Adeka Corporation

Asahi Denka Co., Ltd.

Takahiro Horikoshi

Hiroaki Mizushima

Naoshi Kawamoto

Yuri Yokota

Etsuo Tobita

Takuya Fukuda

Yuri Okamoto

Kazukiyo Nomura

Yoshinori Negishi

Naoko Tanji

Tsuyoshi Urushihara

Yota Tsuneizumi

Tetsuya Seguchi

Atsushi Sakai

Hiroshi Yamanoi

Akiko Yokota

Yusuke Iwasaki

Provided are a resin additive composition which is excellent in fluidity and can impart excellent physical properties to a thermoplastic resin, a thermoplastic resin composition, and a molded article thereof. A resin additive composition is composed of a phosphoric acid ester compound (A) represented by the following general formula (1): (in the formula (1), Rto Reach independently represent a hydrogen atom or a linear or branched alkyl group having 1 to 9 carbon atoms, and Rrepresents an alkylidene group having 1 to 4 carbon atoms) and a fatty acid sodium salt (B) represented by the following general formula (2): (in the formula (2), Rrepresents a group introduced from an aliphatic organic acid having 7 to 30 carbon atoms), and the mass ratio of (B)/(A) is 0.55 to 2.0.

Resin additive composition, thermoplastic resin composition, and molded article thereof

Provided are: a composition that can impart a thermoplastic resin with excellent transparency and physical properties; a thermoplastic resin composition containing the same; and a molded article thereof. The composition contains: (A) a cyclic organophosphate aluminum salt represented by Formula (1) below, wherein Rto Reach independently represent a hydrogen atom or a linear or branched alkyl group having 1 to 9 carbon atoms and Rrepresents an alkylidene group having 1 to 4 carbon atoms; (B) a sodium carboxylate; and (C) a fatty acid metal salt represented by Formula (2) below, wherein Rrepresents a group which is introduced to an aliphatic organic acid having 10 to 30 carbon atoms and Mrepresents lithium or potassium, wherein the following ranges are satisfied in terms of molar ratio: (C)/(B)=0.30 to 5.00, and (A)/{(B)+(C)}=0.15 to 0.70.

Composition, thermoplastic resin composition using same, and molded article of same

Provided are: a composition that can impart a thermoplastic resin with excellent transparency and physical properties; a thermoplastic resin composition containing the same; and a molded article thereof. The composition contains: (A) a cyclic organophosphate aluminum salt represented by Formula (1) below, wherein Rto Reach independently represent a hydrogen atom or a linear or branched alkyl group having 1 to 9 carbon atoms, and Rrepresents an alkylidene group having 1 to 4 carbon atoms; and (B) sodium carboxylate, wherein a molar ratio of the (A) cyclic organophosphate aluminum salt represented by Formula (1) and the (B) sodium carboxylate, (A)/(B), is in a range of 0.20 to 0.56.

Composition, thermoplastic resin composition using same, and molded article thereof

Provided are: a composition that can impart a thermoplastic resin with excellent transparency and physical properties; a thermoplastic resin composition containing the same; and a molded article thereof. The composition contains: (A) a cyclic organophosphate aluminum salt represented by Formula (1) below, wherein Rto Reach independently represent a hydrogen atom or a linear or branched alkyl group having 1 to 9 carbon atoms and Rrepresents an alkylidene group having 1 to 4 carbon atoms; (B) a sodium carboxylate; and (C) a fatty acid metal salt represented by Formula (2) below, wherein Rrepresents a group which is introduced to an aliphatic organic acid having 10 to 30 carbon atoms and Mrepresents lithium or potassium, wherein the following ranges are satisfied in terms of molar ratio:(C)/(B)=0.30 to 5.00, and (A)/{(B)+(C)}=0.15 to 0.70. 

Provided are a resin additive composition which is excellent in fluidity and can impart excellent physical properties to a thermoplastic resin, a thermoplastic resin composition, and a molded article thereof. A resin additive composition is composed of a phosphoric acid ester compound (A) represented by the following general formula (1): (in the formula (1), Rto Reach independently represent a hydrogen atom or a linear or branched alkyl group having 1 to 9 carbon atoms, and Rrepresents an alkylidene group having 1 to 4 carbon atoms) and a fatty acid sodium salt (B) represented by the following general formula (2): (in the formula (2), Rrepresents a group introduced From an aliphatic organic acid having 7 to 30 carbon atoms), and the mass ratio of (B)/(A) is 0.55 to 2.0.

