inner face separated by asegment width from an outer facesubstantially parallel to the innerface to define sides of the abrasivesegment along the operative perim­eter; a vein comprising a primaryabrasive and a first bond material;and a plurality of separated abra­sive regions comprising a secondbond material, said regions beingoriented between the inner andouter faces and the vein.

PAINT DRYI.G fUlUIACIU.S. Patent 5,868,562. Feb. 9, 1999

~~··~-~LLm4 I~IIIIIo. "

PlASnc DUCT AND 'mlNGS

Fabco's seamless pvc extruded duct and fittingsin sizes J" through 24" offers superior resistance tocorrosion and chemical attack.

FABCO PLASTICS WHOLESALE (ONTARIO) LIMITED2175,.. Te.,on Rood. Maple (Toronto) On'orlo Canada L6A lT3

Phone (905) 832.()600. Fox (905) 832~992E~m.lI: Inst.ductOfabcoplutlcl.com Web Site: www.l.bcopl.aticl.com

Circle 094 on reader information card

TELLKAM I

Roxidizer TechnahagyFor control 01 VOCs,lIir ToxiC's & Odors

Olle movillgRart,It doeslI't get mueJa simpler.

a Sarlaee FillislUng• PriRtiRg and Coating• C1aemi«:als and Plaanaaceuti«:als• Food Processillg• Wastewater Treatme.t

15523 Carmenlta Roadsanta Fe Spnngs, CA 90670 USA

1 (562) 802-1621 • Fax. 1 (562) 802-1303Midwest Office (412) 798-9760' Northeast OHlce (610) 544-8339

Circle 120 on reader Information card

93