Organic Peroxides
for Curing Unsatured polyester (UP) Resins
 
Product
Chemical Name
Peroxide Content, Physical Form
Packaging (Standard Size) Active Oxygen Content (%) Recommanded Storage and Transport Temperature
(°C)
SADT
(°C)
UN-n° Application and Properties
RETIC C 101
Methylethylketone Peroxide in Plasticizer
Liquid
Kg 25 Container 9,1 max 30 60 3105 Curing of unsaturated polyester resin.
General application.
RETIC C 101 S
Methylethylketone Peroxide in Plasticizer
Liquid
Kg 25 Container 9,7 max 30 60 3105 Curing of unsaturated polyester resin.
Due to the high activity the use is recommended in the coldest months in alternative of RETIC C 101
RETIC C 105
Methylethylketone Peroxide in Plasticizer
Liquid
Kg 25 Container 9,7 max 30 60 3105 Curing of unsaturated polyester resin.
High reactivity.
Recommended for the production of bottoms, paints, ecc.
RETIC C 112
Methylethylketone Peroxide in Plasticizer
Liquid
Kg 25 Container 8,5 max 30 60 3105 Curing of unsaturated polyester resin.
Long gel time.
Used for high shims.
RETIC C 116
Methylethylketone Peroxide in Plasticizer
Liquid
Kg 25 Container 6 max 30 60 3105 Curing of unsaturated polyester resin.
Low viscosità formulation, recommended for using in cut and spreay machine
RETIC C 102
Methylisobutylketone peroxide in Plasticizer
Liquido
Kg 25 Container 10 max 30 60 3105 Curing of unsaturated polyester resin.
For hot using, bottoms production, abrasives, corrugated, ecc.
RETIC C 103
Acetylacetone Peroxide in Plasticizer
Liquid
Kg 25 Container 4,1 max 30 60 3105 Curing of unsaturated polyester resin.
High activity peroxide.
Recommended for low shims (paints, ecc.)
RETIC C 104
Cyclohexanone Peroxide in Plasticizer
Liquid
Kg 25 Container 5,2 max 30 60 3105 Curing of unsaturated polyester resin.
Long time gel.
Used for the production of bottoms.
RETIC C 104 S
Cyclohexanone Peroxide in Plasticizer
Liquid
Kg 25 Container 5,5 max 30 60 3105 Curing of unsaturated polyester resin.
Used for the production of bottoms.
More active than RETIC C 104.
RETIC M 8
Keton Peroxide Mixture
Liquid
Kg 25 Container 10 max 30 60 3105 Curing of unsaturated polyester resin.
Mixture at low temperature. Recommended for the production of paints and resins.
RETIC M 12
Keton Peroxide Mixture
Liquid
Kg 25 Container 7,3 max 30 60 3105 Curing of unsaturated polyester resin.
Characterized by very fast curing time in the production of corrugated,, marble, paints, ecc.
RETIC M 12 S
Keton Peroxide Mixture
Liquid
Kg 25 Container 7,8 max 30 60 3105 Curing of unsaturated polyester resin.
Characterized by very fast curing time in the production of corrugated,, marble, paints, ecc. More active than RETIC M 12.
RETIC M 13
Keton Peroxide Mixture
Liquid
Kg 25 Container 7,7 max 30 60 3105 Curing of unsaturated polyester resin.
Mixture used for the production of corrugated, laminate, marble, tanks, ecc.
RETIC M 14
Keton Peroxide Mixture
Liquid
Kg 25 Container 7,2 max 30 60 3105 Curing of unsaturated polyester resin.
Mixture at low heat generation.
Used for the production of corrugated, laminate, marble, tanks, ecc.
RETIC M 22
Keton Peroxide Mixture
Liquid
Kg 25 Container 6,5 max 30 60 3105 Curing of unsaturated polyester resin.
High activity mixture.
Used for the production of corrugated, laminate, marble, tanks, ecc.
 
RETIC CH
Cumene Hydroperoxide80%
Solution  in Cumene
Kg 25
Container
kg 200
Drum
8,41 max 30 80 3109 Hot curing of unsaturated polyester resin.
Curing of vinylester resins at room temperature. No gazing.
RETIC CU 40 VE
Cumyl hydroperoxide in Methylacetoacetate
Liquid
Kg 25
Pail
4,2 max 30 80 3109 Curing of vinylester resins in combination with Cobalt Amine Accelerator at room temperature. No gazing
RETIC TBH 70
Tert.Butyl Hydroperoxide 70%
Solution in water
Kg 25 Container
kg 200
Drum
12,43 da 5 a 30 90 3109 Curing of SMC and e BMC at T≥120-140°C, no aromatic composite.
RETIC TBH 13
Tert.Butyl Hydroperoxide 13%
Solution in water
kg 25 Container
kg 1.000
Tank  
2,3 da 5 a 30 90 3109 Curing of SMC and BMC at T≥120-140°C, no aromatic composite.
Less active than TBH 70.
RETIC PIN
Tert.Butylperoxy-3,5,5-trimethylhexanoate 98%
Liquid
Kg 25 Container 6,81 max 30 60 3106 Curing of SMC and BMC at T≥120-140°C, no aromatic composite and safe handling.
RETIC PIN 50 PW
Tert.Butylperoxy-3,5,5-trimethylhexanoate 50%
in calcium carbonate, powder
Kg 25 Container 3,48 max 30 60 3105 Special quality, high activity combined with  cobalt at T≥120°C.
RETIC PM 25
Terz.Butyl monoperoxymaleinate 25%
in Di-(2-ethylhexyl)-phthalate, paste
Kg 25 Container 2,13 max 30 60 3108 Curing of  acrylic resins.
RETIC PB
Tert.Butylperoxybenzoate 98%
Liquid
Kg 25
Container
8,07 da 10 a 30 60 3103 Curing of SMC and BMC, allowing a long lasting flow.
RETIC PB 50
Tert.Butylperoxybenzoate 50%
Solution in Diisobutylphthalate
Kg 30
Container
4,12 max 30 60 3105 Curing of SMC and BMC at T≥140-160°C.
RETIC PB 50 PW
Tert.Butylperoxybenzoate 50%
in calcium carbonate, powder
kg 25
Box
4,12 max 30 60 3106 Curing of SMC and BMC at T≥140-160°C.
RETIC PB-A
Tert.Butylperoxybenzoate
Liquid
Kg 25 Container 6,5 da 10 a 30 70 3103 Curing of unsaturated polyester resin.
High activity mixture.
 
