Additives for Polymers March 1992 stannate and from the results of work to date envisages that this product will find major use in the following: 1) AS A LOW TOXIC ALTERNATIVE TO ANTIMONY TRIOXIDE. ln halogen formulations with the additional ability to reduce the emission of smoke and toxic gases. 2) AS A SYNERGIST WITH ALUMINA TRIHYDRATE. Where high filler loadings are necessary to achieve the desired level of flame retardancy it appears that the level of loading could be reduced and flame retardancy improved by addition of a small amount of zinc hydroxy stannate. This would enable improvements in the physical/mechanical properties of the polymer to be achieved with reduction in smoke. Data sheets are available on the following compounding applications: Unsaturated polyesters PVC plastisols Halogen-free ethylene-acrylic cable Halogen-free natural rubber Flame retardant paint Polychloroprene Carpet backing For applications in engineering polymers the company produces zinc stannate which has a higher temperature stability (up to 57OOC). Samples and tonnage quantities of both materials are currently available from: Joseph Storey & Co. Ltd., Heron Chenz ical & Colour Works, Lancaster, LA1 lQQ, (UK). Tel: +44-524-63252. Fax: +44-524-381805. Antifogging agents to meet food contact requirements Nubiola (Spain) pigments in USA ICI Polymer Additives is developing ‘Atmer’ antifogging agents to meet international food contact requirements relating to PVC and polyolefm packaging films (including FDA, ISO, and BGA) for product visibility and protection. Products available in sample quantities are Atmer 8112 and 7108. They impart protection to PE foodwrap- in thin films, 7108 in thick films and sheet. Atmer 7108 is a 50% by weight, active product in an LLDPE carrier and is used in products where water clarity is not essential. Atmer 8112 is a 20% by weight, active product in an LDPE carrier. Ferro Corp. is the exclusive North American distributor for ultra-marine blue and violet pigments produced by Nubiola, S.A., of Barcelona, Spain. Considered non-toxic, the pigments are listed as acceptable by the FDA in the Code of Federal Regulations, Title 21, Section 178.3970, for use in food contact 14 01992 Elsevier Science Publishers Ltd.

Antifogging agents to meet food contact requirements

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Page 1: Antifogging agents to meet food contact requirements

Additives for Polymers March 1992

stannate and from the results of work to date envisages that this product will find major use in the following:

1) AS A LOW TOXIC ALTERNATIVE TO ANTIMONY TRIOXIDE. ln halogen formulations with the additional ability to reduce the emission of smoke and toxic gases.

2) AS A SYNERGIST WITH ALUMINA TRIHYDRATE. Where high filler loadings are necessary to achieve the desired level of flame retardancy it appears that the level of loading could be reduced and flame retardancy improved by addition of a small amount of zinc hydroxy stannate. This would enable improvements in the physical/mechanical properties of the polymer to be achieved with reduction in smoke.

Data sheets are available on the following compounding applications:

Unsaturated polyesters PVC plastisols Halogen-free ethylene-acrylic cable Halogen-free natural rubber Flame retardant paint Polychloroprene Carpet backing

For applications in engineering polymers the company produces zinc stannate which has a higher temperature stability (up to 57OOC).

Samples and tonnage quantities of both materials are currently available from: Joseph Storey & Co. Ltd., Heron Chenz ical & Colour Works, Lancaster, LA1 lQQ, (UK). Tel: +44-524-63252. Fax: +44-524-381805.

Antifogging agents to meet food contact requirements

Nubiola (Spain) pigments in USA

ICI Polymer Additives is developing ‘Atmer’ antifogging agents to meet international food contact requirements relating to PVC and polyolefm packaging films (including FDA, ISO, and BGA) for product visibility and protection. Products available in sample quantities are Atmer 8112 and 7108. They impart protection to PE foodwrap- in thin films, 7108 in thick films and sheet. Atmer 7108 is a 50% by weight, active product in an LLDPE carrier and is used in products where water clarity is not essential. Atmer 8112 is a 20% by weight, active product in an LDPE carrier.

Ferro Corp. is the exclusive North American distributor for ultra-marine blue and violet pigments produced by Nubiola, S.A., of Barcelona, Spain. Considered non-toxic, the pigments are listed as acceptable by the FDA in the Code of Federal Regulations, Title 21, Section 178.3970, for use in food contact

14 01992 Elsevier Science Publishers Ltd.