A particulate nucleating agent is provided and includes an aromatic phosphate ester metal salt represented by a predetermined formula, where the following is satisfied: a maximum particle diameter of the particulate nucleating agent is denoted by Dand a degree of dispersion of the particulate nucleating agent is denoted by D, 80 &#x3bc;m&#x2264;D&#x2264;300 &#x3bc;m and 1.0%&#x2264;D&#x2264;27.0%.

Particulate nucleating agent, resin composition, molded product, and production method thereof

Disclosed is a resin additive masterbatch which not only is capable of containing a resin additive having a low melting point at a high concentration, but also can be continuously produced without strand breakage and has an improved surface tackiness. The resin additive masterbatch contains, with respect to 100 parts by mass of (A) a crystalline resin, 100 to 900 parts by mass of (B) a resin additive, 0.1 to 10 parts by mass of (C) a metal salt of an organic acid other than fatty acid and 0.1 to 10 parts by mass of (D) a gelling agent, the resin additive masterbatch being characterized in that the above-described (B) resin additive retains a liquid state when melted with heating to 250&#xb0; C. and then cooled to 80&#xb0; C. and kept for 30 minutes.

Resin-additive masterbatch

Provided in a method of producing a plastic bottle in which molding cycle is improved and a highly transparent plastic bottle rarely having a problem of discoloration such as whitening is produced. The method according to the present invention is a method of producing a plastic bottle comprising 0.005 to 0.025 parts by mass of a 1,2-benzisothiazol-3(2H)-one 1,1-dioxide compound with respect to 100 parts by mass of a polyester resin, the method comprising preparing a masterbatch containing 0.01 to 0.5 parts by mass of the above-described 1,2-benzisothiazol-3(2H)-one 1,1-dioxide compound with respect to 100 parts by mass of the polyester resin, subsequently mixing the masterbatch and polyester resin to produce a mixture, and molding the mixture into the shape of a bottle. Further, it is preferred that the above-described polyester resin be a polyethylene terephthalate resin.

Process for producing plastic bottle

A polyolefin resin composition having excellent transparency which comprises a polyolefin resin having a melt flow rate (MFR) at 230&#xb0; C. of 20 dg/min or more, (A) a dibenzylidene sorbitol compound represented by the following general formula (1), (wherein n represents an integer of 0 to 2; and R, R, R, R, and Reach independently represent a hydrogen atom or the like) and (B) an alkali metal salt compound of organic phosphoric acid ester represented by the following general formula (2), (wherein Rto Reach independently represent a hydrogen atom or the like), and wherein the sum of the amount of the component (A) and the component (B) is 0.01 to 1.0 part by mass per 100 parts by mass of the polyolefin resin, and (A)/(B), the ratio (mass ratio) between the component (A) and the component (B), is within a range from 99/1 to 80/20.

Polyolefin resin composition

To provide a polyester resin composition having a high crystallization rate and excellent moldability. A polyester resin composition comprising (a) a polyester resin,    (in the formula (4), G represents an alkylene group having 2 to 4 carbon atoms; Rand Reach independently represent an alkyl or alkenyl group having 1 to 14 carbon atoms; and m represents a integral number of 2 to 30).

Polyester resin composition

The present invention provides a polyester resin composition having an excellent crystallization rate. The polyester resin composition includes (a) a polyester resin containing (b) a sulfonamide compound metal salt which has a structure represented by the following general formula (1): 

A method for producing a stabilized polymer comprising adding at least one kind of a phenolic antioxidant masked with an organic aluminum and represented by general formula (I) in a catalyst system or a polymerization system, before or during polymerization, on gas-phase polymerization of a monomer having an ethylenic unsaturated bonding,  wherein Rand R, each is independently a hydrogen atom, an alkyl group having 1 to 9 carbon atoms, a cycloalkyl group or an arylalkyl group; X is an alkylene group having 1 to 8 carbon atoms; Ris a hydrogen atom or an alkyl group having 1 to 8 carbon atoms; and Ris an alkyl group having 1 to 30 carbon atoms.

Method for producing stabilized polymer

A polyester resin container with improved weatherability as well as colorlessness and heat resistance, made of a polyester resin composition comprising (A) 100 parts by weight of a polyester resin and (B) 0.01 to 10 parts by weight of a triazine ultraviolet absorber represented by formula (I): wherein Rrepresents a straight-chain or branched alkyl group having 1 to 17 carbon atoms, which may have an alicyclic group at the terminal or in the chain thereof; and R, R', R, and R&#x2032; each represent a hydrogen atom or a methyl group.

Growing community of inventors

Saitama, Japan

Takahiro Horikoshi