RETIC BCC
Di(4-tert.-butyl-cyclohexyl)peroxydicarbonate 95%,
powder
kg 25 cardboard box 3,8 max 15 40 3114 Hot curing at T≥60°C, utilized as an initiator for various combinations of peroxides.
RETIC BCC 40 W
Di(4-tert.-butyl-cyclohexyl)peroxydicarbonate 40%
in water, suspension
Kg 25 Container 1,6 max 15 45 3119 Hot curing at T≥60°C, utilized as an initiator for various combinations of peroxides.
RETIC BCC 50 Paste A
Di(4-tert.-butyl-cyclohexyl)peroxydicarbonate 50%,
paste
Kg 25 Container 2 max 15 40 3114 Hot curing at T≥60°C, utilized as an initiator for various combinations of peroxides.
 
RETIC BP W 25
Dibenzoyl Peroxide 75%
in water, powder
kg 20 cardboard box 4,95 da 5 a 30 70 3104 Hot curing of unsaturated polyester resin.

RETIC BP 50%
Dibenzoyl Peroxide 50%
in Plasticizer, white or Red paste
kg 25 cardboard box 3,3 max 30 50 3108 Hot curing of unsaturated polyester resin.

RETIC BP 50 PW
Dibenzoyl Peroxide 50%
in diciclohexylftalate, powder
kg 25 cardboard box 3,3 max 30 60 3106 Curing of unsaturated polyester resins and acrylates.
Quick dissolving and easy to handle.
RETIC BP 50 LA
Dibenzoyl Peroxide 50%
in Plasticizer, suspension
kg 30
pail
3,3 max 30 50 3108 Hot curing of unsaturated polyester resin.
Easy to dissolve because of its low viscosity.
RETIC BP 20 PW
Dibenzoyl Peroxide 20%
in calcium sulphate, powder
kg 25 cardboard box 1,32 max 30 50 - Curing of highly filled polyester resins, e.g. polymer concrete
RETIC BP 17 NERO
Dibenzoyl Peroxide 17%
in Plasticizer, black paste
Kg 25
Container
kg 200
Drum
1,12 max 30 60   3108 Hot curing of unsaturated polyester resin.
Used for chemical fixings.
 
RETIC PO
Tert.Butylperoxy-2-ethylhexanoate 98%,
Liquid
Kg 25 Container 7,25 max 15   3113 Curing of SMC and BMC, high activity at  T≥80°C.
RETIC PO 50 PW
Tert.Butylperoxy-2-ethylhexanoate 50%
in calcium carbonate, powder
kg 25 cardboard box 3,7 max 15   3118 Curing of SMC and BMC, high activity at  T≥80°C., simple use.
RETIC BEC
Tert.Butyl peroxy-2-ethylhexylcarbonate 95%,
Liquid
Kg 25 Container 6,17 max 30   3105 Curing of SMC and BMC at T≥140-160°C, long lasting flow process, very low remaining styrene content in the final product, free of aromatic compounds.
RETIC BEC 50 PW
Terz.Butil perossi-2-etilesilcarbonato 50%
in calcium carbonate, powder
kg 25 cardboard box 3,25 max 30   3106 Curing of SMC and BMC at T≥140-160°C, long lasting flow process, very low remaining styrene content in the final product, free of aromatic compounds. Simple use.
RETIC BIC
Tert.Butyl peroxy-isopropylcarbonate 75%
in Isododecane, Liquido
Kg 25 Container 6,81 max 25   3103 Curing of SMC and BMC at T≥120-140°C, long lasting flow process, very low remaining styrene content in the final product, free of aromatic compounds.
RETIC BIC 50 PW
Tert.Butyl peroxy-isopropylcarbonate 50%
in calcium carbonate, powder
kg 25 cardboard box 4,54 max 25    3106 Curing of SMC and BMC at T≥120-140°C, long lasting flow process, very low remaining styrene content in the final product, free of aromatic compounds. Simple use.
 
RETIC AZDN
2,2-Azodiisobutironitrile 98%,
powder
kg 40 cardboard box 16,7 max 15   3234 Curing of acrylic resyns.