Cleaning tablets patented by Colgate-Palmolive

Britannia and Bespak to advancesurgical adhesions treatment

Britannia Pharmaceuticals Ltd andBespak plc have signed anagreement to accelerate thedevelopment of AdSurf, a novelclinical approach to the prevention ofsurgical adhesions that has beenunder development by Britannia since1997. AdSurf is a synthetic surfactant– a unique formulation of the naturallyoccurring phospholipidsdipalmitoylphosphatidylcholine(DPPC) and phosphatidylglycerol(PG). It is administered as a steriledry powder prior to surgical closure.Under the terms of this agreement,Britannia will remain responsible forAdSurf’s clinical development, as wellas the manufacturing scale-up of theactive ingredient, while Bespak willinvest in the development of acommercially viable delivery devicefor the product. Britannia and Bespakwill share investment in and anyintellectual property resulting from thisjoint development.

Press release from: Britannia Pharmaceuticals Ltd,41-51 Brighton Rd, Redhill, RH1 6YS, UK. Tel: +441737 773741. Fax: +44 1737 762672. Website:http://www.britannia-pharm.co.uk (14 Oct 2003)

PATENTSBleaching detergent patent earned byUnilever HPC

Patent No US 6,596,679 B1 has beenawarded to Unilever Home &Personal Care of USA for itsenzymatic detergent formulationcontaining a surfactant, and acofactor-dependent oxidoreductase.This product also contains anantibody or antibody fragment, whichis directed at surface amino acidresidue(s) and with a molar ratio ofless than 1.

HAPPI, Household & Personal Products Industry, Sep2003, 40 (9), 41

Cleaning tablets patented by Colgate-Palmolive

Colgate-Palmolive Co has obtainedPatent No US 6,596,682 B1 for itscleaning tablet that containssulfonated anionic surfactant, clay,salt, magnesium-containing inorganicsalt, alkali metal bicarbonate and

alpha hydroxy aliphatic acid. Thisproduct also contains an alkali metalsalt of a polycarboxylic acid,solubilizing agent, alkali metal or analkaline earth metal salt and blue-and/or green-coloured speckles ofcitric acid. This formulation is free ofpolyphosphates, inorganic or organicbuilder salts or grease removalsolvents.


Kao Corp patents fabric softenercomposition

Patent No US 6,596,685 B2 has beengranted to Kao Corp of Tokyo, Japanfor its fabric softener that has one ormore C8-36 hydrocarbon groups andtwo or more groups taken from anamino acid group and a quaternaryammonium group, an anionicsurfactant having a C8-36hydrocarbon and a nonionicsurfactant.


Colgate-Palmolive patentsantibacterial cleaning wipe

Colgate-Palmolive Co has obtainedPatent No US 6,596,681 B1 for itscleaning wipe containing a nonwovenfabric and a liquid cleaningformulation. This liquid compositionhas a sulfonate or sulfate anionicsurfactant, a cationic polymer, anemulsifier and water. The formulationis free of potassium sorbate or analkali metal carbonate or quaternaryammonium compound.


Henkel and Clariant GmbH land patentfor dishwashing detergent

Henkel KGaA and Clariant GmbHwere awarded US Patent No6,462,006 for a dishwashingdetergent containing phosphate andcrystalline lamellar silicates. Thedetergent offers better cleaningperformance and protection tosensitive tableware, such as glassesand decorated tableware, despitehaving phosphate as an ingredient.

Soap and Cosmetics, Jun 2003, 79 (3), 14

MARKETSREVIEWS

Shake up for surfactants

The global market for surfactants is at12 M tonnes, with specialitysurfactants accounting for about 4 Mtonnes. Growth rates of between zeroand 1.5% are seen in the maturemarkets of North America, WesternEurope and Japan. Polarization isexpected to continue in the industry,with classifications into global,principally bulk surfactant suppliersand smaller specialized performancesurfactant producers. The Pacific Asiaregion and other areas of thedeveloping world, such as those inLatin America, may provide the majorgrowth opportunities. The new EUDetergents Directive that will beenforced by the middle of 2005requires all surfactants types utilizedin detergents to be readilybiodegradable. Replacement ofcurrent materials and development ofnew products will be propelled by theincreasing health, safety andenvironment legislation and voluntaryagreements.

Performance Chemicals Europe (PCE), Oct/Nov 2003,18 (3), 19-20, 22

Good growth in N America forsurfactants in cosmetics

The N American cosmetics andtoiletries sector consumed around2.14 bn pounds of surfactants in2002. The market was worth $1.05bn, making it the largest class ofspeciality chemicals. ImpactMarketing Consultants forecasts thatthe N American cosmetics surfactantmarket will reach $1.185 bn by 2007.The cosmetics sector is expected tohave sales of $34.3 bn in 2007 ($29.8bn in 2002). Fastest growth will be inskin care products, predicted toincrease by 4.6%/y to 2007. Around60% of surfactants for the cosmeticssector are used in personal bodywash products with 25% forshampoos and 15% in hair and bodyconditioners, skin creams and otherproducts. Anionic surfactant saleswere $765 M in 2002 (1.9 bnpounds). The leading anionicsurfactant producers are Stepan and

DECEMBER 2003 5

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Cleaning tablets patented by Colgate-Palmolive